Sharon M. Gabriel

Companies

• Clean HarborsEVP/CIO (CHESI) Oct 22, 2018 to now¹

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 CLH20,706 shares²$6.6M at $319.13Jul 1, 2026

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

Recent filings

• Jul 1, 2026Shares withheld for tax 359 shares at $290.74 of Clean Harbors²
• Mar 13, 2026Returned to company 1,401 shares of Clean Harbors³
• Mar 13, 2026Shares withheld for tax 727 shares at $288.93 of Clean Harbors³
• Feb 20, 2026Sold 3,540 shares at $282.07 of Clean Harbors⁴
• Feb 2, 2026Shares withheld for tax 508 shares at $259.91 of Clean Harbors⁵
• Feb 1, 2026Granted 566 shares of Clean Harbors⁵
• Feb 1, 2026Granted 2,073 shares of Clean Harbors⁵
• Jan 2, 2026Shares withheld for tax 525 shares at $234.48 of Clean Harbors⁶
• Jul 1, 2025Shares withheld for tax 525 shares at $229.55 of Clean Harbors⁷
• Mar 17, 2025Returned to company 2,796 shares of Clean Harbors⁸
• Mar 17, 2025Shares withheld for tax 667 shares at $192.90 of Clean Harbors⁹
• Mar 17, 2025Shares withheld for tax 667 shares at $192.90 of Clean Harbors⁸
• Feb 1, 2025Shares withheld for tax 339 shares at $233.00 of Clean Harbors¹⁰
• Feb 1, 2025Shares withheld for tax 777 shares at $233.00 of Clean Harbors¹¹
• Feb 1, 2025Granted 2,135 shares of Clean Harbors¹⁰
• Feb 1, 2025Granted 2,135 shares of Clean Harbors¹¹
• Feb 1, 2025Granted 583 shares of Clean Harbors¹⁰
• Feb 1, 2025Granted 583 shares of Clean Harbors¹¹
• Jan 1, 2025Shares withheld for tax 484 shares at $230.14 of Clean Harbors¹²
• Jul 1, 2024Shares withheld for tax 781 shares at $220.63 of Clean Harbors¹³
• Mar 15, 2024Shares withheld for tax 409 shares at $187.84 of Clean Harbors¹⁴
• Feb 1, 2024Granted 2,803 shares of Clean Harbors¹⁵
• Feb 1, 2024Granted 765 shares of Clean Harbors¹⁵
• Jan 1, 2024Granted 3,000 shares of Clean Harbors¹⁶
• Jan 1, 2024Granted 3,000 shares of Clean Harbors¹⁷