T. Rowe Price Associates Acquires 7.0% Stake in Pentair PLC

T. Rowe Price Associates, Inc. has filed a Schedule 13G indicating a significant new ownership position in Pentair PLC (PNR). As of the event date on March 31, 2026, the investment adviser reported beneficial ownership of 11,259,677 shares of common stock, representing a 7.0% stake in the company. This filing marks an increase from a previously reported 0.0% position, establishing T. Rowe Price as a major institutional shareholder. The filing details that the firm holds sole dispositive power over all 11,259,677 shares and sole voting power over 10,988,662 shares. The acquisition was made in the ordinary course of business, with T. Rowe Price certifying that the shares were not acquired for the purpose of influencing or changing the control of the issuer. The total value of the holdings is estimated at approximately $818.35 million based on the reported data. This move highlights a substantial institutional commitment to the London-based water treatment company.