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SEC Form 4/A · accession 0001055353-26-000004

CASELLA WASTE SYSTEMS INC · CWST

Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗

This is an amendment (Form 4/A). It replaces an earlier filing for the same period.
Reporting owner
Douglas R Casella
Officer — VICE CHAIRMAN, BD OF DIRECTORS · Director
Period of report
Mar 17, 2026
Accepted (ET)
Jun 4, 2026 · 4:49 pm EDT
Rule 10b5-1 plan
box not checked
Issuer CIK
0000911177

Table I — non-derivative securities

SecurityDateCodeSharesPriceA/DOwned afterD/INature of ownership
Class B Common StockF2Mar 18, 2026G40,000$0.00A171,000IBy SLAT
Class B Common StockF4Mar 17, 2026G33,000$0.00A170,000IBy SLAT 2

Table II — derivative securities

No Table II lines on this filing.

Explanation of responses