国际海洋工程 2025年度报告

[X]ANNUAL REPORT PURSUANT TO SECTION 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December31, 2025 OR []TRANSITION REPORT PURSUANT TO SECTION 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from ______________________________ to____________________________. Commission file number 1-10945 A.Full title of the plan and the address of the plan, if different from that of the issuer named below: OCEANEERING RETIREMENT INVESTMENT PLAN B.Name of issuer of the securities held pursuant to the plan and the address of its principal executive office: OCEANEERING INTERNATIONAL, INC.5875 North Sam Houston Parkway West, Suite 400HOUSTON, TEXAS 77086 Oceaneering Retirement Investment PlanForm 11-KINDEX REPORT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM To the U.S. Benefits Administrative Committee of theOceaneering Retirement Investment Plan Opinion on the Financial Statements We have audited the accompanying statements of net assets available for benefits of the Oceaneering RetirementInvestment Plan as of December 31, 2025 and 2024, and the related statement of changes in net assets available forbenefits for the year ended December 31, 2025, and the related notes and schedule (collectively referred to as thefinancial statements). In our opinion, the financial statements present fairly, in all material respects, the net assetsavailable for benefits of Oceaneering Retirement Investment Plan (the Plan) as of December 31, 2025 and 2024, and thechanges in net assets available for benefits for the year ended December 31, 2025, in conformity with accountingprinciples generally accepted in the United States of America. Basis for Opinion These financial statements are the responsibility of the Plan’s management. Our responsibility is to express an opinion onthe Plan’s financial statements based on our audits. We are a public accounting firm registered with the Public CompanyAccounting Oversight Board (United States) (PCAOB) and are required to be independent with respect to the Plan inaccordance with the U.S. federal securities laws and the applicable rules and regulations of the Securities and ExchangeCommission and the PCAOB. We conducted our audits in accordance with the standards of the PCAOB. Those standards require that we plan andperformthe audit to obtain reasonable assurance about whether the financial statements are free of materialmisstatement, whether due to error or fraud. The Plan is not required to have, nor were we engaged to perform, an auditof its internal control over financial reporting. As part of our audits, we are required to obtain an understanding of internalcontrol over financial reporting, but not for the purpose of expressing an opinion on the effectiveness of the Plan’s internalcontrol over financial reporting. Accordingly, we express no such opinion. Our audits included performing procedures to assess the risks of material misstatement of the financial statements,whether due to error or fraud, and performing procedures that respond to those risks. Such procedures includedexamining, on a test basis, evidence regarding the amounts and disclosures in the financial statements. Our audits alsoincluded evaluating the accounting principles used and significant estimates made by management, as well as evaluatingthe overall presentation of the financial statements. We believe that our audits provide a reasonable basis for our opinion. Supplemental Information The supplemental information contained Schedule H, Line 4i – schedule of assets (held at end of year) has beensubjected to audit procedures performed in conjunction with the audit of the Plan's financial statements. The supplementalinformation is the responsibility of the Plan's management. Our audit procedures included determining whether thesupplemental information reconciles to the financial statements or the underlying accounting and other records, asapplicable, and performing procedures to test the completeness and accuracy of the information presented in thesupplemental information. In forming our opinion on the supplemental information, we evaluated whether the supplementalinformation, including its form and content, is presented in conformity with the Department of Labor's Rules andRegulations for Reporting and Disclosure under the Employee Retirement Income Security Act of 1974. In our opinion, thesupplemental information is fairly stated, in all material respects, in relation to the financial statements as a whole. /s/ Harper & Pearson Company, P.C. HARPER & PEARSON COMPANY, P.C.We have served as the Plan’s auditor since 2014.Houston, TexasJune26, 2026harperpearson.com OCEANEERING RETIREMENT INVESTMENT PLANSTATEMENTS OF NET ASSETS AVAILABLE FOR BENEFITS The accompanying notes are an integral part of these financial statements. OCEANEERING RETIREMENT INVESTMENT PLANSTATEMENT OF CHANGES IN NET ASSETS AVAILABLE FOR BENEFITSFOR THE YEAR ENDED December, 31, 2025 The accomp