BlackRock, Inc. Reduces Stake in Owens Corning (OC) to 10.0% Ownership

On June 4, 2026, BlackRock, Inc. filed a Schedule 13G/A with the SEC, reporting a 10.0% ownership stake in Owens Corning (OC). This filing serves as Amendment No. 13, reflecting an event date of May 31, 2026. According to the disclosure, BlackRock beneficially owns 8,069,391 shares of common stock. This represents a decrease from their previously reported position of 9,210,864 shares. Of the total shares held, BlackRock has sole voting power over 7,816,343 shares and sole dispositive power over the full 8,069,391 shares. The filing indicates that the securities were acquired in the ordinary course of business and are not held for the purpose of influencing or changing the control of the issuer. Various subsidiaries under BlackRock, Inc. are listed as part of the reporting group. The current market value of the holding is approximately $969.6 million, down from a previous value of roughly $996.8 million. No single person within the reporting units holds more than five percent of the total outstanding common shares.