ASB.PRE / Associated Banc-Corp - Preferred Stock - Pengajuan SECLaporan Tahunan, Pernyataan Proksi

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

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☑ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended: June 30, 2025 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number: 0

Exhibit (10.1), Employment Transition - Letter Agreement between Associated Banc-Corp and Angie M. DeWitt, effective May 12, 2025.

ex10dewittemploymenttran

Record Quarterly Net Interest Income Drives Associated Banc-Corp's Second Quarter 2025 Earnings per Common Share of $0.65

Exhibit 99.1 NEWS RELEASE Investor Contact: Ben McCarville, Senior Vice President, Director of Investor Relations 920-491-7059 Media Contact: Andrea Kozek, Vice President, Public Relations Senior Manager 920-491-7518 Record Quarterly Net Interest Income Drives Associated Banc-Corp's Second Quarter 2025 Earnings per Common Share of $0.65 GREEN BAY, Wis. - July 24, 2025 - Associated Banc-Corp (NYSE:

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) July 24, 2025 Associated Banc-Corp (

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) July 24, 2025 Associated Banc-Corp (Exact name of registrant as specified in its chapter) Wisconsin 001-31343 39-1098068 (State or other jurisdiction of incorporation) (Commission File Number) (IRS Employer Identification No.

July 24, 2025 Second Quarter 2025 Earnings Presentation Associated Banc-Corp 1 Important Disclosures Forward-looking statements: Statements made in this presentation which are not purely historical are forward-looking statements, as defined in the Pr

asb2q25earningspresentat July 24, 2025 Second Quarter 2025 Earnings Presentation Associated Banc-Corp 1 Important Disclosures Forward-looking statements: Statements made in this presentation which are not purely historical are forward-looking statements, as defined in the Private Securities Litigation Reform Act of 1995.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 11-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 11-K ý ANNUAL REPORT PURSUANT TO SECTION 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2024 OR ¨ TRANSITION REPORT PURSUANT TO SECTION 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number 001-31343 (Associated Banc-Corp) A. Full title o

Employment Transition Letter Agreement dated May 7, 2025, between Associated Banc-Corp and David Stein

Exhibit 10.1 Associated Banc-Corp May 7, 2025 VIA EMAIL ONLY Mr. David Stein 834 E. Washington Ave. Suite 237 Madison, WI 53703 [email protected] Re:          Employment Transition – Letter Agreement Dear Dave: The purpose of this letter agreement (the “Agreement”) is to memorialize the terms of the employment transition that you will soon make from Executive Vice President, Head of C

Associated Bank announces David Stein retirement Stein will transition to executive vice president, strategic advisor and Madison market president through the end of 2025

Exhibit 99.1 Associated Bank announces David Stein retirement Stein will transition to executive vice president, strategic advisor and Madison market president through the end of 2025 GREEN BAY, Wis., May 8, 2025 – Associated Banc-Corp (NYSE: ASB) (“Associated”) today announced David Stein’s retirement after more than 20 years with the company. Effective July 1, Stein will step down as executive v

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

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) May 7, 2025 Associated Banc-Corp (Exact name of registrant as specified in its charter) Wisconsin 001-31343 39-1098068 (State or other jurisdiction of incorporation) (Commission File Number) (IRS Employer Identification No.

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

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) April 29, 2025 Associated Banc-Corp (Exact name of registrant as specified in its charter) Wisconsin 001-31343 39-1098068 (State or other jurisdiction of incorporation) (Commission File Number) (IRS Employer Identification No.

Associated Announces Annual Meeting Results and Dividends

Exhibit 99.1 NEWS RELEASE Investor Contact: Ben McCarville, Vice President, Director of Investor Relations 920-491-7059 Media Contact: Andrea Kozek, Vice President, Public Relations Senior Manager 920-491-7518 Associated Announces Annual Meeting Results and Dividends GREEN BAY, Wis. –– April 29, 2025 –– Associated Banc-Corp (NYSE:ASB) (“Associated”) today announced the results of the actions taken

As filed with the Securities and Exchange Commission on May 1, 2025

As filed with the Securities and Exchange Commission on May 1, 2025 Registration No.

Exhibit (10.6), Form of Restricted Stock Unit Award Agreement (No Deferral Option), incorporated by reference to Exhibit 10.3 of the Corporation’s Registration Statement on Form S-8 filed on May 1, 2025.

Exhibit 10.3 Associated Banc-Corp 2025 Equity Incentive Plan Cover Page to the Restricted Stock Unit Award Agreement (The Restricted Stock Unit (“RSU”) Award Agreement has been delivered simultaneously herewith.) Name of Grantee: PARTICIPANT NAME Grant Date: GRANT DATE Grant Acceptance Process Step 1: Please read the Restricted Stock Unit Award Agreement below in its entirety and print for your re

Filing Fee Table

Calculation of Filing Fee Tables S-8 ASSOCIATED BANC-CORP Table 1: Newly Registered Securities Security Type Security Class Title Fee Calculation Rule Amount Registered Proposed Maximum Offering Price Per Unit Maximum Aggregate Offering Price Fee Rate Amount of Registration Fee 1 Equity Common Stock, $0.

Powers of Attorney

Exhibit 24.1 DIRECTOR’S POWER OF ATTORNEY (Form S-8 for the Corporation’s 2025 Equity Incentive Plan) Each of the undersigned directors of Associated Banc-Corp (the “Corporation”) hereby designates and appoints Randall J. Erickson and Laura Skilton-Verhoff, and each of them, the undersigned’s true and lawful attorney-in-fact and agent, with full power of substitution and resubstitution, for the pu

Exhibit (10.5), Form of Restricted Stock Unit Award Agreement (Deferral Option), incorporated by reference to Exhibit 10.2 of the Corporation’s Registration Statement on Form S-8 filed on May 1, 2025.

Exhibit 10.2 Associated Banc-Corp 2025 Equity Incentive Plan Cover Page to the Restricted Stock Unit Award Agreement (The Restricted Stock Unit (“RSU”) Award Agreement has been delivered simultaneously herewith) Name of Grantee: PARTICIPANT NAME Grant Date: GRANT DATE Grant Acceptance Process Step 1: Please read the Restricted Stock Unit Award Agreement below in its entirety and print for your rec

Exhibit (10.7), Form of Performance Restricted Stock Unit Award Agreement (Deferral Option), incorporated by reference to Exhibit 10.4 of the Corporation’s Registration Statement on Form S-8 filed on May 1, 2025.

Exhibit 10.4 Associated Banc-Corp 2025 Equity Incentive Plan Cover Page to the Performance Restricted Stock Unit Award Agreement (The Performance Restricted Stock Unit (“PRSU”) Award Agreement has been delivered simultaneously herewith.) Name of Grantee: PARTICIPANT NAME Grant Date: GRANT DATE Grant Acceptance Process Step 1: Please read the PRSU Award Agreement below in its entirety and print for

Exhibit (10.8), Form of Performance Restricted Stock Unit Award Agreement (No Deferral Option), incorporated by reference to Exhibit 10.5 of the Corporation’s Registration Statement on Form S-8 filed on May 1, 2025.

Exhibit 10.5 Associated Banc-Corp 2025 Equity Incentive Plan Cover Page to the Performance Restricted Stock Unit Award Agreement (The Performance Restricted Stock Unit (“PRSU”) Award Agreement has been delivered simultaneously herewith.) Name of Grantee: PARTICIPANT NAME Grant Date: GRANT DATE Grant Acceptance Process Step 1: Please read the PRSU Award Agreement below in its entirety and print for

Exhibit (10.4), Form of Restricted Stock Award Agreement, incorporated by reference to Exhibit 10.1 of the Corporation’s Registration Statement on Form S-8 filed on May 1, 2025.

Exhibit 10.1 Associated Banc-Corp 2025 Equity Incentive Plan Cover Page to the Restricted Stock Award Agreement (The Restricted Stock Award (“RSA”) Agreement has been delivered simultaneously herewith) Name of Grantee: PARTICIPANT NAME Grant Date: GRANT DATE Purchase Price of Restricted Stock Award Shares: PRICE Grant Acceptance Process Step 1: Please read the Restricted Stock Award Agreement belo

Exhibit (10), Employment Transition - Letter Agreement between Associated Banc-Corp and Paul Schmidt, effective January 20, 2025.

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

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☑ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended: March 31, 2025 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number:

Associated Banc-Corp Reports First Quarter 2025 Net Income Available to Common Equity of $99 Million, or $0.59 per Common Share

Exhibit 99.1 NEWS RELEASE Investor Contact: Ben McCarville, Senior Vice President, Director of Investor Relations 920-491-7059 Media Contact: Andrea Kozek, Vice President, Public Relations Senior Manager 920-491-7518 Associated Banc-Corp Reports First Quarter 2025 Net Income Available to Common Equity of $99 Million, or $0.59 per Common Share GREEN BAY, Wis. - April 24, 2025 - Associated Banc-Corp

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) April 24, 2025 Associated Banc-Corp

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) April 24, 2025 Associated Banc-Corp (Exact name of registrant as specified in its chapter) Wisconsin 001-31343 39-1098068 (State or other jurisdiction of incorporation) (Commission File Number) (IRS Employer Identification No.

April 24, 2025 First Quarter 2025 Earnings Presentation Associated Banc-Corp Exhibit 99.2 1 Important Disclosures Important note regarding forward-looking statements: Statements made in this presentation which are not purely historical are forward-lo

April 24, 2025 First Quarter 2025 Earnings Presentation Associated Banc-Corp Exhibit 99.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No.    )

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No.    ) Filed by the Registrant x 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

ASSOCIATED BANC-CORP

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant [x] 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 14

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. )

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant [x] 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

Filed herewith

Exhibit 19 Insider Trading Policy Purpose This Insider Trading Policy (the “Policy”) provides guidelines with respect to transactions in the securities of Associated Banc-Corp (the “Company”) and the handling of confidential information about the Company and the companies with which the Company does business.

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 (Mark One) ☑ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2024 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number: 001-31343 ASSOCIATED BAN

Filed herewith

Exhibit 24 POWER OF ATTORNEY FOR ANNUAL REPORT ON FORM 10-K Each of the undersigned directors of Associated Banc-Corp (the “Corporation”) hereby designates and appoints Randall J.

Filed herewith

Exhibit 21 Subsidiaries of the Parent Company As of December 31, 2024 The following bank subsidiaries are national banks and are organized under the laws of the United States: Associated Bank, National Association Associated Trust Company, National Association The following nonbank subsidiaries are organized under the laws of the State of Wisconsin: ABNA Investment Partners LLC ABNA Portfolio Investments ABNA SPH, LLC ACD Germania, LLC Associated Community Development, LLC Associated Investments Inc.

Filed herewith

Exhibit 4(f) ASSOCIATED BANC-CORP DESCRIPTION OF SECURITIES REGISTERED PURSUANT TO SECTION 12 OF THE SECURITIES EXCHANGE ACT OF 1934 Description of Common Stock Associated Banc-Corp (“we,” “our,” “us”) has one class of common stock, the Associated Banc-Corp common stock.

