CLH SEC Form 4 filings
Clean Harbors Inc Latest Insider Trading Activity
Over the past 586 days, 10 insider trades from Clean Harbors Inc (CLH). The most recent SEC Form 4 filing shows a sale by States Lauren (Clean Harbors Inc Director) on May 26, 2026 involving 789 shares at $286.19 per share. This page shows up to the 10 most recent SEC Form 4 filing records on a 6-hour delay. Sign up for real-time updates and access to 20 years of historic insider trading data.
Insider Trading For CLH Charted on Daily Candles. Scroll left or zoom out to load earlier candles (up to 2 years).
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| Ticker | Filing Date | Transaction Date | Company | Insider | Title | Transaction | Trade Count | Shares | Avg. Price | Total Value | Position Size Change | SEC Filing |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Unexplained: transactions without an ESPP, DRIP, 10b5-1, tax liability, or Explained M/S tag. CLH | 2026-05-27 | 2026-05-26 | Clean Harbors Inc | States Lauren | Director | Sell | 1 | 789 | $286.19 | $225,803.91 | 6.49% | View Filing |
| Unexplained: transactions without an ESPP, DRIP, 10b5-1, tax liability, or Explained M/S tag. CLH | 2026-05-14 | 2026-05-11 | Clean Harbors Inc | Polito Karyn | Director | Buy | 1 | 460 | $295.13 | $135,759.80 | 13.24% | View Filing |
| Unexplained: transactions without an ESPP, DRIP, 10b5-1, tax liability, or Explained M/S tag. CLH | 2026-03-19 | 2026-03-18 | Clean Harbors Inc | Reed Marcy L. | Director | Sell | 1 | 836 | $287.94 | $240,717.84 | 14.13% | View Filing |
| Unexplained: transactions without an ESPP, DRIP, 10b5-1, tax liability, or Explained M/S tag. CLH | 2026-03-19 | 2026-03-18 | Clean Harbors Inc | Gerstenberg Eric W | CO-CEO | Sell | 1 | 1,000 | $293.00 | $293,000.00 | 2.51% | View Filing |
| Unexplained: transactions without an ESPP, DRIP, 10b5-1, tax liability, or Explained M/S tag. CLH | 2026-03-17 | 2026-03-17 | Clean Harbors Inc | Weber Brian P | EVP (CHESI) | Sell | 1 | 4,683 | $293.39 | $1,373,945.37 | 8.77% | View Filing |
| Unexplained: transactions without an ESPP, DRIP, 10b5-1, tax liability, or Explained M/S tag. CLH | 2026-03-05 | 2026-03-04 | Clean Harbors Inc | Mckim Alan S | EXEC CHAIR, CTO | Sell | 1 | 100,000 | $292.65 | $29,265,000.00 | 4.62% | View Filing |
| Unexplained: transactions without an ESPP, DRIP, 10b5-1, tax liability, or Explained M/S tag. CLH | 2026-02-24 | 2026-02-23 | Clean Harbors Inc | Gerstenberg Eric W | CO-CEO | Sell | 1 | 2,500 | $279.86 | $699,650.00 | 5.49% | View Filing |
| Unexplained: transactions without an ESPP, DRIP, 10b5-1, tax liability, or Explained M/S tag. CLH | 2026-02-23 | 2026-02-19 | Clean Harbors Inc | Mckim Alan S | EXEC CHAIR, CTO | Sell | 1 | 100,000 | $281.14 | $28,114,000.00 | 4.21% | View Filing |
| Unexplained: transactions without an ESPP, DRIP, 10b5-1, tax liability, or Explained M/S tag. CLH | 2025-08-04 | 2025-08-01 | Clean Harbors Inc | Battles Michael Louis | CO-CEO | Buy | 1 | 2,000 | $233.50 | $467,000.00 | 2.41% | View Filing |
| Unexplained: transactions without an ESPP, DRIP, 10b5-1, tax liability, or Explained M/S tag. CLH | 2025-03-11 | 2025-03-10 | Clean Harbors Inc | Dugas Eric J. | EVP CHIEF FINANCIAL OFFICER | Buy | 1 | 1,050 | $191.38 | $200,949.00 | 4.33% | View Filing |
⚠️ THE SAMPLE ABOVE IS DEFERRED BY 6 HOURS ⚠️
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