WPP / WPP plc - Depositary Receipt (Common Stock) - Pengajuan SECLaporan Tahunan, Pernyataan Proksi

WPP plc - Depositary Receipt (Common Stock)
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CIK 105076
SEC Filings
All companies that sell securities in the United States must register with the Securities and Exchange Commission (SEC) and file reports on a regular basis. These reports include company annual reports (10K, 10Q), news updates (8K), investor presentations (found in 8Ks), insider trades (form 4), ownership reports (13D, and 13G), and reports related to the specific securities sold, such as registration statements and prospectus. This page shows recent SEC filings related to WPP plc - Depositary Receipt (Common Stock)
SEC Filings (Chronological Order)
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February 10, 2016 SC 13G/A

WPP / Wausau Paper Corp. / WILMINGTON TRUST CO - AMENDMENT NO. 18 TO SCHEDULE 13G Passive Investment

SC 13G/A 1 d136954dsc13ga.htm AMENDMENT NO. 18 TO SCHEDULE 13G SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G (Rule 13d-102) INFORMATION TO BE INCLUDED IN STATEMENTS FILED PURSUANT TO RULES 13d-1 (b), (c), AND (d) AND AMENDMENTS THERETO FILED PURSUANT TO RULE 13d-2 (b) Amendment No. 18 Wausau Paper Corporation (Name of Issuer) Common Stock (Title of Class of Securities) 943

February 10, 2016 SC 13G/A

WPP / Wausau Paper Corp. / PRICE T ROWE ASSOCIATES INC /MD/ - WPP AS OF 01/31/2016 Passive Investment

SC 13G/A 1 wpp13gajan16.htm WPP AS OF 01/31/2016 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 9) WAUSAU PAPER CORP (Name of Issuer) COMMON STOCK (Title of Class of Securities) 943315101 (CUSIP Number) January 31, 2016 (Date of Event which Requires Filing of Statement) Check the appropriate box to desig

February 8, 2016 SC 13G/A

WPP / Wausau Paper Corp. / PRICE T ROWE ASSOCIATES INC /MD/ - WPP AS OF 12/31/2015 Passive Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 8) WAUSAU PAPER CORP (Name of Issuer) COMMON STOCK (Title of Class of Securities) 943315101 (CUSIP Number) December 31, 2015 (Date of Event which Requires Filing of Statement) Check the appropriate box to designate the Rule pursuant to which this Schedule is

February 1, 2016 15-12G

Wausau Paper 15-12G

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 15 CERTIFICATION AND NOTICE OF TERMINATION OF REGISTRATION UNDER SECTION 12(g) OF THE SECURITIES EXCHANGE ACT OF 1934 OR SUSPENSION OF DUTY TO FILE REPORTS UNDER SECTIONS 13 AND 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission File Number: 0-13923 WAUSAU PAPER CORP. (Exact Name of Registrant as Specified in its Cha

January 25, 2016 SC 13D/A

WPP / Wausau Paper Corp. / GAMCO INVESTORS, INC. ET AL Activist Investment

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D Under the Securities Exchange Act of 1934 (Amendment No. 2) Wausau Paper Corp. (Name of Issuer) Common Shares (Title of Class of Securities) 943315101 (CUSIP Number) David Goldman GAMCO Investors, Inc. One Corporate Center Rye, New York 10580-1435 (914) 921-5000 (Name, Address and Telephone Number of Person Authorized to Receiv

January 25, 2016 SC 13D/A

WPP / Wausau Paper Corp. / Starboard Value LP - AMENDMENT NO. 16 TO THE SCHEDULE 13D Activist Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D (Rule 13d-101) INFORMATION TO BE INCLUDED IN STATEMENTS FILED PURSUANT TO § 240.13d-1(a) AND AMENDMENTS THERETO FILED PURSUANT TO § 240.13d-2(a) (Amendment No. 16)1 Wausau Paper Corp. (Name of Issuer) Common Stock, no par value (Title of Class of Securities) 943315101 (CUSIP Number) JEFFREY C. SMITH STARBOARD VALU

January 22, 2016 EX-3.1

ARTICLES OF MERGER SALMON ACQUISITION, INC. (a Wisconsin corporation) WITH AND INTO WAUSAU PAPER CORP. (a Wisconsin corporation)

Exhibit 3.1 (W1256960.DOC;1) Exhibit 3.1 ARTICLES OF MERGER MERGING SALMON ACQUISITION, INC. (a Wisconsin corporation) WITH AND INTO WAUSAU PAPER CORP. (a Wisconsin corporation) Pursuant to Sections 180.1101 and 180.1105 of the Wisconsin Business Corporation Law (the "WBCL"), Wausau Paper Corp., a Wisconsin corporation ("Wausau"), does hereby certify the following information relating to the merge

January 22, 2016 EX-3.2

BY-LAWS WAUSAU PAPER CORP. REFERENCE TABLE BY-LAWS OF WAUSAU PAPER CORP.

Exhibit 3.2 (W1256962.DOC;1) Exhibit 3.2 BY-LAWS OF WAUSAU PAPER CORP. REFERENCE TABLE BY-LAWS OF WAUSAU PAPER CORP. Section Subject Matter Page ARTICLE I OFFICES Section 1.01 Principal and Business Offices 1 Section 1.02 Registered Office 1 ARTICLE II SHAREHOLDERS Section 2.01 Annual Meeting 1 Section 2.02 Special Meeting 1 Section 2.03 Place of Meeting 2 Section 2.04 Notice of Meeting 2 Section

January 22, 2016 8-K

Changes in Control of Registrant, Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Amendments to Articles of Incorporation or Bylaws; Change in Fiscal Year, Termination of a Material Definitive Agreement, Material Modification to Rights of Security Holders, Notice of Delisting or Failure to Satisfy a Continued Listing Rule or Standard; Transfer of Listing, Financial Statements and Exhibits, Completion of Acquisition or Disposition of Assets, Other Events, Submission of Matters to a Vote of Security Holders

8-K 1 wp8k.htm WP 8-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of Earliest Event Reported): January 20, 2016 WAUSAU PAPER CORP. (Exact name of registrant as specified in its charter) WISCONSIN 0-13923 39-0690900 (State or other jurisdiction of incorpora

January 22, 2016 EX-9.1

Stockholm, January 20, 2016

Exhibit 99.1 (W1256956.DOC;1) Exhibit 99.1 Press release Stockholm, January 20, 2016 Wausau Paper Corp. Shareholders Approve the Sale of Wausau, a leading North American Away-from-Home Tissue Company, to SCA ? Transaction scheduled to occur Thursday, January 21, 2016. ? Complementary offerings to provide customers with expanded range of professional hygiene products and services ? Businesses will

January 21, 2016 S-8 POS

Wausau Paper S-8 POS 333-02845

S-8 POS - 333-171362 (W1251071.DOC;1) Registration No. 333-171362, 333-61128, 333-47277, 333-42447, 333-42445, 333-02845, 033-44922, 033-63553 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 POST-EFFECTIVE AMENDMENT NO. 1 TO FORM S-8 REGISTRATION STATEMENT NO. 333-171362 POST-EFFECTIVE AMENDMENT NO. 1 TO FORM S-8 REGISTRATION STATEMENT NO. 333-61128 POST-EFFECTIVE AMENDMENT

January 21, 2016 S-8 POS

Wausau Paper S-8 POS 033-63553

S-8 POS - 333-171362 (W1251071.DOC;1) Registration No. 333-171362, 333-61128, 333-47277, 333-42447, 333-42445, 333-02845, 033-44922, 033-63553 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 POST-EFFECTIVE AMENDMENT NO. 1 TO FORM S-8 REGISTRATION STATEMENT NO. 333-171362 POST-EFFECTIVE AMENDMENT NO. 1 TO FORM S-8 REGISTRATION STATEMENT NO. 333-61128 POST-EFFECTIVE AMENDMENT

January 21, 2016 S-8 POS

Wausau Paper S-8 POS 333-42447

S-8 POS 1 s8pos.htm S-8 POS 333-42447 Registration No. 333-171362, 333-61128, 333-47277, 333-42447, 333-42445, 333-02845, 033-44922, 033-63553 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 POST-EFFECTIVE AMENDMENT NO. 1 TO FORM S-8 REGISTRATION STATEMENT NO. 333-171362 POST-EFFECTIVE AMENDMENT NO. 1 TO FORM S-8 REGISTRATION STATEMENT NO. 333-61128 POST-EFFECTIVE AMENDMENT

January 21, 2016 S-8 POS

Wausau Paper S-8 POS 033-44922

S-8 POS - 333-171362 (W1251071.DOC;1) Registration No. 333-171362, 333-61128, 333-47277, 333-42447, 333-42445, 333-02845, 033-44922, 033-63553 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 POST-EFFECTIVE AMENDMENT NO. 1 TO FORM S-8 REGISTRATION STATEMENT NO. 333-171362 POST-EFFECTIVE AMENDMENT NO. 1 TO FORM S-8 REGISTRATION STATEMENT NO. 333-61128 POST-EFFECTIVE AMENDMENT

January 21, 2016 S-8 POS

Wausau Paper S-8 POS 333-42445

Registration No. 333-171362, 333-61128, 333-47277, 333-42447, 333-42445, 333-02845, 033-44922, 033-63553 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 POST-EFFECTIVE AMENDMENT NO. 1 TO FORM S-8 REGISTRATION STATEMENT NO. 333-171362 POST-EFFECTIVE AMENDMENT NO. 1 TO FORM S-8 REGISTRATION STATEMENT NO. 333-61128 POST-EFFECTIVE AMENDMENT NO. 1 TO FORM S-8 REGISTRATION STATEM

January 21, 2016 S-8 POS

Wausau Paper S-8 POS 333-171362

S-8 POS - 333-171362 (W1251071.DOC;1) Registration No. 333-171362, 333-61128, 333-47277, 333-42447, 333-42445, 333-02845, 033-44922, 033-63553 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 POST-EFFECTIVE AMENDMENT NO. 1 TO FORM S-8 REGISTRATION STATEMENT NO. 333-171362 POST-EFFECTIVE AMENDMENT NO. 1 TO FORM S-8 REGISTRATION STATEMENT NO. 333-61128 POST-EFFECTIVE AMENDMENT

January 21, 2016 S-8 POS

Wausau Paper S-8 POS 333-61128

S-8 POS - 333-171362 (W1251071.DOC;1) Registration No. 333-171362, 333-61128, 333-47277, 333-42447, 333-42445, 333-02845, 033-44922, 033-63553 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 POST-EFFECTIVE AMENDMENT NO. 1 TO FORM S-8 REGISTRATION STATEMENT NO. 333-171362 POST-EFFECTIVE AMENDMENT NO. 1 TO FORM S-8 REGISTRATION STATEMENT NO. 333-61128 POST-EFFECTIVE AMENDMENT

January 21, 2016 EX-99.25

EX-99.25

NOTIFICATION OF THE REMOVAL FROM LISTING AND REGISTRATION OF THE STATED SECURITIES The New York Stock Exchange hereby notifies the SEC of its intention to remove the entire class of the stated securities from listing and registration on the Exchange at the opening of business on February 1, 2016, pursuant to the provisions of Rule 12d2-2 (a).

January 21, 2016 S-8 POS

Wausau Paper S-8 POS 333-47277

S-8 POS 1 s8pos.htm S-8 POS 333-47277 Registration No. 333-171362, 333-61128, 333-47277, 333-42447, 333-42445, 333-02845, 033-44922, 033-63553 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 POST-EFFECTIVE AMENDMENT NO. 1 TO FORM S-8 REGISTRATION STATEMENT NO. 333-171362 POST-EFFECTIVE AMENDMENT NO. 1 TO FORM S-8 REGISTRATION STATEMENT NO. 333-61128 POST-EFFECTIVE AMENDMENT

January 13, 2016 8-K

Other Events

Form 8-K (01/11/2016) - Supplement to Definitive Proxy Statement (conformed - doc for filing) (W1238734.

December 15, 2015 DEFR14A

Wausau Paper DEFR14A

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December 14, 2015 DEFM14A

Wausau Paper DEFM14A

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December 9, 2015 SC 13D

WPP / Wausau Paper Corp. / SVENSKA CELLULOSA AKTIEBOLAGET SCA - SCHEDULE 13D Activist Investment

Schedule 13D UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 SCHEDULE 13D Information To Be Included in Statements Filed Pursuant to § 240.13d-1(a) and Amendments Thereto Filed Pursuant to § 240.13d-2(a) WAUSAU PAPER CORP. (Name of Issuer) Common Stock, no par value (Title of Class of Securities) 943315101 (CUSIP Number) Michael A. Conza Morgan, Lewis & Bockius LLP One Fede

December 9, 2015 EX-3

AGREEMENT OF JOINT FILING

EX-3 Exhibit 3 AGREEMENT OF JOINT FILING In accordance with Rule 13d-1(k) under the Securities Exchange Act of 1934, as amended, the undersigned hereby confirm the agreement by and among them to the joint filing on behalf of them of the Statement on Schedule 13D with respect to the securities of Wausau Paper Corp.

November 23, 2015 SC 13D/A

WPP / Wausau Paper Corp. / GAMCO INVESTORS, INC. ET AL Activist Investment

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D Under the Securities Exchange Act of 1934 (Amendment No. 1) Wausau Paper Corp. (Name of Issuer) Common Shares (Title of Class of Securities) 943315101 (CUSIP Number) David Goldman GAMCO Investors, Inc. One Corporate Center Rye, New York 10580-1435 (914) 921-5000 (Name, Address and Telephone Number of Person Authorized to Receiv

November 17, 2015 8-K

Wausau Paper WP FORM 8-K (Current Report/Significant Event)

Form 8-K (W1197183.DOC;1) SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (date of earliest event reported): November 17, 2015 WAUSAU PAPER CORP. (Exact name of registrant as specified in its charter) WISCONSIN 0-13923 39-0690900 (State or other (Commission File (IRS Employer jur

November 17, 2015 EX-99.1

Early Termination of Hart-Scott-Rodino Waiting Period Received in Connection with SCA’s Acquisition of Wausau Paper Corp.

