T. Rowe Price Associates Reports 7.7% Stake in Entegris Inc via Amendment No. 5

On May 15, 2026, T. Rowe Price Associates, Inc. filed a Schedule 13G/A with the SEC, reporting an increased stake in Entegris Inc (ENTG). As of the event date on March 31, 2026, the firm beneficially owns 11,652,508 shares of common stock, representing a 7.7% ownership interest in the company. This filing marks an amendment (Amendment No. 5) to their previous holdings. Of the total shares reported, T. Rowe Price Associates, Inc. holds sole dispositive power over all 11,652,508 shares and sole voting power over 11,346,867 shares. The filing indicates that the securities were acquired in the ordinary course of business and are not held for the purpose of changing or influencing control of the issuer. The reporting person is a registered investment adviser based in Maryland. This position reflects a significant increase from the previously reported 0.0% ownership level indicated in the supplemental data, establishing T. Rowe Price as a major institutional shareholder in the semiconductor materials provider.