Regulation FD Disclosure, Financial Statements and Exhibits

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) February 10, 2025 Associated Banc-Corp (Exact name of registrant as specified in its chapter) Wisconsin 001-31343 39-1098068 (State or other jurisdiction of incorporation) (Commission File Number) (IRS Employer Identification No.

February 10, 2025 First Quarter 2025 Investor Presentation Associated Banc-Corp Exhibit 99.1 1 Important Disclosures Important note regarding forward-looking statements: Statements made in this presentation which are not purely historical are forward

February 10, 2025 First Quarter 2025 Investor Presentation Associated Banc-Corp Exhibit 99.

January 23, 2025 Fourth Quarter 2024 Earnings Presentation Associated Banc-Corp Exhibit 99.2 1 Important Disclosures Important note regarding forward-looking statements: Statements made in this presentation which are not purely historical are forward

January 23, 2025 Fourth Quarter 2024 Earnings Presentation Associated Banc-Corp Exhibit 99.

Associated Banc-Corp Reports Full Year 2024 Earnings of $0.72 Per Common Share, or $2.38 Per Common Share Excluding Nonrecurring Items Recognized During the Fourth Quarter1

NEWS RELEASE Investor Contact: Ben McCarville, Senior Vice President, Director of Investor Relations 920-491-7059 Media Contact: Andrea Kozek, Vice President, Public Relations Senior Manager 920-491-7518 Associated Banc-Corp Reports Full Year 2024 Earnings of $0.

Financial Statements and Exhibits, Results of Operations and Financial Condition

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 23, 2025 Associated Banc-Corp (Exact name of registrant as specified in its chapter) Wisconsin 001-31343 39-1098068 (State or other jurisdiction of incorporation) (Commission File Number) (IRS Employer Identification No.

Associated Banc-Corp Announces Kristen Ludgate and Owen Sullivan Join Board of Directors

Exhibit 99.1 News Release Media Contact: Andrea Kozek Senior Manager, Public Relations 920-491-7518 Investor Contact: Ben McCarville Vice President | Director of Investor Relations 920-491-7059 Associated Banc-Corp Announces Kristen Ludgate and Owen Sullivan Join Board of Directors GREEN BAY, Wis., December 11, 2024 - Associated Banc-Corp (NYSE: ASB) ("Associated") announced the appointment of Kri

Financial Statements and Exhibits

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) December 11, 2024 Associated Banc-Corp (Exact name of registrant as specified in its charter) Wisconsin 001-31343 39-1098068 (State or other jurisdiction of incorporation) (Commission File Number) (IRS Employer Identification No.

December 4, 2024 Strategic Update Presentation Associated Banc - Corp

Exhibit 99.2 December 4, 2024 Strategic Update Presentation Associated Banc - Corp 1 Important Disclosures Important note regarding forward - looking statements: Statements made in this presentation which are not purely historical are forward - looking statements, as defined in the Private Securities Litigation Reform Act of 1995. This includes any statements regarding management’s plans, objectiv

# # #

Exhibit 99.1 News Release Media Contact: Andrea Kozek Senior Manager, Public Relations 920-491-7518 Investor Contact: Ben McCarville Vice President | Director of Investor Relations 920-491-7059 Associated Banc-Corp announces balance sheet repositioning to support organic growth strategy GREEN BAY, Wis. – December 4, 2024 – Associated Banc-Corp (NYSE: ASB) today announced balance sheet repositionin

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

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) December 4, 2024 Associated Banc-Corp (Exact name of registrant as specified in its charter) Wisconsin 001-31343 39-1098068 (State or other jurisdiction of incorporation) (Commission File Number) (IRS Employer Identification No.

Associated Banc-Corp Fall 2024 Shareholder Engagement Exhibit 99.1 1 Forward-Looking Statements Important note regarding forward-looking statements: Statements made in this presentation which are not purely historical are forward-looking statements,

asb2024fallengagementdec Associated Banc-Corp Fall 2024 Shareholder Engagement Exhibit 99.

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) November 21, 2024 Associated Banc-Co

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) November 21, 2024 Associated Banc-Corp (Exact name of registrant as specified in its chapter) Wisconsin 001-31343 39-1098068 (State or other jurisdiction of incorporation) (Commission File Number) (IRS Employer Identification No.

Underwriting Agreement, dated November 14, 2024, by and among the Company, BofA Securities, Inc. and J.P. Morgan Securities LLC.

Exhibit 1.1 Associated Banc-Corp 12,000,000 Shares of Associated Banc-Corp Common Stock Underwriting Agreement November 14, 2024 BofA Securities, Inc. J.P. Morgan Securities LLC c/o BofA Securities, Inc. One Bryant Park New York, New York 10036 c/o J.P. Morgan Securities LLC 383 Madison Avenue New York, New York 10179 Ladies and Gentlemen: Associated Banc-Corp, a bank holding company registered pu

Financial Statements and Exhibits

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) November 14, 2024 Associated Banc-Corp (Exact name of registrant as specified in its charter) Wisconsin 001-31343 39-1098068 (State or other jurisdiction of incorporation) (Commission File Number) (IRS Employer Identification No.

Prospectus Supplement to Prospectus dated June 6, 2024 12,000,000 Shares of Common Stock

TABLE OF CONTENTS  Filed Pursuant to Rule 424(b)(5)  Registration No. 333-280004 Prospectus Supplement to Prospectus dated June 6, 2024 12,000,000 Shares of Common Stock We are offering 12,000,000 shares of our common stock, par value $0.01 per share (our “common stock”). Our common stock is listed on the New York Stock Exchange (the “NYSE”) under the symbol “ASB.” The last reported sale price of

Table 1: Newly Registered and Carry Forward Securities

Calculation of Filing Fee Tables S-3 ASSOCIATED BANC-CORP Table 1: Newly Registered and Carry Forward Securities Security Type Security Class Title Fee Calculation or Carry Forward Rule Amount Registered Proposed Maximum Offering Price Per Unit Maximum Aggregate Offering Price Fee Rate Amount of Registration Fee Carry Forward Form Type Carry Forward File Number Carry Forward Initial Effective Date Filing Fee Previously Paid in Connection with Unsold Securities to be Carried Forward Newly Registered Securities Fees to be Paid 1 Equity common stock, par value $0.

SUBJECT TO COMPLETION, DATED NOVEMBER 14, 2024 Prospectus Supplement to Prospectus dated June 6, 2024 11,500,000 Shares of Common Stock

TABLE OF CONTENTS This preliminary prospectus supplement relates to an effective registration statement under the Securities Act of 1933, but is not complete and may be changed.

Exhibit (10), Retirement Agreement between Associated Banc-Corp and Tammy C. Stadler, dated July 26, 2024.

Exhibit 10

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

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☑ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended: September 30, 2024 ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number:

Associated Banc-Corp Reports Third Quarter 2024 Net Income Available to Common Equity of $85 Million, or $0.56 per Common Share

Exhibit 99.1 NEWS RELEASE Investor Contact: Ben McCarville, Vice President, Director of Investor Relations 920-491-7059 Media Contact: Andrea Kozek, Senior Manager, Public Relations 920-491-7518 Associated Banc-Corp Reports Third Quarter 2024 Net Income Available to Common Equity of $85 Million, or $0.56 per Common Share GREEN BAY, Wis. - October 24, 2024 - Associated Banc-Corp (NYSE: ASB) ("Assoc

Third Quarter 2024 Earnings Presentation OCTOBER 24, 2024 Exhibit 99.2 1 Forward-Looking Statements Important note regarding forward-looking statements: Statements made in this presentation which are not purely historical are forward-looking statemen

Third Quarter 2024 Earnings Presentation OCTOBER 24, 2024 Exhibit 99.2 1 Forward-Looking Statements Important note regarding forward-looking statements: Statements made in this presentation which are not purely historical are forward-looking statements, as defined in the Private Securities Litigation Reform Act of 1995. This includes any statements regarding management’s plans, objectives, or goal

Financial Statements and Exhibits, Results of Operations and Financial Condition

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) October 24, 2024 Associated Banc-Corp (Exact name of registrant as specified in its chapter) Wisconsin 001-31343 39-1098068 (State or other jurisdiction of incorporation) (Commission File Number) (IRS Employer Identification No.

September 3, 2024 Third Quarter 2024 Investor Presentation Associated Banc-Corp Exhibit 99.1 1 Forward-Looking Statements Important note regarding forward-looking statements: Statements made in this presentation which are not purely historical are fo

September 3, 2024 Third Quarter 2024 Investor Presentation Associated Banc-Corp Exhibit 99.

Regulation FD Disclosure, Financial Statements and Exhibits

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 3, 2024 Associated Banc-Corp (Exact name of registrant as specified in its chapter) Wisconsin 001-31343 39-1098068 (State or other jurisdiction of incorporation) (Commission File Number) (IRS Employer Identification No.

Exhibit (4), Form of Global Note dated as of August 29, 2024 representing $300,000,000 6.455% Fixed Rate / Floating Rate Senior Notes Due 2030, incorporated by reference to Exhibit 4.1 of the Corporation's Current Report on Form 8-K dated August 26, 2024.

Exhibit 4.1 UNLESS THIS CERTIFICATE IS PRESENTED BY AN AUTHORIZED REPRESENTATIVE OF THE DEPOSITORY TRUST COMPANY, A NEW YORK CORPORATION (“DTC”), TO THE COMPANY OR ITS AGENT FOR REGISTRATION OF TRANSFER, EXCHANGE OR PAYMENT, AND ANY CERTIFICATE ISSUED IS REGISTERED IN THE NAME OF CEDE & CO. OR IN SUCH OTHER NAME AS IS REQUESTED BY AN AUTHORIZED REPRESENTATIVE OF DTC (AND ANY PAYMENT IS MADE TO CED

Financial Statements and Exhibits, Other Events

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) August 26, 2024 Associated Banc-Corp (Exact name of registrant as specified in its charter) Wisconsin 001-31343 39-1098068 (State or other jurisdiction of incorporation) (Commission File Number) (IRS Employer Identification No.

Underwriting Agreement dated as of August 26, 2024 among Associated Banc-Corp, RBC Capital Markets, LLC, BofA Securities, Inc. and Citigroup Global Markets Inc., as representatives of the underwriters named therein.

Exhibit 1.1 Associated Banc-Corp $300,000,000 6.455% Fixed-Rate / Floating Rate Senior Notes due 2030 Underwriting Agreement August 26, 2024 BofA Securities, Inc. Citigroup Global Markets Inc. RBC Capital Markets, LLC As Representatives of the several Underwriters listed in Schedule 1 hereto c/o BofA Securities, Inc. One Bryant Park New York, New York 10036 c/o Citigroup Global Markets Inc. 388 Gr

Table 1: Newly Registered and Carry Forward Securities

Calculation of Filing Fee Tables S-3 ASSOCIATED BANC-CORP Table 1: Newly Registered and Carry Forward Securities Security Type Security Class Title Fee Calculation or Carry Forward Rule Amount Registered Proposed Maximum Offering Price Per Unit Maximum Aggregate Offering Price Fee Rate Amount of Registration Fee Carry Forward Form Type Carry Forward File Number Carry Forward Initial Effective Date Filing Fee Previously Paid in Connection with Unsold Securities to be Carried Forward Newly Registered Securities Fees to be Paid 1 Debt $300,000,000 6.

