Brian P. Weber, EVP (CHESI) at CLEAN HARBORS INC (CLH), sold 7,512 shares at $293.39 ($1.7M) on 2026-03-17, disclosed to the SEC on 2026-03-17.
Seasonal sale ($1.7M) by EVP (CHESI) — this insider has traded CLH in March in at least three consecutive prior years. Pattern-driven, low signal.
Nothing distinguishes this filing.
| # | Price | Shares | Value | % of Total |
|---|---|---|---|---|
| 1 | $0.00 | 1,869 | $0 | 0.0% |
| 2 | $288.93 | 960 | $277K | 16.8% |
| 3 | $293.39 | 4,683 | $1.4M | 83.2% |
| Total | $219.82 avg | 7,512 | $1.7M | 100% |
| Filing → |
| CLH | SELL | 2024-03-28 | $3.2M | — | Filing → |
| CLH | SELL | 2023-07-06 | $647K | — | Filing → |
| CLH | SELL | 2023-05-30 | $893K | — | Filing → |