John R. Welch, Director at CLEAN HARBORS INC (CLH), sold 750 shares at $273.07 ($205K) on 2026-02-19, disclosed to the SEC on 2026-02-20.
Open-market sale of $205k CLH by Director. Not flagged as scheduled, tax-driven, or recurring — but no specific bearish signal from our filters. Reasons for insider sales vary widely.
Nothing distinguishes this filing.
| Filing → |
| CLH | SELL | 2021-08-09 | $545K | — | Filing → |