Prospectus Supplement to Prospectus dated June 6, 2024. $300,000,000 6.455% Fixed Rate / Floating Rate Senior Notes due 2030

TABLE OF CONTENTS   Filed Pursuant to Rule 424b5  File No. 333-280004 Prospectus Supplement to Prospectus dated June 6, 2024. $300,000,000 6.455% Fixed Rate / Floating Rate Senior Notes due 2030 This is an offering of $300,000,000 aggregate principal amount of 6.455% Fixed Rate / Floating Rate Senior Notes due 2030 of Associated Banc-Corp. The notes will mature on August 29, 2030. The notes will i

SUBJECT TO COMPLETION, DATED AUGUST 26, 2024 Prospectus Supplement to Prospectus dated June 6, 2024. $      % Fixed Rate / Floating Rate Senior Notes due 2030

TABLE OF CONTENTS This preliminary prospectus supplement relates to an effective registration statement under the Securities Act of 1933, but is not complete and may be changed.

Associated Banc-Corp PRICING TERM SHEET August 26, 2024 $300,000,000 6.455% Fixed Rate / Floating Rate Senior Notes due 2030

Filed Pursuant to Rule 433 Issuer Free Writing Prospectus dated August 26, 2024 Relating to Preliminary Prospectus Supplement dated August 26, 2024 Registration No.

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

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☑ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended: June 30, 2024 ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number: 001-

Associated Banc-Corp Reports Second Quarter 2024 Earnings of $0.74 per Common Share, or $0.52 per Common Share1 Excluding a One Time Item Recognized During the Quarter

Exhibit 99.1 NEWS RELEASE Investor Contact: Ben McCarville, Vice President, Director of Investor Relations 920-491-7059 Media Contact: Andrea Kozek, Senior Manager, Public Relations 920-491-7518 Associated Banc-Corp Reports Second Quarter 2024 Earnings of $0.74 per Common Share, or $0.52 per Common Share1 Excluding a One Time Item Recognized During the Quarter GREEN BAY, Wis. - July 25, 2024 - Ass

Financial Statements and Exhibits, Results of Operations and Financial Condition

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) July 25, 2024 Associated Banc-Corp (Exact name of registrant as specified in its chapter) Wisconsin 001-31343 39-1098068 (State or other jurisdiction of incorporation) (Commission File Number) (IRS Employer Identification No.

Second Quarter 2024 Earnings Presentation JULY 25, 2024 Exhibit 99.2 1 Forward-Looking Statements Important note regarding forward-looking statements: Statements made in this presentation which are not purely historical are forward-looking statements

Second Quarter 2024 Earnings Presentation JULY 25, 2024 Exhibit 99.2 1 Forward-Looking Statements Important note regarding forward-looking statements: Statements made in this presentation which are not purely historical are forward-looking statements, as defined in the Private Securities Litigation Reform Act of 1995. This includes any statements regarding management’s plans, objectives, or goals

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

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) June 28, 2024 Associated Banc-Corp (Exact name of registrant as specified in its charter) Wisconsin 001-31343 39-1098068 (State or other jurisdiction of incorporation) (Commission File Number) (IRS Employer Identification No.

Associated Banc-Corp announces retirement of Controller and appointment of Successor

Exhibit 99.1 News Release Media Contact: Andrea Kozek Senior Manager, Public Relations 920-491-7518 | [email protected] Investor Contact: Ben McCarville Vice President | Director of Investor Relations 920-491-7059 | [email protected] Associated Banc-Corp announces retirement of Controller and appointment of Successor GREEN BAY, Wis., June 28, 2024 – Associated Banc-Co

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 11-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 11-K ý ANNUAL REPORT PURSUANT TO SECTION 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2023 OR ¨ TRANSITION REPORT PURSUANT TO SECTION 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number 001-31343 (Associated Banc-Corp) A. Full title o

Powers of Attorney of directors of Associated Banc-Corp

Exhibit 24.1 DIRECTORS’ POWER OF ATTORNEY (Universal Shelf Registration Statement on Form S-3) Each of the undersigned directors of Associated Banc-Corp (the “Corporation”) hereby designates and appoints Randall J. Erickson as the undersigned’s true and lawful attorney-in-fact and agent, with full power of substitution and resubstitution, for the purpose of doing any and all acts and things and ex

As filed with the Securities and Exchange Commission on June 6, 2024

TABLE OF CONTENTS As filed with the Securities and Exchange Commission on June 6, 2024 Registration No.

Form T-1 Statement of Eligibility of The Bank of New York Mellon Trust Company, N.A. under the Senior Indenture, dated as of March 14, 2011.

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) ¨ THE BANK OF NEW YORK MELLON TRUST COMPANY, N.A. (Exact name of trustee as specified in its charter) (Ju

Filing Fee Table

Exhibit 107 Calculation of Filing Fee Table Form S-3 (Form Type) Associated Banc-Corp (Exact Name of Registrant as Specified in its Charter) Table 1.

Form T-1 Statement of Eligibility of The Bank of New York Mellon Trust Company, N.A. under the Subordinated Indenture , dated as of November 13, 2014.

Exhibit 25.2 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) ¨ THE BANK OF NEW YORK MELLON TRUST COMPANY, N.A. (Exact name of trustee as specified in its charter) (Ju

May 28, 2024 2Q 2024 Fixed Income Investor Presentation Associated Banc-Corp Exhibit 99.1 1 Forward-Looking Statements Important note regarding forward-looking statements: Statements made in this presentation which are not purely historical are forwa

May 28, 2024 2Q 2024 Fixed Income Investor Presentation Associated Banc-Corp Exhibit 99.

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) May 28, 2024 Associated Banc-Corp (E

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) May 28, 2024 Associated Banc-Corp (Exact name of registrant as specified in its chapter) Wisconsin 001-31343 39-1098068 (State or other jurisdiction of incorporation) (Commission File Number) (IRS Employer Identification No.

Regulation FD Disclosure, Financial Statements and Exhibits

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) May 6, 2024 Associated Banc-Corp (Exact name of registrant as specified in its chapter) Wisconsin 001-31343 39-1098068 (State or other jurisdiction of incorporation) (Commission File Number) (IRS Employer Identification No.

May 6, 2024 Second Quarter 2024 Investor Presentation Associated Banc-Corp Exhibit 99.1 1 Forward-Looking Statements Important note regarding forward-looking statements: Statements made in this presentation which are not purely historical are forward

asb2q2024investordeckfin May 6, 2024 Second Quarter 2024 Investor Presentation Associated Banc-Corp Exhibit 99.

Financial Statements and Exhibits, Other Events, Submission of Matters to a Vote of Security Holders

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) April 30, 2024 Associated Banc-Corp (Exact name of registrant as specified in its charter) Wisconsin 001-31343 39-1098068 (State or other jurisdiction of incorporation) (Commission File Number) (IRS Employer Identification No.

Associated Announces Annual Meeting Results and Dividends

Exhibit 99.1 NEWS RELEASE Investor Contact: Ben McCarville, Vice President, Director of Investor Relations 920-491-7059 Media Contact: Marilka Vélez, Senior Vice President, Senior Director of Marketing 920-491-7518 Associated Announces Annual Meeting Results and Dividends GREEN BAY, Wis. –– April 30, 2024 –– Associated Banc-Corp (NYSE:ASB) (“Associated”) today announced the results of the actions

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

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☑ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended: March 31, 2024 ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number: 001

Financial Statements and Exhibits, Results of Operations and Financial Condition

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) April 25, 2024 Associated Banc-Corp (Exact name of registrant as specified in its chapter) Wisconsin 001-31343 39-1098068 (State or other jurisdiction of incorporation) (Commission File Number) (IRS Employer Identification No.

Associated Banc-Corp Reports First Quarter 2024 Net Income Available to Common Equity of $78 Million, or $0.52 per Common Share Results driven by balance sheet growth, margin expansion and continued execution of strategic initiatives

Exhibit 99.1 NEWS RELEASE Investor Contact: Ben McCarville, Vice President, Director of Investor Relations 920-491-7059 Media Contact: Marilka Vélez, Senior Vice President, Senior Director of Marketing 920-491-7518 Associated Banc-Corp Reports First Quarter 2024 Net Income Available to Common Equity of $78 Million, or $0.52 per Common Share Results driven by balance sheet growth, margin expansion

First Quarter 2024 Earnings Presentation APRIL 25, 2024 Exhibit 99.2 1 Forward-Looking Statements Important note regarding forward-looking statements: Statements made in this presentation which are not purely historical are forward-looking statements

First Quarter 2024 Earnings Presentation APRIL 25, 2024 Exhibit 99.2 1 Forward-Looking Statements Important note regarding forward-looking statements: Statements made in this presentation which are not purely historical are forward-looking statements, as defined in the Private Securities Litigation Reform Act of 1995. This includes any statements regarding management’s plans, objectives, or goals

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. )

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant x 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)

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. )

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant [x] 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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. )

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant [x] 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

Regulation FD Disclosure, Financial Statements and Exhibits

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) February 14, 2024 Associated Banc-Corp (Exact name of registrant as specified in its chapter) Wisconsin 001-31343 39-1098068 (State or other jurisdiction of incorporation) (Commission File Number) (IRS Employer Identification No.

February 14, 2024 First Quarter 2024 Investor Presentation Associated Banc-Corp Exhibit 99.1 1 Forward-Looking Statements Important note regarding forward-looking statements: Statements made in this presentation which are not purely historical are fo

February 14, 2024 First Quarter 2024 Investor Presentation Associated Banc-Corp Exhibit 99.

ASB / Associated Banc-Corp / VANGUARD GROUP INC - SCHEDULE 13G/A Passive Investment

SC 13G/A 1 tv0347-associatedbanccorp.htm SCHEDULE 13G/A SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 (Amendment No.: 14)* Name of issuer: Associated Banc-Corp Title of Class of Securities: Common Stock CUSIP Number: 045487105 Date of Event Which Requires Filing of this Statement: December 29, 2023 Check the appropriate box to desi

ASB / Associated Banc-Corp / DIMENSIONAL FUND ADVISORS LP - SEC SCHEDULE 13G Passive Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 8 )* Associated Banc-Corp (Name of Issuer) Common Stock (Title of Class of Securities) 045487105 (CUSIP Number) December 29, 2023 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate the rule pursuant to which this S

Filed herewith

Exhibit 21 Subsidiaries of the Parent Company As of December 31, 2023 The following bank subsidiaries are national banks and are organized under the laws of the United States: Associated Bank, National Association Associated Trust Company, National Association The following nonbank subsidiaries are organized under the laws of the State of Wisconsin: ABNA Investment Partners LLC ABNA Portfolio Investments ABNA SPH, LLC ACD Germania, LLC Associated Community Development, LLC Associated Investments Inc.

