Form 4: Clean Harbors Exec Sells Shares for Tax Liability

Clean Harbors' Executive Chairman and CTO, Alan S. McKim, disposed of 1,265 shares of common stock to cover tax obligations related to vesting securities.

Summary

• Alan S. McKim, Executive Chairman and CTO of Clean Harbors, Inc. (CLH), disposed of 1,265 shares of common stock.
• The transaction occurred on March 13, 2026, at a price of $288.93 per share.
• This disposition was made to satisfy tax liability incident to the vesting of securities, in accordance with Rule 16b3.
• Following this transaction, Mr. McKim directly owns 32,762 shares and indirectly owns 67,093 shares through the McKim 2025 Annuity Trust, 100,000 shares through the McKim 2026 Annuity Trust, and 2,065,368 shares through the McKim 2007 Trust.

Sentiment

Score: 5

Explanation: StockSavvy.ai views this as a neutral event, representing a routine administrative transaction related to executive compensation and tax obligations, with no material impact on the company's operational or financial performance.

Positives

• The disposition of shares is a routine event related to the vesting of equity awards, indicating that previously granted awards have matured.
• The transaction was executed to cover tax liabilities, which is a standard practice for equity compensation.

Negatives

• A reduction in direct beneficial ownership by 1,265 shares.

Future Outlook

NA

Industry Context

StockSavvy.ai notes that insider transactions, particularly those related to tax withholdings upon vesting, are common occurrences in publicly traded companies and generally do not reflect a change in the company's fundamental outlook or the insider's long-term conviction.

Stakeholder Impact

• Shareholders: Minimal direct impact as it's a small, routine disposition for tax purposes by an insider, not indicative of a change in company fundamentals.
• Management: The transaction reflects the vesting of equity compensation for Alan S. McKim.

Key Dates

Recommendation

This Form 4 filing details a routine disposition of shares by an executive to cover tax liabilities associated with equity vesting. Such transactions are administrative in nature and do not typically signal a change in the company's underlying business performance or the executive's long-term view. Therefore, it provides no new information to warrant a change in investment recommendation; a 'hold' stance is maintained based on existing company fundamentals.

Keywords

Clean Harbors, CLH, Alan S. McKim, insider trading, Form 4, stock disposition, tax liability, equity vesting, executive compensation