| Date | Insider | Title | Code | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Jun 8, 2026 | Green Emily Nagle | Director | G | 600 | $0.0000 | $0.00 |
| Jun 4, 2026 | Kirk Rose M. | Director | A | 1,793 | $83.6500 | $149.98K |
| Jun 4, 2026 | DOODY JOSEPH | Director | A | 1,793 | $83.6500 | $149.98K |
| Jun 4, 2026 | HULLIGAN WILLIAM P | Director | A | 1,793 | $83.6500 | $149.98K |
| Jun 4, 2026 | Sova Gary | Director | A | 1,793 | $83.6500 | $149.98K |
| Jun 4, 2026 | Battles Michael Louis | Director | A | 1,793 | $83.6500 | $149.98K |
| Jun 4, 2026 | Green Emily Nagle | Director | A | 1,793 | $83.6500 | $149.98K |
| Jun 4, 2026 | BURKE MICHAEL K | Director | A | 1,793 | $83.6500 | $149.98K |
| Jun 4, 2026 | CASELLA DOUGLAS R | VICE CHAIRMAN, BD OF DIRECTORS | A | 1,793 | $83.6500 | $149.98K |
| Jun 1, 2026 | CASELLA JOHN W | Director | G | 30,800 | $0.0000 | $0.00 |
| Jun 1, 2026 | CASELLA JOHN W | Director | G | 30,800 | $0.0000 | $0.00 |
| Jun 1, 2026 | CASELLA JOHN W | Director | G | 36,200 | $0.0000 | $0.00 |
| Jun 1, 2026 | CASELLA JOHN W | Director | G | 36,200 | $0.0000 | $0.00 |
| May 26, 2026 | BURKE MICHAEL K | Director | S | 2,305 | $87.5600 | $201.82K |
| May 19, 2026 | Coletta Edmond | PRESIDENT & CEO | S | 4,907 | $90.0700 | $441.97K |
| May 19, 2026 | Coletta Edmond | PRESIDENT & CEO | S | 1,593 | $90.0000 | $143.37K |
| May 19, 2026 | Coletta Edmond | PRESIDENT & CEO | S | 6,000 | $89.0300 | $534.18K |
| Mar 18, 2026 | CASELLA DOUGLAS R | VICE CHAIRMAN, BD OF DIRECTORS | G | 40,000 | $0.0000 | $0.00 |
| Mar 18, 2026 | CASELLA DOUGLAS R | VICE CHAIRMAN, BD OF DIRECTORS | G | 40,000 | $0.0000 | $0.00 |
| Mar 18, 2026 | CASELLA DOUGLAS R | VICE CHAIRMAN, BD OF DIRECTORS | G | 40,000 | $0.0000 | $0.00 |
| Mar 17, 2026 | CASELLA DOUGLAS R | VICE CHAIRMAN, BD OF DIRECTORS | G | 33,000 | $0.0000 | $0.00 |
| Mar 17, 2026 | CASELLA DOUGLAS R | VICE CHAIRMAN, BD OF DIRECTORS | G | 33,000 | $0.0000 | $0.00 |
| Mar 17, 2026 | CASELLA DOUGLAS R | VICE CHAIRMAN, BD OF DIRECTORS | G | 33,000 | $0.0000 | $0.00 |
| Mar 16, 2026 | Helgeson Bradford John | Executive VP and CFO | S | 405 | $87.7300 | $35.53K |
| Mar 16, 2026 | Steves Sean | Sr VP & COO of SW Ops | S | 197 | $87.8000 | $17.30K |
| Mar 16, 2026 | Sayward Shelley E. | SENIOR VP & GENERAL COUNSEL | S | 362 | $87.7300 | $31.76K |
| Mar 16, 2026 | Drohan Kevin | VP & CHIEF ACCOUNTING OFFICER | S | 85 | $87.7300 | $7.46K |
| Mar 16, 2026 | Coletta Edmond | PRESIDENT & CEO | S | 988 | $87.8100 | $86.76K |
| Mar 16, 2026 | CASELLA JOHN W | Director | S | 1,744 | $87.7700 | $153.07K |
| Mar 16, 2026 | Rains Christopher Alan | Sr. VP & Chief Revenue Officer | A | 989 | $0.0000 | $0.00 |
| Mar 12, 2026 | Helgeson Bradford John | Executive VP and CFO | A | 2,756 | $0.0000 | $0.00 |
| Mar 12, 2026 | Steves Sean | Sr VP & COO of SW Ops | S | 97 | $89.7100 | $8.70K |
| Mar 12, 2026 | Sayward Shelley E. | SENIOR VP & GENERAL COUNSEL | S | 129 | $89.7100 | $11.57K |
| Mar 12, 2026 | Sayward Shelley E. | SENIOR VP & GENERAL COUNSEL | A | 1,654 | $0.0000 | $0.00 |
| Mar 12, 2026 | Drohan Kevin | VP & CHIEF ACCOUNTING OFFICER | S | 55 | $89.5200 | $4.92K |
| Mar 12, 2026 | Drohan Kevin | VP & CHIEF ACCOUNTING OFFICER | A | 551 | $0.0000 | $0.00 |
| Mar 12, 2026 | Coletta Edmond | PRESIDENT & CEO | S | 377 | $89.8000 | $33.85K |
| Mar 12, 2026 | Coletta Edmond | PRESIDENT & CEO | A | 6,892 | $0.0000 | $0.00 |
| Mar 12, 2026 | CASELLA JOHN W | Director | S | 963 | $90.0600 | $86.73K |
| Mar 12, 2026 | CASELLA JOHN W | Director | A | 5,513 | $0.0000 | $0.00 |
| Feb 27, 2026 | Sayward Shelley E. | SENIOR VP & GENERAL COUNSEL | S | 1,591 | $92.9100 | $147.82K |
| Feb 27, 2026 | Coletta Edmond | PRESIDENT | S | 3,812 | $93.7000 | $357.18K |
| Feb 27, 2026 | CASELLA JOHN W | CHIEF EXECUTIVE OFFICER | S | 6,726 | $93.1000 | $626.19K |
| Feb 27, 2026 | Drohan Kevin | VP & CHIEF ACCOUNTING OFFICER | S | 675 | $92.6100 | $62.51K |
| Feb 27, 2026 | Steves Sean | Sr VP & COO of SW Ops | S | 1,199 | $92.8900 | $111.38K |
| Feb 26, 2026 | Sayward Shelley E. | SENIOR VP & GENERAL COUNSEL | A | 4,598 | $0.0000 | $0.00 |
| Feb 26, 2026 | Coletta Edmond | PRESIDENT | A | 9,810 | $0.0000 | $0.00 |
| Feb 26, 2026 | CASELLA JOHN W | CHIEF EXECUTIVE OFFICER | A | 23,299 | $0.0000 | $0.00 |
| Feb 26, 2026 | Drohan Kevin | VP & CHIEF ACCOUNTING OFFICER | A | 2,452 | $0.0000 | $0.00 |
| Feb 26, 2026 | Steves Sean | Sr VP & COO of SW Ops | A | 3,433 | $0.0000 | $0.00 |