Exhibit (97) to Report on Form 10-K filed on February 8, 2024

Page 1 of 5 Clawback Policy Effective December 1, 2023 This policy has been established by the Compensation and Benefits Committee (the “Committee”) of the Board of Directors of Associated Banc-Corp (the “Company”) to provide for the recovery of Erroneously Awarded Compensation in the event of a restatement of the Company’s financial statements.

Filed herewith

Exhibit 4(f) ASSOCIATED BANC-CORP DESCRIPTION OF SECURITIES REGISTERED PURSUANT TO SECTION 12 OF THE SECURITIES EXCHANGE ACT OF 1934 Description of Common Stock Associated Banc-Corp (“we,” “our,” “us”) has one class of common stock, the Associated Banc-Corp common stock.

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 (Mark One) ☑ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2023 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number: 001-31343 ASSOCIATED BAN

Filed herewith

Exhibit 24 POWER OF ATTORNEY FOR ANNUAL REPORT ON FORM 10-K Each of the undersigned directors of Associated Banc-Corp (the “Corporation”) hereby designates and appoints Randall J.

Associated Banc-Corp Reports Full Year 2023 Earnings of $1.13 Per Common Share, or $2.27 Per Common Share1 Excluding One Time Items Recognized During the Fourth Quarter

NEWS RELEASE Investor Contact: Ben McCarville, Vice President, Director of Investor Relations 920-491-7059 Media Contact: Jennifer Kaminski, Vice President, Public Relations Senior Manager 920-491-7576 Associated Banc-Corp Reports Full Year 2023 Earnings of $1.

Financial Statements and Exhibits, Results of Operations and Financial Condition

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 25, 2024 Associated Banc-Corp (Exact name of registrant as specified in its chapter) Wisconsin 001-31343 39-1098068 (State or other jurisdiction of incorporation) (Commission File Number) (IRS Employer Identification No.

Fourth Quarter 2023 Earnings Presentation JANUARY 25, 2024 Exhibit 99.2 1 Forward-Looking Statements Important note regarding forward-looking statements: Statements made in this presentation which are not purely historical are forward-looking stateme

Fourth Quarter 2023 Earnings Presentation JANUARY 25, 2024 Exhibit 99.2 1 Forward-Looking Statements Important note regarding forward-looking statements: Statements made in this presentation which are not purely historical are forward-looking statements, as defined in the Private Securities Litigation Reform Act of 1995. This includes any statements regarding management’s plans, objectives, or goa

Associated Banc - Corp Fall 2023 Shareholder Engagement 1 Forward - Looking Statements Important note regarding forward - looking statements: Statements made in this presentation which are not purely historical are forward - looking statements, as de

Exhibit 99.1 Associated Banc - Corp Fall 2023 Shareholder Engagement 1 Forward - Looking Statements Important note regarding forward - looking statements: Statements made in this presentation which are not purely historical are forward - looking statements, as defined in the Private Securities Litigation Reform Act of 1995. This includes any statements regarding management’s plans, objectives, or

Regulation FD Disclosure, Financial Statements and Exhibits

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) December 1, 2023 Associated Banc-Corp (Exact name of registrant as specified in its charter) Wisconsin 001-31343 39-1098068 (State or other jurisdiction of incorporation) (Commission File Number) (IRS Employer Identification No.

November 27, 2023 Fourth Quarter 2023 Investor Presentation Associated Banc-Corp Exhibit 99.1 1 Forward-Looking Statements Important note regarding forward-looking statements: Statements made in this presentation which are not purely historical are f

asb4q2023investordeckfin November 27, 2023 Fourth Quarter 2023 Investor Presentation Associated Banc-Corp Exhibit 99.

Regulation FD Disclosure, Financial Statements and Exhibits

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) November 27, 2023 Associated Banc-Corp (Exact name of registrant as specified in its chapter) Wisconsin 001-31343 39-1098068 (State or other jurisdiction of incorporation) (Commission File Number) (IRS Employer Identification No.

# # #

Exhibit 99.2 News Release Media Contact: Jennifer Kaminski Vice President | Public Relations Senior Manager 920-491-7576 | [email protected] Investor Contact: Ben McCarville Vice President | Director of Investor Relations 920-491-7059 | [email protected] Associated Bank executing next phase of strategic plan GREEN BAY, Wis. – November 9, 2023 – Associated Banc-Co

November 9, 2023 Strategic Update Presentation Associated Banc - Corp

Exhibit 99.1 November 9, 2023 Strategic Update Presentation Associated Banc - Corp 1 Forward - Looking Statements Important note regarding forward - looking statements: Statements made in this presentation which are not purely historical are forward - looking statements, as defined in the Private Securities Litigation Reform Act of 1995. This includes any statements regarding management’s plans, o

Regulation FD Disclosure, Financial Statements and Exhibits, Other Events

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) November 9, 2023 Associated Banc-Corp (Exact name of registrant as specified in its charter) Wisconsin 001-31343 39-1098068 (State or other jurisdiction of incorporation) (Commission File Number) (IRS Employer Identification No.

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

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☑ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended: September 30, 2023 ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number:

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) October 19, 2023 Associated Banc-Cor

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) October 19, 2023 Associated Banc-Corp (Exact name of registrant as specified in its chapter) Wisconsin 001-31343 39-1098068 (State or other jurisdiction of incorporation) (Commission File Number) (IRS Employer Identification No.

Third Quarter 2023 Earnings Presentation OCTOBER 19, 2023 Exhibit 99.2 1 Forward-Looking Statements Important note regarding forward-looking statements: Statements made in this presentation which are not purely historical are forward-looking statemen

asb3q23earningspresentat Third Quarter 2023 Earnings Presentation OCTOBER 19, 2023 Exhibit 99.

Associated Banc-Corp Reports Third Quarter 2023 Net Income Available to Common Equity of $80 Million, or $0.53 per Common Share Results driven by balance sheet growth and continued progress against the Company's strategic initiatives

Exhibit 99.1 NEWS RELEASE Investor Contact: Ben McCarville, Vice President, Director of Investor Relations 920-491-7059 Media Contact: Jennifer Kaminski, Vice President, Public Relations Senior Manager 920-491-7576 Associated Banc-Corp Reports Third Quarter 2023 Net Income Available to Common Equity of $80 Million, or $0.53 per Common Share Results driven by balance sheet growth and continued prog

September 11, 2023 Barclays Global Financial Services Conference Investor Presentation Associated Banc-Corp Exhibit 99.1 1 Forward-Looking Statements Important note regarding forward-looking statements: Statements made in this presentation which are

September 11, 2023 Barclays Global Financial Services Conference Investor Presentation Associated Banc-Corp Exhibit 99.

Regulation FD Disclosure, Financial Statements and Exhibits

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 11, 2023 Associated Banc-Corp (Exact name of registrant as specified in its chapter) Wisconsin 001-31343 39-1098068 (State or other jurisdiction of incorporation) (Commission File Number) (IRS Employer Identification No.

Powers of Attorney

Exhibit 24.1 DIRECTORS’ POWER OF ATTORNEY for Registration Statement on Form S-8 Associated Banc-Corp 401(k) and Employee Stock Ownership Plan Each of the undersigned directors of Associated Banc-Corp (the “Company”) hereby designates and appoints Randall J. Erickson as the undersigned’s true and lawful attorney-in-fact and agent, with full power of substitution and resubstitution, for the purpose

As filed with the Securities and Exchange Commission on August 10, 2023

As filed with the Securities and Exchange Commission on August 10, 2023 Registration No.

Filing Fee Table

Exhibit 107 Calculation of Filing Fee Table Form S-8 (Form Type) Associated Banc-Corp (Exact Name of Registrant as Specified in its Charter) Table 1.

Regulation FD Disclosure, Financial Statements and Exhibits

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) August 7, 2023 Associated Banc-Corp (Exact name of registrant as specified in its chapter) Wisconsin 001-31343 39-1098068 (State or other jurisdiction of incorporation) (Commission File Number) (IRS Employer Identification No.

August 7, 2023 Third Quarter 2023 Investor Presentation Associated Banc-Corp Exhibit 99.1 1 Forward-Looking Statements Important note regarding forward-looking statements: Statements made in this presentation which are not purely historical are forwa

asb3q2023investordeckfin August 7, 2023 Third Quarter 2023 Investor Presentation Associated Banc-Corp Exhibit 99.

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

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☑ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended: June 30, 2023 ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number: 001-

Second Quarter 2023 Earnings Presentation JULY 20, 2023 Exhibit 99.2 1 Forward-Looking Statements Important note regarding forward-looking statements: Statements made in this presentation which are not purely historical are forward-looking statements

asb2q23earningspresentat Second Quarter 2023 Earnings Presentation JULY 20, 2023 Exhibit 99.

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) July 20, 2023 Associated Banc-Corp (

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) July 20, 2023 Associated Banc-Corp (Exact name of registrant as specified in its chapter) Wisconsin 001-31343 39-1098068 (State or other jurisdiction of incorporation) (Commission File Number) (IRS Employer Identification No.

Associated Banc-Corp Reports Second Quarter 2023 Net Income Available to Common Equity of $84 Million, or $0.56 per Common Share Results driven by balance sheet expansion, stable credit trends, and progress against the Company's strategic initiatives

Exhibit 99.1 NEWS RELEASE Investor Contact: Ben McCarville, Vice President, Director of Investor Relations 920-491-7059 Media Contact: Jennifer Kaminski, Vice President, Public Relations Senior Manager 920-491-7576 Associated Banc-Corp Reports Second Quarter 2023 Net Income Available to Common Equity of $84 Million, or $0.56 per Common Share Results driven by balance sheet expansion, stable credit

Filing Fee Table

Exhibit 107 Calculation of Filing Fee Table Form S-8 (Form Type) Associated Banc-Corp (Exact Name of Registrant as Specified in its Charter) Table 1.

As filed with the Securities and Exchange Commission on June 30, 2023

As filed with the Securities and Exchange Commission on June 30, 2023 Registration No.

Powers of Attorney

Exhibit 24.1 DIRECTORS’ POWER OF ATTORNEY for Registration Statement on Form S-8 Associated Banc-Corp Employee Stock Purchase Plan Each of the undersigned directors of Associated Banc-Corp (the “Company”) hereby designates and appoints Randall J. Erickson as the undersigned’s true and lawful attorney-in-fact and agent, with full power of substitution and resubstitution, for the purpose of doing an

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 11-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 11-K ý ANNUAL REPORT PURSUANT TO SECTION 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2022 OR ¨ TRANSITION REPORT PURSUANT TO SECTION 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number 001-31343 (Associated Banc-Corp) A. Full title o

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) May 11, 2023 Associated Banc-Corp (E

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) May 11, 2023 Associated Banc-Corp (Exact name of registrant as specified in its chapter) Wisconsin 001-31343 39-1098068 (State or other jurisdiction of incorporation) (Commission File Number) (IRS Employer Identification No.

