Form 4 for CWST CASELLA WASTE SYSTEMS INC
Accepted 2026-06-02 17:42:10 ET · period of report 2026-06-01 · accession 0001055352-26-000008 · SEC index · Original document
Summary rows
Aggregated the way they appear in lists: one row per insider, transaction code and security table.
| X | Filed | Traded | Ticker | Insider | Title | Type | Price | Qty | Owned | ΔOwn | Value |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026-06-02 17:42 | 2026-06-01 | CWST | CASELLA JOHN W | Dir | G - Gift | $0.00 | -36.2K | 129.8K | -22% | $0 | |
| MI | 2026-06-02 17:42 | 2026-06-01 | CWST | CASELLA JOHN W | Dir | G - Gift | $0.00 | +36.2K | 167.8K | +28% | $0 |
Purchase Sale Sale after option exercise All abbreviations
Every reported transaction
| # | Table | Security | Date | Code | A/D | Shares | Price | Owned after | Own | Exercise / expiry | Underlying | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Common | Class B Common Stock | 2026-06-01 | G | D | 36,200 | $0.00 | 129,800 | D | — | — | (F1) Represents a gift of shares to the Spousal Lifetime Access Trust ("SLAT") for the benefit of Mr. Casella's spouse. Mr. Casella's spouse is the trustee of the SLAT. |
| 2 | Common | Class B Common Stock | 2026-06-01 | G | A | 36,200 | $0.00 | 170,200 | I By SLAT | — | — | (F1) Represents a gift of shares to the Spousal Lifetime Access Trust ("SLAT") for the benefit of Mr. Casella's spouse. Mr. Casella's spouse is the trustee of the SLAT. (F2) Held by the SLAT for the benefit of Mr. Casella's spouse. Mr. Casella's spouse is the trustee of the SLAT. Mr. Casella disclaims beneficial ownership of the securities indicated to the extent to which he does not have an actual pecuniary interest in such securities. |
| 3 | Common | Class B Common Stock | 2026-06-01 | G | D | 30,800 | $0.00 | 26,300 | I By Spouse | — | — | (F3) Represents a gift of shares to the Spousal Lifetime Access Trust ("SLAT 2") for the benefit of Mr. Casella. Mr. Casella is the trustee of the SLAT 2. (F4) Held by Mr. Casella's spouse. Mr. Casella disclaims beneficial ownership of the securities indicated to the extent to which he does not have an actual pecuniary interest in such securities. |
| 4 | Common | Class B Common Stock | 2026-06-01 | G | A | 30,800 | $0.00 | 167,800 | I by SLAT 2 | — | — | (F3) Represents a gift of shares to the Spousal Lifetime Access Trust ("SLAT 2") for the benefit of Mr. Casella. Mr. Casella is the trustee of the SLAT 2. (F5) Held by the SLAT 2 for the benefit of Mr. Casella. Mr. Casella is the trustee of the SLAT 2. |