TETRA TECHNOLOGIES INC 10-Q

Item 5. Other Information. Rule 10b5-1 Trading Arrangements During the three months ended June 30, 2025, no director or officer of TETRA adopted or terminated a “Rule 10b5-1 trading arrangement” or “non-Rule 10b5-1 trading arrangement,” as each term is defined in Item 408(a) of Regulation S-K. 33 Item 6. Exhibits. Exhibits: 3.1 Certificate of Designation of Series A Junior Participating Preferred Stock (incorporated by reference to Exhibit 3.1 to the Company’s Form 8-K filed on March 1, 2023 (SEC File No. 001-13455)). 3.2 Amended and Restated Certificate of Incorporation of TETRA Technologies, Inc. (incorporated by reference to Exhibit 3.1 to the Company’s Form 8-K filed on May 25, 2023 (SEC File No. 001-13455)). 3.3 Second Amended and Restated Bylaws of TETRA Technologies, Inc. (incorporated by reference to Exhibit 3.2 to the Company’s Form 8-K filed on May 25, 2023 (SEC File No. 001-13455)). 10.1*** TETRA Technologies, Inc. Third Amended and Restated 2018 Equity Incentive Plan (incorporated by reference to Exhibit 10.1 to the Company’s Form 8-K filed on June 12, 2025 (SEC File No. 001- 13455). 10.2* *** Form of TETRA Technologies, Inc. Third Amended and Restated 2018 Equity Incentive Plan Restricted Stock Unit Award Agreement. 10.3* *** Form of TETRA Technologies, Inc. Third Amended and Restated 2018 Equity Incentive Plan Restricted Stock Unit Award Agreement for outside directors. 31.1* Certification Pursuant to Rule 13a-14(a) or 15d-14(a) of the Exchange Act, As Adopted Pursuant to Section 302 of the Sarbanes-Oxley Act of 2002. 31.2* Certification Pursuant to Rule 13a-14(a) or 15d-14(a) of the Exchange Act, As Adopted Pursuant to Section 302 of the Sarbanes-Oxley Act of 2002. 32.1** Certification Furnished Pursuant to 18 U.S.C. Section 1350, As Adopted Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002. 32.2** Certification Furnished Pursuant to 18 U.S.C. Section 1350, As Adopted Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002. 101.SCH++ XBRL Taxonomy Extension Schema Document. 101.CAL++ XBRL Taxonomy Extension Calculation Linkbase Document. 101.DEF++ XBRL Taxonomy Extension Definition Linkbase Document. 101.LAB++ XBRL Taxonomy Extension Label Linkbase Document. 101.PRE++ XBRL Taxonomy Extension Presentation Linkbase Document. 104* Cover Page Interactive Data File - the cover page interactive data file does not appear in the Interactive Data File because its XBRL tags are embedded within the Inline XBRL documents * Filed with this report. ** Furnished with this report. *** Management contract or compensatory plan or arrangement. ++ Attached as Exhibit 101 to this report are the following documents formatted in XBRL (Extensible Business Reporting Language): (i) Consolidated Statements of Operations for the three and six-month periods ended June 30, 2025 and 2024; (ii) Consolidated Statements of Comprehensive Income for the three and six-month periods ended June 30, 2025 and 2024; (iii) Consolidated Balance Sheets as of June 30, 2025 and December 31, 2024; (iv) Consolidated Statements of Equity for the six-month periods ended June 30, 2025 and 2024; (v) Consolidated Statements of Cash Flows for the six-month periods ended June 30, 2025 and 2024; and (vi) Notes to Consolidated Financial Statements for the six months ended June 30, 2025. 34 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 thereunto duly authorized. TETRA Technologies, Inc. Date: July 29, 2025 By: /s/Brady M. Murphy Brady M. Murphy President and Chief Executive Officer Principal Executive Officer Date: July 29, 2025 By: /s/Elijio V. Serrano Elijio V. Serrano Senior Vice President and Chief Financial Officer Principal Financial Officer and Principal Accounting Officer 35