May 11, 2023 Second Quarter 2023 Investor Presentation Associated Banc-Corp Exhibit 99.1 1 Forward-Looking Statements Important note regarding forward-looking statements: Statements made in this presentation which are not purely historical are forwar

asb2q2023investordeckfin May 11, 2023 Second Quarter 2023 Investor Presentation Associated Banc-Corp Exhibit 99.

May 2, 2023 2Q 2023 Fixed Income Investor Presentation Associated Banc-Corp Exhibit 99.1 1 Forward-Looking Statements Important note regarding forward-looking statements: Statements made in this presentation which are not purely historical are forwar

asb2q2023investordeckfin May 2, 2023 2Q 2023 Fixed Income Investor Presentation Associated Banc-Corp Exhibit 99.

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) May 2, 2023 Associated Banc-Corp (Ex

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) May 2, 2023 Associated Banc-Corp (Exact name of registrant as specified in its chapter) Wisconsin 001-31343 39-1098068 (State or other jurisdiction of incorporation) (Commission File Number) (IRS Employer Identification No.

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

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) April 25, 2023 Associated Banc-Corp (Exact name of registrant as specified in its charter) Wisconsin 001-31343 39-1098068 (State or other jurisdiction of incorporation) (Commission File Number) (IRS Employer Identification No.

Associated Announces Annual Meeting Results and Dividends

Exhibit 99.1 NEWS RELEASE Investor Contact: Ben McCarville, Vice President, Director of Investor Relations 920-491-7059 Media Contact: Jennifer Kaminski, Vice President, Public Relations Senior Manager 920-491-7576 Associated Announces Annual Meeting Results and Dividends GREEN BAY, Wis. –– April 25, 2023 –– Associated Banc-Corp (NYSE:ASB) (“Associated”) today announced the results of the actions

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

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☑ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended: March 31, 2023 ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number: 001

Associated Banc-Corp Reports First Quarter 2023 Net Income Available to Common Equity of $100 Million, or $0.66 per Common Share Results driven by continued execution against the Company's people-led, digitally enabled plan

Exhibit 99.1 NEWS RELEASE Investor Contact: Ben McCarville, Vice President, Director of Investor Relations 920-491-7059 Media Contact: Jennifer Kaminski, Vice President, Public Relations Senior Manager 920-491-7576 Associated Banc-Corp Reports First Quarter 2023 Net Income Available to Common Equity of $100 Million, or $0.66 per Common Share Results driven by continued execution against the Compan

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) April 20, 2023 Associated Banc-Corp

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) April 20, 2023 Associated Banc-Corp (Exact name of registrant as specified in its chapter) Wisconsin 001-31343 39-1098068 (State or other jurisdiction of incorporation) (Commission File Number) (IRS Employer Identification No.

First Quarter 2023 Earnings Presentation APRIL 20, 2023 Exhibit 99.2 1 Forward-Looking Statements Important note regarding forward-looking statements: Statements made in this presentation which are not purely historical are forward-looking statements

asb1q23earningspresentat First Quarter 2023 Earnings Presentation APRIL 20, 2023 Exhibit 99.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. )

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant [x] 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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. )

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant [x] 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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-A FOR REGISTRATION OF CERTAIN CLASSES OF SECURITIES PURSUSANT TO SECTION 12(b) OR (g) OF THE SECURITIES EXCHANGE ACT OF 1934

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-A FOR REGISTRATION OF CERTAIN CLASSES OF SECURITIES PURSUSANT TO SECTION 12(b) OR (g) OF THE SECURITIES EXCHANGE ACT OF 1934 Associated Banc-Corp (Exact name of registrant as specified in its charter) Wisconsin 39-1098068 (State or other jurisdiction of incorporation) (IRS Employer Identification No.

Filed herewith

Exhibit 21 Subsidiaries of the Parent Company As of December 31, 2022 The following bank subsidiaries are national banks and are organized under the laws of the United States: Associated Bank, National Association Associated Trust Company, National Association The following nonbank subsidiaries are organized under the laws of the State of Wisconsin: ABNA Investment Partners LLC ABNA Portfolio Investments ABNA SPH, LLC ACD Germania, LLC Associated Community Development, LLC Associated Investments Inc.

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 (Mark One) ☑ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2022 ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number: 001-31343 ASSOCIATED BANC-C

Filed herewith

Exhibit 24 POWER OF ATTORNEY FOR ANNUAL REPORT ON FORM 10-K Each of the undersigned directors of Associated Banc-Corp (the “Corporation”) hereby designates and appoints Randall J.

Regulation FD Disclosure, Financial Statements and Exhibits

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) February 13, 2023 Associated Banc-Corp (Exact name of registrant as specified in its chapter) Wisconsin 001-31343 39-1098068 (State or other jurisdiction of incorporation) (Commission File Number) (IRS Employer Identification No.

Filed herewith

EX-4.J 2 a4jdescriptionofsecurities.htm EX-4.J Exhibit 4(j) ASSOCIATED BANC-CORP DESCRIPTION OF SECURITIES REGISTERED PURSUANT TO SECTION 12 OF THE SECURITIES EXCHANGE ACT OF 1934 Description of Common Stock Associated Banc-Corp (“we,” “our,” “us”) has one class of common stock, the Associated Banc-Corp common stock. Of the 250,000,000 shares of our common stock with a par value of $0.01 per share

February 13, 2023 First Quarter 2023 Investor Presentation Associated Banc-Corp 1 Forward-Looking Statements Important note regarding forward-looking statements: Statements made in this presentation which are not purely historical are forward-looking

February 13, 2023 First Quarter 2023 Investor Presentation Associated Banc-Corp 1 Forward-Looking Statements Important note regarding forward-looking statements: Statements made in this presentation which are not purely historical are forward-looking statements, as defined in the Private Securities Litigation Reform Act of 1995.

ASB / Associated Banc-Corp. / DIMENSIONAL FUND ADVISORS LP - SEC SCHEDULE 13G Passive Investment

SC 13G/A 1 SEC13GFiling.htm SEC SCHEDULE 13G UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 7 )* Associated Banc-Corp (Name of Issuer) Common Stock (Title of Class of Securities) 045487105 (CUSIP Number) December 30, 2022 (Date of Event Which Requires Filing of this Statement) Check the appropriate box t

Financial Statements and Exhibits, Other Events

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) February 6, 2023 Associated Banc-Corp (Exact name of registrant as specified in its charter) Wisconsin 001-31343 39-1098068 (State or other jurisdiction of incorporation) (Commission File Number) (IRS Employer Identification No.

Underwriting Agreement dated as of February 6, 2023 among Associated Banc-Corp, BofA Securities, Inc., Citigroup Global Markets Inc., J.P. Morgan Securities LLC, Morgan Stanley & Co. LLC, and Wells Fargo Securities, LLC, as representatives of the underwriters named therein.

EX-1.1 2 tm235046d5ex1-1.htm EXHIBIT 1.1 Exhibit 1.1 Associated Banc-Corp $300,000,000 6.625% Fixed-Rate Reset Subordinated Notes due 2033 Underwriting Agreement February 6, 2023 BofA Securities, Inc. Citigroup Global Markets Inc. J.P. Morgan Securities LLC Morgan Stanley & Co. LLC Wells Fargo Securities, LLC As Representatives of the several Underwriters listed in Schedule 1 hereto c/o BofA Secur

Due 2033, incorporated by reference to Exhibit 4.1 of the C

Exhibit 4.1 UNLESS THIS CERTIFICATE IS PRESENTED BY AN AUTHORIZED REPRESENTATIVE OF THE DEPOSITORY TRUST COMPANY, A NEW YORK CORPORATION (“DTC”), TO THE COMPANY OR ITS AGENT FOR REGISTRATION OF TRANSFER, EXCHANGE OR PAYMENT, AND ANY CERTIFICATE ISSUED IS REGISTERED IN THE NAME OF CEDE & CO. OR IN SUCH OTHER NAME AS IS REQUESTED BY AN AUTHORIZED REPRESENTATIVE OF DTC (AND ANY PAYMENT IS MADE TO CED

ASB / Associated Banc-Corp. / VANGUARD GROUP INC - SCHEDULE 13G/A Passive Investment

SC 13G/A 1 tv0323-associatedbanccorp.htm SCHEDULE 13G/A SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 (Amendment No.: 13)* Name of issuer: Associated Banc-Corp Title of Class of Securities: Common Stock CUSIP Number: 045487105 Date of Event Which Requires Filing of this Statement: December 30, 2022 Check the appropriate box to desi

Calculation of Filing Fee Tables 424(b)(5) (Form Type) Associated Banc-Corp (Exact Name of Registrant as Specified in its Charter) Table 1: Newly Registered and Carry Forward Securities

EX-FILING FEES 2 tm235046d4ex-filingfees.htm EX-FILING FEES EX-FILING FEES Calculation of Filing Fee Tables 424(b)(5) (Form Type) Associated Banc-Corp (Exact Name of Registrant as Specified in its Charter) Table 1: Newly Registered and Carry Forward Securities Security Type Security Class Title Fee Calculation or Carry Forward Rule Amount Registered Proposed Maximum Offering Price Per Unit Maximum

Prospectus Supplement to Prospectus dated June 8, 2021. $300,000,000 6.625% Fixed-Rate Reset Subordinated Notes due 2033

TABLE OF CONTENTS  Filed pursuant to Rule 424(b)(5)  Registration No: 333-256902 Prospectus Supplement to Prospectus dated June 8, 2021.

Associated Banc-Corp PRICING TERM SHEET February 6, 2023 $300,000,000 6.625% Fixed-Rate Reset Subordinated Notes due 2033

Filed Pursuant to Rule 433 Issuer Free Writing Prospectus dated February 6, 2023 Relating to Preliminary Prospectus Supplement dated February 6, 2023 Registration No.

SUBJECT TO COMPLETION, DATED FEBRUARY 6, 2023 Prospectus Supplement to Prospectus dated June 8, 2021. $            % Fixed-Rate Reset Subordinated Notes due 2033

TABLE OF CONTENTS This preliminary prospectus supplement relates to an effective registration statement under the Securities Act of 1933, but is not complete and may be changed.

Financial Statements and Exhibits, Results of Operations and Financial Condition

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 26, 2023 Associated Banc-Corp (Exact name of registrant as specified in its chapter) Wisconsin 001-31343 39-1098068 (State or other jurisdiction of incorporation) (Commission File Number) (IRS Employer Identification No.

