// company-profile
Clean Harbors Inc
CLH// activity-summary
Recent insider activity is bearish. Over the last 30 days, insiders net sold $708K across 2 transactions.
// 90-day insight
Over the last 90 days, Clean Harbors Inc insiders bought $136K (11 transactions) and sold $708K (2 transactions).
- Most active insider: States Lauren with 2 transactions totaling $226K.
- Largest single sale: $482K by Diderich Jeroen on Jun 1, 2026.
Activity skews bullish — buys outpace sales.
Institutional Ownership
Top 13F-HR holders of Clean Harbors Inc as of 2026-03-31
Data source: SEC Form 13F-HR filings. Joined with insider activity above — see who's loading up institutionally while insiders are trading. Full 13F-HR API →
Insider Transactions
Sourced from SEC EDGAR Form 4 filings. Updated hourly.
| Date | Insider | Company | Type | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Jun 1, 2026 | Diderich Jeroen | CLH | Tax Withholding | 1,717 | $281.00 | $482K |
| May 26, 2026 | States Lauren | CLH | Sale | 789 | $286.19 | $226K |
| May 20, 2026 | GALANTE EDWARD G | CLH | Award | 652 | $0.00 | $0K |
| May 20, 2026 | Welch John R. | CLH | Award | 652 | $0.00 | $0K |
| May 20, 2026 | PRESTON JOHN T | CLH | Award | 652 | $0.00 | $0K |
45 more transactions hidden
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