Exhibit 99.1 (W1197135.DOC;1) Exhibit 99.1 Early Termination of Hart-Scott-Rodino Waiting Period Received in Connection with SCA’s Acquisition of Wausau Paper Corp. Stockholm, Sweden and Mosinee, Wisconsin November 17, 2015 - SCA (NASDAQ OMX Stockholm: SCA), a leading global hygiene and forest products company, and Wausau Paper Corp. (“Wausau Paper”) (NYSE: WPP), a North American Away-from-Home ti

November 12, 2015 SC 13D

WPP / Wausau Paper Corp. / GAMCO INVESTORS, INC. ET AL Activist Investment

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D Under the Securities Exchange Act of 1934 Wausau Paper Corp. (Name of Issuer) Common Shares (Title of Class of Securities) 943315101 (CUSIP Number) David Goldman GAMCO Investors, Inc. One Corporate Center Rye, New York 10580-1435 (914) 921-5000 (Name, Address and Telephone Number of Person Authorized to Receive Notices and Comm

November 10, 2015 PREM14A

Wausau Paper PREM14A

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November 5, 2015 EX-99.1

WAUSAU PAPER REPORTS THIRD-QUARTER 2015 RESULTS

Exhibit 99.1 (W1189251.DOC;1) Exhibit 99.1 WAUSAU PAPER REPORTS THIRD-QUARTER 2015 RESULTS MOSINEE, WI ? November 5, 2015 ? Wausau Paper (NYSE:WPP) today announced financial and operating results for the three- and nine-month periods ended September 30, 2015. Third-Quarter Summary Financial Results ? Third-quarter adjusted EBITDA from continuing operations in 2015 was $16.9 million compared with a

November 5, 2015 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

8-K 1 wp8k.htm WP FORM 8-K SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (date of earliest event reported): November 5, 2015 WAUSAU PAPER CORP. (Exact name of registrant as specified in its charter) WISCONSIN 0-13923 39-0690900 (State or other (Commission File (IRS Employer jur

November 5, 2015 10-Q

Wausau Paper 10-Q (Quarterly Report)

Table of Contents FORM 10-Q SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 (Mark One) x QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2015 OR o TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number: 1-13923 WAU

October 14, 2015 SC 13D/A

WPP / Wausau Paper Corp. / Starboard Value LP - AMENDMENT NO. 15 TO THE SCHEDULE 13D Activist Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D (Rule 13d-101) INFORMATION TO BE INCLUDED IN STATEMENTS FILED PURSUANT TO § 240.13d-1(a) AND AMENDMENTS THERETO FILED PURSUANT TO § 240.13d-2(a) (Amendment No. 15)1 Wausau Paper Corp. (Name of Issuer) Common Stock, no par value (Title of Class of Securities) 943315101 (CUSIP Number) JEFFREY C. SMITH STARBOARD VALU

October 14, 2015 EX-99.2

Voting Agreement

Exhibit 99.2 Voting Agreement This Voting Agreement (this “Agreement”), dated as of October 12, 2015, is entered into between the undersigned stockholder (“Stockholder”) of WAUSAU PAPER CORP., a Wisconsin corporation (the “Company”), and SCA AMERICAS INC., a Delaware corporation (“Parent”). WHEREAS, concurrently with the execution and delivery of this Agreement, the Company, Parent and SALMON ACQU

October 14, 2015 EX-99.1

Voting Agreement

Exhibit 99.1 Voting Agreement This Voting Agreement (this “Agreement”), dated as of October 12, 2015 is entered into between the undersigned stockholders (each a “Stockholder” and collectively, the “Stockholders”) of WAUSAU PAPER CORP., a Wisconsin corporation (the “Company”), and SCA AMERICAS INC., a Delaware corporation (“Parent”). WHEREAS, concurrently with the execution and delivery of this Ag

October 14, 2015 SC 13D/A

WPP / Wausau Paper Corp. / LionEye Capital Management LLC - WAUSAU PAPER COR. Activist Investment

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D/A Under the Securities Exchange Act of 1934 (Amendment No. 2)* Wausau Paper Corp. (Name of Issuer) Common Stock, no par value (Title of Class of Securities) 943315101 (CUSIP Number) Eleazer Klein, Esq. Schulte Roth & Zabel LLP 919 Third Avenue New York, New York 10022 (212) 756-2000 (Name, Address and Telephone Number of Person

October 13, 2015 8-K

Entry into a Material Definitive Agreement, Financial Statements and Exhibits, Other Events

8-K 1 wp8k.htm WP FORM 8-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (date of earliest event reported): October 12, 2015 WAUSAU PAPER CORP. (Exact name of registrant as specified in its charter) WISCONSIN 1-13923 39-0690900 (State or other (Commission File (IR

October 13, 2015 EX-2.1

AGREEMENT AND PLAN OF MERGER SCA AMERICAS INC., SALMON ACQUISITION, INC., WAUSAU PAPER CORP. Dated as of October 12, 2015

Ehibit 2.1 (W1174604.DOC;1) EXHIBIT 2.1 EXECUTION VERSION AGREEMENT AND PLAN OF MERGER among SCA AMERICAS INC., SALMON ACQUISITION, INC., and WAUSAU PAPER CORP. Dated as of October 12, 2015 TABLE OF CONTENTS Page ARTICLE I THE MERGER SECTION 1.01 The Merger 2 SECTION 1.02 Closing 2 SECTION 1.03 Effective Time 2 SECTION 1.04 Effects of the Merger 2 SECTION 1.05 Articles of Incorporation and Bylaws

October 13, 2015 EX-99.1

Stockholm, October 13, 2015

Exhibit 99.1 (W1174587.DOC;1) Exhibit 99.1 Press release Stockholm, October 13, 2015 SCA to acquire Wausau Paper Corp., a North American Away-from-Home Tissue company, for USD 513 million in cash - Complementary offerings to provide customers with expanded range of professional hygiene products and services - Businesses will benefit from combined innovation, sales, and logistics capabilities - Enh

October 13, 2015 EX-10.1

GUARANTEE October 12, 2015

Exhibit 10.1 (W1174588.DOC;1) Exhibit 10.1 EXECUTION VERSION GUARANTEE October 12, 2015 The undersigned, Svenska Cellulosa Aktiebolaget SCA (publ), a Swedish corporation (the ?Guarantor?), in consideration of the execution and delivery of that certain Agreement and Plan of Merger, dated as of October 12, 2015 (as it may be amended or modified from time to time, the ?Merger Agreement?) by and among

October 13, 2015 EX-10.2

Form of Voting Agreement

Exhibit 10.2 (W1174589.DOC;1) Exhibit 10.2 Form of Voting Agreement This Voting Agreement (this ?Agreement?), dated as of October 12, 2015 between the undersigned stockholder (?Stockholder?) of Wausau Paper Corp., a Wisconsin corporation (the ?Company?), and SCA Americas Inc., a Delaware corporation (?Parent?). WHEREAS, concurrently with the execution and delivery of this Agreement, the Company, P

September 16, 2015 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Financial Statements and Exhibits

8-K 1 wp8k.htm WP FORM 8-K SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (date of earliest event reported): September 11, 2015 WAUSAU PAPER CORP. (Exact name of registrant as specified in its charter) WISCONSIN 0-13923 39-0690900 (State or other (Commission File (IRS Employer j

September 16, 2015 EX-10.2

CHANGE IN CONTROL EMPLOYMENT AGREEMENT

Exhibit 10.2 (W1156369.DOC;1) Exhibit 10.2 CHANGE IN CONTROL EMPLOYMENT AGREEMENT CHANGE IN CONTROL EMPLOYMENT AGREEMENT, dated as of the 14th day of September, 2015 (this “Agreement”), by and between Wausau Paper Corp., a Wisconsin corporation (the “Company”), and Matthew L. Urmanski (the “Executive”). WHEREAS, the Board of Directors of the Company (the “Board”), has determined that it is in the

September 16, 2015 EX-10.3

CHANGE IN CONTROL EMPLOYMENT AGREEMENT

Exhibit 10.3 (W1156376.DOC;1) Exhibit 10.3 CHANGE IN CONTROL EMPLOYMENT AGREEMENT CHANGE IN CONTROL EMPLOYMENT AGREEMENT, dated as of the 14th day of September, 2015 (this ?Agreement?), by and between Wausau Paper Corp., a Wisconsin corporation (the ?Company?), and Sherri L. Lemmer (the ?Executive?). WHEREAS, the Board of Directors of the Company (the ?Board?), has determined that it is in the bes

September 16, 2015 EX-10.1

CHANGE IN CONTROL EMPLOYMENT AGREEMENT

Exhibit 10.1 (W1156354.DOC;1) Exhibit 10.1 CHANGE IN CONTROL EMPLOYMENT AGREEMENT CHANGE IN CONTROL EMPLOYMENT AGREEMENT, dated as of the 14th day of September, 2015 (this “Agreement”), by and between Wausau Paper Corp., a Wisconsin corporation (the “Company”), and Michael C. Burandt (the “Executive”). WHEREAS, the Board of Directors of the Company (the “Board”), has determined that it is in the b

August 6, 2015 EX-99.1

WAUSAU PAPER REPORTS SECOND-QUARTER 2015 RESULTS Adjusted EBITDA of $14.5 million – Above Prior Guidance

Exhibit 99.1 (W1123711.DOC;1) Exhibit 99.1 WAUSAU PAPER REPORTS SECOND-QUARTER 2015 RESULTS Adjusted EBITDA of $14.5 million ? Above Prior Guidance MOSINEE, WI ? August 6, 2015 ? Wausau Paper (NYSE:WPP) today announced financial and operating results for the three- and six-month period ended June 30, 2015. Second-Quarter Highlights Financial Results ? Second-quarter adjusted EBITDA from continuing

August 6, 2015 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

8-K 1 wp8k.htm WP FORM 8-K SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (date of earliest event reported): June 30, 2015 WAUSAU PAPER CORP. (Exact name of registrant as specified in its charter) WISCONSIN 0-13923 39-0690900 (State or other (Commission File (IRS Employer jurisd

August 6, 2015 10-Q

FORM 10-Q SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549

Table of Contents FORM 10-Q SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 (Mark One) T QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2015 OR ? TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number: 1-13923 WAUSAU P

July 27, 2015 EX-24

POWER OF ATTORNEY

POA - R. Yanker (W1115023.DOC;1) POWER OF ATTORNEY Know all men by these presents that I, Robert H. Yanker, hereby make, constitute and appoint Sherri L. Lemmer and Robert J. Gitter, and each of them, as my true and lawful attorneys-in-fact, on my behalf, and in my name, place and stead, to execute any and all forms or documents which at any time are required to be filed by me with the Securities

July 22, 2015 EX-99.1

Wausau Paper Appoints Rob Yanker to Board of Directors

Exhibit 99.1 (W1115038.DOC;1) Exhibit 99.1 Wausau Paper Appoints Rob Yanker to Board of Directors MOSINEE, WI ? July 22, 2015 ? Wausau Paper (NYSE:WPP) today announced that it has appointed Rob Yanker to the Company?s Board of Directors, effective immediately. Mr. Yanker will serve as one of the Company?s nominees for election at its 2016 Annual Meeting of Shareholders. Mr. Yanker, 57, is a Direct

July 22, 2015 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Financial Statements and Exhibits

Form 8-K (W1115138.DOC;1) UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (date of earliest event reported): July 16, 2015 WAUSAU PAPER CORP. (Exact name of registrant as specified in its charter) WISCONSIN 1-13923 39-0690900 (State or other (Commission File (IRS Em

June 30, 2015 SC 13D/A

WPP / Wausau Paper Corp. / Altai Capital Management, L.P. - AMENDMENT NO. 1 Activist Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D (Rule 13d-101) INFORMATION TO BE INCLUDED IN STATEMENTS FILED PURSUANT TO RULE 13d-1(a) AND AMENDMENTS THERETO FILED PURSUANT TO RULE 13d-2(a) (Amendment No. 1)* Wausau Paper Corp. (Name of Issuer) Common Stock, no par value (Title of Class of Securities) 943315101 (CUSIP Number) Toby E. Symonds President Altai Ca

June 26, 2015 11-K

Wausau Paper WP FORM 11-K

Form 11-K (W1100254.DOC;1) FORM 11-K SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 (Mark One) T ANNUAL REPORT PURSUANT TO SECTION 15 (d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2014 OR ? TRANSITION REPORT PURSUANT TO SECTION 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number: 1-13923 Wausau Paper C

May 15, 2015 8-K

Wausau Paper WP FORM 8-K (Current Report/Significant Event)

Form 8-K (W1078691.DOC;1) SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (date of earliest event reported): May 13, 2015 WAUSAU PAPER CORP. (Exact name of registrant as specified in its charter) WISCONSIN 0-13923 39-0690900 (State or other (Commission File (IRS Employer jurisdic

May 7, 2015 EX-99.1

WAUSAU PAPER REPORTS FIRST-QUARTER 2015 RESULTS

Exhibit 99.1 (W1072944.DOC;1) Exhibit 99.1 WAUSAU PAPER REPORTS FIRST-QUARTER 2015 RESULTS MOSINEE, WI – May 7, 2015 – Wausau Paper (NYSE:WPP) announced: Financial Results · Net sales increased 8.6 percent to $84.2 million in the first quarter of 2015 compared to $77.5 million in the first quarter of 2014. · On a reported basis, first-quarter results from continuing operations were net earnings of

May 7, 2015 10-Q

FORM 10-Q SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549

Table of Contents FORM 10-Q SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 (Mark One) x QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2015 OR o TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number: 1-13923 WAUSAU

May 7, 2015 8-K

Wausau Paper WP FORM 8-K (Current Report/Significant Event)

Form 8-K (W1072940.DOC;1) SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (date of earliest event reported): May 7, 2015 WAUSAU PAPER CORP. (Exact name of registrant as specified in its charter) WISCONSIN 0-13923 39-0690900 (State or other (Commission File (IRS Employer jurisdict

April 16, 2015 EX-16.1

April 16, 2015

Exhibit 16.1 (W1059250.DOC;1) Exhibit 16.1 April 16, 2015 U.S. Securities and Exchange Commission Office of the Chief Accountant 101 F Street, NE Washington, DC 20549 Re: Wausau Paper Corp. Savings and Investment Plan File No. 0-13923 Dear Sir or Madam: We have read Item 4.01 of Form 8-K of Wausau Paper Corp. Savings and Investment Plan dated April 16, 2015, and agree with the statements concernin

April 16, 2015 8-K

Financial Statements and Exhibits, Changes in Registrant's Certifying Accountant

8-K 1 wp8k.htm WP FORM 8-K SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (date of earliest event reported): April 14, 2015 WAUSAU PAPER CORP. SAVINGS AND INVESTMENT PLAN (Exact name of registrant as specified in its charter) WISCONSIN 0-13923 39-0690900 (State or other (Commiss

April 10, 2015 DEF 14A

Wausau Paper DEF 14A

Use these links to rapidly review the document Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

March 2, 2015 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K

Use these links to rapidly review the document Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

February 20, 2015 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Financial Statements and Exhibits

