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CLEAN HARBORS INC

CLH · CIK 0000822818

USASPENDING
$863,827.51

CLEAN HARBORS ENVIRONMENTAL SERVICES INC

Awarded a contract by Department of Homeland Security.

Awarding Agency Department of Homeland Security · Awarding Sub-Agency U.S. Customs and Border Protection · Award ID 70B03C23C00000100 · Modification P00006 · Parent (listed) CLH · PSC F108

Awarded Aug 11, 2026 · First seen Sep 26, 2026

Source: USAspending.gov · 70B03C23C00000100-P00006 · View filing →

STOCK ACT PTR
$50,001 - $100,000

Clean Harbors Inc (CLH)

Sale.

Filer April Delaney · Chamber House · District MD06 · Transaction Type Sale · Asset Type Stock

Traded Aug 25, 2026 · Disclosed Sep 9, 2026FILED +15 DAYS

Source: House Clerk PTR · 20035408 · filed 2026-09-09 · View filing →

SEC FORM 4
$803,350.00

CLEAN HARBORS INC (CLH)

Sale of 2,500 shares at $321.34 per share.

Reporting Person GERSTENBERG ERIC W · Officer Title CO-CEO · Transaction Code S

Traded Aug 14, 2026 · Disclosed Aug 18, 2026

Source: SEC Form 4 · 0001211558-26-000020 · filed 2026-08-18 · View filing →

SEC FORM 4
$163,977.36

CLEAN HARBORS INC (CLH)

Disposition (code F) of 564 shares at $290.74 per share.

Reporting Person GERSTENBERG ERIC W · Officer Title CO-CEO · Transaction Code F

Traded Jul 1, 2026 · Disclosed Aug 14, 2026FILED +44 DAYS

Source: SEC Form 4 · 0001211558-26-000018 · filed 2026-08-14 · View filing →

SEC FORM 4
$129,960.78

CLEAN HARBORS INC (CLH)

Disposition (code F) of 447 shares at $290.74 per share.

Reporting Person Dugas Eric J. · Officer Title EVP CHIEF FINANCIAL OFFICER · Transaction Code F

Traded Jul 1, 2026 · Disclosed Aug 14, 2026FILED +44 DAYS

Source: SEC Form 4 · 0001663307-26-000014 · filed 2026-08-14 · View filing →

SEC FORM 4
$293,000.00

CLEAN HARBORS INC (CLH)

Sale of 1,000 shares at $293 per share.

Reporting Person GERSTENBERG ERIC W · Officer Title CO-CEO · Transaction Code S

Traded Mar 18, 2026 · Disclosed Aug 14, 2026FILED +149 DAYS

Source: SEC Form 4 · 0001211558-26-000016 · filed 2026-08-14 · View filing →

SEC FORM 4
$282,284.61

CLEAN HARBORS INC (CLH)

Disposition (code F) of 977 shares at $288.93 per share.

Reporting Person GERSTENBERG ERIC W · Officer Title CO-CEO · Transaction Code F

Traded Mar 13, 2026 · Disclosed Aug 14, 2026FILED +154 DAYS

Source: SEC Form 4 · 0001211558-26-000014 · filed 2026-08-14 · View filing →

SEC FORM 4
$182,025.90

CLEAN HARBORS INC (CLH)

Disposition (code F) of 630 shares at $288.93 per share.

Reporting Person Dugas Eric J. · Officer Title EVP CHIEF FINANCIAL OFFICER · Transaction Code F

Traded Mar 13, 2026 · Disclosed Aug 14, 2026FILED +154 DAYS

Source: SEC Form 4 · 0001663307-26-000012 · filed 2026-08-14 · View filing →

SEC FORM 4
$699,650.00

CLEAN HARBORS INC (CLH)

Sale of 2,500 shares at $279.86 per share.

Reporting Person GERSTENBERG ERIC W · Officer Title CO-CEO · Transaction Code S

Traded Feb 23, 2026 · Disclosed Aug 14, 2026FILED +172 DAYS

Source: SEC Form 4 · 0001211558-26-000012 · filed 2026-08-14 · View filing →

SEC FORM 4
$784,292.28

CLEAN HARBORS INC (CLH)

Sale of 2,788 shares at $281.31 per share.

Reporting Person Dugas Eric J. · Officer Title EVP CHIEF FINANCIAL OFFICER · Transaction Code S

Traded Feb 20, 2026 · Disclosed Aug 14, 2026FILED +175 DAYS

Source: SEC Form 4 · 0001663307-26-000010 · filed 2026-08-14 · View filing →

SEC FORM 4
$300,043.68

CLEAN HARBORS INC (CLH)

Disposition (code F) of 1,032 shares at $290.74 per share.

Reporting Person Battles Michael Louis · Officer Title CO-CEO · Transaction Code F

Traded Jul 1, 2026 · Disclosed Aug 12, 2026FILED +42 DAYS

Source: SEC Form 4 · 0001379357-26-000008 · filed 2026-08-12 · View filing →

STOCK ACT PTR
$1,001 - $15,000

Clean Harbors Inc (CLH)

Sale.

Filer April Delaney · Chamber House · District MD06 · Transaction Type Sale · Asset Type Stock

Traded Jul 28, 2026 · Disclosed Aug 3, 2026FILED +6 DAYS

Source: House Clerk PTR · 20035118 · filed 2026-08-03 · View filing →

STOCK ACT PTR
$1,001 - $15,000

Clean Harbors Inc (CLH)

Sale.

Filer April Delaney · Chamber House · District MD06 · Transaction Type Sale · Asset Type Stock

Traded Jul 27, 2026 · Disclosed Aug 3, 2026FILED +7 DAYS

Source: House Clerk PTR · 20035118 · filed 2026-08-03 · View filing →

STOCK ACT PTR
$1,001 - $15,000

Clean Harbors Inc (CLH)

Sale.

Filer April Delaney · Chamber House · District MD06 · Transaction Type Sale · Asset Type Stock

Traded Jul 24, 2026 · Disclosed Aug 3, 2026FILED +10 DAYS

Source: House Clerk PTR · 20035118 · filed 2026-08-03 · View filing →

STOCK ACT PTR
$1,001 - $15,000

Clean Harbors Inc (CLH)

Sale.

Filer April McClain Delaney · Chamber House · District MD06 · Transaction Type Sale · Asset Type Stock

Traded Jul 24, 2026 · Disclosed Aug 3, 2026FILED +10 DAYS

Source: House Clerk PTR · 20035118 · filed 2026-08-03 · View filing →

STOCK ACT PTR
$1,001 - $15,000

Clean Harbors Inc (CLH)

Sale.

Filer April Delaney · Chamber House · District MD06 · Transaction Type Sale · Asset Type Stock

Traded Apr 30, 2026 · Disclosed May 6, 2026FILED +6 DAYS

Source: House Clerk PTR · 20034487 · filed 2026-05-06 · View filing →