Sotera Health CO Form 4 insider transactions

Michael P Rutz, President of Sterigenics of Sotera Health Co, sold 150,000 shares of common stock on August 7, 2026 for $18.84 per share.

Jonathan M. Lyons, Sr. Vice President, CFO of Sotera Health Co, reported a transaction in 11,316 shares of common stock on August 5, 2026.

Director Ann R. Klee was granted 14,970 restricted stock units as part of the Sotera Health Company 2020 Omnibus Incentive Plan.

Sotera Health CEO Alton Shader was granted 579,573 restricted stock units and 101,817 performance-based share appreciation units.

Director Richard G. Kyle was granted 14,970 restricted stock units as part of the Sotera Health Company 2020 Omnibus Incentive Plan.

Director Kenneth D. Krause was granted 14,970 restricted stock units as part of the company's 2020 Omnibus Incentive Plan.

Director Sean Laurence Cunningham was granted 14,970 restricted stock units as part of the company's 2020 Omnibus Incentive Plan.

Director Karen Flynn was granted 14,970 restricted stock units in Sotera Health Co as part of the company's 2020 Omnibus Incentive Plan.

Director James Neary was granted 14,970 restricted stock units as part of the Sotera Health Company 2020 Omnibus Incentive Plan.

Director Vincent K. Petrella was granted 14,970 restricted stock units as part of the company's 2020 Omnibus Incentive Plan.

Sotera Health director Ruoxi Chen was granted 14,970 restricted stock units as part of the company's 2020 Omnibus Incentive Plan.

Director Christopher Simon was granted 14,970 restricted stock units as part of the Sotera Health Company 2020 Omnibus Incentive Plan.

Director David E. Wheadon was granted 14,970 restricted stock units as part of the Sotera Health Company 2020 Omnibus Incentive Plan.

Warburg Pincus entities divested 19,102,952 shares of Sotera Health Co in an underwritten secondary offering.

Warburg Pincus entities completed the sale of 19,102,952 shares of Sotera Health Company common stock in an underwritten secondary offering.

Sotera Health Co. reports on Alexander Dimitrief's beneficial ownership changes related to tax withholding on vested Restricted Stock Units.

Sotera Health's Chairman and CEO, Michael B. Petras Jr., reported multiple equity transactions including RSU and SAU vesting, tax withholdings, and new grants.

Sotera Health's SVP, General Counsel, and Secretary, Alexander Dimitrief, reported vesting of restricted stock units and associated tax-related share dispositions.

Sotera Health's Sr. VP and CFO, Jonathan M. Lyons, reported a series of RSU vestings, tax-related share disposals, and new RSU grants, increasing his direct beneficial ownership.

Sotera Health's President of Sterigenics, Michael P. Rutz, reported a series of routine stock transactions including RSU vestings, tax withholdings, and new RSU grants.

Sotera Health Director Richard G. Kyle has filed a Form 4 indicating he is no longer subject to Section 16 reporting requirements.

Sotera Health Co's Chairman and CEO, Michael B. Petras Jr., reported the sale of 750,000 shares of common stock at $16.45 per share, effective December 8, 2025.

Warburg Pincus & Co., a significant shareholder and director of Sotera Health Co., reported the sale of 9,720,000 shares of common stock for $16.33 per share.

Warburg Pincus and its affiliated entities sold 9.72 million shares of Sotera Health Co. common stock for approximately $158.7 million in a pre-planned transaction.

GTCR Investment XI LLC and affiliated funds, significant shareholders and directors of Sotera Health Co, sold 6,480,000 shares of common stock for $16.33 per share.

GTCR Investment XI LLC and affiliated funds sold 12 million shares of Sotera Health Co common stock for $15.651 per share in a public secondary offering.

Warburg Pincus entities, a director and 10% owner of Sotera Health Co, sold 18 million shares of common stock for $15.651 per share in a public secondary offering.

Warburg Pincus entities, a 10% owner and director, sold 18 million shares of Sotera Health Co common stock for $15.651 per share in a pre-planned secondary offering.

Warburg Pincus, a 10% owner and director of Sotera Health Co, sold 12 million shares of common stock for $15.111 per share in a pre-planned secondary offering.

Warburg Pincus and affiliated entities sold 12 million shares of Sotera Health Co common stock for $15.111 per share in a secondary offering.