Fourth Quarter 2022 Earnings Presentation JANUARY 26, 2023 1 Forward-Looking Statements Important note regarding forward-looking statements: Statements made in this presentation which are not purely historical are forward-looking statements, as defin

Fourth Quarter 2022 Earnings Presentation JANUARY 26, 2023 1 Forward-Looking Statements Important note regarding forward-looking statements: Statements made in this presentation which are not purely historical are forward-looking statements, as defined in the Private Securities Litigation Reform Act of 1995.

Associated Banc-Corp Reports Fourth Quarter 2022 Earnings of $0.70 Per Common Share and $2.34 Per Common Share for the Full Year 2022.

NEWS RELEASE Investor Contact: Ben McCarville, Vice President, Director of Investor Relations 920-491-7059 Media Contact: Jennifer Kaminski, Vice President, Public Relations Senior Manager 920-491-7576 Associated Banc-Corp Reports Fourth Quarter 2022 Earnings of $0.

Associated Banc - Corp Fall 2022 Shareholder Engagement

Exhibit 99.1 Associated Banc - Corp Fall 2022 Shareholder Engagement 1 Forward - Looking Statements Important note regarding forward - looking statements: Statements made in this presentation which are not purely historical are forward - looking statements, as defined in the Private Securities Litigation Reform Act of 1995. This includes any statements regarding management?s plans, objectives, or

Regulation FD Disclosure, Financial Statements and Exhibits

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) November 14, 2022 Associated Banc-Corp (Exact name of registrant as specified in its charter) Wisconsin 001-31343 39-1098068 (State or other jurisdiction of incorporation) (Commission File Number) (IRS Employer Identification No.

Regulation FD Disclosure, Financial Statements and Exhibits

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) November 4, 2022 Associated Banc-Corp (Exact name of registrant as specified in its chapter) Wisconsin 001-31343 39-1098068 (State or other jurisdiction of incorporation) (Commission File Number) (IRS Employer Identification No.

November 4, 2022 Fourth Quarter Investor Presentation Associated Banc-Corp 1 Forward-Looking Statements Important note regarding forward-looking statements: Statements made in this presentation which are not purely historical are forward-looking stat

November 4, 2022 Fourth Quarter Investor Presentation Associated Banc-Corp 1 Forward-Looking Statements Important note regarding forward-looking statements: Statements made in this presentation which are not purely historical are forward-looking statements, as defined in the Private Securities Litigation Reform Act of 1995.

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

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☑ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended: September 30, 2022 ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number:

Exhibit (10.1), Separation Agreement between Associated Banc-Corp and Michael Meinolf, dated September 30, 2022.

September 28, 2022 BY HAND DELIVERY Michael 0. Meinolf 11231 N. Country View Drive Mequon, WI 53092 RE: Separation Agreement Dear Mr. Meinolf: Associated Bank This will confirm your voluntary resignation of employment with Associated Banc-Corp or its direct or indirect subsidiaries ( collectively "Associated Bank" or the "Company"), effective October 1, 2022 (the "Resignation Date"). Provided that

Third Quarter 2022 Earnings Presentation OCTOBER 20, 2022 1 Forward-Looking Statements Important note regarding forward-looking statements: Statements made in this presentation which are not purely historical are forward-looking statements, as define

Third Quarter 2022 Earnings Presentation OCTOBER 20, 2022 1 Forward-Looking Statements Important note regarding forward-looking statements: Statements made in this presentation which are not purely historical are forward-looking statements, as defined in the Private Securities Litigation Reform Act of 1995.

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) October 20, 2022 Associated Banc-Cor

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) October 20, 2022 Associated Banc-Corp (Exact name of registrant as specified in its chapter) Wisconsin 001-31343 39-1098068 (State or other jurisdiction of incorporation) (Commission File Number) (IRS Employer Identification No.

Associated Banc-Corp Reports Third Quarter 2022 Net Income Available to Common Equity of $93 Million, or $0.62 per Common Share Results driven by strong loan and deposit growth, expanding margins and stable credit

Exhibit 99.1 NEWS RELEASE Investor Contact: Ben McCarville, Vice President, Director of Investor Relations 920-491-7059 Media Contact: Jennifer Kaminski, Vice President, Public Relations Senior Manager 920-491-7576 Associated Banc-Corp Reports Third Quarter 2022 Net Income Available to Common Equity of $93 Million, or $0.62 per Common Share Results driven by strong loan and deposit growth, expandi

Updated September 13, 2022 Third Quarter Investor Presentation Associated Banc-Corp Exhibit 99.1 1 Forward-Looking Statements Important note regarding forward-looking statements: Statements made in this presentation which are not purely historical ar

Updated September 13, 2022 Third Quarter Investor Presentation Associated Banc-Corp Exhibit 99.

Regulation FD Disclosure, Financial Statements and Exhibits

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 13, 2022 Associated Banc-Corp (Exact name of registrant as specified in its chapter) Wisconsin 001-31343 39-1098068 (State or other jurisdiction of incorporation) (Commission File Number) (IRS Employer Identification No.

September 6, 2022 Third Quarter Investor Presentation Associated Banc-Corp Exhibit 99.1 1 Forward-Looking Statements Important note regarding forward-looking statements: Statements made in this presentation which are not purely historical are forward

September 6, 2022 Third Quarter Investor Presentation Associated Banc-Corp Exhibit 99.

Regulation FD Disclosure, Financial Statements and Exhibits

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 6, 2022 Associated Banc-Corp (Exact name of registrant as specified in its chapter) Wisconsin 001-31343 39-1098068 (State or other jurisdiction of incorporation) (Commission File Number) (IRS Employer Identification No.

Exhibit (10.2), Offer Letter Agreement between Associated Banc-Corp and Bryan Carson, dated May 31, 2022

ASSOCIATED BANC-CORP 433 Main Street Green Bay, Wisconsin 54301 May 31, 2022 Mr. Bryan Carson Dear Bryan: I am pleased to offer you employment with Associated Banc-Corp (the ?Company?) pursuant to the terms set forth in this letter agreement (the ?Agreement?) and conditioned as set forth herein. 1. The following outlines the general terms of our offer: Position/Duties: Your position will be Execut

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

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ? QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended: June 30, 2022 ? TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number: 001-

Second Quarter 2022 Earnings Presentation JULY 21, 2022 Exhibit 99.2 1 Forward-Looking Statements Important note regarding forward-looking statements: Statements made in this presentation which are not purely historical are forward-looking statements

Second Quarter 2022 Earnings Presentation JULY 21, 2022 Exhibit 99.2 1 Forward-Looking Statements Important note regarding forward-looking statements: Statements made in this presentation which are not purely historical are forward-looking statements, as defined in the Private Securities Litigation Reform Act of 1995. This includes any statements regarding management?s plans, objectives, or goals

Financial Statements and Exhibits, Results of Operations and Financial Condition

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) July 21, 2022 Associated Banc-Corp (Exact name of registrant as specified in its chapter) Wisconsin 001-31343 39-1098068 (State or other jurisdiction of incorporation) (Commission File Number) (IRS Employer Identification No.

Associated Banc-Corp Reports Second Quarter 2022 Net Income Available to Common Equity of $84 Million, or $0.56 per Common Share. Results driven by robust loan growth, expanding margins, stable deposits and resilient credit.

Exhibit 99.1 NEWS RELEASE Investor Contact: Ben McCarville, Vice President, Director of Investor Relations 920-491-7059 Media Contact: Jennifer Kaminski, Vice President, Public Relations Senior Manager 920-491-7576 Associated Banc-Corp Reports Second Quarter 2022 Net Income Available to Common Equity of $84 Million, or $0.56 per Common Share. Results driven by robust loan growth, expanding margins

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 11-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 11-K ? ANNUAL REPORT PURSUANT TO SECTION 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2021 OR ? TRANSITION REPORT PURSUANT TO SECTION 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number 001-31343 (Associated Banc-Corp) A. Full title o

Associated Banc-Corp announces executive leadership appointments Derek Meyer will join Associated on August 1st as Chief Financial Officer Bryan Carson will join Associated on July 18th as Chief Product and Marketing Officer

EXHIBIT 99.1 News Release Media Contact: Jennifer Kaminski Vice President | Public Relations Senior Manager 920-491-7576 | [email protected] Investor Contact: Ben McCarville Vice President | Director of Investor Relations 920-491-7059 | [email protected] Associated Banc-Corp announces executive leadership appointments Derek Meyer will join Associated on August 1s

Exhibit (10.1), Offer Letter Agreement between Associated Banc-Corp and Derek Meyer, dated May 27, 2022, incorporated by reference to

EXHIBIT 10.1 ASSOCIATED BANC-CORP 433 Main Street Green Bay, Wisconsin 54301 May 26, 2022 Mr. Derek Meyer Dear Derek: I am pleased to offer you employment with Associated Banc-Corp (the ?Company?) pursuant to the terms set forth in this letter agreement (the ?Agreement?), and conditioned upon your satisfactory completion of certain requirements, as forth herein. 1.The following outlines the genera

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, 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 (date of earliest event reported): June 15, 2022 Associated Banc-Corp (Exact name of registrant as specified in its charter) Wisconsin 001-31343 39-1098068 (State or other jurisdiction of incorporation) (Commission Fil

Regulation FD Disclosure, Financial Statements and Exhibits

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) May 23, 2022 Associated Banc-Corp (Exact name of registrant as specified in its chapter) Wisconsin 001-31343 39-1098068 (State or other jurisdiction of incorporation) (Commission File Number) (IRS Employer Identification No.

Updated May 23, 2022 Second Quarter Investor Presentation Associated Banc-Corp Exhibit 99.1 1 Forward-Looking Statements Important note regarding forward-looking statements: Statements made in this presentation which are not purely historical are for

Updated May 23, 2022 Second Quarter Investor Presentation Associated Banc-Corp Exhibit 99.

Regulation FD Disclosure, Financial Statements and Exhibits

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) May 11, 2022 Associated Banc-Corp (Exact name of registrant as specified in its chapter) Wisconsin 001-31343 39-1098068 (State or other jurisdiction of incorporation) (Commission File Number) (IRS Employer Identification No.

May 11, 2022 Second Quarter Investor Presentation Associated Banc-Corp Exhibit 99.1 1 Forward-Looking Statements Important note regarding forward-looking statements: Statements made in this presentation which are not purely historical are forward-loo

May 11, 2022 Second Quarter Investor Presentation Associated Banc-Corp Exhibit 99.

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

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ? QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended: March 31, 2022 ? TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number: 001

Associated Announces Annual Meeting Results and Dividends

EXHIBIT 99.1 NEWS RELEASE Investor Contact: Ben McCarville, Vice President, Director of Investor Relations 920-491-7059 Media Contact: Jennifer Kaminski, Vice President, Public Relations Senior Manager 920-491-7576 Associated Announces Annual Meeting Results and Dividends GREEN BAY, Wis. ?? April 26, 2022 ?? Associated Banc-Corp (NYSE:ASB) (?Associated?) today announced the results of the actions

Financial Statements and Exhibits, Other Events, 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 (date of earliest event reported): April 26, 2022 Associated Banc-Corp (Exact name of registrant as specified in its charter) Wisconsin 001-31343 39-1098068 (State or other jurisdiction of incorporation) (Commission Fi

Associated Banc-Corp Reports First Quarter 2022 Net Income Available to Common Equity of $71 Million, or $0.47 per Common Share. Results driven by positive margin, expense and credit trends.

