Michael J. Twohig, SVP & Ch. Info. Officer CHESI at CLEAN HARBORS INC (CLHB), sold 1,000 shares at $61.11 ($61K) on 2008-12-19, disclosed to the SEC on 2008-12-22.
Open-market sale of $61k CLHB by SVP & Ch. Info. Officer CHESI. Not flagged as scheduled, tax-driven, or recurring — but no specific bearish signal from our filters. Reasons for insider sales vary widely.
Something here stands out, but not much.
| Filing → |
| CLH | SELL | 2021-03-17 | $805K | — | Filing → |
| CLH | SELL | 2019-12-27 | $217K | — | Filing → |
| CLH | SELL | 2018-09-07 | $587K | — | Filing → |