Form4insider filings, from the source

Insider · CIK 0001055353

Douglas R Casella

Files at: CWST. On EDGAR ↗

1M3M6M1Y2YAll datashares as filed — not split-adjusted
Open-market buys & salesbuys $0 · 0sales $1.5M · 1net −$1.5M
$10k$10k$100k$100k$1M$1M$10M$10MbuyssalesSep 2024Jan 2025May 2025Sep 2025Jan 2026May 2026Sep 2026

Reported trades — common stock

TradeReported (ET)CompanySharesAvg priceTotalOwned afterΔ stakeFlags
Aug 13, 2026 SForm 4 →Aug 14, 5:16 pm EDTCASELLA WASTE SYSTEMS INCCWST16,500$91.05$1,502,39190,141−15.5%
Jun 4, 2026 AForm 4 →Jun 5, 4:03 pm EDTCASELLA WASTE SYSTEMS INCCWST1,793$83.65$149,984106,641—
Mar 17, 2026 GForm 4/A →Jun 4, 4:49 pm EDTCASELLA WASTE SYSTEMS INCCWST73,000——170,000—

Reported trades — derivatives (options, RSUs, warrants)

No reported derivative activity in this period.