According to recent filings covering the 90 days ending January 14, 2026, the three most significant insider holders at Casella Waste Systems are Chief Executive Officer John W Casella (205.42K shares), President Edmond Coletta (141.09K shares), President & Coo Edwin D Johnson (121.25K shares).
| Holder | Position | Shares | Report Date |
|---|---|---|---|
| John W Casella | Chief Executive Officer | 205,416 | 09 May, 2025 |
| Edmond Coletta | President | 141,093 | 09 Dec, 2025 |
| Edwin D Johnson | President & Coo | 121,252 | 06 Jun, 2022 |
| Douglas R Casella | Vice Chairman And Bd Of Directors | 104,848 | 09 Dec, 2025 |
| James F Jr Callahan | 42,006 | 03 Jun, 2021 | |
| Christopher Heald | Vp & Chief Accounting Officer | 38,664 | 16 Mar, 2022 |
| Shelley E. Sayward | Senior Vp & General Counsel | 24,199 | 14 Mar, 2025 |
| Emily Nagle Green | 22,472 | 07 Nov, 2025 | |
| Paul Ligon | Sr Vp Of Sustainable Growth | 18,347 | 05 Aug, 2025 |
| Michael K Burke | 16,353 | 09 Jun, 2025 | |
| Joseph Doody | 11,350 | 09 Jun, 2025 | |
| Michael Louis Battles | 8,496 | 09 Jun, 2025 | |
| Rose M. Kirk | 8,042 | 09 Jun, 2025 | |
| Sean Steves | Sr Vp & Coo Of Sw Ops | 7,435 | 14 Mar, 2025 |
| Gary Sova | 6,411 | 09 Jun, 2025 | |
| William P Hulligan | 6,368 | 09 Jun, 2025 | |
| Kevin Drohan | Vp & Chief Accounting Officer | 5,685 | 14 Mar, 2025 |
| Bradford John Helgeson | Executive Vp And Cfo | 4,991 | 10 Nov, 2025 |
* 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 |
|---|---|---|---|---|---|---|---|---|
| 08 Dec, 2025 | Douglas R Casella | Class A Common Stock | D | 3,900 | $0.00 | 104,848 | D | G |
| 08 Dec, 2025 | Edmond Coletta | Class A Common Stock | D | 2,000 | $0.00 | 148,093 | D | G |
| 08 Dec, 2025 | Edmond Coletta | Class A Common Stock | D | 7,000 | $100.07 | 141,093 | D | S |
| 07 Nov, 2025 | Bradford John Helgeson | Class A Common Stock | D | 262 | $87.65 | 4,991 | D | S |
| 05 Nov, 2025 | Emily Nagle Green | Class A Common Stock | D | 1,130 | $0.00 | 15,709 | D | G |
| 04 Nov, 2025 | Emily Nagle Green | Class A Common Stock | D | 1,116 | $89.38 | 16,839 | D | S |
| 04 Aug, 2025 | Paul Ligon | Class A Common Stock | D | 1,000 | $102.84 | 18,347 | D | S |
| 04 Aug, 2025 | Paul Ligon | - | - | 18,347 | D | |||
| 05 Jun, 2025 | Joseph Doody | - | - | 10,916 | D | |||
| 05 Jun, 2025 | Joseph Doody | - | - | 11,350 | D | |||
| 05 Jun, 2025 | Joseph Doody | Class A Common Stock | A | 1,215 | $115.17 | 10,916 | D | A |
| 05 Jun, 2025 | Joseph Doody | Class A Common Stock | A | 434 | $115.17 | 11,350 | D | A |
| 05 Jun, 2025 | Michael K Burke | Class A Common Stock | A | 1,215 | $115.17 | 16,353 | D | A |
| 05 Jun, 2025 | William P Hulligan | Class A Common Stock | A | 1,215 | $115.17 | 6,368 | D | A |
| 05 Jun, 2025 | Michael Louis Battles | Class A Common Stock | A | 1,215 | $115.17 | 8,496 | D | A |
| 05 Jun, 2025 | Emily Nagle Green | Class A Common Stock | A | 1,215 | $115.17 | 16,839 | D | A |
| 05 Jun, 2025 | Rose M. Kirk | Class A Common Stock | A | 1,215 | $115.17 | 8,042 | D | A |
| 05 Jun, 2025 | Gary Sova | Class A Common Stock | A | 1,215 | $115.17 | 6,411 | D | A |
| 03 Jun, 2025 | Paul Ligon | Class A Common Stock | D | 1,000 | $116.98 | 19,347 | D | S |
| 08 May, 2025 | John W Casella | Class A Common Stock | D | 18,093 | $119.87 | 11,416 | D | S |