| Insiders | Shares | % | Avg Price | Total $ | |
|---|---|---|---|---|---|
| Buys | 2 | +3,050 | 1.7% | $219.00 | +$667,949 |
| Sells | 8 | -172,889 | 98% | $219.86 | -$38,011,349 |
| Net | -6 | -169,839 | -97% | -$37,343,400 |
| Name | Relationship | Holdings Value | Past Year Net Change | Change % | Report Date |
|---|---|---|---|---|---|
| ALAN S. MCKIM | EXEC CHAIR, CTO., Director | $615,382,502 | -$33,591,798 | -5.2% | 16 Sep 2025 |
| Michael Battles | CO-CEO, Director | $19,359,718 | +$467,000 | +2.5% | 01 Aug 2025 |
| Brian P. Weber | Evp (Chesi) | $12,260,724 | -$689,461 | -5.3% | 01 Jul 2025 |
| ERIC W. GERSTENBERG | Co Ceo | $12,154,368 | -$1,963,738 | -14% | 16 Dec 2025 |
| GEORGE L. CURTIS | Exec. Vice President (Chesi) | $9,909,345 | 09 Dec 2025 | ||
| Sharon M. Gabriel | Evp/Cio (Chesi) | $6,387,469 | 02 Jan 2026 | ||
| MICHAEL J. TWOHIG | Evp (Chesi) | $5,147,223 | 27 Mar 2023 | ||
| THOMAS J. SHIELDS | Director | $5,130,278 | 25 May 2022 | ||
| EDWARD G. GALANTE | Director | $4,814,434 | 21 May 2025 | ||
| Eric J. Dugas | Evp Chief Financial Officer | $4,427,560 | +$200,949 | +4.8% | 01 Jul 2025 |
| Rebecca Underwood | President & Evp Facilities | $4,160,431 | 15 Dec 2025 | ||
| Robert Speights | President, Industrial Services | $3,726,671 | -$752,466 | -17% | 27 May 2025 |
| Jeroen Diderich | EVP&President of Sales&Service | $3,123,351 | 02 Jun 2025 | ||
| Loan Nguyen Mansy | President Env Sales & Service | $3,061,364 | 21 Aug 2023 | ||
| Rod Marlin | Director | $2,930,084 | 10 May 2021 | ||
| Lauren States | Director | $2,669,601 | -$333,170 | -11% | 13 Nov 2025 |
| John R. Welch | Director | $2,384,618 | -$285,638 | -11% | 17 Dec 2025 |
| Andrea Robertson | Director | $2,219,887 | -$195,323 | -8.1% | 05 Aug 2025 |
| Charles H. Geer II | EVP, Industrial Services | $2,121,617 | 15 Dec 2025 | ||
| Robert Willett | Director | $1,819,506 | 21 May 2025 | ||
| Melkeya McDuffie | Evp, Human Resources Officer | $1,800,467 | 24 May 2023 | ||
| Robert W. Harrison | Evp, Ehs | $1,392,507 | 15 Dec 2025 | ||
| JOHN T. PRESTON | Director | $1,240,431 | 21 May 2025 | ||
| Marcy L. Reed | Director | $1,148,253 | 21 May 2025 | ||
| EUGENE G. BANUCCI | Director | $998,515 | 09 Jun 2023 | ||
| Shelley Stewart JR | Director | $751,206 | 21 May 2025 | ||
| Alison A. Quirk | Director | $666,148 | -$199,755 | -23% | 05 Jun 2025 |
| Karyn Polito | Director | $585,090 | 21 May 2025 | ||
| Jeffrey H. Knapp | Evp Hr (Chesi) | $508,890 | 23 Nov 2021 |
| Insider | Symbol | Class | Transaction | % | Value $ | * Price $ | Shares | Shares Owned | Date | Ownership |
|---|