Results of Operations and Financial Condition. On July 30, 2026, Oil States International, Inc. (the “Company”) published a press release providing information regarding its results of operation and financial condition for the quarter ended June 30, 2026. The information provided in this Report is being furnished and shall not be deemed “filed” for the purposes of Section 18 of the Securities Exchange Act of 1934, as amended, and shall not be deemed incorporated by reference in any filings un…

Lloyd A. Hajdik: The amendment to the Executive Agreement modifies severance benefits but does not indicate a departure or change in role.

Results of Operations and Financial Condition. On May 5, 2026, Oil States International, Inc. (the “Company”) published a press release providing information regarding its results of operation and financial condition for the quarter ended March 31, 2026. The information provided in this Report is being furnished and shall not be deemed “filed” for the purposes of Section 18 of the Securities Exchange Act of 1934, as amended, and shall not be deemed incorporated by reference in any filings und…

CEO — Cindy B. Taylor: Cindy B. Taylor is retiring as CEO and will be succeeded by Lloyd A. Hajdik.

Results of Operations and Financial Condition. On February 20, 2026, Oil States International, Inc. (the “Company”) published a press release providing information regarding its results of operation and financial condition for the quarter ended December 31, 2025. The information provided in this Report is being furnished and shall not be deemed “filed” for the purposes of Section 18 of the Securities Exchange Act of 1934, as amended, and shall not be deemed incorporated by reference in any fi…

Regulation FD Disclosure. On January 28, 2026, the Company issued a press release announcing the entry into a Cash Flow Credit Agreement further described in

Entry into a Material Definitive Agreement. On January 28, 2026 , Oil States International, Inc. (the “Company”) entered into an amended and restated credit agreement (the “Cash Flow Credit Agreement”) among the Company, Wells Fargo Bank, National Association as administrative agent and the lenders and other financial institutions from time to time party thereto. The Cash Flow Credit Agreement amends and restates in its entirety the Asset-based Credit Agreement, dated as of February 10, 2021…

Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant. The information set forth under

Results of Operations and Financial Condition. On October 31, 2025, Oil States International, Inc. (the “Company”) published a press release providing information regarding its results of operation and financial condition for the quarter ended September 30, 2025. The information provided in this Report is being furnished and shall not be deemed “filed” for the purposes of Section 18 of the Securities Exchange Act of 1934, as amended, and shall not be deemed incorporated by reference in any fi…

Results of Operations and Financial Condition. On July 31, 2025, Oil States International, Inc. (the “Company”) published a press release providing information regarding its results of operation and financial condition for the quarter ended June 30, 2025. The information provided in this Report is being furnished and shall not be deemed “filed” for the purposes of Section 18 of the Securities Exchange Act of 1934, as amended, and shall not be deemed incorporated by reference in any filings un…

Results of Operations and Financial Condition. On May 1, 2025, Oil States International, Inc. (the “Company”) published a press release providing information regarding its results of operation and financial condition for the quarter ended March 31, 2025. The information provided in this Report is being furnished and shall not be deemed “filed” for the purposes of Section 18 of the Securities Exchange Act of 1934, as amended, and shall not be deemed incorporated by reference in any filings und…

Changes in Registrant’s Certifying Accountant. (a) Dismissal of Independent Registered Public Accounting Firm. On February 27, 2025, the Audit Committee of the Board of Directors (the “Audit Committee”) of Oil States International, Inc. (the “Company”) dismissed Ernst & Young LLP (“EY”) as the Company’s independent registered public accounting firm. During the Company’s two most recent fiscal years ended December 31, 2024 and December 31, 2023 and during the subsequent interim period from Jan…

Results of Operations and Financial Condition. On February 21, 2025, Oil States International, Inc. (the “Company”) published a press release providing information regarding its results of operation and financial condition for the quarter ended December 31, 2024. The information provided in this Report is being furnished and shall not be deemed “filed” for the purposes of Section 18 of the Securities Exchange Act of 1934, as amended, and shall not be deemed incorporated by reference in any fi…

