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Form 8-K

sec.gov

8-K — CASS INFORMATION SYSTEMS INC

Accession: 0000708781-26-000017

Filed: 2026-03-30

Period: 2026-03-29

CIK: 0000708781

SIC: 7389 (SERVICES-BUSINESS SERVICES, NEC)

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

Item: Financial Statements and Exhibits

Documents

8-K — cass-20260329.htm (Primary)

EX-99.1 (gieringerdbruegger-press.htm)

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8-K

8-K (Primary)

Filename: cass-20260329.htm · Sequence: 1

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0000708781FALSE00007087812026-03-292026-03-29

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

______________________

FORM 8-K

______________________

CURRENT REPORT

PURSUANT TO SECTION 13 OR 15(d)

OF THE SECURITIES EXCHANGE ACT OF 1934

Date of Report (date of earliest event reported): March 29, 2026

______________________

CASS INFORMATION SYSTEMS, INC.

(Exact name of registrant as specified in its charter)

______________________

Missouri 000-20827 43-1265338

(State or other jurisdiction of

incorporation or organization) (Commission

File Number) (I.R.S. Employer

Identification No.)

12444 Powerscourt Drive, Suite 550

St. Louis, Missouri

63131

(Address of principal executive offices) (Zip Code)

(314) 506-5500

(Registrant’s telephone number, including area code)

______________________

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:

Written communications pursuant to Rule 425 under the Securities Act.

Soliciting material pursuant to Rule 14a-12 under the Exchange Act.

Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act.

Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act.

Securities registered pursuant to Section 12(b) of the Act:

Title of each class Trading

Symbol Name of each exchange

on which registered

Common Stock, par value $0.50 per share CASS Nasdaq Global Select Market

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter).

Emerging growth company ☐

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ☐

Item 5.02.    Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers.

On March 29, 2026, Dwight D. Erdbruegger assumed the position of EVP, Strategy and Business Operations upon the appointment of Eric T. Giering as Mr. Erdbruegger’s successor as President of Cass Commercial Bank (the “Bank”), the wholly owned banking subsidiary of Cass Information Systems, Inc (the “Company”). On March 30, 2026 the Company issued a press release announcing the appointment of Mr. Giering as President of the Bank. A copy of the press release is filed as Exhibit 99.1 to this Current Report on Form 8-K and incorporated herein by reference.

Item 9.01.    Financial Statements and Exhibits.

(d)    Exhibits.

Exhibit Number Description

99.1

Press release issued by Cass Information Systems, Inc. dated March 30, 2026.

104  Cover Page Interactive Data File (embedded within the Inline XBRL document).

2

SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

Dated: March 30, 2026

CASS INFORMATION SYSTEMS, INC.

By: /s/ Martin H. Resch

Name: Martin H. Resch

Title: President and Chief Executive Officer

By: /s/ Michael J. Normile

Name: Michael J. Normile

Title: Executive Vice President and Chief Financial Officer

3

EX-99.1

EX-99.1

Filename: gieringerdbruegger-press.htm · Sequence: 2

gieringerdbruegger-press

Cass Commercial Bank Names Eric Giering President March 30,2026 – Cass Information Systems, Inc. (Nasdaq: CASS), a leading provider of information and payment management solutions, announced today that Eric Giering has been named President of Cass Commercial Bank, its commercial banking subsidiary. Giering succeeds Dwight D. Erdbruegger, who will retire in September after serving as President of Cass Commercial Bank since July 2018. Under Erdbruegger’s leadership, the Bank strengthened its market position, expanded key lines of business, and continued its long- standing record of conservative credit management and strong financial performance. Giering has served as Director of Commercial Banking since joining Cass Commercial Bank in 2019. During his tenure, he has played a key role in advancing the Bank’s commercial banking strategy, supporting growth and strengthening client relationships while maintaining the Bank’s long-standing commitment to disciplined credit practices and sound risk management. “Eric is a proven leader with a deep understanding of our clients, our culture, and our commitment to prudent banking,” said Martin Resch, President and Chief Executive Officer of Cass Information Systems, Inc. “His experience, leadership style, and strategic mindset position him well to continue the Bank’s tradition of stability and thoughtful growth.” Giering brings more than three decades of commercial banking experience, including senior leadership roles at BMO Harris Bank, Commerce Bank, National City Bank, and First of America Bank. His background includes extensive experience in credit risk management, portfolio leadership, and new business development across multiple industries and markets.

“I am honored to serve as President of Cass Commercial Bank,” said Giering. “Cass has an exceptional legacy built on integrity, disciplined risk management, and strong relationships. I look forward to working with our talented team to support our clients and continue delivering consistent, long-term value.” Giering holds a Master of Business Administration in Finance from Central Michigan University and a Bachelor of Business Administration in Finance from Western Michigan University. About Cass Commercial Bank Founded in 1906, Cass Commercial Bank is a St. Louis-based commercial bank providing sophisticated financial services to privately held businesses, companies, faith-based institutions, and nonprofit organizations. The Bank is a member of the Federal Reserve System and is a wholly owned subsidiary of Cass Information Systems, Inc. About Cass Information Systems, Inc. Cass Information Systems, Inc. is a leading provider of integrated information and payment management solutions. Cass enables enterprises to achieve visibility, control, and efficiency across their supply chains, communications networks, facilities, and other operations. Disbursing tens of billions of dollars annually on behalf of its clients, Cass is uniquely supported by its wholly owned subsidiary, Cass Commercial Bank. Cass is a member of the Russell 2000®.

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