8-K 1 wp8k.htm WP FORM 8-K SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (date of earliest event reported): February 16, 2015 WAUSAU PAPER CORP. (Exact name of registrant as specified in its charter) WISCONSIN 0-13923 39-0690900 (State or other (Commission File (IRS Employer ju

February 20, 2015 EX-10.1

WAUSAU PAPER CORP. 2010 STOCK INCENTIVE PLAN GRANT OF PERFORMANCE UNITS

Exhibit 10.1 (W1025095.DOC;1) Exhibit 10.1 WAUSAU PAPER CORP. 2010 STOCK INCENTIVE PLAN GRANT OF PERFORMANCE UNITS Grant Agreement made February 16, 2015 (the “Date of Grant”) between Wausau Paper Corp., a Wisconsin corporation with its principal place of business at Mosinee, Wisconsin (the “Corporation”), and Michael C. Burandt (the “Grantee”) to evidence the Grant set forth herein under the term

February 20, 2015 EX-10.2

WAUSAU PAPER CORP. 2010 STOCK INCENTIVE PLAN GRANT OF PERFORMANCE UNITS

Exhibit 10.2 (W1025100.DOC;1) Exhibit 10.2 WAUSAU PAPER CORP. 2010 STOCK INCENTIVE PLAN GRANT OF PERFORMANCE UNITS Grant Agreement made February 16, 2015 (the “Date of Grant”) between Wausau Paper Corp., a Wisconsin corporation with its principal place of business at Mosinee, Wisconsin (the “Corporation”), and Matthew L. Urmanski (the “Grantee”) to evidence the Grant set forth herein under the ter

February 20, 2015 EX-10.3

WAUSAU PAPER CORP. 2010 STOCK INCENTIVE PLAN GRANT OF PERFORMANCE UNITS

Exhibit 10.3 (W1025101.DOC;1) Exhibit 10.3 WAUSAU PAPER CORP. 2010 STOCK INCENTIVE PLAN GRANT OF PERFORMANCE UNITS Grant Agreement made February 16, 2015 (the “Date of Grant”) between Wausau Paper Corp., a Wisconsin corporation with its principal place of business at Mosinee, Wisconsin (the “Corporation”), and Sherri L. Lemmer (the “Grantee”) to evidence the Grant set forth herein under the terms

February 13, 2015 SC 13G/A

WPP / Wausau Paper Corp. / CORSAIR CAPITAL MANAGEMENT, L.P. - FEBRUARY 13, 2015 Passive Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 SCHEDULE 13G (RULE 13d - 102) Information to be included in statements filed pursuant to Rules 13d-1(b), (c) and (d) and amendments thereto filed pursuant to 13d-2(b) (AMENDMENT NO.2)* Wausau Paper Corp. (Name of Issuer) Common Stock, no par value (Title of Class of Securities) 943315101 (CUSIP Number) December 31, 2014 (Date

February 12, 2015 SC 13G/A

WPP / Wausau Paper Corp. / WILMINGTON TRUST CO - AMENDMENT NO. 17 TO SCHEDULE 13G Passive Investment

Amendment No. 17 to Schedule 13G SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G (Rule 13d-102) INFORMATION TO BE INCLUDED IN STATEMENTS FILED PURSUANT TO RULES 13d-1 (b), (c), AND (d) AND AMENDMENTS THERETO FILED PURSUANT TO RULE 13d-2 (b) Amendment No. 17 Wausau Paper Corporation (Name of Issuer) Common Stock (Title of Class of Securities) 943315-101 (CUSIP Number) Decembe

February 11, 2015 SC 13G/A

WPP / Wausau Paper Corp. / PRICE T ROWE ASSOCIATES INC /MD/ - WPP AS OF 12/31/2014 Passive Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 7) WAUSAU PAPER CORP (Name of Issuer) COMMON STOCK (Title of Class of Securities) 943315101 (CUSIP Number) December 31, 2014 (Date of Event which Requires Filing of Statement) Check the appropriate box to designate the Rule pursuant to which this Schedule is

February 10, 2015 EX-99.1

WAUSAU PAPER REPORTS FOURTH-QUARTER AND FULL-YEAR 2014 RESULTS Margin Enhancement Initiative Update

Exhibit 99.1 (W1016778.DOC;1) Exhibit 99.1 WAUSAU PAPER REPORTS FOURTH-QUARTER AND FULL-YEAR 2014 RESULTS Margin Enhancement Initiative Update MOSINEE, WI – February 10, 2015 – Wausau Paper (NYSE:WPP) announced: Financial Results · Net sales in the fourth quarter of 2014 were $89.9 million, comparable to record fourth quarter 2013 net sales of $91.1 million. Record full-year net sales increased 1.

February 10, 2015 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

Form 8-K (W1016777.DOC;1) SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (date of earliest event reported): February 10, 2015 WAUSAU PAPER CORP. (Exact name of registrant as specified in its charter) WISCONSIN 0-13923 39-0690900 (State or other (Commission File (IRS Employer jur

January 9, 2015 EX-10.1

Wausau Paper Corp. 2015 Equity Incentive Compensation Plan

Exhibit 10.1 (W0996069.DOC;1) Exhibit 10.1 Wausau Paper Corp. 2015 Equity Incentive Compensation Plan Under the 2015 Equity Incentive Compensation Plan, grants of performance units were made to our named executive officers as an equity performance incentive. Named executive officers received a grant of performance units equal to a specified percentage of base salary. These performance units may ve

January 9, 2015 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Financial Statements and Exhibits, Other Events

Form 8-K (W0996040.DOC;1) SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (date of earliest event reported): January 5, 2015 WAUSAU PAPER CORP. (Exact name of registrant as specified in its charter) WISCONSIN 0-13923 39-0690900 (State or other (Commission File (IRS Employer juris

January 9, 2015 EX-10.2

Wausau Paper Corp. 2015 Cash Incentive Compensation Plan Executive Officers

EX-10.2 4 wpex102.htm WP 2015 CASH INCENTIVE COMPENSATION PLAN FOR EXECUTIVE OFFICERS Exhibit 10.2 Wausau Paper Corp. 2015 Cash Incentive Compensation Plan For Executive Officers Executive officers are entitled to receive cash incentive compensation based on the Company’s achieving levels of earnings before interest, taxes, depreciation, and amortization (“EBITDA”) ranging between $62.5 million an

December 18, 2014 EX-99.1

Wausau Paper Terminates Shareholder Purchase Rights Plan Declares $0.03 Dividend

Exhibit 99.1 (W0980672.DOC;1) Exhibit 99.1 Wausau Paper Terminates Shareholder Purchase Rights Plan Declares $0.03 Dividend MOSINEE, Wisconsin, December 15, 2014 – Wausau Paper Corp. (NYSE:WPP) today announced that its Board of Directors has approved the redemption of the rights accompanying its outstanding common stock under its Shareholder Purchase Rights Plan originally adopted in October 1998,

December 18, 2014 8-K

Amendments to Articles of Incorporation or Bylaws; Change in Fiscal Year, Termination of a Material Definitive Agreement, Material Modification to Rights of Security Holders, Financial Statements and Exhibits, Other Events

WP 8-K (W0980669.DOC;1) UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (date of earliest event reported): December 15, 2014 WAUSAU PAPER CORP. (Exact name of registrant as specified in its charter) WISCONSIN 1-13923 39-0690900 (State or other (Commission File (IRS

November 10, 2014 SC 13G/A

WPP / Wausau Paper Corp. / PRICE T ROWE ASSOCIATES INC /MD/ - WPP AS OF 10/31/2014 Passive Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 6)* WAUSAU PAPER CORP (Name of Issuer) COMMON STOCK (Title of Class of Securities) 943315101 (CUSIP Number) October 31, 2014 (Date of Event which Requires Filing of Statement) Check the appropriate box to designate the Rule pursuant to which this Schedule is

November 5, 2014 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition, Other Events

Form 8-K (W0951255.DOC;1) SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (date of earliest event reported): November 5, 2014 WAUSAU PAPER CORP. (Exact name of registrant as specified in its charter) WISCONSIN 0-13923 39-0690900 (State or other (Commission File (IRS Employer juri

November 5, 2014 10-Q

FORM 10-Q SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549

Table of Contents FORM 10-Q SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 (Mark One) x QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2014 OR £ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number: 1-13923 WAU

November 5, 2014 EX-99.1

WAUSAU PAPER REPORTS THIRD-QUARTER 2014 RESULTS Margin Enhancement Initiatives Unveiled

Exhibit 99.1 (W0951256.DOC;1) Exhibit 99.1 WAUSAU PAPER REPORTS THIRD-QUARTER 2014 RESULTS Margin Enhancement Initiatives Unveiled MOSINEE, WI – November 5, 2014 – Wausau Paper (NYSE:WPP) announced: Third-Quarter Highlights Financial Results · Third-quarter adjusted EBITDA from continuing operations of $13.8 million, reflected sequential quarterly improvement, and exceeded prior third quarter guid

September 18, 2014 EX-10.1

FIRST AMENDMENT TO CREDIT AGREEMENT

Exhibit 10.01 (W0920068.DOC;1) Exhibit 10.1 FIRST AMENDMENT TO CREDIT AGREEMENT This FIRST AMENDMENT TO CREDIT AGREEMENT (the “Amendment”) is dated as of September 15, 2014 and effective in accordance with Section 3 below, by and among WAUSAU PAPER CORP., a Wisconsin corporation (“Wausau Paper”), WAUSAU TIMBERLAND COMPANY, LLC, a Wisconsin limited liability company (“Wausau Timberland”), WAUSAU PA

September 18, 2014 8-K

Entry into a Material Definitive Agreement, Financial Statements and Exhibits

WP Form 8-K (W0920086.DOC;1) UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (date of earliest event reported): September 15, 2014 WAUSAU PAPER CORP. (Exact name of registrant as specified in its charter) WISCONSIN 1-13923 39-0690900 (State or other (Commission File

August 25, 2014 8-K

Submission of Matters to a Vote of Security Holders

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (date of earliest event reported): August 21, 2014 WAUSAU PAPER CORP. (Exact name of registrant as specified in its charter) WISCONSIN 0-13923 39-0690900 (State or other (Commission File (IRS Employer jurisdiction of Number) Identif

August 19, 2014 SC 13D/A

WPP / Wausau Paper Corp. / LionEye Capital Management LLC - AMENDMENT NO. 1 TO THE SCHEDULE 13D Activist Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D (Rule 13d-101) INFORMATION TO BE INCLUDED IN STATEMENTS FILED PURSUANT TO § 240.13d-1(a) AND AMENDMENTS THERETO FILED PURSUANT TO § 240.13d-2(a) (Amendment No. 1)1 Wausau Paper Corp. (Name of Issuer) Common Stock, no par value (Title of Class of Securities) 943315101 (CUSIP Number) STEPHEN RANERI LIONEYE CAPITAL M

August 19, 2014 8-K

Other Events

Form 8-K (W0899498.DOC;1) SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (date of earliest event reported): August 13, 2014 WAUSAU PAPER CORP. (Exact name of registrant as specified in its charter) WISCONSIN 0-13923 39-0690900 (State or other (Commission File (IRS Employer juris

August 7, 2014 EX-99.1

WAUSAU PAPER REPORTS SECOND-QUARTER 2014 RESULTS

Exhibit 99.1 (W0891745.DOC;1) Exhibit 99.1 WAUSAU PAPER REPORTS SECOND-QUARTER 2014 RESULTS MOSINEE, WI – August 7, 2014 – Wausau Paper (NYSE:WPP) announced: Second-Quarter Highlights Financial Results · Second-quarter adjusted EBITDA from continuing operations in 2014 was $9.9 million compared to adjusted EBITDA of $8.8 million in 2013. Wausau’s second quarter 2014 EBITDA guidance was a range of

August 7, 2014 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

Form 8-K (W0891742.DOC;1) SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (date of earliest event reported): August 7, 2014 WAUSAU PAPER CORP. (Exact name of registrant as specified in its charter) WISCONSIN 0-13923 39-0690900 (State or other (Commission File (IRS Employer jurisd

August 7, 2014 10-Q

FORM 10-Q SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549

Table of Contents FORM 10-Q SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 (Mark One) x QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2014 OR o TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number: 1-13923 WAUSAU P

August 5, 2014 EX-10.2

TERM LOAN SECURITY AND PLEDGE AGREEMENT

Exhibit 10.2 (W0890139.DOC;1) Exhibit 10.2 Execution Version Notwithstanding anything herein to the contrary, the liens and security interests granted to the Administrative Agent pursuant to this Agreement and the exercise of any right or remedy by the Administrative Agent hereunder, are subject to the provisions of (i) the Intercreditor Agreement dated as of July 30, 2014 (as amended, restated, s

August 5, 2014 8-K

Entry into a Material Definitive Agreement, Termination of a Material Definitive Agreement, Financial Statements and Exhibits, Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant

WP 8-K (W0890275.DOC;1) UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (date of earliest event reported): July 30, 2014 WAUSAU PAPER CORP. (Exact name of registrant as specified in its charter) WISCONSIN 1-13923 39-0690900 (State or other (Commission File (IRS Empl

August 5, 2014 EX-10.1

CREDIT AGREEMENT Dated as of July 30, 2014 WAUSAU PAPER CORP., as the Borrower, CERTAIN SUBSIDIARIES OF THE BORROWER PARTY HERETO, as the Guarantors, BANK OF AMERICA, N.A., as Administrative Agent, THE LENDERS PARTY HERETO MERRILL LYNCH, PIERCE, FENN

Exhibit 10.1 (W0889962.DOC;1) Exhibit 10.1 Execution Version Published CUSIP Number: 94331GAC1 CREDIT AGREEMENT Dated as of July 30, 2014 Among WAUSAU PAPER CORP., as the Borrower, CERTAIN SUBSIDIARIES OF THE BORROWER PARTY HERETO, as the Guarantors, BANK OF AMERICA, N.A., as Administrative Agent, and THE LENDERS PARTY HERETO MERRILL LYNCH, PIERCE, FENNER & SMITH INCORPORATED and BMO CAPITAL MARKE

August 5, 2014 EX-10.3

CREDIT AGREEMENT Dated as of July 30, 2014 WAUSAU PAPER CORP., WAUSAU TIMBERLAND COMPANY, LLC, WAUSAU PAPER MILLS, LLC, WAUSAU PAPER TOWEL & TISSUE, LLC, THE SORG PAPER COMPANY and THE MIDDLETOWN HYDRAULIC COMPANY, as Borrowers, THE OTHER PERSONS SIG

