| Date | Insider | Title | Code | Shares | Price | Value |
|---|---|---|---|---|---|---|
| May 26, 2026 | SHADER ALTON | Chief Executive Officer | A | 101,817 | $0.0000 | $0.00 |
| May 26, 2026 | SHADER ALTON | Chief Executive Officer | A | 203,634 | $0.0000 | $0.00 |
| May 26, 2026 | SHADER ALTON | Chief Executive Officer | A | 375,939 | $0.0000 | $0.00 |
| May 22, 2026 | Wheadon David E. | Director | A | 14,970 | $0.0000 | $0.00 |
| May 22, 2026 | Simon, Christopher | Director | A | 14,970 | $0.0000 | $0.00 |
| May 22, 2026 | Chen Ruoxi | Director | A | 14,970 | $0.0000 | $0.00 |
| May 22, 2026 | PETRELLA VINCENT K | Director | A | 14,970 | $0.0000 | $0.00 |
| May 22, 2026 | Neary James | Director | A | 14,970 | $0.0000 | $0.00 |
| May 22, 2026 | Flynn Karen | Director | A | 14,970 | $0.0000 | $0.00 |
| May 22, 2026 | CUNNINGHAM SEAN LAURENCE | Director | A | 14,970 | $0.0000 | $0.00 |
| May 22, 2026 | Krause Kenneth D. | Director | A | 14,970 | $0.0000 | $0.00 |
| May 22, 2026 | Kyle Richard G | Director | A | 14,970 | $0.0000 | $0.00 |
| May 22, 2026 | Klee Ann R. | Director | A | 14,970 | $0.0000 | $0.00 |
| May 13, 2026 | GTCR INVESTMENT XI LLC | Director, 10% Owner | S | 12,735,301 | $15.1680 | $193.17M |
| May 13, 2026 | WARBURG PINCUS & CO. | Director, 10% Owner | S | 19,102,952 | $15.1680 | $289.75M |
| May 13, 2026 | WARBURG PINCUS & CO. | Director, 10% Owner | S | 19,102,952 | $15.1680 | $289.75M |
| Mar 31, 2026 | DIMITRIEF ALEXANDER | Former SVP, GC and Sec. | F | 7,941 | $14.3400 | $113.87K |
| Mar 6, 2026 | GTCR INVESTMENT XI LLC | Director, 10% Owner | S | 10,000,000 | $15.2700 | $152.70M |
| Mar 6, 2026 | WARBURG PINCUS & CO. | Director, 10% Owner | S | 15,000,000 | $15.2700 | $229.05M |
| Mar 6, 2026 | WARBURG PINCUS & CO. | Director, 10% Owner | S | 15,000,000 | $15.2700 | $229.05M |
| Mar 2, 2026 | Rutz Michael P | President of Sterigenics | A | 22,612 | $0.0000 | $0.00 |
| Mar 2, 2026 | Rutz Michael P | President of Sterigenics | M | 14,573 | – | – |
| Mar 2, 2026 | Rutz Michael P | President of Sterigenics | A | 45,223 | $0.0000 | $0.00 |
| Mar 2, 2026 | Rutz Michael P | President of Sterigenics | F | 17,497 | $15.9100 | $278.38K |
| Mar 2, 2026 | Rutz Michael P | President of Sterigenics | M | 14,573 | – | – |
| Mar 2, 2026 | Rutz Michael P | President of Sterigenics | F | 4,495 | $15.9100 | $71.52K |
| Mar 2, 2026 | Rutz Michael P | President of Sterigenics | F | 3,729 | $15.9100 | $59.33K |
| Mar 2, 2026 | Lyons Jonathan M. | Sr. Vice President, CFO | A | 29,678 | $0.0000 | $0.00 |
| Mar 2, 2026 | Lyons Jonathan M. | Sr. Vice President, CFO | M | 17,937 | – | – |
| Mar 2, 2026 | Lyons Jonathan M. | Sr. Vice President, CFO | A | 59,355 | $0.0000 | $0.00 |
| Mar 2, 2026 | Lyons Jonathan M. | Sr. Vice President, CFO | F | 8,240 | $15.9100 | $131.10K |
| Mar 2, 2026 | Lyons Jonathan M. | Sr. Vice President, CFO | F | 23,988 | $15.9100 | $381.65K |
| Mar 2, 2026 | Lyons Jonathan M. | Sr. Vice President, CFO | M | 17,937 | – | – |
| Mar 2, 2026 | Lyons Jonathan M. | Sr. Vice President, CFO | F | 6,046 | $15.9100 | $96.19K |
| Mar 2, 2026 | DIMITRIEF ALEXANDER | SVP, General Counsel and Sec. | M | 16,816 | – | – |
| Mar 2, 2026 | DIMITRIEF ALEXANDER | SVP, General Counsel and Sec. | F | 23,619 | $15.9100 | $375.78K |
| Mar 2, 2026 | DIMITRIEF ALEXANDER | SVP, General Counsel and Sec. | M | 16,816 | – | – |
| Mar 2, 2026 | DIMITRIEF ALEXANDER | SVP, General Counsel and Sec. | F | 7,941 | $15.9100 | $126.34K |
| Mar 2, 2026 | Petras Michael B. Jr. | Chairman & CEO | A | 120,124 | $0.0000 | $0.00 |
| Mar 2, 2026 | Petras Michael B. Jr. | Chairman & CEO | M | 89,686 | – | – |
| Mar 2, 2026 | Petras Michael B. Jr. | Chairman & CEO | A | 240,248 | $0.0000 | $0.00 |
| Mar 2, 2026 | Petras Michael B. Jr. | Chairman & CEO | F | 79,104 | $15.9100 | $1.26M |
| Mar 2, 2026 | Petras Michael B. Jr. | Chairman & CEO | F | 39,552 | $15.9100 | $629.27K |
| Mar 2, 2026 | Petras Michael B. Jr. | Chairman & CEO | M | 89,686 | – | – |
| Mar 2, 2026 | Petras Michael B. Jr. | Chairman & CEO | F | 40,302 | $15.9100 | $641.20K |
| Mar 2, 2026 | Petras Michael B. Jr. | Chairman & CEO | F | 31,339 | $15.9100 | $498.60K |
| Dec 8, 2025 | Petras Michael B. Jr. | Chairman & CEO | S | 39,243 | $16.4500 | $645.55K |
| Dec 8, 2025 | Petras Michael B. Jr. | Chairman & CEO | S | 394,861 | $16.4500 | $6.50M |
| Dec 8, 2025 | Petras Michael B. Jr. | Chairman & CEO | S | 315,896 | $16.4500 | $5.20M |
| Dec 3, 2025 | GTCR INVESTMENT XI LLC | Director, 10% Owner | S | 6,480,000 | $16.3300 | $105.82M |