Form 4: Clean Harbors Co-CEO Eric Gerstenberg Reports Routine Share Withholding for Tax Liability

Clean Harbors Inc. Co-CEO Eric Gerstenberg reported the disposition of 564 shares of common stock at $229.55 per share to cover tax obligations related to the vesting of securities.

Summary

• Eric W. Gerstenberg, Co-CEO of Clean Harbors Inc. (CLH), reported a transaction on July 1, 2025.
• The transaction involved the disposition of 564 shares of Clean Harbors Common Stock.
• The shares were disposed of at a price of $229.55 per share.
• This disposition was for the payment of tax liability by withholding of securities, incident to the vesting of securities, in accordance with Rule 16b3.
• Following this transaction, Eric W. Gerstenberg beneficially owns 51,055 shares of Clean Harbors Common Stock directly.

Sentiment

Score: 5

Explanation: The transaction is a routine tax withholding related to equity vesting, which is a neutral event for the company's operational performance or strategic direction. It reflects standard compensation practices.

Positives

• Indicates the vesting of equity compensation, which is a positive for the executive as it represents earned compensation.

Negatives

• A reduction of 564 shares from the Co-CEO's direct beneficial ownership.

Future Outlook

NA

Industry Context

This Form 4 filing is a routine disclosure of an insider transaction and does not provide broader industry context or trends. It reflects an individual executive's equity compensation management rather than strategic industry shifts.

Related Party Transactions

• The transaction involves the disposition of shares by Eric W. Gerstenberg, Co-CEO of Clean Harbors Inc., to the issuer for tax withholding purposes, which is a common type of transaction between an executive and their company related to equity compensation.

Stakeholder Impact

• Shareholders: A minor reduction in insider ownership, but generally viewed as a routine administrative event with no significant impact on share value or company operations.
• Employees: No direct impact on general employees.
• Customers: No direct impact.
• Suppliers: No direct impact.
• Creditors: No direct impact.

Key Dates

Keywords

Clean Harbors Inc., CLH, SEC Form 4, Insider Transaction, Eric W. Gerstenberg, Co-CEO, Stock Disposition, Tax Withholding, Equity Compensation, Vesting