Exhibit 99.1 NEWS RELEASE Investor Contact: Ben McCarville, Vice President, Director of Investor Relations 920-491-7059 Media Contact: Jennifer Kaminski, Vice President, Public Relations Senior Manager 920-491-7576 Associated Banc-Corp Reports First Quarter 2022 Net Income Available to Common Equity of $71 Million, or $0.47 per Common Share. Results driven by positive margin, expense and credit tr

First Quarter 2022 Earnings Presentation APRIL 21, 2022 Exhibit 99.2 1 Forward-Looking Statements Important note regarding forward-looking statements: Statements made in this presentation which are not purely historical are forward-looking statements

First Quarter 2022 Earnings Presentation APRIL 21, 2022 Exhibit 99.2 1 Forward-Looking Statements Important note regarding forward-looking statements: Statements made in this presentation which are not purely historical are forward-looking statements, as defined in the Private Securities Litigation Reform Act of 1995. This includes any statements regarding management?s plans, objectives, or goals

Financial Statements and Exhibits, Results of Operations and Financial Condition

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) April 21, 2022 Associated Banc-Corp (Exact name of registrant as specified in its chapter) Wisconsin 001-31343 39-1098068 (State or other jurisdiction of incorporation) (Commission File Number) (IRS Employer Identification No.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. )

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant [x] 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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. )

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant [x] 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

March 7, 2022 Associated Banc-Corp First Quarter Investor Presentation Exhibit 99.1 1 Forward-Looking Statements Important note regarding forward-looking statements: Statements made in this presentation which are not purely historical are forward-loo

March 7, 2022 Associated Banc-Corp First Quarter Investor Presentation Exhibit 99.

Regulation FD Disclosure, Financial Statements and Exhibits

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) March 7, 2022 Associated Banc-Corp (Exact name of registrant as specified in its chapter) Wisconsin 001-31343 39-1098068 (State or other jurisdiction of incorporation) (Commission File Number) (IRS Employer Identification No.

ASB / Associated Banc-Corp. / VANGUARD GROUP INC - SCHEDULE 13G/A Passive Investment

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 (Amendment No.: 12)* Name of issuer: Associated Banc-Corp Title of Class of Securities: Common Stock CUSIP Number: 045487105 Date of Event Which Requires Filing of this Statement: January 31, 2022 Check the appropriate box to designate the rule pursuant to which this Schedule is filed:

ASB / Associated Banc-Corp. / VANGUARD GROUP INC - SCHEDULE 13G/A Passive Investment

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 (Amendment No.: 11)* Name of issuer: Associated Banc-Corp Title of Class of Securities: Common Stock CUSIP Number: 045487105 Date of Event Which Requires Filing of this Statement: December 31, 2021 Check the appropriate box to designate the rule pursuant to which this Schedule is filed:

ASB / Associated Banc-Corp. / DIMENSIONAL FUND ADVISORS LP - SEC SCHEDULE 13G Passive Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 6 )* Associated Banc-Corp (Name of Issuer) Common Stock (Title of Class of Securities) 045487105 (CUSIP Number) December 31, 2021 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate the rule pursuant to which this S

Filed herewith

ASSOCIATED BANC-CORP DESCRIPTION OF SECURITIES REGISTERED PURSUANT TO SECTION 12 OF THE SECURITIES EXCHANGE ACT OF 1934 Description of Common Stock Associated Banc-Corp (?we,? ?our,? ?us?) has one class of common stock, the Associated Banc-Corp common stock.

Filed herewith

Exhibit 24 POWER OF ATTORNEY FOR ANNUAL REPORT ON FORM 10-K Each of the undersigned directors of Associated Banc-Corp (the ?Corporation?) hereby designates and appoints Randall J.

Filed herewith

Exhibit 21 Subsidiaries of the Parent Company As of December 31, 2021 The following bank subsidiaries are national banks and are organized under the laws of the United States: Associated Bank, National Association Associated Trust Company, National Association The following nonbank subsidiaries are organized under the laws of the State of Wisconsin: ABNA Investment Partners LLC ABNA Portfolio Investments ABNA Securities, LLC ACD Germania, LLC Associated Benefits Connection, LLC Associated Community Development, LLC Associated Investments Inc.

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 (Mark One) ? ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2021 ? TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number: 001-31343 ASSOCIATED BANC-C

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (date of earliest event reported): January 25, 2022 Associated Banc-Corp (Exact name of registrant as specified in its charter) Wisconsin 001-31343 39-1098068 (State or other jurisdiction of incorporation) (Commission

Regulation FD Disclosure, 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 (date of earliest event reported): January 19, 2022 Associated Banc-Corp (Exact name of registrant as specified in its charter) Wisconsin 001-31343 39-1098068 (State or other jurisdiction of incorporation) (Commission

Exhibit (10.1) to Report on Form 8-k filed January 21, 2022

EXHIBIT 10.1 EXHIBIT 10.1 [Associated Logo] January 19, 2022 DELIVERED VIA EMAIL Christopher Del Moral-Niles [home address redacted] RE:Early Retirement Agreement Dear Chris: This will confirm our offer concerning your early retirement from your employment with Associated Banc-Corp or its direct or indirect subsidiaries (collectively ?Associated Bank? or the ?Company?). As we discussed, provided y

ASSOCIATED BANC-CORP ANNOUNCES CFO RETIREMENT AND TRANSITION PLAN

EXHIBIT 99.1 NEWS RELEASE Investor Contact: Ben McCarville, Vice President, Director of Investor Relations 920-491-7059 Media Contact: Jennifer Kaminski, Vice President, Public Relations Senior Manager 920-491-7576 ASSOCIATED BANC-CORP ANNOUNCES CFO RETIREMENT AND TRANSITION PLAN GREEN BAY, Wis. ?? January 20, 2022 ?? Associated Banc-Corp (NYSE: ASB) (?Associated?) today announced that EVP, Chief

Financial Statements and Exhibits, Results of Operations and Financial Condition

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 20, 2022 Associated Banc-Corp (Exact name of registrant as specified in its chapter) Wisconsin 001-31343 39-1098068 (State or other jurisdiction of incorporation) (Commission File Number) (IRS Employer Identification No.

Fourth Quarter 2021 Earnings Presentation JANUARY 20, 2022 Exhibit 99.2 1 Forward-Looking Statements Important note regarding forward-looking statements: Statements made in this presentation which are not purely historical are forward-looking stateme

Fourth Quarter 2021 Earnings Presentation JANUARY 20, 2022 Exhibit 99.2 1 Forward-Looking Statements Important note regarding forward-looking statements: Statements made in this presentation which are not purely historical are forward-looking statements, as defined in the Private Securities Litigation Reform Act of 1995. This includes any statements regarding management?s plans, objectives, or goa

Associated Banc-Corp Reports Fourth Quarter 2021 Earnings of $0.49 Per Common Share and $2.18 Per Common Share for the Full Year 2021.

NEWS RELEASE Investor Contact: Ben McCarville, Vice President, Director of Investor Relations 920-491-7059 Media Contact: Jennifer Kaminski, Vice President, Public Relations Senior Manager 920-491-7576 Associated Banc-Corp Reports Fourth Quarter 2021 Earnings of $0.

EX-99.1

EXHIBIT 99.1 *

Regulation FD Disclosure, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (date of earliest event reported): November 15, 2021 Associated Banc-Corp (Exact name of registrant as specified in its charter) Wisconsin 001-31343 39-1098068 (State or other jurisdiction of incorporation) (Commission

Regulation FD Disclosure, Financial Statements and Exhibits

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) November 8, 2021 Associated Banc-Corp (Exact name of registrant as specified in its chapter) Wisconsin 001-31343 39-1098068 (State or other jurisdiction of incorporation) (Commission File Number) (IRS Employer Identification No.

November 8, 2021 Associated Banc-Corp Fourth Quarter Investor Presentation Exhibit 99.1 1 Forward-Looking Statements Important note regarding forward-looking statements: Statements made in this presentation which are not purely historical are forward

November 8, 2021 Associated Banc-Corp Fourth Quarter Investor Presentation Exhibit 99.

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

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ? QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended: September 30, 2021 ? TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number:

Financial Statements and Exhibits, Results of Operations and Financial Condition

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) October 21, 2021 Associated Banc-Corp (Exact name of registrant as specified in its chapter) Wisconsin 001-31343 39-1098068 (State or other jurisdiction of incorporation) (Commission File Number) (IRS Employer Identification No.

Third Quarter 2021 Earnings Presentation OCTOBER 21, 2021 Exhibit 99.2 1 Forward-Looking Statements Important note regarding forward-looking statements: Statements made in this presentation which are not purely historical are forward-looking statemen

Third Quarter 2021 Earnings Presentation OCTOBER 21, 2021 Exhibit 99.2 1 Forward-Looking Statements Important note regarding forward-looking statements: Statements made in this presentation which are not purely historical are forward-looking statements, as defined in the Private Securities Litigation Reform Act of 1995. This includes any statements regarding management?s plans, objectives, or goal

Associated Banc-Corp Reports Third Quarter 2021 Net Income Available to Common Equity of $85 million, or $0.56 Per Common Share. Results driven by positive revenue growth trends.

Exhibit 99.1 NEWS RELEASE Investor Contact: Ben McCarville, Vice President, Director of Investor Relations 920-491-7059 Media Contact: Jennifer Kaminski, Vice President, Public Relations Senior Manager 920-491-7576 Associated Banc-Corp Reports Third Quarter 2021 Net Income Available to Common Equity of $85 million, or $0.56 Per Common Share. Results driven by positive revenue growth trends. GREEN

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 (date of earliest event reported): September 30, 2021 Associated Banc-Corp (Exact name of registrant as specified in its charter) Wisconsin 001-31343 39-1098068 (State or other jurisdiction of incorporation) (Commissio

Certificate relating to the Series D Preferred Stock dated September 30, 2021

Exhibit 3.1 ASSOCIATED BANC-CORP CERTIFICATE RELATING TO THE SERIES D PREFERRED STOCK Pursuant to Section 180.0602 of the Wisconsin Business Corporation Law The undersigned, Associated Banc-Corp, a Wisconsin corporation (the ?Company?), in accordance with the provisions of Section 180.0602 of Wisconsin Business Corporation Law, for the purposes of eliminating from the Amended and Restated Articles

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 27, 2021, pursuant to the provisions of Rule 12d2-2 (a).

