X0508 4 2026-02-18 0 0001121484 OIL STATES INTERNATIONAL, INC OIS 0001198828 TAYLOR CINDY B THREE ALLEN CENTER 333 CLAY STREET, SUITE 4620 HOUSTON TX 77002 1 1 0 0 President & CEO 0 Common Stock 2026-02-18 4 A 0 81998 0 A 2122175 D Common Stock 2026-02-18 4 F 0 34726 9.43 D 2087449 D Reflects the number of shares earned in respect to cumulative EBITDA performance-based restricted stock units originally granted on February 16, 2023. On February 18, 2026, the Compensation Committee certified the achievement of the applicable performance metric, which measured cumulative EBITDA of the Company over the three-year period from January 1, 2023 to December 31, 2025. Shares surrendered for payment of tax liability incident to vesting of performance-based restricted stock units. Brian E. Taylor, pursuant to power of attorney 2026-02-19