QUSA / Tidal Trust III - Vistashares Target 15 USA Quality Income ETF - Pengajuan SECLaporan Tahunan, Pernyataan Proksi

Tidal Trust III - Vistashares Target 15 USA Quality Income ETF
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Mga Batayang Estadistika
CIK 751652
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 Tidal Trust III - Vistashares Target 15 USA Quality Income ETF
SEC Filings (Chronological Order)
Halaman ini menyediakan daftar lengkap dan kronologis dari Pengajuan SEC, tidak termasuk pengajuan kepemilikan yang kami sediakan di tempat lain.
September 29, 2016 15-12B

Questar FORM 15-12B

Form 15-12b 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 001-08796 DOMINION QUESTAR CORPORATION (Exact name of registrant

September 29, 2016 CORRESP

1

September 29, 2016 Ms. Jennifer Thompson Accounting Branch Chief Office of Consumer Products Division of Corporation Finance U.S. Securities and Exchange Commission 100 F Street NE Washington, DC 20549 RE: Dominion Questar Corporation (f/k/a Questar Corporation) Form 10-K for Fiscal Year Ended December 31, 2015 Filed February 18, 2016 Form 10-Q for Fiscal Quarter Ended June 30, 2016 Filed August 4

September 20, 2016 S-8 POS

Questar S-8 POS

S-8 POS 1 d256171ds8pos.htm S-8 POS As filed with the Securities and Exchange Commission on September 20, 2016 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Post-Effective Amendment No. 4 to Form S-8 Registration Statement No. 33-04436 Post-Effective Amendment No. 1 to Form S-8 Registration Statement No. 33-15148 Post-Effective Amendment No. 1 to Form S-8 Registration Sta

September 20, 2016 S-8 POS

Questar S-8 POS

S-8 POS 1 d256171ds8pos.htm S-8 POS As filed with the Securities and Exchange Commission on September 20, 2016 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Post-Effective Amendment No. 4 to Form S-8 Registration Statement No. 33-04436 Post-Effective Amendment No. 1 to Form S-8 Registration Statement No. 33-15148 Post-Effective Amendment No. 1 to Form S-8 Registration Sta

September 20, 2016 S-8 POS

Questar S-8 POS

S-8 POS As filed with the Securities and Exchange Commission on September 20, 2016 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

September 20, 2016 S-8 POS

Questar S-8 POS

S-8 POS As filed with the Securities and Exchange Commission on September 20, 2016 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

September 20, 2016 S-3DPOS

Questar S-3DPOS

S-3DPOS 1 d262625ds3dpos.htm S-3DPOS As filed with the Securities and Exchange Commission on September 20, 2016 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Post-Effective Amendment No. 1 to Form S-3 Registration Statement No. 33-48168 Post-Effective Amendment No. 3 to Form S-3 Registration Statement No. 333-09643 Post-Effective Amendment No. 1 to Form S-3 Registration S

September 20, 2016 S-3DPOS

Questar S-3DPOS

S-3DPOS As filed with the Securities and Exchange Commission on September 20, 2016 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

September 20, 2016 S-8 POS

Questar S-8

S-8 POS 1 d256171ds8pos.htm S-8 As filed with the Securities and Exchange Commission on September 20, 2016 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Post-Effective Amendment No. 4 to Form S-8 Registration Statement No. 33-04436 Post-Effective Amendment No. 1 to Form S-8 Registration Statement No. 33-15148 Post-Effective Amendment No. 1 to Form S-8 Registration Stateme

September 20, 2016 S-8 POS

Questar S-8 POS

S-8 POS 1 d256171ds8pos.htm S-8 POS As filed with the Securities and Exchange Commission on September 20, 2016 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Post-Effective Amendment No. 4 to Form S-8 Registration Statement No. 33-04436 Post-Effective Amendment No. 1 to Form S-8 Registration Statement No. 33-15148 Post-Effective Amendment No. 1 to Form S-8 Registration Sta

September 20, 2016 POS462B

Questar POS462B

POS462B As filed with the Securities and Exchange Commission on September 20, 2016 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

September 20, 2016 S-8 POS

Questar S-8 POS

S-8 POS 1 d256171ds8pos.htm S-8 POS As filed with the Securities and Exchange Commission on September 20, 2016 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Post-Effective Amendment No. 4 to Form S-8 Registration Statement No. 33-04436 Post-Effective Amendment No. 1 to Form S-8 Registration Statement No. 33-15148 Post-Effective Amendment No. 1 to Form S-8 Registration Sta

September 20, 2016 S-8 POS

Questar S-8 POS

S-8 POS 1 d256171ds8pos.htm S-8 POS As filed with the Securities and Exchange Commission on September 20, 2016 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Post-Effective Amendment No. 4 to Form S-8 Registration Statement No. 33-04436 Post-Effective Amendment No. 1 to Form S-8 Registration Statement No. 33-15148 Post-Effective Amendment No. 1 to Form S-8 Registration Sta

September 20, 2016 S-8 POS

Questar S-8 POS

S-8 POS As filed with the Securities and Exchange Commission on September 20, 2016 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

September 20, 2016 S-8 POS

Questar S-8 POS

S-8 POS As filed with the Securities and Exchange Commission on September 20, 2016 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

September 20, 2016 S-8 POS

Questar S-8 POS

S-8 POS As filed with the Securities and Exchange Commission on September 20, 2016 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

September 20, 2016 S-8 POS

Questar S-8 POS

S-8 POS As filed with the Securities and Exchange Commission on September 20, 2016 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

September 20, 2016 S-8 POS

Questar S-8 POS

S-8 POS 1 d256171ds8pos.htm S-8 POS As filed with the Securities and Exchange Commission on September 20, 2016 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Post-Effective Amendment No. 4 to Form S-8 Registration Statement No. 33-04436 Post-Effective Amendment No. 1 to Form S-8 Registration Statement No. 33-15148 Post-Effective Amendment No. 1 to Form S-8 Registration Sta

September 19, 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 September 30, 2016, pursuant to the provisions of Rule 12d2-2 (a).

September 16, 2016 RW

Questar RW

RW Dominion Questar Corporation (formerly Questar Corporation) 333 South State Street P.

September 16, 2016 EX-3.2

DOMINION QUESTAR CORPORATION EFFECTIVE SEPTEMBER 16, 2016 DOMINION QUESTAR CORPORATION A Utah Corporation ARTICLE I MEETINGS OF SHAREHOLDERS

EX-3.2 Exhibit 3.2 DOMINION QUESTAR CORPORATION BYLAWS EFFECTIVE SEPTEMBER 16, 2016 DOMINION QUESTAR CORPORATION A Utah Corporation BYLAWS ARTICLE I MEETINGS OF SHAREHOLDERS 1.1 Place and Time of Meetings. Meetings of shareholders shall be held at such place, either within or without the State of Utah, and at such time as may be provided in the notice of the meeting and approved by the Chairman of

September 16, 2016 EX-3.1

AMENDED AND RESTATED ARTICLES OF INCORPORATION DOMINION QUESTAR CORPORATION

EX-3.1 2 d258533dex31.htm EX-3.1 Exhibit 3.1 AMENDED AND RESTATED ARTICLES OF INCORPORATION OF DOMINION QUESTAR CORPORATION In accordance with the provisions of the Utah Revised Business Corporation Act, Dominion Questar Corporation hereby adopts the following Amended and Restated Articles of Incorporation. ARTICLE I NAME The name of the corporation is Dominion Questar Corporation. ARTICLE II DURA

September 16, 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, 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, Changes in Registrant's Certifying Accountant, Completion of Acquisition or Disposition of Assets

8-K 1 d258533d8k.htm FORM 8-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 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 16, 2016 Questar Corporation (Exact Name of Registrant as Specified in Its Charter) Utah 001-08796 87-0407509 (State or other jurisdiction of inc

September 16, 2016 EX-16.1

Ernst & Young LLP

EX-16.1 Exhibit 16.1 Ernst & Young LLP Suite 400 178 South Rio Grande Street Salt Lake City, UT 84101 Tel: +1 801 350 3300 Fax: +1 801 350 3456 ey.com September 16, 2016 Securities and Exchange Commission 100 F Street, N.E. Washington, DC 20549 Ladies and Gentlemen: We have read Item 4.01 of Form 8-K dated September 16, 2016, of Questar Corporation and are in agreement with the statements containe

September 14, 2016 EX-99

Dominion-Questar Combination Receives Wyoming Public Service Commission Approval; Companies Expect to Close on Merger September 16

Exhibit September 14, 2016 Dominion-Questar Combination Receives Wyoming Public Service Commission Approval; Companies Expect to Close on Merger September 16 RICHMOND, Va.

September 14, 2016 EX-10

BEFORE THE PUBLIC SERVICE COMMISSIONS OF WYOMING In the Matter of the Joint Application of Questar Gas Company and Dominion Resources, Inc. for Approval of Proposed Merger of Questar Corporation and Dominion Resources, Inc. Docket No. 30010-150-GA-16

Exhibit Settlement Stipulation Docket No. 30010-150-GA-16 Docket No. 30025-1-GA-16 BEFORE THE PUBLIC SERVICE COMMISSIONS OF WYOMING In the Matter of the Joint Application of Questar Gas Company and Dominion Resources, Inc. for Approval of Proposed Merger of Questar Corporation and Dominion Resources, Inc. Docket No. 30010-150-GA-16 Docket No. 30025-1-GA-16 SETTLEMENT STIPULATION Pursuant to Wyomin

September 14, 2016 8-K

Entry into a Material Definitive Agreement, Financial Statements and Exhibits

Document 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 ? September 14, 2016 (Date of earliest event reported) QUESTAR CORPORATION QUESTAR GAS COMPANY (Exact name of registrant as specified in its charter) Questar Corporation Utah 001-08796 87-0407509 Questar Gas C

August 25, 2016 EX-10.1

BEFORE THE PUBLIC SERVICE COMMISSION OF UTAH In the Matter of the Joint Notice and Application of Questar Gas Company and Dominion Resources, Inc. of Proposed Merger of Questar Corporation and Dominion Resources, Inc. Docket No. 16-057-01 SETTLEMENT

Exhibit BEFORE THE PUBLIC SERVICE COMMISSION OF UTAH In the Matter of the Joint Notice and Application of Questar Gas Company and Dominion Resources, Inc.

August 25, 2016 EX-10.1

BEFORE THE PUBLIC SERVICE COMMISSION OF UTAH In the Matter of the Joint Notice and Application of Questar Gas Company and Dominion Resources, Inc. of Proposed Merger of Questar Corporation and Dominion Resources, Inc. Docket No. 16-057-01 SETTLEMENT

Exhibit BEFORE THE PUBLIC SERVICE COMMISSION OF UTAH In the Matter of the Joint Notice and Application of Questar Gas Company and Dominion Resources, Inc.

August 25, 2016 EX-10.2

Dominion-Questar Merger Moves Closer After Approval From Utah’s Public Service Commission

Exhibit August 23, 2016 Dominion-Questar Merger Moves Closer After Approval From Utah?s Public Service Commission RICHMOND, Va.

August 25, 2016 8-K

Entry into a Material Definitive Agreement, Financial Statements and Exhibits

Document 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 ? August 22, 2016 (Date of earliest event reported) QUESTAR CORPORATION (Exact name of registrant as specified in its charter) Utah 001-08796 87-0407509 (State or other jurisdiction of incorporation) (Commissi

August 25, 2016 EX-10.2

Dominion-Questar Merger Moves Closer After Approval From Utah’s Public Service Commission

Exhibit August 23, 2016 Dominion-Questar Merger Moves Closer After Approval From Utah?s Public Service Commission RICHMOND, Va.

