CWST's three largest insider shareholders as of June 09, 2026 are Douglas R Casella (Vice Chairman, Bd Of Directors, 494.10K shares), John W Casella (Chief Executive Officer, 494.00K shares), Edmond Coletta (President Ceo, 152.62K shares).
| Holder | Position | Shares (Direct) | Shares (Indirect) | Report Date |
|---|---|---|---|---|
| John W Casella | Chief Executive Officer | 166,000 | 328,000 | 15 Nov, 2022 |
| Douglas R Casella | Vice Chairman, Bd Of Directors | 129,000 | 365,100 | 24 Mar, 2026 |
| Joseph Doody | - | 11,350 | 0 | 09 Jun, 2025 |
| Michael K Burke | - | 16,353 | 0 | 09 Jun, 2025 |
| Michael Louis Battles | - | 8,496 | 0 | 09 Jun, 2025 |
| Edwin D Johnson | President Coo | 121,252 | 0 | 06 Jun, 2022 |
| Edmond Coletta | President Ceo | 152,618 | 0 | 16 Mar, 2026 |
| Christopher Heald | Vp Chief Accounting Officer | 38,664 | 0 | 16 Mar, 2022 |
| Bradford John Helgeson | Executive Vp And Cfo | 7,342 | 0 | 16 Mar, 2026 |
| Rose M. Kirk | - | 8,042 | 0 | 09 Jun, 2025 |
| Shelley E. Sayward | Senior Vp General Counsel | 28,369 | 0 | 16 Mar, 2026 |
| Gary Sova | - | 6,411 | 0 | 09 Jun, 2025 |
| Kevin Drohan | Vp Chief Accounting Officer | 7,873 | 0 | 16 Mar, 2026 |
| Paul Ligon | Sr Vp Of Sustainable Growth | 18,347 | 0 | 05 Aug, 2025 |
| Sean Steves | Sr Vp Coo Of Sw Ops | 9,375 | 0 | 16 Mar, 2026 |
| Christopher Alan Rains | Sr. Vp Chief Revenue Officer | 989 | 0 | 17 Mar, 2026 |
* Please note that the shares above only reflect shares from the fund portfolio and the institutional portfolio. Shares from the personal portfolio are excluded from this Institutional Ownership Page. See these insiders' latest transactions here on Insider Page.
| Transaction Date | Insider Name | Security Class | Transaction Type | Shares Traded | Price | Shares Remaining | Ownership | Code |
|---|---|---|---|---|---|---|---|---|
| 18 Mar, 2026 | Douglas R Casella | Class B Common Stock | D | 40,000 | $0.00 | 129,000 | D | G |
| 18 Mar, 2026 | Douglas R Casella | Class B Common Stock | A | 40,000 | $0.00 | 177,000 | I | G |
| 17 Mar, 2026 | Douglas R Casella | Class B Common Stock | D | 33,000 | $0.00 | 24,100 | I | G |
| 17 Mar, 2026 | Douglas R Casella | Class B Common Stock | A | 33,000 | $0.00 | 164,000 | I | G |
| 16 Mar, 2026 | Christopher Alan Rains | Class A Common Stock | A | 989 | $0.00 | 989 | D | A |
| 16 Mar, 2026 | Christopher Alan Rains | Class A Common Stock | A | 989 | $0.00 | 989 | D | A |
| 12 Mar, 2026 | Edmond Coletta | Class A Common Stock | A | 6,892 | $0.00 | 153,983 | D | A |
| 12 Mar, 2026 | Shelley E. Sayward | Class A Common Stock | A | 1,654 | $0.00 | 28,860 | D | A |
| 12 Mar, 2026 | Bradford John Helgeson | Class A Common Stock | A | 2,756 | $0.00 | 7,747 | D | A |
| 12 Mar, 2026 | Edmond Coletta | Class A Common Stock | A | 6,892 | $0.00 | 153,983 | D | A |
| 12 Mar, 2026 | Sean Steves | Class A Common Stock | D | 97 | $89.71 | 9,572 | D | S |
| 12 Mar, 2026 | Kevin Drohan | Class A Common Stock | A | 551 | $0.00 | 8,013 | D | A |
| 12 Mar, 2026 | Sean Steves | Class A Common Stock | D | 97 | $89.71 | 9,572 | D | S |
| 12 Mar, 2026 | Kevin Drohan | Class A Common Stock | A | 551 | $0.00 | 8,013 | D | A |
| 12 Mar, 2026 | Bradford John Helgeson | Class A Common Stock | A | 2,756 | $0.00 | 7,747 | D | A |
| 12 Mar, 2026 | John W Casella | Class A Common Stock | A | 5,513 | $0.00 | 33,502 | D | A |
| 12 Mar, 2026 | Shelley E. Sayward | Class A Common Stock | A | 1,654 | $0.00 | 28,860 | D | A |
| 12 Mar, 2026 | Shelley E. Sayward | Class A Common Stock | D | 129 | $89.71 | 28,731 | D | S |
| 16 Mar, 2026 | Sean Steves | Class A Common Stock | D | 197 | $87.80 | 9,375 | D | S |
| 16 Mar, 2026 | Bradford John Helgeson | Class A Common Stock | D | 405 | $87.73 | 7,342 | D | S |