List of insiders holdings for Sotera Health Co:
- Shares directly owned by the insider.
- Shares indirectly owned by the insider.
- Total shares owned by the insider (sum of shares directly and indirectly owned).
- Total market value if available.
- Shares are not adjusted for stock split.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
What is insider trading>>
- Peter Lynch
What is insider trading>>
| # | Insider Holder Name | Report Date Time | Shares Owned Directly Indirectly | Total Shares Owned | Filing |
| 1 | WARBURG PINCUS & CO. Warburg Pincus Private Equity XI-C L.P. Warburg Pincus (Cayman) XI L.P. Warburg Pincus XI-C LLC Warburg Pincus Partners II (Cayman) L.P. Warburg Pincus (Bermuda) Private Equity GP Ltd. WARBURG PINCUS LLC Warburg Pincus Partners GP LLC Director 10% Owner | 2025-09-10 16:37:30 | 103,038,253 0 | 103,038,253 | Form 13G |
| 2 | WARBURG PINCUS & CO. Warburg Pincus Private Equity XI L.P. WP XI Partners L.P. Warburg Pincus XI Partners L.P. Warburg Pincus Private Equity XI-B L.P. Bull Co-Invest L.P. Bull Holdco L.P. Warburg Pincus XI L.P. WP Global LLC Warburg Pincus Partners II L.P. Director 10% Owner | 2025-09-10 16:37:30 | 103,038,253 0 | 103,038,253 | Form 13G |
| 3 | GTCR INVESTMENT XI LLC GTCR FUND XI GTCR FUND XI GTCR CO-INVEST XI LP GTCR PARTNERS XI/A&C LP Director 10% Owner | 2025-09-10 16:15:03 | 103,038,253 0 | 103,038,253 | Form 13G |
| 4 | Petras Michael B. Jr. Chairman & CEO | 2025-03-04 21:49:47 | 5,671,982 5,253,580 | 10,925,562 | Form 4 |
| 5 | DIMITRIEF ALEXANDER SVP, General Counsel and Sec. | 2025-03-04 20:34:18 | 1,067,233 0 | 1,067,233 | Form 4 |
| 6 | Leffler Scott J. CFO and Treasurer | 2022-03-04 16:13:34 | 1,058,037 0 | 1,058,037 | Form 4 |
| 7 | Rutz Michael P President of Sterigenics | 2025-08-26 18:08:01 | 772,093 0 | 772,093 | Form 4 |
| 8 | Klaben Matthew J Interim SVP, GC and Secretary | 2022-10-07 16:24:47 | 194,214 314,286 | 508,500 | Form 3 |
| 9 | Lyons Jonathan M. Sr. Vice President, CFO | 2025-08-07 18:09:02 | 334,813 0 | 334,813 | Form 4 |
| 10 | Hammons Terry SVP, GC and Secretary | 2022-03-04 16:14:30 | 126,404 0 | 126,404 | Form 4 |
| 11 | Klee Ann R. Director | 2025-05-27 16:41:24 | 125,956 0 | 125,956 | Form 4 |
| 12 | CUNNINGHAM SEAN LAURENCE Director | 2025-05-27 16:39:45 | 80,781 0 | 80,781 | Form 4 |
| 13 | MIHAS CONSTANTINE S Director | 2025-05-27 16:42:53 | 80,781 0 | 80,781 | Form 4 |
| 14 | Neary James Director | 2025-05-27 16:44:04 | 80,781 0 | 80,781 | Form 4 |
| 15 | PETRELLA VINCENT K Director | 2025-05-27 16:45:31 | 80,781 0 | 80,781 | Form 4 |
| 16 | Chen Ruoxi Director | 2025-05-27 16:38:08 | 80,781 0 | 80,781 | Form 4 |
| 17 | Wheadon David E. Director | 2025-05-27 16:46:51 | 74,912 0 | 74,912 | Form 4 |
| 18 | Donnini David Director | 2024-05-29 16:34:23 | 61,649 0 | 61,649 | Form 4 |
| 19 | Knauss Robert Brown Director | 2025-05-27 16:48:11 | 54,933 0 | 54,933 | Form 4 |
| 20 | Flynn Karen Director | 2025-05-27 16:49:27 | 39,221 0 | 39,221 | Form 4 |
| 21 | GEVEDA STEPHANIE Director | 2022-05-31 17:39:14 | 25,848 0 | 25,848 | Form 4 |
| 22 | Simon Christopher Director | 2025-05-27 16:36:40 | 19,132 0 | 19,132 | Form 4 |
| 23 | BIEHL MICHAEL F Interim CFO | 2022-07-26 17:02:58 | 0 0 | 0 | Form 3 |