Eric W. Gerstenberg, CHIEF OPERATING OFFICER(CHESI) at CLEAN HARBORS INC (CLH), sold 32,818 shares at $116.02 ($3.8M) on 2022-12-21, disclosed to the SEC on 2022-12-22.
Seasonal sale ($3.8M) by CHIEF OPERATING OFFICER(CHESI) — this insider has traded CLH in December in at least three consecutive prior years. Pattern-driven, low signal.
Nothing distinguishes this filing.
| # | Price | Shares | Value | % of Total |
|---|---|---|---|---|
| 1 | $116.02 | 16,409 | $1.9M | 50.0% |
| 2 | $116.02 | 16,409 | $1.9M | 50.0% |
| Total | $116.02 avg | 32,818 | $3.8M | 100% |
| Filing → |
| CLH | SELL | 2026-03-19 | $293K | — | Filing → |
| CLH | SELL | 2025-12-17 | $290K | — | Filing → |
| CLH | SELL | 2025-06-09 | $3.6M | — | Filing → |