August 25, 2016 8-K

Entry into a Material Definitive Agreement, Financial Statements and Exhibits

Document 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 ? August 22, 2016 (Date of earliest event reported) QUESTAR CORPORATION (Exact name of registrant as specified in its charter) Utah 001-08796 87-0407509 (State or other jurisdiction of incorporation) (Commissi

August 3, 2016 10-Q

Questar 10-Q (Quarterly Report)

Document UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q [X] QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2016 [ ] TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to (Exact name of registrant as specified in its

August 3, 2016 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

Document 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 ? August 3, 2016 (Date of earliest event reported) QUESTAR CORPORATION (Exact name of registrant as specified in its charter) Utah 001-08796 87-0407509 (State or other jurisdiction of incorporation) (Commissio

August 3, 2016 EX-99.1

QUESTAR REPORTS SECOND-QUARTER 2016 ADJUSTED EARNINGS OF $35.4 MILLION, $0.20 PER DILUTED SHARE

News Release Questar Corporation 333 South State Street P.O. Box 45433 Salt Lake City, UT 84145-0433 Exhibit 99.1 August 3, 2016 (N) NYSE:STR 16-12 Contact: Tony Ivins Business: (801) 324-5218 Media: Chad Jones Business: (801) 324-5495 QUESTAR REPORTS SECOND-QUARTER 2016 ADJUSTED EARNINGS OF $35.4 MILLION, $0.20 PER DILUTED SHARE SALT LAKE CITY - Questar Corporation (NYSE:STR) reported second-quar

August 3, 2016 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Financial Statements and Exhibits, Submission of Matters to a Vote of Security Holders

Document 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 ? August 1, 2016 (Date of earliest event reported) QUESTAR CORPORATION (Exact name of registrant as specified in its charter) Utah 001-08796 87-0407509 (State or other jurisdiction of incorporation) (Commissio

August 3, 2016 EX-10.1

QUESTAR CORPORATION EXECUTIVE SEVERANCE COMPENSATION PLAN (As Amended and Restated Effective August 1, 2016) QUESTAR CORPORATION EXECUTIVE SEVERANCE COMPENSATION PLAN (As Amended and Restated Effective August 1, 2016) ARTICLE I

Exhibit QUESTAR CORPORATION EXECUTIVE SEVERANCE COMPENSATION PLAN (As Amended and Restated Effective August 1, 2016) QUESTAR CORPORATION EXECUTIVE SEVERANCE COMPENSATION PLAN (As Amended and Restated Effective August 1, 2016) ARTICLE I INTRODUCTION The Board of Directors of Questar Corporation recognizes that, as is the case with many publicly held corporations, the possibility of a Change in Control exists.

July 7, 2016 8-K

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

Document 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 ? July 7, 2016 (Date of earliest event reported) QUESTAR CORPORATION (Exact name of registrant as specified in its charter) 333 South State Street, P.O. Box 45433, Salt Lake City, Utah 84145-0433 (Address of p

July 7, 2016 SC 13G/A

STR / Questar Corp. / JP Morgan Chase & Co Passive Investment

SC 13G/A 1 QuestarCorporation.htm SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 SCHEDULE 13G/A (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(c) ( AMENDMENT 5) Questar Corporation ( NAME OF ISSUER ) Common stock without par value (Title of Class of Securities) 748356102 (CUSIP Numb

June 24, 2016 11-K

Questar 11-K

Document UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 11-K (Mark One) [X] ANNUAL REPORT PURSUANT TO SECTION 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2015 OR [ ] TRANSITION REPORT PURSUANT TO SECTION 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to . Commission file number 001-08796 A. Full titl

June 23, 2016 DEFA14A

Questar 14A

Document UNITED STATES SECURITIES AND EXCHANGE COMMISSION SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 Filed by the registrant ? Filed by a party other than the registrant ? Check the appropriate box: ? Preliminary proxy statement ? Confidential, For Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ? Definitive proxy statement ? Definitive additional materials ? Soliciting material under Rule 14a-12 QUESTAR CORPORATION (Name of Registrant as Specified In Charter) (Name of Person(s) Filing Proxy Statement, if Other Than the Registrant) Payment of Filing Fee (Check the appropriate box): ? No fee required.

June 23, 2016 DEF 14A

Questar 14A

Notice of 2016 Annual Meeting of Shareholders and Proxy Statement Questar Corporation 333 South State Street Salt Lake City, Utah 84111 June 23, 2016 Dear Fellow Shareholder: I invite you to join Questar's Board of Directors (the "Board"), executives, employees and fellow shareholders at our 2016 Annual Meeting of Shareholders (the "Annual Meeting").

May 25, 2016 8-K

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

Document 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 ? May 19, 2016 (Date of earliest event reported) QUESTAR CORPORATION (Exact name of registrant as specified in its charter) 333 South State Street, P.O. Box 45433, Salt Lake City, Utah 84145-0433 (Address of p

May 12, 2016 8-K

Questar 8-K (Current Report/Significant Event)

SEC Document 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 ? May 12, 2016 (Date of earliest event reported) QUESTAR CORPORATION (Exact name of registrant as specified in its charter) Utah 001-08796 87-0407509 (State or other jurisdiction of incorporation) (Commiss

May 12, 2016 EX-99.1

QUESTAR ANNOUNCES SPECIAL SHAREHOLDER MEETING VOTING RESULTS

EX-99.1 2 a8-kexhibit991051216votepr.htm EXHIBIT 99.1 News Release Questar Corporation 333 South State Street P.O. Box 45433 Salt Lake City, UT 84145-0433 Exhibit 99.1 May 12, 2016 (N) NYSE:STR 16-10 Contact: Tony Ivins Business: (801) 324-5218 Media: Chad Jones Business: (801) 324-5495 QUESTAR ANNOUNCES SPECIAL SHAREHOLDER MEETING VOTING RESULTS SALT LAKE CITY - Shareholders of Questar Corporatio

May 5, 2016 8-K

Other Events

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 ? May 5, 2016 (Date of earliest event reported) QUESTAR CORPORATION (Exact name of registrant as specified in its charter) Utah 001-08796 87-0407509 (State or other jurisdiction of incorporation) (Commission File N

April 28, 2016 EX-99.1

2

Exhibit Exhibit 99.1 Event ID: 137471438953 Event Name: Q1 2016 Questar Corp Earnings Call Event Date: 2016-04-28T13:30:00 UTC C: Kevin Hadlock;Questar Corporation;EVP & CFO C: Ron Jibson;Questar Corporation;Chairman, President & CEO C: Micheal Dunn;Questar Corporation;EVP & President, Questar Pipeline C: Brady Rasmussen;Questar Corporation;EVP & COO, Wexpro P: Chris Sighinolfi;Jefferies;Analyst P

April 28, 2016 EX-99.2

First Quarter 2016 Earnings Release April 28, 2016 1 Questar Corporation A Rockies-based integrated natural gas company offering growth and high returns Making lives better by developing and delivering essential energy This presentation contains forw

exhibit992q12016strearni First Quarter 2016 Earnings Release April 28, 2016 1 Questar Corporation A Rockies-based integrated natural gas company offering growth and high returns Making lives better by developing and delivering essential energy This presentation contains forward-looking statements within the meaning of the federal securities laws.

April 28, 2016 8-K

Financial Statements and Exhibits, Other Events

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 ? April 28, 2016 (Date of earliest event reported) QUESTAR CORPORATION (Exact name of registrant as specified in its charter) Utah 001-08796 87-0407509 (State or other jurisdiction of incorporation) (Commission Fil

April 28, 2016 EX-99.1

2

Exhibit Exhibit 99.1 Event ID: 137471438953 Event Name: Q1 2016 Questar Corp Earnings Call Event Date: 2016-04-28T13:30:00 UTC C: Kevin Hadlock;Questar Corporation;EVP & CFO C: Ron Jibson;Questar Corporation;Chairman, President & CEO C: Micheal Dunn;Questar Corporation;EVP & President, Questar Pipeline C: Brady Rasmussen;Questar Corporation;EVP & COO, Wexpro P: Chris Sighinolfi;Jefferies;Analyst P

April 28, 2016 DEFA14A

Questar 8-K

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 ? April 28, 2016 (Date of earliest event reported) QUESTAR CORPORATION (Exact name of registrant as specified in its charter) Utah 001-08796 87-0407509 (State or other jurisdiction of incorporation) (Commission Fil

April 28, 2016 EX-99.2

First Quarter 2016 Earnings Release April 28, 2016 1 Questar Corporation A Rockies-based integrated natural gas company offering growth and high returns Making lives better by developing and delivering essential energy This presentation contains forw

EX-99.2 3 exhibit992q12016strearni.htm EXHIBIT 99.2 First Quarter 2016 Earnings Release April 28, 2016 1 Questar Corporation A Rockies-based integrated natural gas company offering growth and high returns Making lives better by developing and delivering essential energy This presentation contains forward-looking statements within the meaning of the federal securities laws. Such statements are base

April 28, 2016 10-Q

Questar 10-Q (Quarterly Report)

10-Q UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q [X] QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2016 [ ] TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to (Exact name of registrant as specified in its ch

April 28, 2016 10-K/A

Questar 10-K/A (Annual Report)

10-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K/A Amendment No. 1 [X] ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2015 [ ] TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to (Exact name of registrant as specif

April 27, 2016 EX-99.1

QUESTAR REPORTS FIRST-QUARTER 2016 ADJUSTED EARNINGS OF $87.5 MILLION, $0.50 PER ADJUSTED DILUTED SHARE 2016 Earnings Guidance Maintained

Exhibit News Release Questar Corporation 333 South State Street P.O. Box 45433 Salt Lake City, UT 84145-0433 Exhibit 99.1 April 27, 2016 (N) NYSE:STR 16-09 Contact: Tony Ivins Business: (801) 324-5218 Media: Chad Jones Business: (801) 324-5495 QUESTAR REPORTS FIRST-QUARTER 2016 ADJUSTED EARNINGS OF $87.5 MILLION, $0.50 PER ADJUSTED DILUTED SHARE 2016 Earnings Guidance Maintained SALT LAKE CITY - Q

April 27, 2016 8-K

Questar 8-K (Current Report/Significant Event)

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 ? April 27, 2016 (Date of earliest event reported) QUESTAR CORPORATION (Exact name of registrant as specified in its charter) Utah 001-08796 87-0407509 (State or other jurisdiction of incorporation) (Commission Fil

April 27, 2016 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

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 ? April 26, 2015 (Date of earliest event reported) QUESTAR CORPORATION (Exact name of registrant as specified in its charter) 333 South State Street, P.O. Box 45433, Salt Lake City, Utah 84145-0433 (Address of prin

April 27, 2016 EX-99.2

Ron Jibson to Retire; High-Level Operating Structure for Dominion Questar announced

Exhibit Ron Jibson to Retire; High-Level Operating Structure for Dominion Questar announced Earlier today, Questar Chairman, President and CEO Ron Jibson announced that he plans to retire when Questar?s proposed merger with Dominion closes (link to release).

April 27, 2016 EX-99.1

Questar Chairman, President and CEO Ron Jibson to retire upon close of Dominion Resources merger

Exhibit News Release Questar Corporation 333 South State Street P.O. Box 45433 Salt Lake City, UT 84145-0433 April 27, 2016 (N) NYSE:STR 16-08 Contact: Tony Ivins Business: (801) 324-5218 Media: Chad Jones Business: (801) 324-5495 Questar Chairman, President and CEO Ron Jibson to retire upon close of Dominion Resources merger SALT LAKE CITY - Questar Corporation?s (NYSE:STR) board of directors tod

April 27, 2016 EX-99.2

Ron Jibson to Retire; High-Level Operating Structure for Dominion Questar announced

Exhibit Ron Jibson to Retire; High-Level Operating Structure for Dominion Questar announced Earlier today, Questar Chairman, President and CEO Ron Jibson announced that he plans to retire when Questar?s proposed merger with Dominion closes (link to release).

April 27, 2016 DEFA14A

Questar 8-K

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 ? April 26, 2015 (Date of earliest event reported) QUESTAR CORPORATION (Exact name of registrant as specified in its charter) 333 South State Street, P.O. Box 45433, Salt Lake City, Utah 84145-0433 (Address of prin

April 27, 2016 EX-99.1

Questar Chairman, President and CEO Ron Jibson to retire upon close of Dominion Resources merger

Exhibit News Release Questar Corporation 333 South State Street P.O. Box 45433 Salt Lake City, UT 84145-0433 April 27, 2016 (N) NYSE:STR 16-08 Contact: Tony Ivins Business: (801) 324-5218 Media: Chad Jones Business: (801) 324-5495 Questar Chairman, President and CEO Ron Jibson to retire upon close of Dominion Resources merger SALT LAKE CITY - Questar Corporation?s (NYSE:STR) board of directors tod

April 5, 2016 DEFM14A

Questar DEFM14A

DEFM14A Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.