EX-10.3 5 wpex103.htm ABL CREDIT AGREEMENT Exhibit 10.3 EXECUTION VERSION CREDIT AGREEMENT Dated as of July 30, 2014 WAUSAU PAPER CORP., WAUSAU TIMBERLAND COMPANY, LLC, WAUSAU PAPER MILLS, LLC, WAUSAU PAPER TOWEL & TISSUE, LLC, THE SORG PAPER COMPANY and THE MIDDLETOWN HYDRAULIC COMPANY, as Borrowers, THE OTHER PERSONS SIGNATORY HERETO AS THE LOAN PARTIES, CERTAIN FINANCIAL INSTITUTIONS, as Lender

August 5, 2014 EX-10.4

SECURITY AND PLEDGE AGREEMENT

WP Exhibit 10.4 (W0890141.DOC;1) Exhibit 10.4 EXECUTION VERSION Notwithstanding anything herein to the contrary, the liens and security interests granted to the Agent pursuant to this Agreement and the exercise of any right or remedy by the Agent hereunder, are subject to the provisions of (i) the Intercreditor Agreement dated as of July 30, 2014 (as amended, restated, supplemented or otherwise mo

August 5, 2014 EX-10.5

SETTLEMENT AGREEMENT

WP Exhibit 10.5 (W0889970.DOC;1) Exhibit 10.5 SETTLEMENT AGREEMENT This Settlement Agreement (this “Agreement”), dated as of July 30, 2014 (the “Effective Date”), by and between Wausau Paper Corp. and Wausau Paper Mills, LLC (“Wausau”), Wausau Paper Towel & Tissue, LLC, Wausau Timberland Company, LLC, The Sorg Paper Company, and The Middletown Hydraulic Company (“Affiliates”), and the Pension Bene

July 25, 2014 DEF 14A

WPP / Wausau Paper Corp. DEF 14A - - DEF 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant ý Filed by a Party other than the Registrant o Check the appropriate box: o Preliminary Proxy Statement o Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ý Defin

July 11, 2014 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers

Form 8-K (W0874848.DOC;1) UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (date of earliest event reported): July 7, 2014 WAUSAU PAPER CORP. (Exact name of registrant as specified in its charter) WISCONSIN 1-13923 39-0690900 (State or other (Commission File (IRS Emp

July 3, 2014 EX-99.1

[Signature Page to Agreement]

EX-99.1 2 ex991to13da1406297097070214.htm AGREEMENT DATED JULY 2, 2014 Exhibit 99.1 AGREEMENT This Agreement (this “Agreement”) is made and entered into as of July 2, 2014 by and among Wausau Paper Corp. (the “Company”) and the entities and natural persons listed on Exhibit A hereto and their respective Affiliates (collectively, “Starboard”) (each of the Company and Starboard, a “Party” to this Ag

July 3, 2014 EX-99.2

JOINT FILING AGREEMENT

Exhibit 99.2 JOINT FILING AGREEMENT In accordance with Rule 13d-1(k)(1)(iii) under the Securities Exchange Act of 1934, as amended, the persons named below agree to the joint filing on behalf of each of them of Amendment No. 14 to the Schedule 13D (including additional amendments thereto) with respect to the shares of Common Stock, no par value, of Wausau Paper Corp. This Joint Filing Agreement sh

July 3, 2014 SC 13D/A

WPP / Wausau Paper Corp. / Starboard Value LP - AMENDMENT NO. 14 TO THE SCHEDULE 13D Activist Investment

SC 13D/A 1 sc13da140629709707022014.htm AMENDMENT NO. 14 TO THE SCHEDULE 13D UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D (Rule 13d-101) INFORMATION TO BE INCLUDED IN STATEMENTS FILED PURSUANT TO § 240.13d-1(a) AND AMENDMENTS THERETO FILED PURSUANT TO § 240.13d-2(a) (Amendment No. 14)1 Wausau Paper Corp. (Name of Issuer) Common Stock, no par value (Title of

July 2, 2014 EX-10.1

SEVENTH AMENDMENT TO CREDIT AGREEMENT

EX-10.1 3 wpex101.htm WP SEVENTH AMENDMENT TO CREDIT AGREEMENT Exhibit 10.1 SEVENTH AMENDMENT TO CREDIT AGREEMENT THIS SEVENTH AMENDMENT TO CREDIT AGREEMENT (this “Amendment”) dated as of June 27, 2014 is by and among Wausau Paper Corp., a Wisconsin corporation (the “Borrower”), the Guarantors party hereto, the Lenders identified on the signature pages hereto and Bank of America, N.A., as Administ

July 2, 2014 8-K

Entry into a Material Definitive Agreement, Financial Statements and Exhibits, Other Events

WP Form 8-K (W0869482.DOC;1) UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (date of earliest event reported): June 27, 2014 WAUSAU PAPER CORP. (Exact name of registrant as specified in its charter) WISCONSIN 1-13923 39-0690900 (State or other (Commission File (IRS

July 2, 2014 EX-10.2

[signature page follows]

EX-10.2 4 wpex102.htm WP AMENDMENT NO. 8 TO NOTE PURCHASE AND PRIVATE SHELF AGREEMENT Exhibit 10.2 EXECUTION VERSION June 27, 2014 Wausau Paper Corp. 100 Paper Place Mosinee, WI 54455 Re: Amendment No. 8 to Note Purchase and Private Shelf Agreement Ladies and Gentlemen: Reference is made to that certain Note Purchase and Private Shelf Agreement, dated as of March 31, 2010 (as amended by Amendment

July 2, 2014 EX-10.3

[Signature Page to Agreement] STARBOARD VALUE AND OPPORTUNITY MASTER FUND LTD STARBOARD VALUE AND OPPORTUNITY S LLC STARBOARD VALUE LP STARBOARD VALUE GP LLC STARBOARD PRINCIPAL CO LP STARBOARD PRINCIPAL CO GP LLC JEFFREY C. SMITH MARK MITCHELL PETER

EX-10.3 5 wpex103.htm WP SETTLEMENT AGREEMENT Exhibit 10.3 AGREEMENT This Agreement (this “Agreement”) is made and entered into as of July 2, 2014 by and among Wausau Paper Corp. (the “Company”) and the entities and natural persons listed on Exhibit A hereto and their respective Affiliates (collectively, “Starboard”) (each of the Company and Starboard, a “Party” to this Agreement, and collectively

June 27, 2014 11-K

- WP FORM 11-K

FORM 11-K SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 (Mark One) T ANNUAL REPORT PURSUANT TO SECTION 15 (d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2013 OR £ TRANSITION REPORT PURSUANT TO SECTION 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number: 1-13923 Wausau Paper Corp. Savings and Investment

June 25, 2014 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (date of earliest event reported): June 19, 2014 WAUSAU PAPER CORP. (Exact name of registrant as specified in its charter) WISCONSIN 1-13923 39-0690900 (State or other (Commission File (IRS Employer jurisdiction of Num

June 9, 2014 SC 13D

WPP / Wausau Paper Corp. / LionEye Capital Management LLC - SCHEDULE 13D Activist Investment

SC 13D 1 sc13d0962400405302014.htm SCHEDULE 13D UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D (Rule 13d-101) INFORMATION TO BE INCLUDED IN STATEMENTS FILED PURSUANT TO § 240.13d-1(a) AND AMENDMENTS THERETO FILED PURSUANT TO § 240.13d-2(a) (Amendment No. )1 Wausau Paper Corp. (Name of Issuer) Common Stock, no par value (Title of Class of Securities) 943315101

June 9, 2014 EX-99.1

JOINT FILING AGREEMENT

Exhibit 99.1 JOINT FILING AGREEMENT In accordance with Rule 13d-1(k)(1)(iii) under the Securities Exchange Act of 1934, as amended, the persons named below agree to the joint filing on behalf of each of them of a Statement on Schedule 13D (including additional amendments thereto) with respect to the shares of Common Stock, no par value, of Wausau Paper Corp. This Joint Filing Agreement shall be fi

May 30, 2014 EX-10.1

SIXTH AMENDMENT TO CREDIT AGREEMENT

EX-10.1 3 wpex101.htm WP SIXTH AMENDMENT TO CREDIT AGREEMENT Exhibit 10.1 SIXTH AMENDMENT TO CREDIT AGREEMENT THIS SIXTH AMENDMENT TO CREDIT AGREEMENT (this “Amendment”) dated as of May 29, 2014 is by and among Wausau Paper Corp., a Wisconsin corporation (the “Borrower”), the Guarantors party hereto, the Lenders identified on the signature pages hereto and Bank of America, N.A., as Administrative

May 30, 2014 8-K

Entry into a Material Definitive Agreement, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (date of earliest event reported): May 29, 2014 WAUSAU PAPER CORP. (Exact name of registrant as specified in its charter) WISCONSIN 1-13923 39-0690900 (State or other (Commission File (IRS Employer jurisdiction of Numb

May 30, 2014 EX-10.2

[signature page follows]

EX-10.2 4 wpex102.htm WP AMENDMENT NO. 7 TO NOTE PURCHASE & PRIVATE SHELF AGREEMENT Exhibit 10.2 EXECUTION VERSION May 29, 2014 Wausau Paper Corp. 100 Paper Place Mosinee, WI 54455 Re: Amendment No. 7 to Note Purchase and Private Shelf Agreement Ladies and Gentlemen: Reference is made to that certain Note Purchase and Private Shelf Agreement, dated as of March 31, 2010 (as amended by Amendment No.

May 12, 2014 10-Q

FORM 10-Q SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549

Table of Contents FORM 10-Q SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 (Mark One) x QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2014 OR o TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number: 1-13923 WAUSAU

May 9, 2014 EX-99.1

WAUSAU PAPER REPORTS FIRST-QUARTER 2014 RESULTS

EX-99.1 3 wpex991.htm WP NEWS RELEASE Exhibit 99.1 WAUSAU PAPER REPORTS FIRST-QUARTER 2014 RESULTS MOSINEE, WI – May 9, 2014 – Wausau Paper (NYSE:WPP) reported: · Results of continuing operations in the first quarter impacted by weather-related market and cost factors, competitive support product pricing, and unfavorable Canadian currency exchange rate trends. These unfavorable impacts were somewh

May 9, 2014 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Financial Statements and Exhibits, Results of Operations and Financial Condition - WP FORM 8-K

Form 8-K (W0837719.DOC;1) SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (date of earliest event reported): May 6, 2014 WAUSAU PAPER CORP. (Exact name of registrant as specified in its charter) WISCONSIN 0-13923 39-0690900 (State or other (Commission File (IRS Employer jurisdict

April 29, 2014 10-K/A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K/A (Amendment No. 1)

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K/A (Amendment No. 1) (Mark One) S ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2013 £ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number 1-13923

April 24, 2014 EX-10.1

CONFIDENTIAL EXECUTIVE RETENTION BONUS AGREEMENT

EX-10.1 4 wpex101.htm WP EXHIBIT 10.1 Exhibit 10.1 CONFIDENTIAL EXECUTIVE RETENTION BONUS AGREEMENT This Confidential Executive Retention Bonus Agreement (“Agreement”) is entered into as of April 24, 2014 (the “Effective Date”), between Sherri L. Lemmer (the “Executive”) and Wausau Paper Corp., a Wisconsin corporation (the “Company”). RECITALS: A. The Executive is an employee of the Company and cu

April 24, 2014 EX-99.1

MICHAEL C. BURANDT APPOINTED CHAIRMAN AND CEO MATTHEW L. URMANSKI APPOINTED PRESIDENT AND CHIEF OPERATING OFFICER

Exhibit 99.1 (W0826177.DOC;1) Exhibit 99.1 MICHAEL C. BURANDT APPOINTED CHAIRMAN AND CEO MATTHEW L. URMANSKI APPOINTED PRESIDENT AND CHIEF OPERATING OFFICER MOSINEE, WI – April 24, 2014 – Wausau Paper (NYSE:WPP) today announced Michael C. Burandt has been appointed Chairman of the Board and Chief Executive Officer. Mr. Burandt joined the Company as a Director in 2012 and has served as Interim CEO

April 24, 2014 EX-10.2

WAUSAU PAPER CORP. 2010 STOCK INCENTIVE PLAN GRANT OF PERFORMANCE UNITS

EX-10.2 5 wpex102.htm WP EXHIBIT 10.2 Exhibit 10.2 WAUSAU PAPER CORP. 2010 STOCK INCENTIVE PLAN GRANT OF PERFORMANCE UNITS Grant Agreement made as of April 24, 2014 (the “Date of Grant”) between Wausau Paper Corp., a Wisconsin corporation with its principal place of business at Mosinee, Wisconsin (the “Corporation”), and Michael C. Burandt (the “Grantee”) to evidence the Grant set forth herein und

April 24, 2014 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Financial Statements and Exhibits, Other Events

Form 8-K (W0826206.DOC;1) SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (date of earliest event reported): April 22, 2014 WAUSAU PAPER CORP. (Exact name of registrant as specified in its charter) WISCONSIN 0-13923 39-0690900 (State or other (Commission File (IRS Employer jurisd

April 23, 2014 SC 13D/A

WPP / Wausau Paper Corp. / Starboard Value LP - AMENDMENT NO. 13 TO THE SCHEDULE 13D Activist Investment

SC 13D/A 1 sc13da130629709704222014.htm AMENDMENT NO. 13 TO THE SCHEDULE 13D UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D (Rule 13d-101) INFORMATION TO BE INCLUDED IN STATEMENTS FILED PURSUANT TO § 240.13d-1(a) AND AMENDMENTS THERETO FILED PURSUANT TO § 240.13d-2(a) (Amendment No. 13)1 Wausau Paper Corp. (Name of Issuer) Common Stock, no par value (Title of

April 2, 2014 EX-10.2

Fiscal Quarter

Exhibit 10.2 (W0811895.DOC;1) Exhibit 10.2 EXECUTION VERSION March 28, 2014 Wausau Paper Corp. 100 Paper Place Mosinee, WI 54455 Re: Amendment No. 6 to Note Purchase and Private Shelf Agreement Ladies and Gentlemen: Reference is made to that certain Note Purchase and Private Shelf Agreement, dated as of March 31, 2010 (as amended by Amendment No. 1 thereto, dated July 20, 2010, Amendment No. 2 the

April 2, 2014 EX-10.1

FIFTH AMENDMENT TO CREDIT AGREEMENT

Exhibit 10.1 (W0811893.DOC;1) Exhibit 10.1 EXECUTION COPY FIFTH AMENDMENT TO CREDIT AGREEMENT THIS FIFTH AMENDMENT TO CREDIT AGREEMENT (this “Amendment”) dated as of March 28, 2014 is by and among Wausau Paper Corp., a Wisconsin corporation (the “Borrower”), the Guarantors party hereto, the Lenders identified on the signature pages hereto and Bank of America, N.A., as Administrative Agent (the “Ad