September 9, 2021 Associated Banc-Corp Strategic Update Exhibit 99.1 1 Forward-Looking Statements Important note regarding forward-looking statements: Statements made in this presentation which are not purely historical are forward-looking statements

September 9, 2021 Associated Banc-Corp Strategic Update Exhibit 99.1 1 Forward-Looking Statements Important note regarding forward-looking statements: Statements made in this presentation which are not purely historical are forward-looking statements, as defined in the Private Securities Litigation Reform Act of 1995. This includes any statements regarding management?s plans, objectives, or goals

Regulation FD Disclosure, Financial Statements and Exhibits

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 9, 2021 Associated Banc-Corp (Exact name of registrant as specified in its chapter) Wisconsin 001-31343 39-1098068 (State or other jurisdiction of incorporation) (Commission File Number) (IRS Employer Identification No.

Associated Banc-Corp Announces Redemption of All Outstanding Depositary Shares Representing Interests in its 5.375% Perpetual Preferred Stock, Series D

EXHIBIT 99.1 NEWS RELEASE Investor Contact: Ben McCarville, Vice President, Director of Investor Relations 920-491-7059 Media Contact: Jennifer Kaminski, Vice President, Public Relations Senior Manager 920-491-7576 Associated Banc-Corp Announces Redemption of All Outstanding Depositary Shares Representing Interests in its 5.375% Perpetual Preferred Stock, Series D GREEN BAY, Wis. ?? August 5, 2021

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 (date of earliest event reported): August 5, 2021 Associated Banc-Corp (Exact name of registrant as specified in its charter) Wisconsin 001-31343 39-1098068 (State or other jurisdiction of incorporation) (Commission Fi

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

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ? QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended: June 30, 2021 ? TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number: 001-

Exhibit (10.1), Change of Control Agreement for Andrew J. Harmening, effective April 28, 2021

1 US-DOCS\121477806.3 CHANGE OF CONTROL AGREEMENT CHANGE OF CONTROL AGREEMENT, effective as of April 28, 2021 (this ?Agreement?), by and between Associated Banc-Corp, a Wisconsin corporation (the ?Company?), and Andrew J. Harmening (the ?Executive?). WHEREAS, the Board of Directors of the Company (the ?Board?), has determined that it is in the best interests of the Company and its shareholders to

Exhibit (10.2), Change of Control Agreement for John Thayer, effective July 1, 2021

- 1 - W/3024090 CHANGE OF CONTROL AGREEMENT CHANGE OF CONTROL AGREEMENT, effective as of July 1, 2021 (this ?Agreement?), by and between Associated Banc-Corp, a Wisconsin corporation (the ?Company?), and John P.

Associated Banc-Corp Reports Second Quarter 2021 Net Income Available to Common Equity of $86 million, or $0.56 Per Common Share. Results driven by improving credit dynamics, growing net interest income and continued expense discipline.

Exhibit 99.1 NEWS RELEASE Investor Contact: Ben McCarville, Vice President, Director of Investor Relations 920-491-7059 Media Contact: Jennifer Kaminski, Vice President, Public Relations Senior Manager 920-491-7576 Associated Banc-Corp Reports Second Quarter 2021 Net Income Available to Common Equity of $86 million, or $0.56 Per Common Share. Results driven by improving credit dynamics, growing ne

Financial Statements and Exhibits, Results of Operations and Financial Condition

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) July 22, 2021 Associated Banc-Corp (Exact name of registrant as specified in its chapter) Wisconsin 001-31343 39-1098068 (State or other jurisdiction of incorporation) (Commission File Number) (IRS Employer Identification No.

Second Quarter 2021 Earnings Presentation JULY 22, 2021 Exhibit 99.2 1 Forward-Looking Statements Important note regarding forward-looking statements: Statements made in this presentation which are not purely historical are forward-looking statements

Second Quarter 2021 Earnings Presentation JULY 22, 2021 Exhibit 99.2 1 Forward-Looking Statements Important note regarding forward-looking statements: Statements made in this presentation which are not purely historical are forward-looking statements, as defined in the Private Securities Litigation Reform Act of 1995. This includes any statements regarding management?s plans, objectives, or goals

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 (date of earliest event reported): July 8, 2021 Associated Banc-Corp (Exact name of registrant as specified in its charter) Wisconsin 001-31343 39-1098068 (State or other jurisdiction of incorporation) (Commission File

Exhibit (3.1), Certificate relating to the Series C Preferred Stock

EX-3 2 exhibit31.htm CERTIFICATE RELATING TO THE SERIES C PREFERRED STOCK EFFECTIVE JULY 8, 2021 EXHIBIT 3.1 ASSOCIATED BANC-CORP CERTIFICATE RELATING TO THE SERIES C PREFERRED STOCK Pursuant to Section 180.0602 of the Wisconsin Business Corporation Law The undersigned, Associated Banc-Corp, a Wisconsin corporation (the “Company”), in accordance with the provisions of Section 180.0602 of Wisconsin

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 11-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 11-K ? ANNUAL REPORT PURSUANT TO SECTION 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2020 OR ? TRANSITION REPORT PURSUANT TO SECTION 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number 001-31343 (Associated Banc-Corp) A. Full title o

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 June 28, 2021, pursuant to the provisions of Rule 12d2-2 (a).

Powers of Attorney of directors of Associated Banc-Corp

EX-24.1 4 tm2118900d2ex24-1.htm EXHIBIT 24.1 Exhibit 24.1 DIRECTORS’ POWER OF ATTORNEY (Universal Shelf Registration Statement on Form S-3) Each of the undersigned directors of Associated Banc-Corp (the “Corporation”) hereby designates and appoints Randall J. Erickson as the undersigned’s true and lawful attorney-in-fact and agent, with full power of substitution and resubstitution, for the purpos

Form T-1 Statement of Eligibility of The Bank of New York Mellon Trust Company, N.A. under

EX-25.2 6 tm2118900d2ex25-2.htm EXHIBIT 25.2 Exhibit 25.2 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) ¨ THE BANK OF NEW YORK MELLON TRUST COMPANY, N.A. (Exact nam

As filed with the Securities and Exchange Commission on June 8, 2021

TABLE OF CONTENTS As filed with the Securities and Exchange Commission on June 8, 2021 Registration No.

Form T-1 Statement of Eligibility of The Bank of New York Mellon Trust Company, N.A. under

EX-25.1 5 tm2118900d2ex25-1.htm EXHIBIT 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) ¨ THE BANK OF NEW YORK MELLON TRUST COMPANY, N.A. (Exact nam

June 2021 Associated Banc-Corp Second Quarter 2021 Updated Investor Presentation Exhibit 99.1 1 Forward-Looking Statements Important note regarding forward-looking statements: Statements made in this presentation which are not purely historical are f

June 2021 Associated Banc-Corp Second Quarter 2021 Updated Investor Presentation Exhibit 99.

Regulation FD Disclosure, Financial Statements and Exhibits

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) June 2, 2021 Associated Banc-Corp (Exact name of registrant as specified in its chapter) Wisconsin 001-31343 39-1098068 (State or other jurisdiction of incorporation) (Commission File Number) (IRS Employer Identification No.

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 (Amendment No.: 10)*

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 (Amendment No.: 10)* Name of issuer: Associated Banc-Corp Title of Class of Securities: Common Stock CUSIP Number: 045487105 Date of Event Which Requires Filing of this Statement: April 30, 2021 Check the appropriate box to designate the rule pursuant to which this Schedule is filed: ☒ 

May 6, 2021 Associated Banc-Corp Second Quarter 2021 Investor Presentation Exhibit 99.1 1 Forward-Looking Statements Important note regarding forward-looking statements: Statements made in this presentation which are not purely historical are forward

May 6, 2021 Associated Banc-Corp Second Quarter 2021 Investor Presentation Exhibit 99.

Regulation FD Disclosure, Financial Statements and Exhibits

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) May 6, 2021 Associated Banc-Corp (Exact name of registrant as specified in its chapter) Wisconsin 001-31343 39-1098068 (State or other jurisdiction of incorporation) (Commission File Number) (IRS Employer Identification No.

Associated Announces Annual Meeting Results, Dividends, and Redemption of Depositary Shares Representing Interests in 6.125% Perpetual Preferred Stock, Series C

EX-99.1 2 exhibit991.htm PRESS RELEASE DATED APRIL 27, 2021 EXHIBIT 99.1 NEWS RELEASE Investor Contact: Ben McCarville, Vice President, Director of Investor Relations 920-491-7059 Media Contact: Jennifer Kaminski, Vice President, Public Relations Senior Manager 920-491-7576 Associated Announces Annual Meeting Results, Dividends, and Redemption of Depositary Shares Representing Interests in 6.125%

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 (date of earliest event reported): April 28, 2021 Associated Banc-Corp (Exact name of registrant as specified in its charter) Wisconsin 001-31343 39-1098068 (State or other jurisdiction of incorporation) (Commission Fi

Financial Statements and Exhibits, Other Events, 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 (date of earliest event reported): April 27, 2021 Associated Banc-Corp (Exact name of registrant as specified in its charter) Wisconsin 001-31343 39-1098068 (State or other jurisdiction of incorporation) (Commission Fi

Quarterly Report - 10-Q

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ? QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended: March 31, 2021 ? TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number: 001

Exhibit (10.1), Form of Retention Restricted Stock Award Agreement between Associated Banc-Corp, Nicole M. Kitowski, Michael O. Meinolf and Tammy C. Stadler

Associated Banc-Corp 2020 Incentive Compensation Plan Cover Page to Retention Agreement (The Retention Agreement has been delivered simultaneously herewith) Grantee Name: PARTICIPANT NAME Grant Date: February 19, 2021 Grant Date FMV: $225,000 Grant Price: GRANT DATE FMV Grant Acceptance Process: Step 1: Please read the below Retention Agreement in its entirety, and print for your records.

Financial Statements and Exhibits, Results of Operations and Financial Condition

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) April 22, 2021 Associated Banc-Corp (Exact name of registrant as specified in its chapter) Wisconsin 001-31343 39-1098068 (State or other jurisdiction of incorporation) (Commission File Number) (IRS Employer Identification No.

First Quarter 2021 Earnings Presentation APRIL 22, 2021 Exhibit 99.2 1 Forward-Looking Statements Important note regarding forward-looking statements: Statements made in this presentation which are not purely historical are forward-looking statements

First Quarter 2021 Earnings Presentation APRIL 22, 2021 Exhibit 99.2 1 Forward-Looking Statements Important note regarding forward-looking statements: Statements made in this presentation which are not purely historical are forward-looking statements, as defined in the Private Securities Litigation Reform Act of 1995. This includes any statements regarding management?s plans, objectives, or goals

Associated Banc-Corp Reports First Quarter 2021 Net Income Available to Common Equity of $89 million, or $0.58 Per Common Share.

NEWS RELEASE Investor Contact: Ben McCarville, Vice President, Director of Investor Relations 920-491-7059 Media Contact: Jennifer Kaminski, Vice President, Public Relations Senior Manager 920-491-7576 Associated Banc-Corp Reports First Quarter 2021 Net Income Available to Common Equity of $89 million, or $0.

- DEFA14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant [x] 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