Eric W. Gerstenberg

Companies

• Clean HarborsChief executive officer Jul 6, 2023 to now¹
• Clean HarborsChief operating officer Mar 12, 2015 to Mar 17, 2023²
• Clean HarborsExecutive Vice President May 9, 2006 to Jun 24, 2014³

Holdings

Stock this person has reported owning, from the forms officers and directors file with the SEC. See the biggest insider stakes.

Shares held

• Clean Harbors CLH56,793 shares⁴$18.1M at $319.13Aug 14, 2026

As of each latest filing. The line shows shares held over time.

Recent filings

• Aug 14, 2026Sold 2,500 shares at $321.34 of Clean Harbors⁴
• Jul 1, 2026Shares withheld for tax 564 shares at $290.74 of Clean Harbors⁵
• Jul 1, 2026Shares withheld for tax 564 shares at $290.74 of Clean Harbors⁶
• Mar 18, 2026Sold 1,000 shares at $293.00 of Clean Harbors⁷
• Mar 18, 2026Sold 1,000 shares at $293.00 of Clean Harbors⁸
• Mar 13, 2026Returned to company 2,166 shares of Clean Harbors⁹
• Mar 13, 2026Returned to company 2,166 shares of Clean Harbors¹⁰
• Mar 13, 2026Shares withheld for tax 977 shares at $288.93 of Clean Harbors⁹
• Mar 13, 2026Shares withheld for tax 977 shares at $288.93 of Clean Harbors¹⁰
• Feb 23, 2026Sold 2,500 shares at $279.86 of Clean Harbors¹¹
• Feb 23, 2026Sold 2,500 shares at $279.86 of Clean Harbors¹²
• Feb 2, 2026Shares withheld for tax 4,934 shares at $259.91 of Clean Harbors¹³
• Feb 1, 2026Granted 10,690 shares of Clean Harbors¹³
• Feb 1, 2026Granted 10,290 shares of Clean Harbors¹³
• Dec 16, 2025Sold 601 shares at $240.90 of Clean Harbors¹⁴
• Jul 1, 2025Shares withheld for tax 564 shares at $229.55 of Clean Harbors¹⁵
• Jun 6, 2025Sold 8,076 shares at $225.23 of Clean Harbors¹⁶
• Mar 17, 2025Returned to company 4,744 shares of Clean Harbors¹⁷
• Mar 17, 2025Shares withheld for tax 978 shares at $192.90 of Clean Harbors¹⁸
• Mar 17, 2025Shares withheld for tax 978 shares at $192.90 of Clean Harbors¹⁷
• Feb 1, 2025Shares withheld for tax 6,624 shares at $233.00 of Clean Harbors¹⁹
• Feb 1, 2025Shares withheld for tax 7,434 shares at $233.00 of Clean Harbors²⁰
• Feb 1, 2025Granted 5,325 shares of Clean Harbors¹⁹
• Feb 1, 2025Granted 5,325 shares of Clean Harbors²⁰
• Feb 1, 2025Granted 11,059 shares of Clean Harbors¹⁹