(Mark One) ☒QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACTOF 1934 ☐TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGEACT OF 1934 Indicate by check mark whether the registrant (1) has filed all reports required to be filed by Section 13 or 15(d) of the Securities Exchange Actof 1934 during the preceding 12 months (or for such shorter period that the registrant was required to file such reports), and (2) has beensubject to such filing requirements for the past 90 days. YesNo Indicate by check mark whether the registrant has submitted electronically every Interactive Data File required to be submitted pursuant to Rule405 of Regulation S-T (§232.405 of this chapter) during the preceding 12 months (or for such shorter period that the registrant was required tosubmit such files). YesNo Indicate by check mark whether the registrant is a large accelerated filer, an accelerated filer, a non-accelerated filer, a smaller reportingcompany, or an emerging growth company.See the definitions of “large accelerated filer,” “accelerated filer,” “smaller reporting company,”and "emerging growth company" in Rule 12b-2 of the Exchange Act. Large accelerated filerNon-accelerated filer If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complyingwith any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act.☐ Indicate by check mark whether the registrant is a shell company (as defined in Rule 12b-2 of the Exchange Act). Yes☐No☒ APPLICABLE ONLY TO CORPORATE ISSUERS:Indicate the number of shares outstanding of each of the issuer’s classes of common stock, as of the latest practicable date:35,923,471 common Table of Contents PART I – FINANCIAL INFORMATIONITEM 1.FINANCIAL STATEMENTSCONSOLIDATED BALANCE SHEETS (Unaudited)CONSOLIDATED STATEMENTS OF OPERATIONS (Unaudited)CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS) (Unaudited)CONSOLIDATED STATEMENTS OF STOCKHOLDERS’ EQUITY (Unaudited)CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (Unaudited)NOTES TO THE UNAUDITED CONDENSED CONSOLIDATED FINANCIAL STATEMENTSITEM 2.MANAGEMENT’S DISCUSSION AND ANALYSIS OF FINANCIAL CONDITION AND RESULTS OFOPERATIONSEXECUTIVE SUMMARYRESULTS OF OPERATIONSFINANCIAL CONDITIONITEM 3.QUANTITATIVE AND QUALITATIVE DISCLOSURES ABOUT MARKET RISKITEM 4.CONTROLS AND PROCEDURESPART II – OTHER INFORMATIONITEM 1.LEGAL PROCEEDINGSITEM 1A.RISK FACTORSITEM 2.UNREGISTERED SALES OF EQUITY SECURITIES AND USE OF PROCEEDSITEM 3.DEFAULTS UPON SENIOR SECURITIESITEM 4. MINE SAFETY DISCLOSURESITEM 5.OTHER INFORMATIONITEM 6.EXHIBITSSIGNATURES PART I - FINANCIAL INFORMATION PEOPLES BANCORP INC. AND SUBSIDIARIESNOTES TO THE UNAUDITED CONDENSED CONSOLIDATED FINANCIAL STATEMENTS Note 1 Summary of Significant Accounting Policies Basis of Presentation:The accompanying Unaudited Condensed Consolidated Financial Statements of Peoples Bancorp Inc. and itssubsidiaries ("Peoples" refers to Peoples Bancorp Inc. and its consolidated subsidiaries collectively, except where the context indicates thereference relates solely to Peoples Bancorp Inc.) have been prepared in accordance with accounting principles generally accepted in the UnitedStates ("US GAAP") for interim financial information and the instructions for Form 10-Q and Article10 of RegulationS-X.Accordingly, these The accounting and reporting policies followed in the presentation of the accompanying Unaudited Condensed Consolidated FinancialStatements are consistent with those described in "Note 1 Summary of Significant Accounting Policies" of the Notes to the ConsolidatedFinancial Statements included in Peoples’ 2025 Form 10-K, as updated by the information contained in this Quarterly Report on Form 10-Q forthe quarterly period ended March31, 2026 (this "Form 10-Q").Management has evaluated all significant events and transactions that occurredafter March31, 2026 for potential recognition or disclosure in these Unaudited Condensed Consolidated Financial Statements.In the opinion ofmanagement, these Unaudited Condensed Consolidated Financial Statements reflect all adjustments necessary to present fairly suchinformation for the periods and at the dates indicated. Such adjustments are normal and recurring in nature. Certain items in prior financial The preparation of the condensed consolidated financial statements in conformity with US GAAP requires management to make estimatesand assumptions that affect the amounts reported in the condensed consolidated financial statements and accompanying notes.Results of Operating Segments:As a community banking entity, Peoples offers its customers a full range of products including a complete line ofbanking, leasing, insurance, investment and trust solutions. Peoples’ business activities are currently confined to a single reportable operatingsegment, which is community banking. Peoples’ sing