BlackRock, Inc. Increases Stake in Sotera Health Co

BlackRock, Inc. has filed a Schedule 13G with the SEC, disclosing an increased ownership in Sotera Health Co. As of the snapshot date of October 17, 2025, BlackRock, Inc. holds 14,871,791 shares of Sotera Health Co's common stock, representing a 5.2% ownership stake. This marks an increase of 1,152,318 shares from their previous holdings, reflecting an 8.4% rise in shares and a 59.19% increase in the value of their holdings. The filing indicates that BlackRock, Inc. has sole voting power over 14,321,004 shares and sole dispositive power over all 14,871,791 shares. The filing also notes that various persons have the right to receive dividends or direct the sale of the shares, but no single person's interest exceeds 5% of the total outstanding shares. The filing was signed by Spencer Fleming, Managing Director of BlackRock, Inc.