April 5, 2016 8-K

Other Events

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 ? April 5, 2016 (Date of earliest event reported) QUESTAR CORPORATION (Exact name of registrant as specified in its charter) Utah 001-08796 87-0407509 (State or other jurisdiction of incorporation) (Commission File

April 5, 2016 DEFA14A

Questar 8-K

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 ? April 5, 2016 (Date of earliest event reported) QUESTAR CORPORATION (Exact name of registrant as specified in its charter) Utah 001-08796 87-0407509 (State or other jurisdiction of incorporation) (Commission File

March 25, 2016 8-K

Questar 8-K (Current Report/Significant Event)

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 ? March 23, 2016 (Date of earliest event reported) QUESTAR CORPORATION (Exact name of registrant as specified in its charter) Utah 001-08796 87-0407509 (State or other jurisdiction of incorporation) (Commission Fil

March 24, 2016 8-K

Entry into a Material Definitive Agreement, Financial Statements and Exhibits

8-K 1 a03242016settlement8-k.htm 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 – March 22, 2016 (Date of earliest event reported) QUESTAR CORPORATION (Exact name of registrant as specified in its charter) Utah 001-08796 87-0407509 (State or other jurisdiction

March 24, 2016 EX-10.1

SECOND AMENDMENT TO GAS GATHERING AGREEMENT (CONTRACT 163 - SWGA)

Exhibit EXECUTION COPY SECOND AMENDMENT TO GAS GATHERING AGREEMENT (CONTRACT 163 - SWGA) This Second Amendment to the Gas Gathering Agreement between Mountain Fuel Supply Company and Questar Pipeline Company effective September 1, 1993 (?Second Amendment?) is made and entered into on March 22, 2016 by Questar Gas Company (?Questar Gas?), formerly known as Mountain Fuel Supply Company (?Mountain Fuel?), and QEPM Gathering I, LLC (?QEPM?), as successor in interest to Questar Pipeline Company (?Questar Pipeline?), effective January 1, 2016.

March 24, 2016 DFAN14A

Questar DFAN14A

DFAN14A 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 ? Filed by a Party other than the Registrant x Check the appropriate box: ? Preliminary Proxy Statement ? Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2))

March 11, 2016 PREM14A

Questar PREM14A

PREM14A Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.

March 11, 2016 DFAN14A

Questar DFAN14A

DFAN14A 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 ? Filed by a Party other than the Registrant x Check the appropriate box: ? Preliminary Proxy Statement ? Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2))

March 4, 2016 DFAN14A

Questar DFAN14A

DFAN14A 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 ? Filed by a Party other than the Registrant x Check the appropriate box: ? Preliminary Proxy Statement ? Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2))

March 4, 2016 EX-99.1

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Exhibit March 3, 2016 Dominion, Questar File Merger Applications in Utah, Wyoming RICHMOND, Va.

March 4, 2016 DEFA14A

Questar 8-K

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 ? March 3, 2016 (Date of earliest event reported) QUESTAR CORPORATION (Exact name of registrant as specified in its charter) Utah 001-08796 87-0407509 (State or other jurisdiction of incorporation) (Commission File

March 4, 2016 EX-99.1

#####

Exhibit March 3, 2016 Dominion, Questar File Merger Applications in Utah, Wyoming RICHMOND, Va.

March 4, 2016 8-K

Questar 8-K (Current Report/Significant Event)

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 ? March 3, 2016 (Date of earliest event reported) QUESTAR CORPORATION (Exact name of registrant as specified in its charter) Utah 001-08796 87-0407509 (State or other jurisdiction of incorporation) (Commission File

March 3, 2016 DFAN14A

Questar DFAN14A

DFAN14A 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 ? Filed by a Party other than the Registrant x Check the appropriate box: ? Preliminary Proxy Statement ? Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2))

February 26, 2016 EX-10.1

TERM LOAN AGREEMENT Dated as of February 24, 2016 QUESTAR CORPORATION, as the Borrower, JPMORGAN CHASE BANK, N.A., as Administrative Agent THE BANK OF TOKYO-MITSUBISHI UFJ, LTD. as Syndication Agent MIZUHO BANK, LTD. and WELLS FARGO BANK, NATIONAL AS

Exhibit Exhibit 10.1 CONFORMED COPY CUSIP NO. TERM LOAN AGREEMENT Dated as of February 24, 2016 Among QUESTAR CORPORATION, as the Borrower, JPMORGAN CHASE BANK, N.A., as Administrative Agent and THE BANK OF TOKYO-MITSUBISHI UFJ, LTD. as Syndication Agent and MIZUHO BANK, LTD. and WELLS FARGO BANK, NATIONAL ASSOCIATION, as Documentation Agents and THE LENDERS PARTY HERETO JPMORGAN CHASE BANK, N.A.

February 26, 2016 8-K

Questar 8-K (Current Report/Significant Event)

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 ? February 24, 2016 (Date of earliest event reported) QUESTAR CORPORATION (Exact name of registrant as specified in its charter) Utah 001-08796 87-0407509 (State or other jurisdiction of incorporation) (Commission

February 26, 2016 DFAN14A

Questar DFAN14A

DFAN14A 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 ? Filed by a Party other than the Registrant x Check the appropriate box: ? Preliminary Proxy Statement ? Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2))

February 23, 2016 DFAN14A

Questar Form DFAN14A

DFAN14A 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 ? Filed by a Party other than the Registrant x Check the appropriate box: ? Preliminary Proxy Statement ? Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2))

February 23, 2016 DFAN14A

Questar Form DFAN14A

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 ¨ Filed by a Party other than the Registrant x Check the appropriate box: ¨ Preliminary Proxy Statement ¨ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ¨ Defin

February 23, 2016 8-K

Questar Form 8-K (Current Report/Significant Event)

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 ? February 23, 2016 (Date of earliest event reported) QUESTAR CORPORATION (Exact name of registrant as specified in its charter) Utah 001-08796 87-0407509 (State or other jurisdiction of incorporation) (Commission

February 23, 2016 EX-99.1

Federal Trade Commission Grants Antitrust Approval of Proposed Combination of Dominion, Questar

Exhibit February 23, 2016 Federal Trade Commission Grants Antitrust Approval of Proposed Combination of Dominion, Questar RICHMOND, Va.

February 23, 2016 DEFA14A

Questar Form DEFA14A

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 ? February 23, 2016 (Date of earliest event reported) QUESTAR CORPORATION (Exact name of registrant as specified in its charter) Utah 001-08796 87-0407509 (State or other jurisdiction of incorporation) (Commission

February 23, 2016 EX-99.1

Federal Trade Commission Grants Antitrust Approval of Proposed Combination of Dominion, Questar

Exhibit February 23, 2016 Federal Trade Commission Grants Antitrust Approval of Proposed Combination of Dominion, Questar RICHMOND, Va.

February 19, 2016 DFAN14A

Dominion Resources DFAN14A

DFAN14A 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 ? Filed by a Party other than the Registrant x Check the appropriate box: ? Preliminary Proxy Statement ? Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2))

February 18, 2016 EX-99.2

Fourth Quarter 2015 Earnings Release February 18, 2015 1 Questar Corporation A Rockies-based integrated natural gas company offering growth and high returns Making lives better by developing and delivering essential energy This presentation contains

q42015questarearningspre Fourth Quarter 2015 Earnings Release February 18, 2015 1 Questar Corporation A Rockies-based integrated natural gas company offering growth and high returns Making lives better by developing and delivering essential energy This presentation contains forward-looking statements within the meaning of the federal securities laws.

February 18, 2016 EX-10.2

SECOND AMENDMENT TO AMENDED AND RESTATED MULTI-YEAR REVOLVING CREDIT AGREEMENT

Exhibit Exhibit 10.2 Execution Copy SECOND AMENDMENT TO AMENDED AND RESTATED MULTI-YEAR REVOLVING CREDIT AGREEMENT THIS SECOND AMENDMENT TO AMENDED AND RESTATED MULTI-YEAR REVOLVING CREDIT AGREEMENT (this ? Amendment ?) is made and entered into as of February 18, 2016, by and among QUESTAR CORPORATION, a Utah corporation, as the Borrower, WELLS FARGO BANK, NATIONAL ASSOCIATION, as Administrative A

February 18, 2016 EX-99.1

2

Exhibit Exhibit 99.1 Event ID: 137644320607 Event Name: Q4 2015 Questar Corp Earnings Call Event Date: 2016-02-18T14:30:00 UTC P: Operator; C: Kevin Hadlock;Questar Corporation; CFO C: Ron Jibson; Questar Corporation; Chairman, President & CEO P: Joe Zhou; Avon Capital; Analyst P: Chris Sighinolfi; Jefferies; Analyst C: Micheal Dunn; Questar Pipeline; President +++ presentation Operator^ Good morn

February 18, 2016 EX-12.1

12 Months Ended December 31,

Exhibit 12.1 Questar Corporation Ratio of Earnings to Fixed Charges 12 Months Ended December 31, 2015 2014 2013 (dollars in millions) Earnings Pretax income from continuing operations before adjustment for income or loss from equity investees $ 315.6 $ 348.9 $ 258.8 Add (deduct): — — Fixed charges 64.2 65.1 58.8 Distributed income from equity investees - continuing operations 4.5 4.4 4.6 Capitaliz

February 18, 2016 EX-12.3

12 Months Ended December 31,

Exhibit 12.3 Questar Pipeline Company Ratio of Earnings to Fixed Charges 12 Months Ended December 31, 2015 2014 2013 (dollars in millions) Earnings Income before income taxes and adjustment for income from equity investee $ 89.3 $ 92.7 $ 11.5 Add (deduct): Fixed charges 27.1 27.5 27.5 Distributed income from equity investee 4.5 4.4 4.6 Capitalized interest (0.2 ) (0.5 ) (0.6 ) Total Earnings $ 120

February 18, 2016 DEFA14A

Questar 8-K

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 ? February 18, 2016 (Date of earliest event reported) QUESTAR CORPORATION (Exact name of registrant as specified in its charter) Utah 001-08796 87-0407509 (State or other jurisdiction of incorporation) (Commission

February 18, 2016 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

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 ? February 17, 2016 (Date of earliest event reported) QUESTAR CORPORATION (Exact name of registrant as specified in its charter) Utah 001-08796 87-0407509 (State or other jurisdiction of incorporation) (Commission

February 18, 2016 8-K

Financial Statements and Exhibits, Other Events

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 – February 18, 2016 (Date of earliest event reported) QUESTAR CORPORATION (Exact name of registrant as specified in its charter) Utah 001-08796 87-0407509 (State or other jurisdiction of incorporation) (Commission File

February 18, 2016 EX-14.1

QUESTAR CORPORATION BUSINESS ETHICS AND COMPLIANCE POLICY

QUESTAR CORPORATION BUSINESS ETHICS AND COMPLIANCE POLICY A Message from Ron Jibson, chairman, president and CEO: “Questar employees, management and board are committed to ethical conduct, safety, environmental stewardship and community support.

February 18, 2016 EX-12.2

12 Months Ended December 31,

Exhibit 12.2 Questar Gas Company Ratio of Earnings to Fixed Charges 12 Months Ended December 31, 2015 2014 2013 (dollars in millions) Earnings Income before income taxes $ 99.1 $ 87.2 $ 84.7 Add (deduct): Fixed charges 28.4 28.7 22.5 Capitalized interest (0.1 ) (0.5 ) (0.2 ) Total Earnings $ 127.4 $ 115.4 $ 107.0 Fixed Charges Interest expense $ 28.3 $ 28.2 $ 22.3 Capitalized interest 0.1 0.5 0.2

February 18, 2016 10-K

Questar 10-K (Annual Report)

10-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K [X] ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2015 [ ] TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to (Exact name of registrant as specified in its charter

February 18, 2016 8-K

Entry into a Material Definitive Agreement, Financial Statements and Exhibits

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 ? February 18, 2016 (Date of earliest event reported) QUESTAR CORPORATION (Exact name of registrant as specified in its charter) Utah 001-08796 87-0407509 (State or other jurisdiction of incorporation) (Commission

February 18, 2016 EX-10.1

FIRST AMENDMENT TO 364-DAY REVOLVING CREDIT AGREEMENT

Exhibit Exhibit 10.1 Execution Copy FIRST AMENDMENT TO 364-DAY REVOLVING CREDIT AGREEMENT THIS FIRST AMENDMENT TO 364-DAY REVOLVING CREDIT AGREEMENT (this ? Amendment ?) is made and entered into as of February 18, 2016, by and among QUESTAR CORPORATION, a Utah corporation, as the Borrower, WELLS FARGO BANK, NATIONAL ASSOCIATION, as Administrative Agent, and the Lenders party hereto. W I T N E S S

February 18, 2016 EX-99.1

QUESTAR REPORTS RECORD ADJUSTED EARNINGS OF $226.9 MILLION FOR 2015 Increases Dividend and Provides 2016 EPS and Capital Guidance Accepts Offer to Combine with Dominion Resources, Inc.