April 2, 2014 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Entry into a Material Definitive Agreement, Financial Statements and Exhibits, Other Events

WP Form 8-K (W0811972.DOC;1) UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (date of earliest event reported): March 28, 2014 WAUSAU PAPER CORP. (Exact name of registrant as specified in its charter) WISCONSIN 1-13923 39-0690900 (State or other (Commission File (IR

April 2, 2014 EX-99.1

WAUSAU PAPER ANNOUNCES PRESIDENT AND CEO, HENRY C. NEWELL, STEPS DOWN Non-Executive Chairman Thomas Howatt Will Retire From Board Michael Burandt Appointed Interim CEO and Will Become Chairman

WP Exhibit 99.1 (W0811984.DOC;1) Exhibit 99.1 WAUSAU PAPER ANNOUNCES PRESIDENT AND CEO, HENRY C. NEWELL, STEPS DOWN Non-Executive Chairman Thomas Howatt Will Retire From Board Michael Burandt Appointed Interim CEO and Will Become Chairman MOSINEE, WI – April 2, 2014 – Wausau Paper (NYSE:WPP) today announced that its President and Chief Executive Officer, Henry C. “Hank” Newell, has stepped down as

March 3, 2014 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K

Use these links to rapidly review the document Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

February 24, 2014 8-K

Other Events - WP FORM 8-K

WP Form 8-K (W0787625.DOC;1) SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (date of earliest event reported): February 18, 2014 WAUSAU PAPER CORP. (Exact name of registrant as specified in its charter) WISCONSIN 0-13923 39-0690900 (State or other (Commission File (IRS Employer

February 18, 2014 SC 13D/A

WPP / Wausau Paper Corp. / Starboard Value LP - EX. 99.1 - LETTER TO THE BOARD OF DIRECTORS OF THE ISSUER Activist Investment

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February 18, 2014 DFAN14A

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UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A (Rule 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant o Filed by a Party other than the Registrant x Check the appropriate box: o Preliminary Proxy Statement ¨ Confide

February 18, 2014 DFAN14A

- EX. 99.1 - LETTER TO THE BOARD OF DIRECTORS

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February 18, 2014 SC 13D/A

WPP / Wausau Paper Corp. / Starboard Value LP - AMENDMENT NO. 12 TO THE SCHEDULE 13D Activist Investment

SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 SCHEDULE 13D (Rule 13d-101) INFORMATION TO BE INCLUDED IN STATEMENTS FILED PURSUANT TO RULE 13d-1(a) AND AMENDMENTS THERETO FILED PURSUANT TO RULE 13d-2(a) (Amendment No.

February 13, 2014 SC 13G/A

WPP / Wausau Paper Corp. / CORSAIR CAPITAL MANAGEMENT, L.P. - FEBRUARY 13, 2014 Passive Investment

SC 13G/A 1 wausau13ga-021414.htm FEBRUARY 13, 2014 UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 SCHEDULE 13G (RULE 13d - 102) Information to be included in statements filed pursuant to Rules 13d-1(b), (c) and (d) and amendments thereto filed pursuant to 13d-2(b) (AMENDMENT NO.1 )* Wausau Paper Corp. (Name of Issuer) Common Stock, no par value (Title of Class of Securitie

February 12, 2014 SC 13G/A

WPP / Wausau Paper Corp. / VANGUARD GROUP INC Passive Investment

SC 13G/A 1 wausaupapercorp.htm SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 (Amendment No.: 2 )* Name of issuer: Wausau Paper Corp Title of Class of Securities: Common Stock CUSIP Number: 943315101 Date of Event Which Requires Filing of this Statement: December 31, 2013 Check the appropriate box to designate the rule pursuant to w

February 12, 2014 SC 13G/A

WPP / Wausau Paper Corp. / WILMINGTON TRUST CO - AMENDMENT NO. 16 TO SCHEDULE 13G Passive Investment

AMENDMENT NO. 16 TO SCHEDULE 13G SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G (Rule 13d-102) INFORMATION TO BE INCLUDED IN STATEMENTS FILED PURSUANT TO RULES 13d-1 (b), (c), AND (d) AND AMENDMENTS THERETO FILED PURSUANT TO RULE 13d-2 (b) Amendment No. 16* Wausau Paper Corporation (Name of Issuer) Common Stock (Title of Class of Securities) 943315-101 (CUSIP Number) Decemb

February 11, 2014 SC 13G/A

WPP / Wausau Paper Corp. / PRICE T ROWE ASSOCIATES INC /MD/ - WPP AS OF 12/31/2013 Passive Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 5)* WAUSAU PAPER CORP (Name of Issuer) COMMON STOCK (Title of Class of Securities) 943315101 (CUSIP Number) December 31, 2013 (Date of Event which Requires Filing of Statement) Check the appropriate box to designate the Rule pursuant to which this Schedule i

February 11, 2014 DEFA14A

- WP SCHEDULE 14A

Schedule 14A for Call Script (W0781034.DOC;1) UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant [P] Filed by a Party other than the Registrant [ ] Check the appropriate box: [ ] Preliminary Proxy Statement [ ] Confidential, for Use of the Comm

February 11, 2014 DEFA14A

- SCHEDULE 14A

DEFA14A 1 wpsched14a.htm SCHEDULE 14A UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant [P] Filed by a Party other than the Registrant [ ] Check the appropriate box: [ ] Preliminary Proxy Statement [ ] Confidential, for Use of the Commission O

February 11, 2014 DEFA14A

- WP SCHEDULE 14A

2014/02/11 - Schedule 14A for Call Slides (W0780919.DOC;1) UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant [P] Filed by a Party other than the Registrant [ ] Check the appropriate box: [ ] Preliminary Proxy Statement [ ] Confidential, for Us

February 10, 2014 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition - WP FORM 8-K

Form 8-K (W0780148.DOC;1) SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (date of earliest event reported): February 10, 2014 WAUSAU PAPER CORP. (Exact name of registrant as specified in its charter) WISCONSIN 0-13923 39-0690900 (State or other (Commission File (IRS Employer jur

February 10, 2014 EX-99.1

WAUSAU PAPER REPORTS FOURTH-QUARTER AND FULL-YEAR 2013 RESULTS

Exhibit 99.1 (W0780181.DOC;1) Exhibit 99.1 WAUSAU PAPER REPORTS FOURTH-QUARTER AND FULL-YEAR 2013 RESULTS MOSINEE, WI – February 10, 2014 – Wausau Paper (NYSE:WPP) reported: · Completed strategic transformation to a Company 100% focused on tissue during 2013 · Continued strong case volume growth with fourth quarter growth up 7.4% and full year 2013 growth up 4.4% · Sequentially improved adjusted q

January 27, 2014 DFAN14A

- EX. 99.1 - LETTER TO THE BOARD OF DIRECTORS

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January 27, 2014 DFAN14A

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UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A (Rule 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant o Filed by a Party other than the Registrant x Check the appropriate box: o Preliminary Proxy Statement ¨ Confide

January 24, 2014 SC 13D

WPP / Wausau Paper Corp. / Altai Capital Management, L.P. - SCHEDULE 13D Activist Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D (Rule 13d-101) INFORMATION TO BE INCLUDED IN STATEMENTS FILED PURSUANT TO RULE 13d-1(a) AND AMENDMENTS THERETO FILED PURSUANT TO RULE 13d-2(a) Wausau Paper Corp. (Name of Issuer) Common Stock, no par value (Title of Class of Securities) 943315101 (CUSIP Number) Toby E. Symonds President Altai Capital Management, L

January 21, 2014 DEFA14A

- SCHEDULE 14A

DEFA14A 1 wp14a.htm SCHEDULE 14A UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant [P] Filed by a Party other than the Registrant [ ] Check the appropriate box: [ ] Preliminary Proxy Statement [ ] Confidential, for Use of the Commission Only (

January 17, 2014 EX-99.4

STARBOARD VALUE AND OPPORTUNITY MASTER FUND LTD c/o Starboard Value LP 830 Third Avenue, 3rd Floor New York, New York 10022

Exhibit 99.4 STARBOARD VALUE AND OPPORTUNITY MASTER FUND LTD c/o Starboard Value LP 830 Third Avenue, 3rd Floor New York, New York 10022 January , 2014 Dear : This letter sets forth our mutual agreement with respect to compensation to be paid to you for your agreement to be named and serve as a nominee of a group of investors (the “Starboard Group”), including Starboard Value and Opportunity Maste

January 17, 2014 EX-99.5

POWER OF ATTORNEY

EX-99.5 6 ex995sc13da1106297097011714.htm POWERS OF ATTORNEY Exhibit 99.5 POWER OF ATTORNEY Know all by these presents, that the undersigned hereby constitutes and appoints Jeffrey C. Smith and Peter A. Feld, or either of them, the undersigned’s true and lawful attorney-in-fact to take any and all action in connection with (i) the undersigned’s beneficial ownership of, or participation in a group

January 17, 2014 SC 13D/A

WPP / Wausau Paper Corp. / Starboard Value LP - EX. 99.1 - LETTER TO THE BOARD OF DIRECTORS Activist Investment

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January 17, 2014 EX-99.3

STARBOARD VALUE AND OPPORTUNITY MASTER FUND LTD c/o Starboard Value LP 830 Third Avenue, 3rd Floor New York, New York 10022

Exhibit 99.3 STARBOARD VALUE AND OPPORTUNITY MASTER FUND LTD c/o Starboard Value LP 830 Third Avenue, 3rd Floor New York, New York 10022 January , 2014 Re: Wausau Paper Corp. Dear : Thank you for agreeing to serve as a nominee for election to the Board of Directors of Wausau Paper Corp. (the “Company”) in connection with the proxy solicitation that Starboard Value and Opportunity Master Fund Ltd a

January 17, 2014 EX-99.2

JOINT FILING AND SOLICITATION AGREEMENT

Exhibit 99.2 JOINT FILING AND SOLICITATION AGREEMENT WHEREAS, certain of the undersigned are stockholders, direct or beneficial, of Wausau Paper Corp., a Wisconsin corporation (the “Company”); WHEREAS, Starboard Value and Opportunity Master Fund Ltd, a Cayman Islands exempted company (“Starboard V&O Fund”), Starboard Value and Opportunity S LLC, a Delaware limited liability company (“Starboard S L

January 17, 2014 DFAN14A

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UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A (Rule 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant o Filed by a Party other than the Registrant x Check the appropriate box: o Preliminary Proxy Statement ¨ Confide

January 17, 2014 SC 13D/A

WPP / Wausau Paper Corp. / Starboard Value LP - AMENDMENT NO. 11 TO THE SCHEDULE 13D Activist Investment

SC 13D/A 1 sc13da110629709701172014.htm AMENDMENT NO. 11 TO THE SCHEDULE 13D UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D (Rule 13d-101) INFORMATION TO BE INCLUDED IN STATEMENTS FILED PURSUANT TO § 240.13d-1(a) AND AMENDMENTS THERETO FILED PURSUANT TO § 240.13d-2(a) (Amendment No. 11)1 Wausau Paper Corp. (Name of Issuer) Common Stock, no par value (Title of

January 9, 2014 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Financial Statements and Exhibits, Other Events

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (date of earliest event reported): January 3, 2014 WAUSAU PAPER CORP. (Exact name of registrant as specified in its charter) WISCONSIN 0-13923 39-0690900 (State or other (Commission File (IRS Employer jurisdiction of Number) Identif

January 9, 2014 EX-10.3

Wausau Paper Corp. 2014 Cash Incentive Compensation Plan Executive Officers

Exhibit 10.3 (W0761181.DOC;1) Exhibit 10.3 Wausau Paper Corp. 2014 Cash Incentive Compensation Plan For Executive Officers Executive officers are entitled to receive cash incentive compensation based on the level of achievement by the Company of targeted 2014 goals for adjusted earnings per share, as derived from targeted return on capital employed. For purposes of this plan, “earnings per share”

January 9, 2014 EX-10.2

Wausau Paper Corp. Long-Term (2016) Equity Incentive Compensation Plan

Exhibit 10.2 (W0761179.DOC;1) Exhibit 10.2 Wausau Paper Corp. Long-Term (2016) Equity Incentive Compensation Plan Grants of performance units under the Long-Term (2016) Equity Incentive Compensation Plan will vest upon the Company’s attainment of certain targeted levels of “total shareholder return.” The calculation of total shareholder return is measured over a three year period and is calculated

January 9, 2014 EX-10.1

Wausau Paper Corp. 2014 Equity Incentive Compensation Plan

Exhibit 10.1 (W0761176.DOC;1) Exhibit 10.1 Wausau Paper Corp. 2014 Equity Incentive Compensation Plan Under the 2014 Equity Incentive Compensation Plan, grants of performance units were made to our named executive officers as an equity performance incentive. Named executive officers received a grant of performance units equal to a specified percentage of base salary. These performance units may ve

December 23, 2013 EX-10.1

FOURTH AMENDMENT TO CREDIT AGREEMENT

Exhibit 10.1 (W0750920.DOC;1) Exhibit 10.1 EXECUTION COPY FOURTH AMENDMENT TO CREDIT AGREEMENT THIS FOURTH AMENDMENT TO CREDIT AGREEMENT (this “Amendment”) dated as of December 17, 2013 is by and among Wausau Paper Corp., a Wisconsin corporation (the “Borrower”), the Guarantors party hereto, the Lenders identified on the signature pages hereto and Bank of America, N.A., as Administrative Agent (th

December 23, 2013 EX-10.2

Fiscal Quarter

Exhibit 10.2 (W0750929.DOC;1) Exhibit 10.2 EXECUTION VERSION December 17, 2013 Wausau Paper Corp. 100 Paper Place Mosinee, WI 54455 Re: Amendment No. 5 to Note Purchase and Private Shelf Agreement Ladies and Gentlemen: Reference is made to that certain Note Purchase and Private Shelf Agreement, dated as of March 31, 2010 (as amended by Amendment No. 1 thereto, dated July 20, 2010, Amendment No. 2

December 23, 2013 8-K

Entry into a Material Definitive Agreement, Financial Statements and Exhibits - WP FORM 8-K

WP Form 8-K (W0752413.DOC;1) UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (date of earliest event reported): December 17, 2013 WAUSAU PAPER CORP. (Exact name of registrant as specified in its charter) WISCONSIN 1-13923 39-0690900 (State or other (Commission File

