SEC Filing Summary for Clean Harbors Inc.

This SEC filing details transactions made by Eric W. Gerstenberg, Co-CEO of Clean Harbors Inc. On March 13, 2026, Gerstenberg disposed of 977 shares of Common Stock with a transaction price of $288.93 per share, resulting in a post-transaction share count of 42,043. This disposal was related to the payment of tax liabilities through the withholding of securities incident to vesting. Additionally, 2,166 shares of restricted stock were forfeited due to the company not meeting performance targets under its Long Term Equity Incentive Program, with a transaction price of $0.00, leading to a post-transaction share count of 39,877. The filing is Form 4, reporting changes in beneficial ownership.