Michael J. Twohig, EVP (CHESI) at CLEAN HARBORS INC (CLH), sold 2,500 shares at $86.67 ($217K) on 2019-12-27, disclosed to the SEC on 2019-12-27.
Seasonal sale ($217k) by EVP (CHESI) — this insider has traded CLH in December in at least three consecutive prior years. Pattern-driven, low signal.
Nothing distinguishes this filing.
| Filing → |
| CLH | SELL | 2021-03-17 | $805K | — | Filing → |
| CLH | SELL | 2018-09-07 | $587K | — | Filing → |
| CLH | SELL | 2018-06-06 | $303K | — | Filing → |