November 8, 2013 10-Q

FORM 10-Q SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549

Table of Contents FORM 10-Q SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 (Mark One) T QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2013 OR ? TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number: 1-13923 WAU

October 28, 2013 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition - WP FORM 8-K

Form 8-K (W0721557.DOC;1) SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (date of earliest event reported): October 28, 2013 WAUSAU PAPER CORP. (Exact name of registrant as specified in its charter) WISCONSIN 0-13923 39-0690900 (State or other (Commission File (IRS Employer juri

October 28, 2013 EX-99.1

WAUSAU PAPER REPORTS THIRD-QUARTER RESULTS

EX-99.1 3 wpex991.htm WP NEWS RELEASE Exhibit 99.1 WAUSAU PAPER REPORTS THIRD-QUARTER RESULTS MOSINEE, WI – October 28, 2013 – Wausau Paper (NYSE:WPP) reported: · Sequentially improved adjusted per share net loss of $0.02 · Strong case volume growth of 7.4% · Intent to return 50% of free cash flow to shareholders over time · Full-year 2014 guidance of 6% volume growth; $65-$70MM EBITDA Financial R

October 22, 2013 SC 13D/A

WPP / Wausau Paper Corp. / Starboard Value LP - EX 99.1 - LETTER TO THE PRESIDENT AND CEO AND THE BOARD OF DIRECTORS OF THE ISSUER, DATED OCTOBER 22, 2013 Activist Investment

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October 22, 2013 EX-99.2

JOINT FILING AGREEMENT

Exhibit 99.2 JOINT FILING AGREEMENT In accordance with Rule 13d-1(k)(1)(iii) under the Securities Exchange Act of 1934, as amended, the persons named below agree to the joint filing on behalf of each of them of Amendment No. 10 to the Schedule 13D (including additional amendments thereto) with respect to the shares of Common Stock, no par value, of Wausau Paper Corp. This Joint Filing Agreement sh

October 22, 2013 SC 13D/A

WPP / Wausau Paper Corp. / Starboard Value LP - AMENDMENT NO. 10 TO THE SCHEDULE 13D Activist Investment

SC 13D/A 1 sc13da100629709710222013.htm AMENDMENT NO. 10 TO THE SCHEDULE 13D UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D (Rule 13d-101) INFORMATION TO BE INCLUDED IN STATEMENTS FILED PURSUANT TO § 240.13d-1(a) AND AMENDMENTS THERETO FILED PURSUANT TO § 240.13d-2(a) (Amendment No. 10)1 Wausau Paper Corp. (Name of Issuer) Common Stock, no par value (Title of

October 18, 2013 8-K

Financial Statements and Exhibits, Other Events - WP FORM 8-K

Form 8-K (W0716766.DOC;1) SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (date of earliest event reported): October 17, 2013 WAUSAU PAPER CORP. (Exact name of registrant as specified in its charter) WISCONSIN 0-13923 39-0690900 (State or other (Commission File (IRS Employer juri

October 18, 2013 EX-99.1

WAUSAU PAPER ANNOUNCES CAPITAL ALLOCATION TARGET DECLARES $0.03 DIVIDEND

Exhibit 99.1 (W0716767.DOC;1) Exhibit 99.1 WAUSAU PAPER ANNOUNCES CAPITAL ALLOCATION TARGET DECLARES $0.03 DIVIDEND MOSINEE, WI – October 17, 2013 – Wausau Paper’s (NYSE:WPP) Board of Directors today declared a quarterly dividend of $0.03 per share on the Company’s common stock and announced that it has determined that the Company will be targeting a return of approximately 50% of free cash flow t

August 9, 2013 10-Q

FORM 10-Q SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549

10-Q 1 a13-13669110q.htm 10-Q Table of Contents FORM 10-Q SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 (Mark One) x QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2013 OR o TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission

July 30, 2013 8-K/A

Entry into a Material Definitive Agreement, Material Impairments, Costs Associated with Exit or Disposal Activities

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K/A CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (date of earliest event reported): May 20, 2013 WAUSAU PAPER CORP. (Exact name of registrant as specified in its charter) WISCONSIN 1-13923 39-0690900 (State or other (Commission File (IRS Employer jurisdiction of Nu

July 29, 2013 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

8-K 1 wp8k.htm WP FORM 8-K SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (date of earliest event reported): July 29, 2013 WAUSAU PAPER CORP. (Exact name of registrant as specified in its charter) WISCONSIN 0-13923 39-0690900 (State or other (Commission File (IRS Employer jurisd

July 29, 2013 EX-99.1

WAUSAU PAPER REPORTS SECOND-QUARTER RESULTS

Exhibit 99.1 (W0673598.DOC;1) Exhibit 99.1 WAUSAU PAPER REPORTS SECOND-QUARTER RESULTS MOSINEE, WI – July 29, 2013 – Wausau Paper (NYSE:WPP): Second-Quarter Highlights Strategic Repositioning · The Company completed the sale of its specialty paper business on June 26, resulting in net cash proceeds, subject to certain post-closing adjustments, of approximately $105 million after settlement of tran

July 5, 2013 EX-99.1

Pro Forma Adjustments

Exhibit 99.1 (W0662489.DOC;1) Exhibit 99.1 UNAUDITED PRO FORMA CONDENSED CONSOLIDATED FINANCIAL STATEMENTS Basis of Presentation On February 21, 2013, Wausau Paper Corp. (the “Company”) announced its intent to close the Brainerd, Minnesota, technical specialty paper mill (the “Abandonment”), which subsequently ceased operations on March 29, 2013. On May 20, 2013, the Company, and its wholly-owned

July 5, 2013 8-K/A

Financial Statements and Exhibits, Completion of Acquisition or Disposition of Assets - WP FORM 8-K/A

Form 8-K-A (W0662504.DOC;1) UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K/A CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (date of earliest event reported): June 26, 2013 WAUSAU PAPER CORP. (Exact name of registrant as specified in its charter) WISCONSIN 1-13923 39-0690900 (State or other (Commission File (IR

July 2, 2013 11-K/A

- WP FORM 11-K/A

Form 11-K/A (W0661521.DOC;1) FORM 11-K/A SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 (Mark One) T ANNUAL REPORT PURSUANT TO SECTION 15 (d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2012 OR £ TRANSITION REPORT PURSUANT TO SECTION 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number: 1-13923 Wausau Pap

June 26, 2013 EX-10.3

- 2 -

EX-10.3 5 wpex103.htm WP AMENDMENT NO. 4 TO NOTE PURCHASE AND PRIVATE SHELF AGREEMENT Exhibit 10.3 June 26, 2013 Wausau Paper Corp. 100 Paper Place Mosinee, WI 54455 Re: Amendment No. 4 to Note Purchase and Private Shelf Agreement Ladies and Gentlemen: Reference is made to that certain Note Purchase and Private Shelf Agreement, dated as of March 31, 2010 (as amended by Amendment No. 1 thereto, dat

June 26, 2013 EX-99.1

WAUSAU PAPER ANNOUNCES CLOSING OF SPECIALTY PAPER BUSINESS SALE

WP Exhibit 99.1 (W0658023.DOC;1) Exhibit 99.1 WAUSAU PAPER ANNOUNCES CLOSING OF SPECIALTY PAPER BUSINESS SALE MOSINEE, WI – June 26, 2013 – Wausau Paper (NYSE:WPP) (“Wausau”) today confirmed the closing of its previously announced definitive agreement entered into on May 18 to sell its specialty paper business to Expera Specialty Solutions, LLC, a newly formed company sponsored by KPS Capital Part

June 26, 2013 EX-10.1

FIRST AMENDMENT TO ASSET PURCHASE AGREEMENT

EX-10.1 3 wpex101.htm WP FIRST AMENDMENT TO APA Exhibit 10.1 Execution Version FIRST AMENDMENT TO ASSET PURCHASE AGREEMENT This FIRST AMENDMENT, dated as of June 26, 2013 (this “Amendment”), to that certain Asset Purchase Agreement, dated as of May 18, 2013 (as amended hereby, the “Agreement”), by and among Specialty Papers Acquisition, LLC (the “Buyer”), Wausau Paper Mills, LLC (the “Seller”), Wa

June 26, 2013 EX-10.2

THIRD AMENDMENT TO CREDIT AGREEMENT

Exhibit 10.2 (W0658037.DOC;1) Exhibit 10.2 THIRD AMENDMENT TO CREDIT AGREEMENT THIS THIRD AMENDMENT TO CREDIT AGREEMENT (this “Amendment”) dated as of June [26], 2013 is by and among Wausau Paper Corp., a Wisconsin corporation (the “Borrower”), the Lenders identified on the signature pages hereto and Bank of America, N.A., as Administrative Agent (the “Administrative Agent”), Swing Line Lender and

June 26, 2013 8-K

Entry into a Material Definitive Agreement, Financial Statements and Exhibits, Completion of Acquisition or Disposition of Assets - WP FORM 8-K

Form 8-K (W0658058.DOC;1) UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (date of earliest event reported): June 26, 2013 WAUSAU PAPER CORP. (Exact name of registrant as specified in its charter) WISCONSIN 1-13923 39-0690900 (State or other (Commission File (IRS Em

June 24, 2013 11-K

- WP FORM 11-K

Form 11-K (W0656173.DOC;1) FORM 11-K SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 (Mark One) T ANNUAL REPORT PURSUANT TO SECTION 15 (d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2012 OR £ TRANSITION REPORT PURSUANT TO SECTION 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number: 1-13923 Wausau Paper C

May 20, 2013 8-K

Entry into a Material Definitive Agreement, Financial Statements and Exhibits, Material Impairments, Costs Associated with Exit or Disposal Activities - WP FORM 8-K

Form 8-K (W0634859.DOC;1) UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (date of earliest event reported): May 18, 2013 WAUSAU PAPER CORP. (Exact name of registrant as specified in its charter) WISCONSIN 1-13923 39-0690900 (State or other (Commission File (IRS Emp

May 20, 2013 EX-2.1

ASSET PURCHASE AGREEMENT by and among SPECIALTY PAPERS ACQUISITION, LLC, WAUSAU PAPER MILLS, LLC, WAUSAU PAPER CORP., Solely with respect to Section 13.19 SPECIALTY PAPERS INTERMEDIATE HOLDINGS, INC. SPECIALTY PAPER HOLDINGS, L.P. Dated as of May 18,

EX-2.1 3 wpex21.htm WP ASSET PURCHASE AGREEMENT Exhibit 2.1 Execution Version ASSET PURCHASE AGREEMENT by and among SPECIALTY PAPERS ACQUISITION, LLC, WAUSAU PAPER MILLS, LLC, WAUSAU PAPER CORP., and Solely with respect to Section 13.19 SPECIALTY PAPERS INTERMEDIATE HOLDINGS, INC. and SPECIALTY PAPER HOLDINGS, L.P. Dated as of May 18, 2013 TABLE OF CONTENTS Page ARTICLE I DEFINITIONS 1 Section 1.1

May 20, 2013 EX-99.1

WAUSAU PAPER ANNOUNCES DEFINITIVE AGREEMENT TO DIVEST SPECIALTY PAPER BUSINESS

Exhibit 99.1 (W0634862.DOC;1) Exhibit 99.1 WAUSAU PAPER ANNOUNCES DEFINITIVE AGREEMENT TO DIVEST SPECIALTY PAPER BUSINESS MOSINEE, WI – May 20, 2013 – Wausau Paper (NYSE:WPP) today announced that it has signed a definitive agreement to sell its specialty paper business to a new company sponsored by KPS Capital Partners L.P. (“KPS”), a New York-based private equity firm with significant experience

May 10, 2013 10-Q

FORM 10-Q SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549

Table of Contents FORM 10-Q SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 (Mark One) x QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2013 OR o TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number: 1-13923 WAUSAU

April 29, 2013 EX-99.1

WAUSAU PAPER REPORTS FIRST-QUARTER 2013 RESULTS Comments on Strategic Repositioning Initiatives

EX-99.1 3 wpex99.htm WP NEWS RELEASE Exhibit 99.1 WAUSAU PAPER REPORTS FIRST-QUARTER 2013 RESULTS Comments on Strategic Repositioning Initiatives MOSINEE, WI – April 29, 2013 – Wausau Paper (NYSE:WPP) today reported results for the first quarter of 2013. QUARTER SUMMARY § Excluding special items, the Company reported a net loss for the first-quarter of $1.7 million, or $0.04 per share compared wit

April 29, 2013 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

Form 8-K (W0622882.DOC;1) SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (date of earliest event reported): April 29, 2013 WAUSAU PAPER CORP. (Exact name of registrant as specified in its charter) WISCONSIN 0-13923 39-0690900 (State or other (Commission File (IRS Employer jurisd

April 23, 2013 8-K

Other Events, Submission of Matters to a Vote of Security Holders

8-K 1 wp8k.htm WP FORM 8-K SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (date of earliest event reported): April 18, 2013 WAUSAU PAPER CORP. (Exact name of registrant as specified in its charter) WISCONSIN 0-13923 39-0690900 (State or other (Commission File (IRS Employer juris

March 28, 2013 SC 13G

WPP / Wausau Paper Corp. / CORSAIR CAPITAL MANAGEMENT, L.P. - MARCH 25, 2013 Passive Investment

SC 13G 1 wausau13g-032513.htm MARCH 25, 2013 UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 SCHEDULE 13G (RULE 13d - 102) Information to be included in statements filed pursuant to Rules 13d-1(b), (c) and (d) and amendments thereto filed pursuant to 13d-2(b) (AMENDMENT NO. )* Wausau Paper Corp. (Name of Issuer) Common Stock, no par value (Title of Class of Securities) 9433

March 21, 2013 8-K

Financial Statements and Exhibits, Other Events - WP FORM 8-K

Form 8-K (W0600144.DOC;1) SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (date of earliest event reported): March 21, 2013 WAUSAU PAPER CORP. (Exact name of registrant as specified in its charter) WISCONSIN 0-13923 39-0690900 (State or other (Commission File (IRS Employer jurisd

March 21, 2013 EX-99.1

WAUSAU PAPER ANNOUNCES LETTER OF INTENT TO DIVEST SPECIALTY PAPER BUSINESS

Exhibit 99.1 (W0600150.DOC;1) Exhibit 99.1 WAUSAU PAPER ANNOUNCES LETTER OF INTENT TO DIVEST SPECIALTY PAPER BUSINESS MOSINEE, WI – March 21, 2013 – Wausau Paper (NYSE:WPP) today announced that it has signed a non-binding Letter of Intent to sell its specialty paper business to a new company (“NewCo”) to be formed and controlled by investment funds sponsored by KPS Capital Partners L.P. (“KPS”), a

