JPMorgan Chase & Co. Acquires 5.0% Passive Stake in MKS Inc.

On July 16, 2026, JPMorgan Chase & Co. filed a Schedule 13G with the SEC, disclosing a new ownership stake in MKS Inc. (MKSI). As of the event date on June 30, 2026, the financial services giant reported beneficial ownership of 3,417,585 shares of common stock, representing 5.0% of the company's outstanding shares. This filing marks an increase from a previous position of zero, establishing JPMorgan Chase & Co. as a significant passive investor. The shares are held across several subsidiaries, including J.P. Morgan Securities LLC, J.P. Morgan Investment Management Inc., and JPMorgan Chase Bank, National Association. Of the total shares held, JPMorgan reported sole voting power over 3,229,004 shares and sole dispositive power over 3,416,018 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.