InsiderTrades

Form 4 for CWST CASELLA WASTE SYSTEMS INC

Accepted 2026-08-14 17:16:05 ET · period of report 2026-08-13 · accession 0001055353-26-000008 · 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
M 2026-08-14 17:16 2026-08-13+ CWST CASELLA DOUGLAS R VICE COB, BD OF DIRECTORS, Dir S - Sale $91.05 -16.5K 90.1K -15% -$1.50M

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Class A Common Stock 2026-08-13 S D 1,838 $90.89 104,803 D — —
2 Common Class A Common Stock 2026-08-13 S D 13,319 $91.07 91,484 D — — (F1) Represents the weighted average sales price for shares sold in multiple transactions, ranging from $91.00 to $91.23. Upon request of the staff of the Securities and Exchange Commission, the issuer or a security holder of the issuer, the reporting person will provide full information regarding the number of shares sold at each separate price.
3 Common Class A Common Stock 2026-08-14 S D 1,343 $91.12 90,141 D — — (F2) Represents the weighted average sales price for shares sold in multiple transactions, ranging from $91.04 to $91.26. Upon request of the staff of the Securities and Exchange Commission, the issuer or a security holder of the issuer, the reporting person will provide full information regarding the number of shares sold at each separate price.