CWST insider trading — Casella Waste Systems Inc
Over the last 90 days, insiders at Casella Waste Systems Inc (CWST) made 0 open-market purchases worth $0 and 4 open-market sales worth $1.71M, making them net sellers by $1.71M. The largest sale was by Casella Douglas R (VICE CHAIRMAN, BD OF DIRECTORS), who sold 15,157 shares for $1.38M on Aug 13, 2026.
Updated Oct 16, 2026.
Recent CWST insider transactions
Every Form 4 filed by Casella Waste Systems Inc officers, directors and 10% owners in the last 90 days, newest first. P = open-market purchase, S = open-market sale; other codes are awards, option exercises, tax withholding or gifts.
| Trade date | Insider | Role | Type | Ownership | Shares | Price | Value | Filing |
|---|---|---|---|---|---|---|---|---|
| Sep 3, 2026 | Burke Michael K | Director | S · Sale | Direct | 1,100 | $95.26 | $105K | Form 4 |
| Aug 26, 2026 | Burke Michael K | Director | S · Sale | Direct | 1,100 | $92.99 | $102K | Form 4 |
| Aug 14, 2026 | Casella Douglas R | VICE CHAIRMAN, BD OF DIRECTORS | S · Sale | Direct | 1,343 | $91.12 | $122K | Form 4 |
| Aug 13, 2026 | Casella Douglas R | VICE CHAIRMAN, BD OF DIRECTORS | S · Sale | Direct | 15,157 | $91.05 | $1.38M | Form 4 |
CWST insider trading FAQ
Are insiders buying CWST stock?
Not on the open market. In the last 90 days, Casella Waste Systems Inc insiders made no open-market purchases, and 4 open-market sales totaling $1.71M. Purchases with the insider's own money are generally seen as a stronger signal than sales, which happen for many reasons (taxes, diversification, planned 10b5-1 sales).
Who are the insiders trading CWST?
Recent sellers: Burke Michael K, Casella Douglas R.
Where does CWST insider trading data come from?
Every transaction comes from SEC Form 4 filings on EDGAR. Company officers, directors and 10% owners must file a Form 4 within two business days of buying or selling. InsiderBolt reads these filings directly from the SEC.
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Insider trading data is for informational purposes only and is not investment advice. Filings can be amended; always confirm details on SEC EDGAR.