Results of Operations and Financial Condition. On October 30, 2024, Oil States International, Inc. (the “Company”) published a press release providing information regarding its results of operation and financial condition for the quarter ended September 30, 2024. The information provided in this Report is being furnished and shall not be deemed “filed” for the purposes of Section 18 of the Securities Exchange Act of 1934, as amended, and shall not be deemed incorporated by reference in any fi…

Results of Operations and Financial Condition. On July 29, 2024, Oil States International, Inc. (the “Company”) published a press release providing information regarding its results of operation and financial condition for the quarter ended June 30, 2024. The information provided in this Report is being furnished and shall not be deemed “filed” for the purposes of Section 18 of the Securities Exchange Act of 1934, as amended, and shall not be deemed incorporated by reference in any filings un…

Results of Operations and Financial Condition. On April 26, 2024, Oil States International, Inc. (the “Company”) published a press release providing information regarding its results of operation and financial condition for the quarter ended March 31, 2024. The information provided in this Report is being furnished and shall not be deemed “filed” for the purposes of Section 18 of the Securities Exchange Act of 1934, as amended, and shall not be deemed incorporated by reference in any filings…

Results of Operations and Financial Condition. On February 20, 2024, Oil States International, Inc. (the “Company”) published a press release providing information regarding its results of operation and financial condition for the quarter ended December 31, 2023. The information provided in this Report is being furnished and shall not be deemed “filed” for the purposes of Section 18 of the Securities Exchange Act of 1934, as amended, and shall not be deemed incorporated by reference in any fi…

Results of Operations and Financial Condition. On October 27, 2023, Oil States International, Inc. (the "Company") published a press release providing information regarding its results of operation and financial condition for the quarter ended September 30, 2023. The information provided in this Report is being furnished and shall not be deemed "filed" for the purposes of Section 18 of the Securities Exchange Act of 1934, as amended, and shall not be deemed incorporated by reference in any fi…

Results of Operations and Financial Condition. On July 27, 2023, Oil States International, Inc. (the "Company") published a press release providing information regarding its results of operation and financial condition for the quarter ended June 30, 2023. The information provided in this Report is being furnished and shall not be deemed "filed" for the purposes of Section 18 of the Securities Exchange Act of 1934, as amended, and shall not be deemed incorporated by reference in any filings un…

Results of Operations and Financial Condition. On April 27, 2023, Oil States International, Inc. (the "Company") published a press release providing information regarding its results of operation and financial condition for the quarter ended March 31, 2023. The information provided in this Report is being furnished and shall not be deemed "filed" for the purposes of Section 18 of the Securities Exchange Act of 1934, as amended, and shall not be deemed incorporated by reference in any filings…

Results of Operations and Financial Condition. On February 16, 2023, Oil States International, Inc. (the "Company") published a press release providing information regarding its results of operation and financial condition for the quarter ended December 31, 2022. The information provided in this Report is being furnished and shall not be deemed "filed" for the purposes of Section 18 of the Securities Exchange Act of 1934, as amended, and shall not be deemed incorporated by reference in any fi…

Director — Christopher T. Seaver: Mr. Seaver is retiring from the Board at the conclusion of his current term.

Results of Operations and Financial Condition. On October 27, 2022, Oil States International, Inc. published a press release providing information regarding its results of operation and financial condition for the quarter ended September 30, 2022. The information provided in this Report is being furnished and shall not be deemed “filed” for the purposes of Section 18 of the Securities Exchange Act of 1934, as amended, and shall not be deemed incorporated by reference in any filings under the…

Results of Operations and Financial Condition. On July 27, 2022, Oil States International, Inc. published a press release providing information regarding its results of operation and financial condition for the quarter ended June 30, 2022. The information provided in this Report is being furnished and shall not be deemed “filed” for the purposes of Section 18 of the Securities Exchange Act of 1934, as amended, and shall not be deemed incorporated by reference in any filings under the Securiti…

Executive Vice President and Chief Operating Officer — Philip S. Moses: Philip S. Moses was promoted to Executive Vice President and Chief Operating Officer.