| Insider | Role | Shares | Value | Buys | Sells |
|---|---|---|---|---|---|
| Date | Ticker | Insider | Role | Type | Shares | Price | Value | Chg% | SEC |
|---|---|---|---|---|---|---|---|---|---|
| Insider | Role | Shares | Value | Buys | Sells |
|---|---|---|---|---|---|
| Date | Ticker | Insider | Role | Type | Shares | Price | Value | Chg% | SEC |
|---|---|---|---|---|---|---|---|---|---|
Over the past 90 days, insiders at Clean Harbors, Inc. (CLH) have been net sellers, shedding 2,375 shares worth roughly $764K on balance. In the past 30 days, 1 insider bought and 0 sold. Recent activity has leaned to the buy side.
Leading the buying is Polito Karyn (Director), now holding an estimated $1.3M in CLH.
Classified under Commercial Services & Supplies (Industrials sector), CLH's insider flows are most useful compared with peers in the same group.
| Role | Insider | Shares | Value | 30d |
|---|---|---|---|---|
| CEO | 94.4K | $27.43M | - | |
| CEO | 56.8K | $18.25M | - | |
| VP | 47.9K | $13.93M | - | |
| VP | 44.3K | $12.88M | - | |
| Other | 30.2K | $9.37M | - |
Buys and sells only
| Date | Insider | Role | Type | Shares | Price | Value | Chg% | 3M | 12M | SEC |
|---|---|---|---|---|---|---|---|---|---|---|
| Feb 23, 2026 | Gerstenberg Eric W | Co-ceo | Sell | 2,500 | $279.86 | $699,650.00 | -5.5% | +2.1% | - | |
| Feb 23, 2026 | Gerstenberg Eric W | Co-ceo | Sell | 2,500 | $279.86 | $699,650.00 | -3.8% | +2.1% | - | |
| Feb 20, 2026 | Dugas Eric J. | EVP Chief Financial Officer | Sell | 2,788 | $281.31 | $784,292.28 | -14.9% | -0.7% | - | |
| Feb 20, 2026 | Gabriel Sharon M. | Evp/ CIO (chesi) | Sell | 3,540 | $282.07 | $998,527.80 | -13.2% | -0.7% | - | |
| Feb 20, 2026 | Dugas Eric J. | EVP Chief Financial Officer | Sell | 2,788 | $281.31 | $784,292.28 | -12.2% | -0.7% | - | |
| Feb 19, 2026 | Welch John R. | Director | Sell | 750 | $273.07 | $204,802.50 | -6.8% | +3.6% | - | |
| Feb 19, 2026 | McKim Alan S | Executive Chair, Cto. | Sell | 100,000 | $281.14 | $28,114,000.00 | -4.2% | +3.6% | - | |
| Dec 16, 2025 | Gerstenberg Eric W | Co-ceo | Sell | 601 | $240.90 | $144,780.90 | -1.2% | +20.6% | - | |
| Aug 1, 2025 | Battles Michael Louis48 | Co-ceo | Buy | 2,000 | $233.50 | $467,000.00 | +2.5% | -8.1% | +33.6% | |
| Jul 31, 2025 | Robertson Andrea46 | - | Sell | 836 | $233.64 | $195,323.04 | -7.8% | -7.6% | +32.7% |