March 21, 2013 EX-99.2

KPS Cash-on-Cash Exit Multiple

Exhibit 99.2 (W0600225.DOC;1) Exhibit 99.2 KPS CAPITAL PARTNERS, LP March 21, 2013 Henry C. Newell Wausau Paper Corp. 100 Paper Place Mosinee, WI 54455 Re: Wausau Specialty Paper Dear Mr. Newell: This letter (the “Letter”) sets forth the terms and conditions and a timetable under which a newly-formed entity (“NewCo”), controlled by KPS Capital Partners, LP or an affiliate thereof (“KPS”), would ac

March 14, 2013 8-A12B/A

- WP 8-A/A - AMENDMENT NO. 3

Form 8-A/A (W0595628.DOC;1) SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-A/A AMENDMENT NO. 3 FOR REGISTRATION OF CERTAIN CLASSES OF SECURITIES PURSUANT TO SECTION 12(b) OR 12(g) OF THE SECURITIES EXCHANGE ACT OF 1934 WAUSAU PAPER CORP. (Exact Name of Registrant as Specified in Its Charter) Wisconsin 39-0690900 (State of Incorporation or Organization) (I.R.S. Employer Identificati

March 14, 2013 DEF 14A

- WP SCHEDULE 14A - DEFINITIVE PROXY STATEMENT

Proxy (W0593577.DOC;1) UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant [P] Filed by a Party other than the Registrant [ ] Check the appropriate box: [ ] Preliminary Proxy Statement [ ] Confidential, for Use of the Commission Only (as permitt

March 12, 2013 EX-4.1

* * * * * [Signature Page Follows]

Exhibit 4.1 (W0593769.DOC;1) Exhibit 4.1 Amendment, dated as of March 5, 2013, between Wausau Paper Corp., a Wisconsin corporation (the “Corporation”), and Continental Stock Transfer & Trust Company (the “Rights Agent”), as successor to Harris Trust and Savings Bank, to that certain agreement dated as of October 21, 1998, and amended as of August 22, 2000 and as of October 17, 2008, in connection

March 12, 2013 EX-10.1

[The remainder of this page intentionally left blank]

Exhibit 10.1 (W0593778.DOC;1) Exhibit 10.1 AGREEMENT This Amended and Restated Agreement (this “Agreement”) is made and entered into as of March 6, 2013 and amends and restates in its entirety the Agreement, dated as of February 10, 2012 (the “Original Date”), by and among Wausau Paper Corp. (the “Company”) and the entities and natural persons listed on Exhibit A hereto and their respective Affili

March 12, 2013 8-K

Entry into a Material Definitive Agreement, Material Modification to Rights of Security Holders, Financial Statements and Exhibits

8-K 1 wp8k.htm WP FORM 8-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (date of earliest event reported): March 6, 2013 WAUSAU PAPER CORP. (Exact name of registrant as specified in its charter) WISCONSIN 1-13923 39-0690900 (State or other (Commission File (IRS E

March 11, 2013 SC 13G/A

WPP / Wausau Paper Corp. / WELLS FARGO & COMPANY/MN Passive Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 5) WAUSAU PAPER CORP (Name of Issuer) COM (Title of Class of Securities) 943315101 (CUSIP Number) February 28, 2013 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate the rule pursuant to which this Schedule is fil

March 8, 2013 SC 13D/A

WPP / Wausau Paper Corp. / Starboard Value LP - AMENDMENT NO. 9 TO THE SCHEDULE 13D Activist Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D (Rule 13d-101) INFORMATION TO BE INCLUDED IN STATEMENTS FILED PURSUANT TO § 240.13d-1(a) AND AMENDMENTS THERETO FILED PURSUANT TO § 240.13d-2(a) (Amendment No. 9)1 Wausau Paper Corp. (Name of Issuer) Common Stock, no par value (Title of Class of Securities) 943315101 (CUSIP Number) JEFFREY C. SMITH STARBOARD VALUE

March 8, 2013 EX-99.1

[The remainder of this page intentionally left blank]

Exhibit 99.1 AGREEMENT This Amended and Restated Agreement (this “Agreement”) is made and entered into as of March 6, 2013 and amends and restates in its entirety the Agreement, dated as of February 10, 2012 (the “Original Date”), by and among Wausau Paper Corp. (the “Company”) and the entities and natural persons listed on Exhibit A hereto and their respective Affiliates (collectively, “Starboard

March 8, 2013 EX-99.2

JOINT FILING AGREEMENT

Exhibit 99.2 JOINT FILING AGREEMENT In accordance with Rule 13d-1(k)(1)(iii) under the Securities Exchange Act of 1934, as amended, the persons named below agree to the joint filing on behalf of each of them of Amendment No. 9 to the Schedule 13D (including additional amendments thereto) with respect to the shares of Common Stock, no par value, of Wausau Paper Corp. This Joint Filing Agreement sha

March 6, 2013 DEFA14A

- SCHEDULE 14A

Schedule 14A (W0590382.DOC;1) UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant [P] Filed by a Party other than the Registrant [ ] Check the appropriate box: [ ] Preliminary Proxy Statement [ ] Confidential, for Use of the Commission Only (as

March 4, 2013 8-K/A

Financial Statements and Exhibits, Results of Operations and Financial Condition

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K/A CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (date of earliest event reported): March 4, 2013 WAUSAU PAPER CORP. (Exact name of registrant as specified in its charter) WISCONSIN 0-13923 39-0690900 (State or other (Commission File (IRS Employer jurisdiction of Number) Identif

March 4, 2013 EX-99.1

WAUSAU PAPER ANNOUNCES FOURTH QUARTER AND FULL-YEAR 2012 RESULTS Comments on Strategic Repositioning Initiatives

Exhibit 99.1 WAUSAU PAPER ANNOUNCES FOURTH QUARTER AND FULL-YEAR 2012 RESULTS Comments on Strategic Repositioning Initiatives MOSINEE, WI – February 11, 2013 – Wausau Paper (NYSE:WPP) today reported fourth-quarter and full-year results for 2012. 2012 EXECUTIVE SUMMARY § Achieved the safest year in the Company’s history. § Full-year 2012 adjusted net earnings were $10.8 million versus $13.8 million

March 4, 2013 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K

10-K 1 a12-28944110k.htm 10-K Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K (Mark One) x ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2012 o TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Com

February 21, 2013 EX-99.1

WAUSAU PAPER ANNOUNCES CLOSURE OF BRAINERD, MINNESOTA, MILL

EX-99.1 3 wpex991.htm WP NEWS RELEASE Exhibit 99.1 WAUSAU PAPER ANNOUNCES CLOSURE OF BRAINERD, MINNESOTA, MILL MOSINEE, WI – February 21, 2013 – Wausau Paper (NYSE:WPP) today announced the closure of the Company’s technical specialty paper mill in Brainerd, Minnesota, to occur early in the second quarter of 2013. The closure will affect approximately 130 employees. Pre-tax closure charges are esti

February 21, 2013 8-K

Financial Statements and Exhibits, Costs Associated with Exit or Disposal Activities - WP FORM 8-K

Form 8-K (W0582528.DOC;1) SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (date of earliest event reported): February 21, 2013 WAUSAU PAPER CORP. (Exact name of registrant as specified in its charter) WISCONSIN 0-13923 39-0690900 (State or other (Commission File (IRS Employer jur

February 19, 2013 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Financial Statements and Exhibits - WP FORM 8-K

Form 8-K (W0580814.DOC;1) SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (date of earliest event reported): February 13, 2013 WAUSAU PAPER CORP. (Exact name of registrant as specified in its charter) WISCONSIN 0-13923 39-0690900 (State or other (Commission File (IRS Employer jur

February 19, 2013 EX-10.1

CONFIDENTIAL EXECUTIVE RETENTION BONUS AND SEVERANCE AGREEMENT

Exhibit 10.1 (W0580817.DOC;1) Exhibit 10.1 CONFIDENTIAL EXECUTIVE RETENTION BONUS AND SEVERANCE AGREEMENT This Confidential Executive Retention Bonus and Severance Agreement (“Agreement”) is entered into as of February 15, 2013, between Michael W. Nelson (the “Executive”) and Wausau Paper Mills, LLC, a Wisconsin limited liability company (the “Company”). RECITALS: A. The Company, along with its pa

February 15, 2013 SC 13G/A

WPP / Wausau Paper Corp. / WILMINGTON TRUST CO - AMENDMENT NO. 15 TO SCHEDULE 13G Passive Investment

SC 13G/A 1 d488042dsc13ga.htm AMENDMENT NO. 15 TO SCHEDULE 13G SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G (Rule 13d-102) INFORMATION TO BE INCLUDED IN STATEMENTS FILED PURSUANT TO RULES 13d-1 (b), (c), AND (d) AND AMENDMENTS THERETO FILED PURSUANT TO RULE 13d-2 (b) Amendment No. 15 Wausau Paper Corporation (Name of Issuer) Fund Shares (Title of Class of Securities) 9433

February 13, 2013 SC 13G/A

WPP / Wausau Paper Corp. / WELLS FARGO & COMPANY/MN Passive Investment

SC 13G/A 1 wfwausaupape-943315101.htm UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 4) WAUSAU PAPER CORP (Name of Issuer) COM (Title of Class of Securities) 943315101 (CUSIP Number) December 31, 2012 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate the rule

February 12, 2013 DEFA14A

- SCHEDULE 14A

Schedule 14A (file with 2013/02/11 PowerPoint presentation) (W0576988.DOC;1) UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant [P] Filed by a Party other than the Registrant [ ] Check the appropriate box: [ ] Preliminary Proxy Statement [ ] Co

February 11, 2013 EX-99.1

WAUSAU PAPER ANNOUNCES FOURTH QUARTER AND FULL-YEAR 2012 RESULTS Comments on Strategic Repositioning Initiatives

Exhibit 99.1 WAUSAU PAPER ANNOUNCES FOURTH QUARTER AND FULL-YEAR 2012 RESULTS Comments on Strategic Repositioning Initiatives MOSINEE, WI – February 11, 2013 – Wausau Paper (NYSE:WPP) today reported fourth-quarter and full-year results for 2012. 2012 EXECUTIVE SUMMARY § Achieved the safest year in the Company’s history. § Full-year 2012 adjusted net earnings were $10.8 million versus $16.1 million

February 11, 2013 DEFA14A

- SCHEDULE 14A

Schedule 14A (W0576818.DOC;1) UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant [P] Filed by a Party other than the Registrant [ ] Check the appropriate box: [ ] Preliminary Proxy Statement [ ] Confidential, for Use of the Commission Only (as

February 11, 2013 SC 13G/A

WPP / Wausau Paper Corp. / PRICE T ROWE ASSOCIATES INC /MD/ - WPP AS OF 12/31/12 Passive Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 4)* WAUSAU PAPER CORP (Name of Issuer) COMMON STOCK (Title of Class of Securities) 943315101 (CUSIP Number) December 31, 2012 (Date of Event which Requires Filing of Statement) Check the appropriate box to designate the Rule pursuant to which this Schedule i

February 11, 2013 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition - WP FORM 8-K

Form 8-K (W0576208.DOC;1) SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (date of earliest event reported): February 11, 2013 WAUSAU PAPER CORP. (Exact name of registrant as specified in its charter) WISCONSIN 0-13923 39-0690900 (State or other (Commission File (IRS Employer jur

February 11, 2013 SC 13G/A

WPP / Wausau Paper Corp. / VANGUARD GROUP INC Passive Investment

wausaupapercorp.htm - Generated by SEC Publisher for SEC Filing SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 (Amendment No.: 1 )* Name of issuer: Wausau Paper Corp Title of Class of Securities: Common Stock CUSIP Number: 943315101 Date of Event Which Requires Filing of this Statement: December 31, 2012 Check the appropriate box to

February 11, 2013 DFAN14A

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UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A (Rule 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant o Filed by a Party other than the Registrant x Check the appropriate box: o Preliminary Proxy Statement ¨ Confide

February 11, 2013 SC 13G/A

WPP / Wausau Paper Corp. / DIMENSIONAL FUND ADVISORS LP - SCHEDULE 13G/A Passive Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 7)* WAUSAU PAPER CORP (Name of Issuer) Common Stock (Title of Class of Securities) 943315101 (CUSIP Number) December 31, 2012 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate the rule pursuant to which this Sched

February 11, 2013 PREC14A

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UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A (Rule 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant o Filed by a Party other than the Registrant x Check the appropriate box: x Preliminary Proxy Statement ¨ Confide

February 5, 2013 SC 13D/A

WPP / Wausau Paper Corp. / Starboard Value LP Activist Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D (Rule 13d-101) INFORMATION TO BE INCLUDED IN STATEMENTS FILED PURSUANT TO § 240.13d-1(a) AND AMENDMENTS THERETO FILED PURSUANT TO § 240.13d-2(a) (Amendment No. 8)1 Wausau Paper Corp. (Name of Issuer) Common Stock, no par value (Title of Class of Securities) 943315101 (CUSIP Number) JEFFREY C. SMITH STARBOARD VALUE

January 16, 2013 EX-99.2

WAUSAU BOARD OF DIRECTORS RESPONDS TO STARBOARD LETTERS

EX-99.2 4 wpex992.htm WP EXHIBIT 99.2 Exhibit 99.2 WAUSAU BOARD OF DIRECTORS RESPONDS TO STARBOARD LETTERS MOSINEE, WI – January 15, 2013 – Wausau Paper (NYSE:WPP) announced today that it was in receipt of the letter sent yesterday by Starboard Value LP (“Starboard”), as well as a letter sent on January 11, 2013, which indicated Starboard’s intent to nominate three candidates to the Company’s Boar

January 16, 2013 8-K

Financial Statements and Exhibits, Other Events

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (date of earliest event reported): January 11, 2013 WAUSAU PAPER CORP. (Exact name of registrant as specified in its charter) WISCONSIN 0-13923 39-0690900 (State or other (Commission File (IRS Employer jurisdiction of Number) Identi

January 16, 2013 EX-99.1

WAUSAU PAPER TO NARROW FOCUS TO TISSUE BUSINESS

Exhibit 99.1 (W0562495.DOC;1) Exhibit 99.1 WAUSAU PAPER TO NARROW FOCUS TO TISSUE BUSINESS MOSINEE, WI – January 11, 2013 – Wausau Paper (NYSE:WPP) today announced that it commenced a process last year to identify strategic alternatives for its Paper Segment that will position the Company to focus its management efforts on continuing the growth of its highly successful tissue business. In early 20