Exhibit News Release Questar Corporation 333 South State Street P.O. Box 45433 Salt Lake City, UT 84145-0433 Exhibit 99.1 February 17, 2016 (N) NYSE:STR 16-03 Contact: Tony Ivins Business: (801) 324-5218 Media: Chad Jones Business: (801) 324-5495 QUESTAR REPORTS RECORD ADJUSTED EARNINGS OF $226.9 MILLION FOR 2015 Increases Dividend and Provides 2016 EPS and Capital Guidance Accepts Offer to Combin

February 18, 2016 EX-21.1

SUBSIDIARY INFORMATION

Exhibit 21.1 SUBSIDIARY INFORMATION Registrant Questar Corporation has the following subsidiaries: Questar Gas Company, Wexpro Company, Wexpro Development Company, Questar Pipeline Company and Questar Fueling Company. Each of these companies is a Utah corporation. Wexpro Company has one subsidiary: Wexpro II Company, which is a Utah corporation. Questar Pipeline Company has four subsidiaries: Ques

February 18, 2016 EX-99.2

Fourth Quarter 2015 Earnings Release February 18, 2015 1 Questar Corporation A Rockies-based integrated natural gas company offering growth and high returns Making lives better by developing and delivering essential energy This presentation contains

q42015questarearningspre Fourth Quarter 2015 Earnings Release February 18, 2015 1 Questar Corporation A Rockies-based integrated natural gas company offering growth and high returns Making lives better by developing and delivering essential energy This presentation contains forward-looking statements within the meaning of the federal securities laws.

February 18, 2016 EX-24.1

POWER OF ATTORNEY

POWER OF ATTORNEY We, the undersigned directors of Questar Corporation, hereby severally constitute Kevin W.

February 18, 2016 EX-99.1

2

Exhibit Exhibit 99.1 Event ID: 137644320607 Event Name: Q4 2015 Questar Corp Earnings Call Event Date: 2016-02-18T14:30:00 UTC P: Operator; C: Kevin Hadlock;Questar Corporation; CFO C: Ron Jibson; Questar Corporation; Chairman, President & CEO P: Joe Zhou; Avon Capital; Analyst P: Chris Sighinolfi; Jefferies; Analyst C: Micheal Dunn; Questar Pipeline; President +++ presentation Operator^ Good morn

February 12, 2016 DFAN14A

Dominion Resources DFAN14A

DFAN14A 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 ? Filed by a Party other than the Registrant x Check the appropriate box: ? Preliminary Proxy Statement ? Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2))

February 10, 2016 DFAN14A

Dominion Resources DFAN14A

DFAN14A 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 ? Filed by a Party other than the Registrant x Check the appropriate box: ? Preliminary Proxy Statement ? Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2))

February 10, 2016 SC 13G/A

STR / Questar Corp. / VANGUARD GROUP INC Passive Investment

questarcorp.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.: 4 )* Name of issuer: Questar Corp Title of Class of Securities: Common Stock CUSIP Number: 748356102 Date of Event Which Requires Filing of this Statement: December 31, 2015 Check the appropriate box to designat

February 5, 2016 DFAN14A

Dominion Resources DFAN14A

DFAN14A Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

February 3, 2016 DFAN14A

Dominion Resources DFAN14A

DFAN14A 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 ? Filed by a Party other than the Registrant x Check the appropriate box: ? Preliminary Proxy Statement ? Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2))

February 3, 2016 DFAN14A

Dominion Resources DFAN14A

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 ? Filed by a Party other than the Registrant x Check the appropriate box: ? Preliminary Proxy Statement ? Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ? Defin

February 1, 2016 8-K

Financial Statements and Exhibits, Other Events

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 ? February 1, 2016 (Date of earliest event reported) QUESTAR CORPORATION (Exact name of registrant as specified in its charter) Utah 001-08796 87-0407509 (State or other jurisdiction of incorporation) (Commission F

February 1, 2016 EX-99.1

Dominion Resources, Questar Corporation to Combine

Exhibit Exhibit 99.1 February 1, 2016 Dominion Resources, Questar Corporation to Combine ? Premium addition to Dominion?s existing portfolio of high-performing, regulated energy infrastructure assets ? Transaction would be earnings accretive and supportive of Dominion?s credit ratings targets ? Adds to Dominion?s inventory of top-quality, low-risk assets available for Dominion Midstream ? Transact

February 1, 2016 EX-2.1

AGREEMENT AND PLAN OF MERGER Dated as of January 31, 2016 by and among DOMINION RESOURCES, INC., DIAMOND BEEHIVE CORP. and QUESTAR CORPORATION

Exhibit EXECUTION VERSION AGREEMENT AND PLAN OF MERGER Dated as of January 31, 2016 by and among DOMINION RESOURCES, INC.

February 1, 2016 DEFA14A

Questar 8-K

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 ? February 1, 2016 (Date of earliest event reported) QUESTAR CORPORATION (Exact name of registrant as specified in its charter) Utah 001-08796 87-0407509 (State or other jurisdiction of incorporation) (Commission F

February 1, 2016 EX-99.3

Why is Questar combining with Dominion?

Exhibit Exhibit 99.3 Q&A ? Why is Questar combining with Dominion? Questar recently received an unsolicited offer to combine with one of the nation?s best energy companies. Our management has an obligation to evaluate and present serious offers to the board and shareholders. Given the impact of the market price of natural gas and several other factors on our five-year outlook, the combination with

February 1, 2016 EX-99.4

1

EX-99.4 Exhibit 99.4 Email from Thomas F. Farrell II, President, Chairman and CEO of Dominion Resources, Inc., to Questar Corporation employees February 1, 2016 Dear Questar employees, On behalf of Dominion’s employees, I want to tell you how excited and pleased we are to join forces with the people of Questar. We see this as a natural fit, a combination of two companies with similar philosophies

February 1, 2016 EX-99.2

Dominion Resources, Questar Corporation to Combine • Premium addition to Dominion’s existing portfolio of high-performing, regulated energy infrastructure assets • Transaction would be earnings accretive and supportive of Dominion’s credit ratings ta

EX-99.2 Exhibit 99.2 February 1, 2016 Dominion Resources, Questar Corporation to Combine ? Premium addition to Dominion?s existing portfolio of high-performing, regulated energy infrastructure assets ? Transaction would be earnings accretive and supportive of Dominion?s credit ratings targets ? Adds to Dominion?s inventory of top-quality, low-risk assets available for Dominion Midstream ? Transact

February 1, 2016 DFAN14A

Dominion Resources FORM 8-K

Form 8-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 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 31, 2016 Dominion Resources, Inc.

February 1, 2016 DEFA14A

Questar 8-K

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 ? January 31, 2016 (Date of earliest event reported) QUESTAR CORPORATION (Exact name of registrant as specified in its charter) Utah 001-08796 87-0407509 (State or other jurisdiction of incorporation) (Commission F

February 1, 2016 EX-99.4

Questar Corporation 333 South State Street P.O. Box 45433 Salt Lake City, UT 84145-0433 Ronald W. Jibson Chairman, President & Chief Executive Officer

EX-99.4 5 exhibit994retireeletter.htm EXHIBIT 99.4 Exhibit 99.4 Questar Corporation 333 South State Street P.O. Box 45433 Salt Lake City, UT 84145-0433 Ronald W. Jibson Chairman, President & Chief Executive Officer February 1, 2016 Dear Retiree, Questar is excited to announce a merger between Questar Corporation and Dominion Resources - one of the country’s largest and most admired electric and na

February 1, 2016 EX-99.2

Dear Questar employees,

Exhibit Exhibit 99.2 Dear Questar employees, Today is a historic day for Questar. We are announcing a merger with Dominion Resources - one of the country?s largest electric and natural gas companies. With the confidentiality of these types of ventures, the announcement may come as a surprise to many of you. I also know there will be a lot of questions. That?s why we?ll be providing a lot of inform

February 1, 2016 EX-99.2

Dear Questar employees,

Exhibit Exhibit 99.2 Dear Questar employees, Today is a historic day for Questar. We are announcing a merger with Dominion Resources - one of the country?s largest electric and natural gas companies. With the confidentiality of these types of ventures, the announcement may come as a surprise to many of you. I also know there will be a lot of questions. That?s why we?ll be providing a lot of inform

February 1, 2016 8-K

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

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 ? January 31, 2016 (Date of earliest event reported) QUESTAR CORPORATION (Exact name of registrant as specified in its charter) Utah 001-08796 87-0407509 (State or other jurisdiction of incorporation) (Commission F

February 1, 2016 EX-99.1

AGREEMENT AND PLAN OF MERGER Dated as of January 31, 2016 by and among DOMINION RESOURCES, INC., DIAMOND BEEHIVE CORP. QUESTAR CORPORATION TABLE OF CONTENTS Page Article I The Merger 2 Section 1.1 The Merger 2 Section 1.2 Closing 2 Section 1.3 Effect

EX-99.1 Exhibit 99.1 EXECUTION VERSION AGREEMENT AND PLAN OF MERGER Dated as of January 31, 2016 by and among DOMINION RESOURCES, INC., DIAMOND BEEHIVE CORP. and QUESTAR CORPORATION TABLE OF CONTENTS Page Article I The Merger 2 Section 1.1 The Merger 2 Section 1.2 Closing 2 Section 1.3 Effective Time 2 Section 1.4 Effects of the Merger 2 Section 1.5 Articles of Incorporation and Bylaws of the Surv

February 1, 2016 EX-2.1

AGREEMENT AND PLAN OF MERGER Dated as of January 31, 2016 by and among DOMINION RESOURCES, INC., DIAMOND BEEHIVE CORP. and QUESTAR CORPORATION

Exhibit EXECUTION VERSION AGREEMENT AND PLAN OF MERGER Dated as of January 31, 2016 by and among DOMINION RESOURCES, INC.

February 1, 2016 EX-99.3

Today’s Agenda Transaction Overview and Strategic Rationale Combined Company Profile and Financial Outlook 2015 Earnings Results and 2016 Guidance Q&A 2/1/2016 Operating and Regulatory Review and Growth Project Update

EX-99.3 Excerpt from Combination with Questar and 2015 Earnings & 2016 Guidance February 1, 2016 Exhibit 99.3 Today?s Agenda Transaction Overview and Strategic Rationale Combined Company Profile and Financial Outlook 2015 Earnings Results and 2016 Guidance Q&A 2/1/2016 Operating and Regulatory Review and Growth Project Update Important Note to Investors This presentation contains certain forward-l

February 1, 2016 EX-99.1

Questar Corporation and Dominion Resources to Combine

Exhibit Exhibit 99.1 News Release Questar Corporation 333 South State Street P.O. Box 45433 Salt Lake City, Utah 84145-0433 Feb. 1, 2016 Contact: Darren Shepherd Business: (801) 324-5167 Dominion Contact: Ryan Frazier Business: (804) 819-2521 Questar Corporation and Dominion Resources to Combine SALT LAKE CITY - Utah-based Questar Corp. (NYSE: STR) and Virginia-based Dominion Resources, Inc. (NYSE

February 1, 2016 EX-99.1

Questar Corporation and Dominion Resources to Combine

Exhibit Exhibit 99.1 News Release Questar Corporation 333 South State Street P.O. Box 45433 Salt Lake City, Utah 84145-0433 Feb. 1, 2016 Contact: Darren Shepherd Business: (801) 324-5167 Dominion Contact: Ryan Frazier Business: (804) 819-2521 Questar Corporation and Dominion Resources to Combine SALT LAKE CITY - Utah-based Questar Corp. (NYSE: STR) and Virginia-based Dominion Resources, Inc. (NYSE

February 1, 2016 EX-99.5

Transcript of video from Thomas F. Farrell II, President, Chairman and CEO of Dominion Resources, Inc., to Questar Corporation employees

EX-99.5 Exhibit 99.5 Transcript of video from Thomas F. Farrell II, President, Chairman and CEO of Dominion Resources, Inc., to Questar Corporation employees Hello. I?m Tom Farrell, chairman and CEO of Dominion Resources. By now you?ve heard the news that Questar and Dominion propose to join forces, and I hope you?ve learned a bit about who we are. Let me take this opportunity to tell you personal

February 1, 2016 EX-99.4

Questar Corporation 333 South State Street P.O. Box 45433 Salt Lake City, UT 84145-0433 Ronald W. Jibson Chairman, President & Chief Executive Officer

Exhibit Exhibit 99.4 Questar Corporation 333 South State Street P.O. Box 45433 Salt Lake City, UT 84145-0433 Ronald W. Jibson Chairman, President & Chief Executive Officer February 1, 2016 Dear Retiree, Questar is excited to announce a merger between Questar Corporation and Dominion Resources - one of the country?s largest and most admired electric and natural gas companies. Both Questar and Domin

February 1, 2016 EX-99.1

Dominion Resources, Questar Corporation to Combine

Exhibit Exhibit 99.1 February 1, 2016 Dominion Resources, Questar Corporation to Combine ? Premium addition to Dominion?s existing portfolio of high-performing, regulated energy infrastructure assets ? Transaction would be earnings accretive and supportive of Dominion?s credit ratings targets ? Adds to Dominion?s inventory of top-quality, low-risk assets available for Dominion Midstream ? Transact

February 1, 2016 EX-99.3

Why is Questar combining with Dominion?

