Wellington Management Group LLP Increases Stake in Cactus, Inc. to 4.2%

Wellington Management Group LLP, along with its affiliates Wellington Group Holdings LLP and Wellington Investment Advisors Holdings LLP, filed a Schedule 13G/A on May 15, 2026, regarding their holdings in Cactus, Inc. (WHD). The filing indicates that as of March 31, 2026, the reporting entities collectively hold 2,865,426 shares of Common Stock, representing a 4.2% ownership stake in the company. This reflects a significant increase from a zero-position reported in the previous period. The shares are held of record by various investment advisers owned directly or indirectly by Wellington Management Group LLP, including Wellington Management Company LLP. The reporting persons have shared dispositive power over all 2,865,426 shares and shared voting power over 1,968,955 shares. The filing was made under Rule 13d-1(b), certifying that the securities were acquired in the ordinary course of business and not for the purpose of influencing or changing the control of the issuer. This amendment updates the group's beneficial ownership status in the Houston-based oil and gas equipment provider.