Trade Summary

Yesterday, McKim Alan S, serving as EXEC CHAIR, CTO. at Clean Harbors Inc (CLH), sold 100,000 shares at $292.65 per share, for a total transaction value of $29,265,000.00. Following this transaction, McKim Alan S now holds 2,266,488 shares of CLH.

This sale represents a 4.00% decrease in McKim Alan S's stake in the company. This is considered a medium-conviction trade.

The trade was executed on Wednesday, March 4, 2026 and publicly disclosed via SEC Form 4 filing on Thursday, March 5, 2026, 1 day after the trade was made.

Clean Harbors Inc operates in the INDUSTRIALS sector, specifically within the WASTE MANAGEMENT industry. Insider selling activity in this sector can provide valuable signals about industry trends and company-specific developments.