John T. Preston, Director at CLEAN HARBORS INC (CLH), sold 2,168 shares at $111.50 ($242K) on 2022-08-08, disclosed to the SEC on 2022-08-09.
Open-market sale of $242k 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 | 2023-03-03 | $506K | — | Filing → |
| CLH | SELL | 2021-03-02 | $1.0M | — | Filing → |
| CLH | SELL | 2018-03-08 | $255K | — | Filing → |