March 13, 2026 · Form 4 insider transaction
Underwood Rebecca sold 125 shares of Clean Harbors, Inc. at $288.93 per share, a transaction worth $36.1K. The trade was recorded as shares withheld for taxes and disclosed on an SEC Form 4, filed 4 days after the transaction.
Payment of tax liability by withholding of securities incident to vesting of securities in accordance with Rule 16b3.