Exhibit Exhibit 99.3 Q&A ? Why is Questar combining with Dominion? Questar recently received an unsolicited offer to combine with one of the nation?s best energy companies. Our management has an obligation to evaluate and present serious offers to the board and shareholders. Given the impact of the market price of natural gas and several other factors on our five-year outlook, the combination with

November 25, 2015 EX-99.1

Questar receives approval to add natural gas properties under Wexpro II Agreement; Proposed changes to the Wexpro model also approved

Exhibit News Release Questar Corporation 333 South State Street P.O. Box 45433 Salt Lake City, UT 84145-0433 Exhibit 99.1 Nov. 25, 2015 (N) NYSE:STR 15-22 Investor Contact: Tony Ivins (801) 324-5218 Media Contact: Chad Jones (801) 324-5495 Questar receives approval to add natural gas properties under Wexpro II Agreement; Proposed changes to the Wexpro model also approved SALT LAKE CITY - Questar h

November 25, 2015 EX-99.2

BEFORE THE PUBLIC SERVICE COMMISSION OF WYOMING IN THE MATTER OF THE APPLICATION OF QUESTAR GAS COMPANY FOR APPROVAL OF THE CANYON CREEK ACQUISITION AS A WEXPRO II PROPERTY Docket No. 30010-145-GA-15 CANYON CREEK SETTLEMENT STIPULATION

Exhibit Settlement Stipulation Docket No. 30010-145-GA-15 Colleen Larkin Bell (5253) Jenniffer Nelson Clark (7947) Questar Gas Company 333 S. State Street P.O. Box 45433 Salt Lake City, UT 84145-0433 (801) 324-5556 [email protected] [email protected] Attorneys for Questar Gas Company BEFORE THE PUBLIC SERVICE COMMISSION OF WYOMING IN THE MATTER OF THE APPLICATION OF QUESTAR GAS CO

November 25, 2015 8-K

Regulation FD Disclosure, 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 – November 24, 2015 (Date of earliest event reported) QUESTAR CORPORATION (Exact name of registrant as specified in its charter) Utah 001-08796 87-0407509 (State or other jurisdiction of incorporation) (Commission File

November 24, 2015 EX-10.2

364-DAY REVOLVING CREDIT AGREEMENT Dated as of November 20, 2015 QUESTAR CORPORATION, as the Borrower, WELLS FARGO BANK, NATIONAL ASSOCIATION, as Administrative Agent JPMORGAN CHASE BANK, N.A., as Syndication Agent BARCLAYS BANK PLC, CREDIT SUISSE AG

Exhibit 364-DAY REVOLVING CREDIT AGREEMENT Dated as of November 20, 2015 Among QUESTAR CORPORATION, as the Borrower, WELLS FARGO BANK, NATIONAL ASSOCIATION, as Administrative Agent and JPMORGAN CHASE BANK, N.

November 24, 2015 EX-12.1

Questar Corporation Ratio of Earnings to Fixed Charges 9 Months Ended September 30, Year Ended December 31, 2015 2014 2014 2013 2012 2011 2010 (dollars in millions) Earnings Pretax income from continuing operations before adjustment for income or los

EX-12.1 Exhibit 12.1 Questar Corporation Ratio of Earnings to Fixed Charges (Unaudited) 9 Months Ended September 30, Year Ended December 31, 2015 2014 2014 2013 2012 2011 2010 (dollars in millions) Earnings Pretax income from continuing operations before adjustment for income or loss from equity investee $ 241.4 $ 251.4 $ 348.9 $ 258.8 $ 324.8 $ 320.5 $ 297.9 Add (deduct): Fixed Charges 48.4 48.7

November 24, 2015 S-3ASR

Questar S-3ASR

S-3ASR Table of Contents As filed with the Securities and Exchange Commission on November 24, 2015 Registration No.

November 24, 2015 EX-10.1

FIRST AMENDMENT TO AMENDED AND RESTATED MULTI-YEAR REVOLVING CREDIT AGREEMENT

Exhibit Exhibit 10.1 FIRST AMENDMENT TO AMENDED AND RESTATED MULTI-YEAR REVOLVING CREDIT AGREEMENT THIS FIRST AMENDMENT TO AMENDED AND RESTATED MULTI-YEAR REVOLVING CREDIT AGREEMENT (this ? Amendment ?) is made and entered into as of November 20, 2015, by and among QUESTAR CORPORATION, a Utah corporation, as the Borrower, WELLS FARGO BANK, NATIONAL ASSOCIATION, as Administrative Agent, an Issuing

November 24, 2015 EX-25.1

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM T-1 STATEMENT OF ELIGIBILITY UNDER THE TRUST INDENTURE ACT OF 1939 OF A CORPORATION DESIGNATED TO ACT AS TRUSTEE

EX-25.1 Exhibit 25.1 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM T-1 STATEMENT OF ELIGIBILITY UNDER THE TRUST INDENTURE ACT OF 1939 OF A CORPORATION DESIGNATED TO ACT AS TRUSTEE ? CHECK IF AN APPLICATION TO DETERMINE ELIGIBILITY OF A TRUSTEE PURSUANT TO SECTION 305(b) (2) WELLS FARGO BANK, NATIONAL ASSOCIATION (Exact name of trustee as specified in its charter) A N

November 24, 2015 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 – November 20, 2015 (Date of earliest event reported) QUESTAR CORPORATION (Exact name of registrant as specified in its charter) Utah 001-08796 87-0407509 (State or other jurisdiction of incorporation) (Commission File

November 6, 2015 8-K

Questar 8-K (Current Report/Significant Event)

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 ? November 2, 2015 (Date of earliest event reported) QUESTAR CORPORATION (Exact name of registrant as specified in its charter) 333 South State Street, P.O. Box 45433, Salt Lake City, Utah 84145-0433 (Address of pr

November 6, 2015 EX-10.1

QUESTAR CORPORATION LONG-TERM STOCK INCENTIVE PLAN Amendment To Restricted Stock Unit Agreements granted to Thomas C. Jepperson

Exhibit QUESTAR CORPORATION LONG-TERM STOCK INCENTIVE PLAN Amendment To Restricted Stock Unit Agreements granted to Thomas C.

November 5, 2015 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q [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 [ ] TRANSITION REPORT PURS

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q [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 [ ] TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to (Exact name of registrant as specified in its cha

November 5, 2015 EX-10.1

QUESTAR CORPORATION LONG-TERM STOCK INCENTIVE PLAN (As Amended and Restated Effective February 18, 2015, except as otherwise provided)

Exhibit Exhibit 10.1 QUESTAR CORPORATION LONG-TERM STOCK INCENTIVE PLAN (As Amended and Restated Effective February 18, 2015, except as otherwise provided) Section 1. Purpose The Questar Corporation Long-Term Stock Incentive Plan (the ?Plan?) is designed to encourage directors, officers and employees of and consultants to Questar Corporation (the ?Company?) and its Affiliates (as defined below) to

November 5, 2015 S-8

Questar S-8

S-8 As filed with the Securities and Exchange Commission on November 5, 2015 Registration No.

November 4, 2015 EX-99.1

QUESTAR REPORTS THIRD-QUARTER 2015 EARNINGS OF $32.6 MILLION Settlement Stipulation signed on Canyon Creek acquisition and on changes to Wexpro model; Tightened 2015 EPS guidance

Exhibit News Release Questar Corporation 333 South State Street P.O. Box 45433 Salt Lake City, UT 84145-0433 Exhibit 99.1 November 4, 2015 (N) NYSE:STR 15-21 Contact: Tony Ivins Business: (801) 324-5218 Media: Chad Jones Business: (801) 324-5495 QUESTAR REPORTS THIRD-QUARTER 2015 EARNINGS OF $32.6 MILLION Settlement Stipulation signed on Canyon Creek acquisition and on changes to Wexpro model; Tig

November 4, 2015 8-K

Questar 8-K (Current Report/Significant Event)

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 ? November 4, 2015 (Date of earliest event reported) QUESTAR CORPORATION (Exact name of registrant as specified in its charter) Utah 001-08796 87-0407509 (State or other jurisdiction of incorporation) (Commission F

October 28, 2015 8-K

Questar 8-K (Current Report/Significant Event)

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 ? October 28, 2015 (Date of earliest event reported) QUESTAR CORPORATION (Exact name of registrant as specified in its charter) Utah 001-08796 87-0407509 (State or other jurisdiction of incorporation) (Commission F

September 22, 2015 EX-99.1

QUESTAR SUBSIDIARY WEXPRO ANNOUNCES DRILLING JOINT VENTURE TO DEVELOP NATURAL GAS-PRODUCING PROPERTIES

Exhibit News Release Questar Corporation 333 South State Street P.O. Box 45433 Salt Lake City, UT 84145-0433 Exhibit 99.1 September 22, 2015 (N) NYSE:STR 15-17 Contact: Tony Ivins Business: (801) 324-5218 Media: Chad Jones Business: (801) 324-5495 QUESTAR SUBSIDIARY WEXPRO ANNOUNCES DRILLING JOINT VENTURE TO DEVELOP NATURAL GAS-PRODUCING PROPERTIES Questar Corporation (NYSE:STR) today announced th

September 22, 2015 8-K

Questar 8-K (Current Report/Significant Event)

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 ? September 22, 2015 (Date of earliest event reported) QUESTAR CORPORATION (Exact name of registrant as specified in its charter) Utah 001-08796 87-0407509 (State or other jurisdiction of incorporation) (Commission

September 8, 2015 8-K

Questar 8-K (Current Report/Significant Event)

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 ? September 4, 2015 (Date of earliest event reported) QUESTAR CORPORATION (Exact name of registrant as specified in its charter) Utah 001-08796 87-0407509 (State or other jurisdiction of incorporation) (Commission

September 8, 2015 EX-99.1

® Investor Presentation September 2015 Making lives better by developing and delivering essential energy ® 2 CORPORATE DATA Ticker symbol and stock exchange: STR-NYSE At September 1, 2015 Average daily trading volume (3 mos.): 1,330,000 shares Closin

a092015irpresentation ® Investor Presentation September 2015 Making lives better by developing and delivering essential energy ® 2 CORPORATE DATA Ticker symbol and stock exchange: STR-NYSE At September 1, 2015 Average daily trading volume (3 mos.

August 31, 2015 EX-99.1

QUESTAR APPLIES TO ADD CANYON CREEK ACQUISITION TO WEXPRO II AND PROPOSES CHANGES TO WEXPRO MODEL

Exhibit News Release Questar Corporation 333 South State Street P.O. Box 45433 Salt Lake City, UT 84145-0433 Exhibit 99.1 August 31, 2015 (N) NYSE:STR 15-16 Contact: Tony Ivins Business: (801) 324-5218 Media: Chad Jones Business: (801) 324-5495 QUESTAR APPLIES TO ADD CANYON CREEK ACQUISITION TO WEXPRO II AND PROPOSES CHANGES TO WEXPRO MODEL SALT LAKE CITY - Questar Corporation (NYSE:STR) subsidiar

August 31, 2015 8-K

Financial Statements and Exhibits, Other Events

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 ? August 31, 2015 (Date of earliest event reported) QUESTAR CORPORATION (Exact name of registrant as specified in its charter) Utah 001-08796 87-0407509 (State or other jurisdiction of incorporation) (Commission Fi

August 6, 2015 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q [X] QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2015 [ ] TRANSITION REPORT PURSUANT

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q [X] QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2015 [ ] TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to (Exact name of registrant as specified in its charter)

August 5, 2015 EX-99.1

QUESTAR REPORTS SECOND-QUARTER 2015 EARNINGS OF $40.6 MILLION Maintains 2015 EPS guidance

News Release Questar Corporation 333 South State Street P.O. Box 45433 Salt Lake City, UT 84145-0433 Exhibit 99.1 August 5, 2015 (N) NYSE:STR 15-15 Contact: Tony Ivins Business: (801) 324-5218 Media: Chad Jones Business: (801) 324-5495 QUESTAR REPORTS SECOND-QUARTER 2015 EARNINGS OF $40.6 MILLION Maintains 2015 EPS guidance SALT LAKE CITY - Questar Corporation (NYSE:STR) reported second-quarter 20

August 5, 2015 8-K

Questar 8-K (Current Report/Significant Event)

06302015 Earnings 8-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

June 22, 2015 11-K

Questar 11-K

STR 401(k) Plan 12.31.14 11-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 11-K (Mark One) [X] 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 0

June 1, 2015 8-K

Questar 8-K (Current Report/Significant Event)

