Form 4: Clean Harbors EVP Diderich Boosts Stake with New Awards

Clean Harbors' EVP and President of Sales & Service, Jeroen Diderich, increased his beneficial ownership through new restricted stock awards, despite a small tax-related disposition.

Summary

• Jeroen Diderich, EVP & President of Sales & Service, acquired a total of 4,188 shares of Clean Harbors Common Stock through restricted stock awards.
• This includes 3,141 shares from a Performance-Based Restricted Stock Award and 1,047 shares from a standard Restricted Stock Award, both granted on February 1, 2026.
• The Performance-Based award vests 50% on March 15, 2028, and 50% on March 15, 2029, contingent on performance between January 1, 2027, and December 31, 2027.
• The standard Restricted Stock Award vests in four equal annual installments of 25% on February 1, 2027, 2028, 2029, and 2030.
• Diderich also disposed of 105 shares on February 2, 2026, at a price of $259.91 per share to cover tax liabilities associated with the vesting of other securities.
• Following these transactions, Diderich's direct beneficial ownership of Clean Harbors Common Stock stands at 17,855 shares.

Sentiment

Score: 7

Explanation: StockSavvy.ai views this as a moderately positive signal, as a key executive is increasing their long-term stake in the company through new equity awards, indicating continued commitment and alignment with shareholder interests. The tax-related disposition is a routine event.

Positives

• Jeroen Diderich received significant new equity awards totaling 4,188 shares, aligning his interests with shareholders.
• The new awards increase his total beneficial ownership of Clean Harbors Common Stock to 17,855 shares.
• The performance-based award incentivizes achievement of specific goals during the 2027 performance period.

Negatives

• 105 shares were disposed of to cover tax liabilities, representing a small reduction in direct ownership.

Future Outlook

The vesting schedules for the new restricted stock awards extend through February 1, 2030, for the standard award and March 15, 2029, for the performance-based award. The performance-based award is contingent on achieving certain goals during the performance period of January 1, 2027, through December 31, 2027.

Industry Context

StockSavvy.ai notes that executive equity awards are a common practice across industries, particularly in environmental and industrial services like Clean Harbors, to align management incentives with long-term shareholder value. The structure of these awards, including performance-based vesting, reflects a broader trend towards linking executive compensation to specific operational and financial achievements.

Stakeholder Impact

• Shareholders: The increase in executive beneficial ownership through equity awards generally aligns management's interests with shareholders, potentially fostering long-term value creation.
• Employees: The executive's continued commitment may signal stability and confidence in the company's future.

Next Steps

• Vesting of 25% of the Restricted Stock Award on February 1, 2027.
• Evaluation of performance for the Performance-Based Restricted Stock Award during the period of January 1, 2027, through December 31, 2027.
• Subsequent vesting events for both awards through 2030.

Key Dates

Recommendation

This Form 4 filing details routine executive compensation in the form of restricted stock awards and a tax-related disposition. While the increase in beneficial ownership by a key executive is a positive signal of alignment, it does not present new fundamental information about the company's operations or financial performance that would warrant a change in investment thesis. Therefore, a "hold" recommendation is appropriate, maintaining current positions based on broader company fundamentals.

Keywords

Clean Harbors, CLH, Jeroen Diderich, Form 4, insider trading, beneficial ownership, restricted stock, performance award, executive compensation, equity awards