Form 8-K

8-K — PEOPLES BANCORP INC

Accession: 0000318300-26-000153

Filed: 2026-04-28

Period: 2026-04-28

CIK: 0000318300

SIC: 6022 (STATE COMMERCIAL BANKS)

Item: Submission of Matters to a Vote of Security Holders

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UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934

Date of Report: April 28, 2026

PEOPLES BANCORP INC.

(Exact name of Registrant as specified in its charter)

Ohio 000-16772 31-0987416

(State or other jurisdiction (Commission File (I.R.S. Employer

of incorporation) Number) Identification Number)

138 Putnam Street, PO Box 738

Marietta, Ohio 45750-0738

(Address of principal executive offices) (Zip Code)

Registrant's telephone number, including area code: (740) 373-3155

Not applicable

(Former name or former address, if changed since last report)

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 (17 CFR 230.425)

☐ Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

☐ Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

☐ Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

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

Title of each class Trading Symbol(s) Name of each exchange on which registered

Common shares, without par value PEBO The Nasdaq Stock 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 5.07 Submission of Matters to a Vote of Security Holders

On April 23, 2026, Peoples Bancorp Inc. (“Peoples”) held its 2026 Annual Meeting of Shareholders (the “Annual Meeting”) with 27,707,182 (77%) of the 35,917,291 common shares outstanding and entitled to vote on the February 23, 2026 record date represented in person or by proxy.

Eleven directors of Peoples were elected to serve terms of one year each: S. Craig Beam, David F. Dierker, W. Glenn Hogan, Brooke W. James, Susan D. Rector, Kevin R. Reeves, Carol A. Schneeberger, Frances A. Skinner, Dwight E. Smith, Michael N. Vittorio, and Tyler J. Wilcox.

The following is a summary of the voting results (excluding fractional shares):

Nominee For Withheld Abstentions Broker Non-Votes

S. Craig Beam 21,026,037 406,868 not applicable 6,274,277

David F. Dierker 21,075,003 357,902 not applicable 6,274,277

W. Glenn Hogan 21,258,424 174,481 not applicable 6,274,277

Brooke W. James 20,370,658 1,062,247 not applicable 6,274,277

Susan D. Rector 20,353,130 1,079,775 not applicable 6,274,277

Kevin R. Reeves 21,224,320 208,585 not applicable 6,274,277

Carol A. Schneeberger 21,279,880 153,025 not applicable 6,274,277

Francis A. Skinner 20,681,723 751,182 not applicable 6,274,277

Dwight E. Smith 20,631,784 801,121 not applicable 6,274,277

Michael N. Vittorio 21,256,260 176,645 not applicable 6,274,277

Tyler J. Wilcox 21,165,105 267,800 not applicable 6,274,277

Also at the Annual Meeting, Peoples' shareholders: (1) approved, in a non-binding advisory vote, the compensation of Peoples' named executive officers as disclosed in Peoples' proxy statement for the Annual Meeting; and (2) ratified the appointment of Ernst & Young LLP as Peoples’ independent registered public accounting firm for the fiscal year ending December 31, 2026. The following is a summary of the voting results (excluding fractional shares):

Proposal For Against Abstention Broker Non-Votes

Non-binding advisory vote on executive compensation 20,897,915 415,283 119,706 6,274,277

Proposal For Against Abstentions Broker Non-Votes

Ratification of the appointment of independent registered public accounting firm 27,162,783 503,469 40,929 —

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.

PEOPLES BANCORP INC.

Date: April 28, 2026 By:/s/ KATIE BAILEY

Katie Bailey

Executive Vice President,

Chief Financial Officer and Treasurer

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138 Putnam Street, PO Box 738

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