2015 annual meeting 8-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

June 1, 2015 EX-10.1

WAIVER AND RELEASE AGREEMENT

10.1Livsey Serverance WAIVER AND RELEASE AGREEMENT This Waiver and Release Agreement (Release) is made and entered into between Wexpro Company (Employer) and James R. Livsey (Employee). Employer and Employee may be collectively referred to as the Parties and singularly as a Party. Employee has voluntarily elected to retire on June 1, 2015 pursuant to the Questar Corporation Retirement Plan (?Retir

April 30, 2015 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q [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 [ ] TRANSITION REPORT PURSUANT

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q [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 [ ] TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to (Exact name of registrant as specified in its charter

April 29, 2015 8-K

Questar 8-K (Current Report/Significant Event)

03312015 Earnings 8-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

April 29, 2015 EX-99.1

QUESTAR REPORTS FIRST-QUARTER 2015 EARNINGS OF $84.6 MILLION, OR $0.48 PER SHARE Maintains 2015 EPS guidance

8-K Exhibit 99.1 03312015 News Release Questar Corporation 333 South State Street P.O. Box 45433 Salt Lake City, UT 84145-0433 Exhibit 99.1 April 29, 2015 (N) NYSE:STR 15-11 Contact: Tony Ivins Business: (801) 324-5218 Media: Chad Jones Business: (801) 324-5495 QUESTAR REPORTS FIRST-QUARTER 2015 EARNINGS OF $84.6 MILLION, OR $0.48 PER SHARE Maintains 2015 EPS guidance SALT LAKE CITY - Questar Corp

April 17, 2015 DEFA14A

Questar DEFA14A

DEFA14ADEFN 2015 UNITED STATES SECURITIES AND EXCHANGE COMMISSION SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 Filed by the registrant ? Filed by a party other than the registrant ? Check the appropriate box: ? Preliminary proxy statement ? Confidential, For Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ? Definitive proxy statement ? Definitive additional materials ? Soliciting material under Rule 14a-12 QUESTAR CORPORATION (Name of Registrant as Specified In Charter) (Name of Person(s) Filing Proxy Statement, if Other Than the Registrant) Payment of Filing Fee (Check the appropriate box): ? No fee required.

April 17, 2015 DEF 14A

Questar DEF 14A

DEF 14A 1 proxy2015.htm DEF 14A Notice of 2015 Annual Meeting of Shareholders and 2015 Proxy Statement Questar Corporation 333 South State Street Salt Lake City, Utah 84111 April 17, 2015 Dear Fellow Shareholder: I invite you to join Questar's Board of Directors (the "Board"), executives, employees and fellow shareholders at our 2015 Annual Meeting of Shareholders (the "Annual Meeting"). The Annua

April 13, 2015 8-K

Questar 8-K (Current Report/Significant Event)

040715 8-K Resignation of director UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

March 10, 2015 EX-10.1

QUESTAR CORPORATION LONG-TERM STOCK INCENTIVE PLAN Amendment To Restricted Stock Unit Agreements granted to R. Allan Bradley

8-K Exhibit 10.1 Restricted Stock Unit Agreement - R. Bradley QUESTAR CORPORATION LONG-TERM STOCK INCENTIVE PLAN Amendment To Restricted Stock Unit Agreements granted to R. Allan Bradley This Amendment to the Restricted Stock Agreement and Restricted Stock Unit Agreements is effective as of February 18, 2015 and is between Questar Corporation (“Company”) and R. Allan Bradley (“Grantee”). The parti

March 10, 2015 8-K

Questar 8-K (Current Report/Significant Event)

030915 8-K Departure appointment of certain officers UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

March 10, 2015 EX-10.2

QUESTAR CORPORATION LONG-TERM STOCK INCENTIVE PLAN Amendment To Restricted Stock Unit Agreements granted to James R. Livsey

8-K Exhibit 10.2 Restricted Stock Unit Agreement - J Livsey QUESTAR CORPORATION LONG-TERM STOCK INCENTIVE PLAN Amendment To Restricted Stock Unit Agreements granted to James R. Livsey This Amendment to the Restricted Stock Unit Agreements is effective as of March 9, 2015 and is between Questar Corporation (“Company”) and James R. Livsey (“Grantee”). The parties represent as follows: A. Company and

March 10, 2015 EX-99.1

Questar Corp. Executive Vice President Allan Bradley to retire; Micheal Dunn named as his replacement

8-K Exhibit 99.1 030915 Appoinment Principal Officers News Release Questar Corporation 333 South State Street P.O. Box 45433 Salt Lake City, UT 84145-0433 Exhibit 99.1 March 9, 2015 (N) NYSE:STR 15-08 Contact: Chad Jones Business: (801) 324-5495 Questar Corp. Executive Vice President Allan Bradley to retire; Micheal Dunn named as his replacement SALT LAKE CITY - Questar Corp. (NYSE: STR) announced

February 20, 2015 EX-12.1

12 Months Ended December 31,

Exhibit 12.1 Questar Corporation Ratio of Earnings to Fixed Charges 12 Months Ended December 31, 2014 2013 2012 (dollars in millions) Earnings Pretax income from continuing operations before adjustment for income or loss from equity investees $ 348.9 $ 258.8 $ 324.8 Add (deduct): — Fixed charges 65.1 58.8 60.2 Distributed income from equity investees - continuing operations 4.4 4.6 4.5 Capitalized

February 20, 2015 EX-12.3

12 Months Ended December 31,

Exhibit 12.3 Questar Pipeline Company Ratio of Earnings to Fixed Charges 12 Months Ended December 31, 2014 2013 2012 (dollars in millions) Earnings Income before income taxes and adjustment for income from equity investee $ 92.7 $ 11.5 $ 98.3 Add (deduct): Fixed charges 27.5 27.5 27.9 Distributed income from equity investee 4.4 4.6 4.5 Capitalized interest (0.5 ) (0.6 ) (0.1 ) Total Earnings $ 124

February 20, 2015 EX-10.26

QUESTAR CORPORATION ANNUAL MANAGEMENT INCENTIVE PLAN II (as amended and restated effective January 1, 2015)

QUESTAR CORPORATION ANNUAL MANAGEMENT INCENTIVE PLAN II (as amended and restated effective January 1, 2015) Section 1.

February 20, 2015 EX-10.22

Third Amendment to the Questar Corporation Deferred Compensation Wrap Plan (as Amended and Restated October 28, 2008)

Third Amendment to the Questar Corporation Deferred Compensation Wrap Plan (as Amended and Restated October 28, 2008) THIS THIRD AMENDMENT TO THE QUESTAR CORPORATION DEFERRED COMPENSATION WRAP PLAN (this ?Third Amendment?), is adopted by Questar Corporation, a Utah corporation (the ?Company?) as of the date executed below.

February 20, 2015 10-K

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K [X] ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2014 [ ] TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to (Exact name of registrant as specified in its charter) Com

February 20, 2015 EX-10.21

Second Amendment to the Questar Corporation Deferred Compensation Wrap Plan (as Amended and Restated October 28, 2008)

Second Amendment to the Questar Corporation Deferred Compensation Wrap Plan (as Amended and Restated October 28, 2008) THIS SECOND AMENDMENT to the QUESTAR CORPORATION DEFERRED COMPENSATION WRAP PLAN (Second Amendment) is adopted by Questar Corporation, a Utah corporation (the Company) as of the date executed below.

February 20, 2015 EX-21.1

SUBSIDIARY INFORMATION

Exhibit 21.1 SUBSIDIARY INFORMATION Registrant Questar Corporation has the following subsidiaries: Questar Gas Company, Wexpro Company, Wexpro Development Company, Questar Pipeline Company and Questar Fueling Company. Each of these companies is a Utah corporation. Wexpro Company has one subsidiary: Wexpro II Company, which is a Utah corporation. Questar Pipeline Company has four subsidiaries: Ques

February 20, 2015 EX-14.1

QUESTAR CORPORATION BUSINESS ETHICS AND COMPLIANCE POLICY

QUESTAR CORPORATION BUSINESS ETHICS AND COMPLIANCE POLICY A Message from Ron Jibson, chairman, president and CEO: ?Questar?s reputation for integrity and honesty is more important today than ever.

February 20, 2015 EX-12.2

12 Months Ended December 31,

Exhibit 12.2 Questar Gas Company Ratio of Earnings to Fixed Charges 12 Months Ended December 31, 2014 2013 2012 (dollars in millions) Earnings Income before income taxes $ 87.2 $ 84.7 $ 74.3 Add (deduct): Fixed charges 28.7 22.5 24.4 Capitalized interest (0.5 ) (0.2 ) (0.1 ) Total Earnings $ 115.4 $ 107.0 $ 98.6 Fixed Charges Interest expense $ 28.2 $ 22.3 $ 24.1 Capitalized interest 0.5 0.2 0.1 E

February 20, 2015 EX-24.1

POWER OF ATTORNEY

POWER OF ATTORNEY We, the undersigned directors of Questar Corporation, hereby severally constitute Ronald W.

February 20, 2015 EX-10.28

QUESTAR CORPORATION LONG-TERM STOCK INCENTIVE PLAN (As Amended and Restated Effective February 18, 2015, except as otherwise provided)

QUESTAR CORPORATION LONG-TERM STOCK INCENTIVE PLAN (As Amended and Restated Effective February 18, 2015, except as otherwise provided) Section 1.

February 19, 2015 EX-10.3

QUESTAR CORPORATION EXECUTIVE SEVERANCE COMPENSATION PLAN (As Amended and Restated Effective February 18, 2015) QUESTAR CORPORATION EXECUTIVE SEVERANCE COMPENSATION PLAN (As Amended and Restated Effective February 18, 2015) ARTICLE I

QUESTAR CORPORATION EXECUTIVE SEVERANCE COMPENSATION PLAN (As Amended and Restated Effective February 18, 2015) QUESTAR CORPORATION EXECUTIVE SEVERANCE COMPENSATION PLAN (As Amended and Restated Effective February 18, 2015) ARTICLE I INTRODUCTION The Board of Directors of Questar Corporation recognizes that, as is the case with many publicly held corporations, the possibility of a Change in Control exists.

February 19, 2015 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

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 – February 18, 2015 (Date of earliest event reported) QUESTAR CORPORATION (Exact name of registrant as specified in its charter) Utah 001-08796 87-0407509 (State or other jurisdiction of incorporation) (Commission File

February 19, 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

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 – February 18, 2015 (Date of earliest event reported) QUESTAR CORPORATION (Exact name of registrant as specified in its charter) Utah 001-08796 87-0407509 (State or other jurisdiction of incorporation) (Commission File

February 19, 2015 EX-10.2

QUESTAR CORPORATION LONG-TERM STOCK INCENTIVE PLAN PERFORMANCE SHARE AWARD AGREEMENT

QUESTAR CORPORATION LONG-TERM STOCK INCENTIVE PLAN PERFORMANCE SHARE AWARD AGREEMENT THIS PERFORMANCE SHARE AWARD AGREEMENT (the “Agreement”) is made as of this day of February, 2015 (the “Effective Date”), between Questar Corporation, a Utah corporation (the “Company”), and (the “Grantee”).

February 19, 2015 EX-10.1

QUESTAR CORPORATION LONG-TERM STOCK INCENTIVE PLAN AWARD AGREEMENT OF TIME-BASED RESTRICTED STOCK UNITS

Questar Employees QUESTAR CORPORATION LONG-TERM STOCK INCENTIVE PLAN AWARD AGREEMENT OF TIME-BASED RESTRICTED STOCK UNITS This Award Agreement of Time-based Restricted Stock Units (“Award Agreement”) is made effective as of February 18, 2015 (the “Grant Date”), by and between Questar Corporation, a Utah corporation (the “Company”), and (the “Grantee”), pursuant to the Company’s Long-Term Stock Incentive Plan (the “Plan”), which is incorporated herein by this reference.