January 15, 2013 DFAN14A

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UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A (Rule 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant o Filed by a Party other than the Registrant x Check the appropriate box: o Preliminary Proxy Statement ¨ Confide

January 14, 2013 EX-99.3

JOINT FILING AND SOLICITATION AGREEMENT

Exhibit 99.3 JOINT FILING AND SOLICITATION AGREEMENT WHEREAS, certain of the undersigned are stockholders, direct or beneficial, of Wausau Paper Corp., a Wisconsin corporation (the “Company”); WHEREAS, Starboard Value and Opportunity Master Fund Ltd, a Cayman Islands exempted company (“Starboard V&O Fund”), Starboard Value and Opportunity S LLC, a Delaware limited liability company (“Starboard LLC

January 14, 2013 EX-99.2

1

EX-99.2 3 ex992to13da706297097011113.htm LETTER TO THE BOARD, DATED JANUARY 14, 2013 Exhibit 99.2 January 14, 2013 Wausau Paper Corp. 100 Paper Place Mosinee, WI 54455 Attn: Thomas J. Howatt, Chairman of the Board cc: Board of Directors, Henry C. Newell Dear Tom, Starboard Value LP, together with its affiliates, currently owns 14.8% of the outstanding common stock of Wausau Paper Corp. (“Wausau” o

January 14, 2013 EX-99.4

STARBOARD VALUE AND OPPORTUNITY MASTER FUND LTD c/o Starboard Value LP 830 Third Avenue, 3rd Floor New York, New York 10022

Exhibit 99.4 STARBOARD VALUE AND OPPORTUNITY MASTER FUND LTD c/o Starboard Value LP 830 Third Avenue, 3rd Floor New York, New York 10022 January , 2013 Re: Wausau Paper Corp. Dear : Thank you for agreeing to serve as a nominee for election to the Board of Directors of Wausau Paper Corp. (the “Company”) in connection with the proxy solicitation that Starboard Value and Opportunity Master Fund Ltd a

January 14, 2013 EX-99.1

2

Exhibit 99.1 January 11, 2013 Wausau Paper Corp. 100 Paper Place Mosinee, WI 54455 Attn: Thomas J. Howatt, Chairman of the Board cc: Board of Directors, Henry C. Newell Dear Tom, Starboard Value LP, together with its affiliates, currently owns 14.8% of the outstanding common stock of Wausau Paper Corp. (“Wausau” or the “Company”), making us the Company’s largest shareholder. Prior to our settlemen

January 14, 2013 SC 13D/A

WPP / Wausau Paper Corp. / Starboard Value LP - AMENDMENT NO. 7 TO THE SCHEDULE 13D Activist Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D (Rule 13d-101) INFORMATION TO BE INCLUDED IN STATEMENTS FILED PURSUANT TO § 240.13d-1(a) AND AMENDMENTS THERETO FILED PURSUANT TO § 240.13d-2(a) (Amendment No. 7)1 Wausau Paper Corp. (Name of Issuer) Common Stock, no par value (Title of Class of Securities) 943315101 (CUSIP Number) JEFFREY C. SMITH STARBOARD VALUE

January 14, 2013 EX-99.5

STARBOARD VALUE AND OPPORTUNITY MASTER FUND LTD c/o Starboard Value LP 830 Third Avenue, 3rd Floor New York, New York 10022

Exhibit 99.5 STARBOARD VALUE AND OPPORTUNITY MASTER FUND LTD c/o Starboard Value LP 830 Third Avenue, 3rd Floor New York, New York 10022 January , 2013 Dear : This letter sets forth our mutual agreement with respect to compensation to be paid to you for your agreement to be named and serve as a nominee of a group of investors (the “Starboard Group”), including Starboard Value and Opportunity Maste

January 14, 2013 EX-99.6

POWER OF ATTORNEY

EX-99.6 7 ex996to13da706297097011113.htm POWERS OF ATTORNEY Exhibit 99.6 POWER OF ATTORNEY Know all by these presents, that the undersigned hereby constitutes and appoints Jeffrey C. Smith and Peter A. Feld, or either of them, the undersigned’s true and lawful attorney-in-fact to take any and all action in connection with (i) the undersigned’s beneficial ownership of, or participation in a group w

January 7, 2013 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Financial Statements and Exhibits, Other Events - WP FORM 8-K

Form 8-K (W0558678.DOC;1) SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (date of earliest event reported): December 13, 2012 WAUSAU PAPER CORP. (Exact name of registrant as specified in its charter) WISCONSIN 0-13923 39-0690900 (State or other (Commission File (IRS Employer jur

January 7, 2013 EX-10.3

Wausau Paper Corp. 2013 Cash Incentive Compensation Plan Executive Officers

Exhibit 10.3 (W0558696.DOC;1) Exhibit 10.3 Wausau Paper Corp. 2013 Cash Incentive Compensation Plan For Executive Officers Executive officers are entitled to receive cash incentive compensation with respect to each fiscal year based on: (1) the level of achievement by the Company of targeted goals for adjusted earnings per share, as derived from targeted return on capital employed; (2) for executi

January 7, 2013 EX-10.2

Wausau Paper Corp. Long-Term (2015) Equity Incentive Compensation Plan

EX-10.2 4 wpex102.htm WP LONG TERM (2015) INCENTIVE COMPENSATION PLAN Exhibit 10.2 Wausau Paper Corp. Long-Term (2015) Equity Incentive Compensation Plan Grants of performance units under the Long-Term (2015) Equity Incentive Compensation Plan will vest upon the Company’s attainment of certain targeted levels of “total shareholder return.” The calculation of total shareholder return is measured ov

January 7, 2013 EX-10.1

Wausau Paper Corp. 2013 Equity Incentive Compensation Plan

Exhibit 10.1 (W0558689.DOC;1) Exhibit 10.1 Wausau Paper Corp. 2013 Equity Incentive Compensation Plan A portion of each individual officer’s grant, referred to below as the “Retention Award,” will vest upon meeting certain criteria relating to continued employment with the Company. The remaining portion of the grant, referred to below as the “Performance Incentive,” will vest upon meeting both per

December 19, 2012 EX-10.2

CHANGE IN CONTROL EMPLOYMENT AGREEMENT

Exhibit 10.2 (W0551220.DOC;1) Exhibit 10.2 CHANGE IN CONTROL EMPLOYMENT AGREEMENT CHANGE IN CONTROL EMPLOYMENT AGREEMENT, dated as of the day of , 2012 (this “Agreement”), by and between Wausau Paper Corp., a Wisconsin corporation (the “Company”), and (the “Executive”). WHEREAS, the Board of Directors of the Company (the “Board”), has determined that it is in the best interests of the Company and

December 19, 2012 EX-10.1

CHANGE IN CONTROL EMPLOYMENT AGREEMENT

Exhibit 10.1 (W0551181.DOC;1) Exhibit 10.1 CHANGE IN CONTROL EMPLOYMENT AGREEMENT CHANGE IN CONTROL EMPLOYMENT AGREEMENT, dated as of the 14th day of December, 2012 (this “Agreement”), by and between Wausau Paper Corp., a Wisconsin corporation (the “Company”), and Henry C. Newell (the “Executive”). WHEREAS, the Board of Directors of the Company (the “Board”), has determined that it is in the best

December 19, 2012 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Financial Statements and Exhibits - WP FORM 8-K

Form 8-K (W0551175.DOC;1) SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (date of earliest event reported): December 13, 2012 WAUSAU PAPER CORP. (Exact name of registrant as specified in its charter) WISCONSIN 0-13923 39-0690900 (State or other (Commission File (IRS Employer jur

November 9, 2012 10-Q

FORM 10-Q SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549

Table of Contents FORM 10-Q SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 (Mark One) T QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2012 OR £ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number: 1-13923 WAU

October 29, 2012 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition - WP FORM 8-K

Form 8-K (W0520296.DOC;1) SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (date of earliest event reported): October 29, 2012 WAUSAU PAPER CORP. (Exact name of registrant as specified in its charter) WISCONSIN 0-13923 39-0690900 (State or other (Commission File (IRS Employer juri

October 29, 2012 EX-99.1

WAUSAU PAPER ANNOUNCES THIRD-QUARTER RESULTS

Exhibit 99.1 (W0520299.DOC;1) Exhibit 99.1 WAUSAU PAPER ANNOUNCES THIRD-QUARTER RESULTS MOSINEE, WI – October 29, 2012 – Wausau Paper (NYSE:WPP) today reported that: · Excluding special items, third-quarter adjusted net earnings from continuing operations were $0.06 per diluted share, compared to adjusted net earnings of $0.12 per diluted share during the same period last year. · Net earnings from

October 19, 2012 COVER

October 19, 2012

WP Cover Letter for Form 10-K/A (W0514211.DOC;1) October 19, 2012 VIA EDGAR SECURITIES AND EXCHANGE COMMISSION 450 FIFTH STREET NW JUDICIARY PLAZA WASHINGTON DC 20549 Re: Wausau Paper Corp. File Number 1-13923 Form 10-K/A Gentlemen: We are herewith transmitting the above-referenced registrant’s Form 10-K/A, for the year ended December 31, 2011. Very truly yours, RUDER WARE, L.L.S.C. MATTHEW D. ROW

October 19, 2012 10-K/A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K/A (Amendment No. 1)

Form 10-K/A (W0514694.DOC;1) UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K/A (Amendment No. 1) (Mark One) S ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2011 £ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Co

October 16, 2012 SC 13D/A

WPP / Wausau Paper Corp. / Starboard Value LP - AMENDMENT NO. 6 TO THE SCHEDULE 13D Activist Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D (Rule 13d-101) INFORMATION TO BE INCLUDED IN STATEMENTS FILED PURSUANT TO § 240.13d-1(a) AND AMENDMENTS THERETO FILED PURSUANT TO § 240.13d-2(a) (Amendment No. 6)1 Wausau Paper Corp. (Name of Issuer) Common Stock, no par value (Title of Class of Securities) 943315101 (CUSIP Number) JEFFREY C. SMITH STARBOARD VALUE

October 1, 2012 EX-99.1

WAUSAU PAPER LOWERS 2012 EPS GUIDANCE; TISSUE SEGMENT EXPANSION REMAINS ON TRACK

Exhibit 99.1 (W0505918.DOC;1) Exhibit 99.1 WAUSAU PAPER LOWERS 2012 EPS GUIDANCE; TISSUE SEGMENT EXPANSION REMAINS ON TRACK MOSINEE, WI – October 1, 2012 – Wausau Paper (NYSE:WPP) said today that Paper segment earnings in both the third and fourth quarter will be impacted by lower profitability at its Brainerd, Minnesota, facility, as well as recent further weakening demand in its economically sen

October 1, 2012 8-K

Regulation FD Disclosure, Financial Statements and Exhibits - WP FORM 8-K

Form 8-K (W0505915.DOC;1) SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (date of earliest event reported): October 1, 2012 WAUSAU PAPER CORP. (Exact name of registrant as specified in its charter) WISCONSIN 0-13923 39-0690900 (State or other (Commission File (IRS Employer juris

September 26, 2012 SC 13D/A

WPP / Wausau Paper Corp. / Starboard Value LP - AMENDMENT NO. 5 TO THE SCHEDULE 13D Activist Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D (Rule 13d-101) INFORMATION TO BE INCLUDED IN STATEMENTS FILED PURSUANT TO § 240.13d-1(a) AND AMENDMENTS THERETO FILED PURSUANT TO § 240.13d-2(a) (Amendment No. 5)1 Wausau Paper Corp. (Name of Issuer) Common Stock, no par value (Title of Class of Securities) 943315101 (CUSIP Number) JEFFREY C. SMITH STARBOARD VALUE

September 25, 2012 CORRESP

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SEC Comment Letter (W0503633.DOC;1) September 25, 2012 Via Edgar and Fax Mr. Ethan Horowitz Accounting Branch Chief Securities and Exchange Commission 100 F Street, NE Washington, D.C. 20549 Re: Wausau Paper Corp. Form 10-K for the fiscal year ended December 31, 2011 Filed February 29, 2012 Forms 10-Q for the fiscal quarters ended March 31, 2012 and June 30, 2012 Filed May 9, 2012 and August 9, 20

August 28, 2012 8-K

Other Events - WP FORM 8-K

Form 8-K (W0491854.DOC;1) SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (date of earliest event reported): August 28, 2012 WAUSAU PAPER CORP. (Exact name of registrant as specified in its charter) WISCONSIN 0-13923 39-0690900 (State or other (Commission File (IRS Employer juris

August 21, 2012 SC 13D/A

WPP / Wausau Paper Corp. / Starboard Value LP - AMENDMENT NO. 4 TO THE SCHEDULE 13D Activist Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D (Rule 13d-101) INFORMATION TO BE INCLUDED IN STATEMENTS FILED PURSUANT TO § 240.13d-1(a) AND AMENDMENTS THERETO FILED PURSUANT TO § 240.13d-2(a) (Amendment No. 4)1 Wausau Paper Corp. (Name of Issuer) Common Stock, no par value (Title of Class of Securities) 943315101 (CUSIP Number) JEFFREY C. SMITH STARBOARD VALUE

August 9, 2012 10-Q

FORM 10-Q SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549

10-Q 1 a12-13719110q.htm 10-Q Table of Contents FORM 10-Q SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 (Mark One) x QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2012 OR o TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission

July 30, 2012 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

8-K 1 wp8k.htm WP FORM 8-K SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (date of earliest event reported): July 30, 2012 WAUSAU PAPER CORP. (Exact name of registrant as specified in its charter) WISCONSIN 0-13923 39-0690900 (State or other (Commission File (IRS Employer jurisd

July 30, 2012 EX-99.1

WAUSAU PAPER ANNOUNCES SECOND-QUARTER RESULTS

WP Exhibit 99.1 (W0479636.DOC;1) Exhibit 99.1 WAUSAU PAPER ANNOUNCES SECOND-QUARTER RESULTS MOSINEE, WI – July 30, 2012 – Wausau Paper (NYSE:WPP) today reported that: · Second-quarter net loss per share, including discontinued operations, was $0.03 per share compared to year-ago net earnings of $0.07 per share. · Second-quarter earnings from continuing operations were $0.04 per share compared to e

June 28, 2012 11-K/A

- WP FORM 11-K/A

WP Form 11-K/A (W0466546.DOC;1) FORM 11-K/A SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 (Mark One) Q ANNUAL REPORT PURSUANT TO SECTION 15 (d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2011 OR £ TRANSITION REPORT PURSUANT TO SECTION 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number: 1-13923 Wausau

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