CLEAN HARBORS INC (CLH) has 19 SEC Form 4 insider filings on record in the last 90 days. No insider purchases were filed — 5 sales totalling $2.8M. Most recent filing: Aug. 18, 2026.
| Date | Insider | Value | Shares | Stake | Pre-planned | Links |
|---|---|---|---|---|---|---|
| Aug. 18, 2026 filed Aug. 14, 2026 | GERSTENBERG ERIC W CO-CEO | −$803,350 | 2,500 | −4% | No | |
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| Aug. 14, 2026 filed July 1, 2026 | GERSTENBERG ERIC W CO-CEO | $163,977 | 564 | −1% | No | |
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| Aug. 14, 2026 filed March 18, 2026 | GERSTENBERG ERIC W CO-CEO | −$293,000 | 1,000 | −2% | No | |
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| Aug. 14, 2026 filed March 13, 2026 | GERSTENBERG ERIC W CO-CEO | $282,285 | 3,143 | −5% | No | |
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| Aug. 14, 2026 filed Feb. 23, 2026 | GERSTENBERG ERIC W CO-CEO | −$699,650 | 2,500 | −4% | No | |
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Showing the 5 most recent of 19 filings in the last 90 days.
Form 4 is the filing company officers, directors and 10% shareholders must submit to the SEC within two business days of trading their own company's stock. Open-market purchases generally carry more signal than sales, which are often scheduled in advance. More on how this works.
Real-time Telegram alerts the moment a Form 4 is filed. Filings shown here are delayed by 72 hours.
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