February 19, 2015 EX-99.1

QUESTAR REPORTS RECORD 2014 EARNINGS PER SHARE OF $1.29, AN INCREASE OF 7% OVER ADJUSTED 2013 EPS Provides 2015 EPS and capital guidance

News Release Questar Corporation 333 South State Street P.O. Box 45433 Salt Lake City, UT 84145-0433 Exhibit 99.1 February 18, 2015 (N) NYSE:STR 15-05 Contact: Tony Ivins Business: (801) 324-5218 Media: Chad Jones Business: (801) 324-5495 QUESTAR REPORTS RECORD 2014 EARNINGS PER SHARE OF $1.29, AN INCREASE OF 7% OVER ADJUSTED 2013 EPS Provides 2015 EPS and capital guidance SALT LAKE CITY - Questar

February 10, 2015 SC 13G/A

STR / Questar Corp. / VANGUARD GROUP INC Passive Investment

questarcorp.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.: 3 )* Name of issuer: Questar Corp Title of Class of Securities: Common Stock CUSIP Number: 748356102 Date of Event Which Requires Filing of this Statement: December 31, 2014 Check the appropriate box to designat

December 19, 2014 EX-99.1

Questar Subsidiary Wexpro Announces Acquisition Company investing about $52.5 million to increase working interest in current properties

EX-99.1 2 exhibit991canyoncreekacq.htm EXHIBIT 99.1 News Release Questar Corporation 333 South State Street P.O. Box 45433 Salt Lake City, UT 84145-0433 Exhibit 99.1 December 19, 2014 (N) NYSE:STR 14-23 Investor Contact: Tony Ivins (801) 324-5218 Media Contact: Chad Jones (801) 324-5495 Questar Subsidiary Wexpro Announces Acquisition Company investing about $52.5 million to increase working intere

December 19, 2014 8-K

Financial Statements and Exhibits, Completion of Acquisition or Disposition of Assets

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 – December 19, 2014 (Date of earliest event reported) QUESTAR CORPORATION (Exact name of registrant as specified in its charter) STATE OF UTAH 001-08796 87-0407509 (State or other jurisdiction of incorporation) (Commis

October 31, 2014 EX-99.1

Questar Corp. Executive Vice President James R. Livsey to retire

News Release Questar Corporation 333 South State Street P.O. Box 45433 Salt Lake City, UT 84145-0433 Exhibit 99.1 Oct. 31, 2014 (N) NYSE:STR 14-22 Contact: Tony Ivins Business: (801) 324-5218 Questar Corp. Executive Vice President James R. Livsey to retire SALT LAKE CITY - Questar Corp. (NYSE: STR) announced today that James R. Livsey, executive vice president and chief operating officer of Questa

October 31, 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

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 – October 31, 2014 (Date of earliest event reported) QUESTAR CORPORATION (Exact name of registrant as specified in its charter) Utah 001-08796 87-0407509 (State or other jurisdiction of incorporation) (Commission File

October 30, 2014 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q [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 [ ] TRANSITION REPORT PUR

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q [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 [ ] TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934. For the transition period from to (Exact name of registrant as specified in its c

October 29, 2014 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

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 – October 29, 2014 (Date of earliest event reported) QUESTAR CORPORATION (Exact name of registrant as specified in its charter) Utah 001-08796 87-0407509 (State or other jurisdiction of incorporation) (Commission File

October 29, 2014 EX-99.1

QUESTAR REPORTS THIRD-QUARTER 2014 EARNINGS OF $38.6 MILLION Third-quarter 2014 EPS up 22% over Adjusted 2013 EPS Raises 2014 EPS Guidance Range to $1.25 - $1.30 per Diluted Share

EX-99.1 2 a8-kexhibit99109302014.htm EXHIBIT 99.1 News Release Questar Corporation 333 South State Street P.O. Box 45433 Salt Lake City, UT 84145-0433 Exhibit 99.1 October 29, 2014 (N) NYSE:STR 14-21 Contact: Tony Ivins Business: (801) 324-5218 Media: Chad Jones Business: (801) 324-5495 QUESTAR REPORTS THIRD-QUARTER 2014 EARNINGS OF $38.6 MILLION Third-quarter 2014 EPS up 22% over Adjusted 2013 EP

July 31, 2014 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q [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 [ ] TRANSITION REPORT PURSUANT

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q [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 [ ] TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934. For the transition period from to (Exact name of registrant as specified in its charte

July 30, 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

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 – July 29, 2014 (Date of earliest event reported) QUESTAR CORPORATION (Exact name of registrant as specified in its charter) STATE OF UTAH 001-08796 87-0407509 (State or other jurisdiction of incorporation) (Commission

July 30, 2014 EX-99.1

James McManus Appointed to Questar Board of Directors

News Release Questar Corporation 333 South State Street P.O. Box 45433 Salt Lake City, UT 84145-0433 Exhibit 99.1 July 30, 2014 (N) NYSE:STR 14-14 Contact: Tony Ivins Business: (801) 324-5218 Media: Chad Jones Business: (801) 324-5495 James McManus Appointed to Questar Board of Directors SALT LAKE CITY - Questar Corp. (NYSE:STR) announced today that the company’s board of directors appointed James

July 30, 2014 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

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 – July 30, 2014 (Date of earliest event reported) QUESTAR CORPORATION (Exact name of registrant as specified in its charter) Utah 001-08796 87-0407509 (State or other jurisdiction of incorporation) (Commission File Num

July 30, 2014 EX-99.1

QUESTAR REPORTS SECOND-QUARTER 2014 EARNINGS OF $40.3 MILLION Second-quarter 2014 EBITDA up 12% over 2013 Maintains 2014 EPS guidance

News Release Questar Corporation 333 South State Street P.O. Box 45433 Salt Lake City, UT 84145-0433 Exhibit 99.1 July 30, 2014 (N) NYSE:STR 14-15 Contact: Tony Ivins Business: (801) 324-5218 Media: Chad Jones Business: (801) 324-5495 QUESTAR REPORTS SECOND-QUARTER 2014 EARNINGS OF $40.3 MILLION Second-quarter 2014 EBITDA up 12% over 2013 Maintains 2014 EPS guidance SALT LAKE CITY - Questar Corpor

June 20, 2014 11-K

- 11-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 11-K (Mark One) [X] 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 001-08796 A. Full title of the

June 3, 2014 S-8

- S-8

As filed with the Securities and Exchange Commission on June 3, 2014 Registration No.

May 29, 2014 8-K

Submission of Matters to a Vote of Security Holders

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 – May 22, 2014 (Date of earliest event reported) QUESTAR CORPORATION (Exact name of registrant as specified in its charter) STATE OF UTAH 001-08796 87-0407509 (State or other jurisdiction of incorporation) (Commission

May 15, 2014 EX-99.1

Questar Corporation Notice to Directors and Executive Officers

Exhibit 99.1 Questar Corporation Notice to Directors and Executive Officers TO: Questar Corporation Board of Directors and Executive Officers DATE: May 15, 2014 Subject: Blackout Period for Questar Common Stock Questar’s Employee Benefits Committee recently made the decision to move the recordkeeping and trustee services for the Questar Corporation 401(k) Retirement Income Plan (the 401(k) Plan).

May 15, 2014 8-K

Temporary Suspension of Trading Under Registrant's Employee Benefit Plans, Financial Statements and Exhibits - 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 – May 15, 2014 (Date of earliest event reported) QUESTAR CORPORATION (Exact name of registrant as specified in its charter) Utah 001-08796 87-0407509 (State or other jurisdiction of incorporation) (Commission File Numb

April 30, 2014 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q [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 [ ] TRANSITION REPORT PURSUAN

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q [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 [ ] TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934. For the transition period from to (Exact name of registrant as specified in its chart

April 30, 2014 EX-12.1

3 Months Ended March 31,

Exhibit 12.1 Questar Corporation Ratio of Earnings to Fixed Charges 3 Months Ended March 31, 2014 2013 (dollars in millions) Earnings Pretax income from continuing operations before adjustment for income or loss from equity investee $ 134.3 $ 119.9 Add (deduct): Fixed charges 16.3 14.9 Distributed income from equity investees 1.3 1.3 Capitalized interest (0.2 ) (0.1 ) Total Earnings $ 151.7 $ 136.

April 30, 2014 EX-12.2

3 Months Ended March 31,

Exhibit 12.2 Questar Gas Company Ratio of Earnings to Fixed Charges 3 Months Ended March 31, 2014 2013 (dollars in millions) Earnings Pretax income from continuing operations $ 64.0 $ 59.7 Add (deduct): Fixed charges 7.2 5.8 Capitalized interest (0.1 ) — Total Earnings $ 71.1 $ 65.5 Fixed Charges Interest expense $ 7.1 $ 5.8 Capitalized interest 0.1 — Estimate of interest within rental expense — —

April 30, 2014 EX-12.3

3 Months Ended March 31,

Exhibit 12.3 Questar Pipeline Company Ratio of Earnings to Fixed Charges 3 Months Ended March 31, 2014 2013 (dollars in millions) Earnings Pretax income from continuing operations before adjustment for income or loss from equity investee $ 23.9 $ 24.0 Add (deduct): Fixed charges 6.9 6.9 Distributed income from equity investee 1.3 1.3 Capitalized interest (0.1 ) (0.1 ) Total Earnings $ 32.0 $ 32.1

April 29, 2014 EX-99.1

QUESTAR REPORTS 17% INCREASE IN FIRST-QUARTER 2014 EARNINGS Trail acquisition approved under Wexpro II Agreement Maintains 2014 earnings per share guidance

News Release Questar Corporation 333 South State Street P.O. Box 45433 Salt Lake City, UT 84145-0433 Exhibit 99.1 April 29, 2014 (N) NYSE:STR 14-09 Contact: Tony Ivins Business: (801) 324-5218 Media: Chad Jones Business: (801) 324-5495 QUESTAR REPORTS 17% INCREASE IN FIRST-QUARTER 2014 EARNINGS Trail acquisition approved under Wexpro II Agreement Maintains 2014 earnings per share guidance SALT LAK

April 29, 2014 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition - 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 – April 29, 2014 (Date of earliest event reported) QUESTAR CORPORATION (Exact name of registrant as specified in its charter) Utah 001-08796 87-0407509 (State or other jurisdiction of incorporation) (Commission File Nu

April 7, 2014 DEF 14A

- SCHEDULE 14A

Notice of Annual Meeting of Shareholders and 2014 Proxy Statement Questar Corporation 333 South State Street Salt Lake City, Utah 84111 April 7, 2014 Dear Fellow Shareholder: Please join me at Questar's 2014 Annual Meeting of Shareholders, which will be held on Thursday, May 22, 2014, beginning at 3:30 p.

April 7, 2014 DEFA14A

- DEFINITIVE ADDITIONAL MATERIALS

UNITED STATES SECURITIES AND EXCHANGE COMMISSION SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 Filed by the registrant ý Filed by a party other than the registrant ¨ Check the appropriate box: ¨ Preliminary proxy statement ¨ Confidential, For Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ¨ Definitive proxy statement ý Definitive additional materials ¨ Soliciting material under Rule 14a-12 QUESTAR CORPORATION (Name of Registrant as Specified In Charter) (Name of Person(s) Filing Proxy Statement, if Other Than the Registrant) Payment of Filing Fee (Check the appropriate box): ý No fee required.

March 25, 2014 EX-99.2

BEFORE THE PUBLIC SERVICE COMMISSION OF WYOMING IN THE MATTER OF THE APPLICATION OF QUESTAR GAS COMPANY FOR APPROVAL TO INCLUDE PROPERTY UNDER THE WEXPRO II AGREEMENT ) ) ) Docket No. 30010-134-GA-13 (Record No. 13720) For the Applicants Questar Gas

BEFORE THE PUBLIC SERVICE COMMISSION OF WYOMING IN THE MATTER OF THE APPLICATION OF QUESTAR GAS COMPANY FOR APPROVAL TO INCLUDE PROPERTY UNDER THE WEXPRO II AGREEMENT ) ) ) Docket No.

March 25, 2014 EX-99.1

- BEFORE THE PUBLIC SERVICE COMMISSION OF UTAH - In the Matter of the Application of Questar ) DOCKET NO. 13-057-13 Gas Company for Approval to Include ) Property Under the Wexpro II Agreement ) ) REPORT AND ORDER

- BEFORE THE PUBLIC SERVICE COMMISSION OF UTAH - - In the Matter of the Application of Questar ) DOCKET NO.

March 25, 2014 8-K

Entry into a Material Definitive Agreement, Financial Statements and Exhibits - 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 – March 18, 2014 (Date of earliest event reported) QUESTAR CORPORATION (Exact name of registrant as specified in its charter) STATE OF UTAH 001-08796 87-0407509 (State or other jurisdiction of incorporation) (Commissio

February 25, 2014 EX-10.25

QUESTAR CORPORATION DEFERRED COMPENSATION PLAN FOR DIRECTORS Amended and Restated Effective January 1, 2013 QUESTAR CORPORATION DEFERRED COMPENSATION PLAN FOR DIRECTORS TABLE OF CONTENTS

QUESTAR CORPORATION DEFERRED COMPENSATION PLAN FOR DIRECTORS Amended and Restated Effective January 1, 2013 QUESTAR CORPORATION DEFERRED COMPENSATION PLAN FOR DIRECTORS TABLE OF CONTENTS ARTICLE 1.

