Clean Harbors (CLH) insider trading in the last 6 months
One insider bought $39K, 3 sold $1.3M.
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Form 4 filings, newest first
Who files at Clean Harbors
Questions about CLH's insider trades
Are CLH insiders buying or selling?
One insider bought $39K across 1 filing, and 3 insiders sold $1.3M across 3 filings, in the last 6 months. The newest filing: Karyn Polito, Director, bought $39K on Oct 29, 2026.
Who are CLH's biggest insider sellers?
By the dollars of their sales in the last 6 months: Eric W. Gerstenberg (Co-Ceo), 1 sale; Andrea Robertson (Director), 1 sale; Lauren States (Director), 1 sale.
When did a CLH insider last buy?
Karyn Polito, Director, bought CLH shares ($39K) on Oct 29, 2026, filed Nov 2, 2026, the newest insider buy on record.
Clean Harbors's page has its Quality Score, its chart, and its earnings. More in Industrials and Hazardous Waste. CLH is on insider buys, Nov 2 to 8, 2026.