February 2, 2026 · Form 4 insider transaction
GERSTENBERG ERIC W sold 4,934 shares of Clean Harbors, Inc. at $259.91 per share, a transaction worth $1.28M. The trade was recorded as shares withheld for taxes and disclosed on an SEC Form 4, filed 1 day after the transaction.
Payment of tax liability by withholding of securities incident to vesting of securities in accordance with Rule 16b3.