February 25, 2014 EX-24.1

POWER OF ATTORNEY

POWER OF ATTORNEY We, the undersigned directors of Questar Corporation, hereby severally constitute Ronald W.

February 25, 2014 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2013 (Exact name of registrant as specified

10-K 1 str12311310k.htm 10-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2013 (Exact name of registrant as specified in its charter) Commission file number State or other jurisdiction of incorporation or organization (I.R.S. Employer Iden

February 25, 2014 EX-21.1

SUBSIDIARY INFORMATION

Exhibit 21.1 SUBSIDIARY INFORMATION Registrant Questar Corporation has the following subsidiaries: Questar Gas Company, Wexpro Company, Wexpro Development Company, Questar Pipeline Company and Questar Fueling Company. Each of these companies is a Utah corporation. Questar Pipeline Company has four subsidiaries: Questar Southern Trails Company, Questar Field Services Company, Questar Overthrust Pip

February 25, 2014 EX-12.2

12 Months Ended December 31,

Exhibit 12.2 Questar Gas Company Ratio of Earnings to Fixed Charges 12 Months Ended December 31, 2013 2012 2011 (dollars in millions) Earnings Income before income taxes $ 84.7 $ 74.3 $ 73.6 Add (deduct): Fixed charges 22.5 24.4 26.6 Capitalized interest (0.2 ) (0.1 ) (0.1 ) Total Earnings $ 107.0 $ 98.6 $ 100.1 Fixed Charges Interest expense $ 22.3 $ 24.1 $ 25.9 Capitalized interest 0.2 0.1 0.1 E

February 25, 2014 EX-12.1

12 Months Ended December 31,

Exhibit 12.1 Questar Corporation Ratio of Earnings to Fixed Charges 12 Months Ended December 31, 2013 2012 2011 (dollars in millions) Earnings Pretax income from continuing operations before adjustment for income or loss from equity investees $ 258.8 $ 324.8 $ 320.5 Add (deduct): ? Fixed charges 58.8 60.2 60.5 Distributed income from equity investees - continuing operations 4.6 4.5 4.4 Capitalized

February 25, 2014 EX-10.31

QUESTAR CORPORATION LONG-TERM STOCK INCENTIVE PLAN AWARD AGREEMENT OF TIME-BASED RESTRICTED STOCK UNITS

Questar Non-Employee Directors Deferred Restricted Stock Unit QUESTAR CORPORATION LONG-TERM STOCK INCENTIVE PLAN AWARD AGREEMENT OF TIME-BASED RESTRICTED STOCK UNITS This Award Agreement of Time-based Restricted Stock Units (“Award Agreement”) is made effective as of (the “Grant Date”), by and between Questar Corporation, a Utah corporation (the “Company”), and (the “Grantee”), pursuant to the Company’s Long-Term Stock Incentive Plan (the “Plan”), which is incorporated herein by this reference.

February 25, 2014 EX-12.3

12 Months Ended December 31,

Exhibit 12.3 Questar Pipeline Company Ratio of Earnings to Fixed Charges 12 Months Ended December 31, 2013 2012 2011 (dollars in millions) Earnings Income before income taxes and adjustment for income from equity investee $ 11.5 $ 98.3 $ 102.3 Add (deduct): Fixed charges 27.5 27.9 26.5 Distributed income from equity investee 4.6 4.5 4.4 Capitalized interest (0.6 ) (0.1 ) (0.5 ) Total Earnings $ 43

February 25, 2014 EX-14.1

QUESTAR CORPORATION BUSINESS ETHICS AND COMPLIANCE POLICY

QUESTAR CORPORATION BUSINESS ETHICS AND COMPLIANCE POLICY A Message from Ron Jibson, chairman, president and CEO: “Questar’s reputation for integrity and honesty is more important today than ever.

February 19, 2014 EX-99.1

QUESTAR REPORTS 2013 EARNINGS Wexpro II acquisition approved Questar Fueling announces additional CNG station Provides 2014 EPS and capital guidance

News Release Questar Corporation 333 South State Street P.O. Box 45433 Salt Lake City, UT 84145-0433 Exhibit 99.1 February 19, 2014 (N) NYSE:STR 14-05 Contact: Tony Ivins Business: (801) 324-5218 Media: Chad Jones Business: (801) 324-5495 QUESTAR REPORTS 2013 EARNINGS Wexpro II acquisition approved Questar Fueling announces additional CNG station Provides 2014 EPS and capital guidance SALT LAKE CI

February 19, 2014 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

8-K 1 a12312013earnings8-k.htm 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 – February 19, 2014 (Date of earliest event reported) QUESTAR CORPORATION (Exact name of registrant as specified in its charter) STATE OF UTAH 001-08796 87-0407509 (State or other jur

February 14, 2014 8-K

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, 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 – February 11, 2014 (Date of earliest event reported) QUESTAR CORPORATION (Exact name of registrant as specified in its charter) STATE OF UTAH 001-08796 87-0407509 (State or other jurisdiction of incorporation) (Commis

February 14, 2014 EX-10.1

Questar Corporation Clawback Policy

Questar Corporation Clawback Policy The Board of Directors (the “Board”) of Questar Corporation (the “Company”) believes it is appropriate for the Company to adopt the following clawback policy (the "Policy") to be applied to Company officers who are subject to Section 16 of the Securities Exchange Act of 1934, as amended (each, an “Executive”).

February 14, 2014 EX-3.1

AMENDED AND RESTATED BYLAWS QUESTAR CORPORATION A Utah Corporation

AMENDED AND RESTATED BYLAWS of QUESTAR CORPORATION A Utah Corporation OFFICES SECTION 1.

February 12, 2014 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers - 8-K DEPARTURE OF A DIRECTOR

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 – February 12, 2014 (Date of earliest event reported) QUESTAR CORPORATION (Exact name of registrant as specified in its charter) STATE OF UTAH 001-08796 87-0407509 (State or other jurisdiction of incorporation) (Commis

February 12, 2014 SC 13G/A

STR / Questar Corp. / VANGUARD GROUP INC Passive Investment

questarcorp.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.: 2 )* Name of issuer: Questar Corp Title of Class of Securities: Common Stock CUSIP Number: 748356102 Date of Event Which Requires Filing of this Statement: December 31, 2013 Check the appropriate box to designat

January 28, 2014 8-K

Financial Statements and Exhibits, Other Events

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 – January 28, 2014 (Date of earliest event reported) QUESTAR CORPORATION (Exact name of registrant as specified in its charter) STATE OF UTAH 001-08796 87-0407509 (State or other jurisdiction of incorporation) (Commiss

January 28, 2014 EX-99.1

Questar receives approval to add natural gas properties under Wexpro II Agreement

News Release Questar Corporation 333 South State Street P.O. Box 45433 Salt Lake City, UT 84145-0433 Exhibit 99.1 Jan. 28, 2014 (N) NYSE:STR 14-02 Investor Contact: Tony Ivins (801) 324-5218 Media Contact: Chad Jones (801) 324-5495 Questar receives approval to add natural gas properties under Wexpro II Agreement SALT LAKE CITY - Questar Gas has received approval from the Utah and Wyoming public se

October 31, 2013 EX-12.2

9 Months Ended Sept. 30,

Exhibit 12.2 Questar Gas Company Ratio of Earnings to Fixed Charges 9 Months Ended Sept. 30, 2013 2012 (dollars in millions) Earnings Pretax income from continuing operations $ 42.4 $ 37.3 Add (deduct): Fixed charges 16.8 19.4 Capitalized interest (0.1 ) (0.1 ) Total Earnings $ 59.1 $ 56.6 Fixed Charges Interest expense $ 16.7 $ 19.1 Capitalized interest 0.1 0.1 Estimate of interest within rental

October 31, 2013 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q [X] QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934. For the quarterly period ended September 30, 2013 [ ] TRANSITION REPORT PUR

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q [X] QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934. For the quarterly period ended September 30, 2013 [ ] TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934. For the transition period from to (Exact name of registrant as specified in its c

October 31, 2013 EX-12.3

9 Months Ended Sept. 30,

Exhibit 12.3 Questar Pipeline Company Ratio of Earnings to Fixed Charges 9 Months Ended Sept. 30, 2013 2012 (dollars in millions) Earnings Pretax income from continuing operations before adjustment for income or loss from equity investee $ (12.6 ) $ 75.7 Add (deduct): Fixed charges 20.7 21.0 Distributed income from equity investee 3.5 3.3 Capitalized interest (0.4 ) (0.1 ) Total Earnings $ 11.2 $

October 31, 2013 EX-99.1

QUESTAR REPORTS THIRD-QUARTER 2013 EARNINGS Wexpro completes Vermillion Basin acquisition Questar Fueling opens two CNG fueling facilities, including the nation's largest Questar recognizes impairment of Southern Trails eastern segment

News Release Questar Corporation 333 South State Street P.O. Box 45433 Salt Lake City, UT 84145-0433 Exhibit 99.1 October 30, 2013 (N) NYSE:STR 13-16 Contact: Tony Ivins Business: (801) 324-5218 Media: Chad Jones Business: (801) 324-5495 QUESTAR REPORTS THIRD-QUARTER 2013 EARNINGS Wexpro completes Vermillion Basin acquisition Questar Fueling opens two CNG fueling facilities, including the nation's

October 31, 2013 EX-12.1

9 Months Ended Sept. 30,

Exhibit 12.1 Questar Corporation Ratio of Earnings to Fixed Charges 9 Months Ended Sept. 30, 2013 2012 (dollars in millions) Earnings Pretax income from continuing operations before adjustment for income or loss from equity investee $ 149.7 $ 228.5 Add (deduct): Fixed charges 44.0 46.3 Distributed income from equity investees 3.5 3.3 Capitalized interest (0.5 ) (0.2 ) Total Earnings $ 196.7 $ 277.

October 31, 2013 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition - 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 – October 30, 2013 (Date of earliest event reported) QUESTAR CORPORATION (Exact name of registrant as specified in its charter) STATE OF UTAH 001-08796 87-0407509 (State or other jurisdiction of incorporation) (Commiss

September 24, 2013 10-K/A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K/A Amendment No. 1 ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the Fiscal Year Ended December 31, 2012 Exact name of registr

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K/A Amendment No. 1 ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the Fiscal Year Ended December 31, 2012 Exact name of registrant as specified in its charter State or other jurisdiction of incorporation or organization Commission File Number (I.R.S. Employer Identification No

September 24, 2013 CORRESP

-

Questar Corporation 333 South State Street P.O. Box 45433 Salt Lake City, UT 84145-0433 September 23, 2013 Ms. Jennifer Thompson Accounting Branch Chief United States Securities and Exchange Commission Washington, D.C. 20549 Via Edgar Re: Comment letter dated September 18, 2013 Questar Corporation File No. 1-08796 Questar Gas Company File No. 333-69210 Questar Pipeline Company File No. 0-14147 For

September 11, 2013 EX-99.1

Rebecca Ranich Appointed to Questar Board of Directors

News Release Questar Corporation 333 South State Street P.O. Box 45433 Salt Lake City, UT 84145-0433 Sept. 11, 2013 (N) NYSE:STR 13-13 Contact: Thomas C. Jepperson Business: (801) 324-2648 Rebecca Ranich Appointed to Questar Board of Directors SALT LAKE CITY - Questar Corp. (NYSE:STR) announced today that the company's board of directors appointed Rebecca Ranich to serve as a company director. Ms.

September 11, 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 - 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 – September 9, 2013 (Date of earliest event reported) QUESTAR CORPORATION (Exact name of registrant as specified in its charter) STATE OF UTAH 001-08796 87-0407509 (State or other jurisdiction of incorporation) (Commis

August 5, 2013 S-8 POS

- S-8 POS

As filed with the Securities and Exchange Commission on August 1, 2013. Registration No. 333-190303 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Post-Effective Amendment No. 1 to FORM S-8 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 Questar Corporation (Exact name of registrant as specified in its charter) State of Utah 87-0407509 (State or other jurisdiction

August 1, 2013 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q [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 [ ] TRANSITION REPORT PURSUANT

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q [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 [ ] TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934. For the transition period from to (Exact name of registrant as specified in its charte

August 1, 2013 EX-12.1

6 Months Ended June 30,

Exhibit 12.1 Questar Corporation Ratio of Earnings to Fixed Charges 6 Months Ended June 30, 2013 2012 (dollars in millions) Earnings Pretax income from continuing operations before adjustment for income or loss from equity investee $ 179.9 $ 177.7 Add (deduct): Fixed charges 29.7 31.4 Distributed income from equity investees 2.5 2.0 Capitalized interest (0.3 ) (0.2 ) Total Earnings $ 211.8 $ 210.9

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