Trade Summary

Yesterday, Robertson Andrea, serving as Dir at CLEAN HARBORS INC (CLH), sold 789 shares at $314.01 per share, for a total transaction value of $247,753.89. Following this transaction, Robertson Andrea now holds 8,979 shares of CLH.

This sale represents a 8.08% decrease in Robertson Andrea's stake in the company. This is considered a high-conviction trade given the significant change in ownership.

The trade was executed on Monday, August 3, 2026 and publicly disclosed via SEC Form 4 filing on Monday, August 3, 2026 at 12:04 PM ET, meaning the disclosure happened on the same day as the trade.

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.