United States Professional & Commercial Services

Clean Harbors Inc (CLH)

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Clean Harbors Inc. has seen consistent insider selling activity over the past 90 days, with three transactions totaling approximately $225,804 in net value. All recorded transactions were sales, with no insider purchases reported. This activity follows the company's recent earnings report, where it exceeded EPS expectations by 17.5%.
Ticker: CLH Exchange: NYS
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• Purchase • Sale • Planned purchase • Planned sale Net purchase Net sale Buy signal Sell signal Earnings
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Insider trades have triggered activity signals for Clean Harbors Inc. Upgrade to see score, net flow, insiders and the full signal context.

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Proposed sale 3 Aug 2026
Value US$1,515,019.86 | Price 491.24 | Shares 17,659
Abbreviations B: Buy, S: Sell, PP: Planned purchase, PlS: Planned sale, PrS: Proposed sale, O: Option / Other
Notification date Transaction date B/S Transaction type Insider and/or position Nb. shares
Price
Value 		Number of shares Price Value Details
2026-08-03 2026-08-03 PrS Proposed sale
3.1
ANDREA ROBERTSON

Director

Non-Executive Director
17,659
491.24
US$1,515,020 		17,659 491.24 US$1,515,020
2026-08-03 2026-08-03 S Sale
3.1
Robertson Andrea
Non-Executive Director
52,557 +42.6%
69.98
US$2,823,857 		52,557 +42.6% 69.98 US$2,823,857
2026-05-27 2026-05-26 S Sale
2.8
States Lauren
Non-Executive Director
36,276 +47.8%
283.84
US$2,913,857 		36,276 +47.8% 283.84 US$2,913,857
2026-05-26 2026-05-26 PrS Proposed sale
2.8
LAUREN STATES

Director

Non-Executive Director
789
286.19
US$225,804 		789 286.19 US$225,804
2026-03-19 2026-03-18 S Sale
2.6
GERSTENBERG ERIC W

CO-CEO

Officer
1,000 -2.5%
293.00
US$293,000 		1,000 -2.5% 293.00 US$293,000
2026-03-19 2026-03-18 S Sale
1.0
Reed Marcy L.
Non-Executive Director
836 -14.1%
287.94
US$240,718 		836 -14.1% 287.94 US$240,718
2026-03-18 2026-03-18 PrS Proposed sale
2.6
GERSTENBERG ERIC W

Officer

Officer
1,000
290.00
US$290,000 		1,000 290.00 US$290,000
2026-03-18 2026-03-18 PrS Proposed sale
1.0
MARCY REED

Director

Non-Executive Director
836
287.94
US$240,715 		836 287.94 US$240,715
2026-03-17 2026-03-17 PrS Proposed sale
2.8
BRIAN WEBER

Officer

Officer
4,683
293.39
US$1,373,922 		4,683 293.39 US$1,373,922
2026-03-17 2026-03-17 S Sale
2.8
Weber Brian P

EVP (CHESI)

Officer
4,683 -8.8%
293.39
US$1,373,945 		4,683 -8.8% 293.39 US$1,373,945
2026-03-05 2026-03-04 S Sale
2.6
MCKIM ALAN S

EXEC CHAIR, CTO.

Executive Director
100,000 -4.6%
292.65
US$29,265,000 		100,000 -4.6% 292.65 US$29,265,000
2026-03-04 2026-03-04 PrS Proposed sale
2.6
Alan S. McKim

Officer

Officer
100,000
293.00
US$29,300,000 		100,000 293.00 US$29,300,000
2026-02-24 2026-02-23 S Sale
2.6
GERSTENBERG ERIC W

CO-CEO

Officer
2,500 -5.5%
279.86
US$699,650 		2,500 -5.5% 279.86 US$699,650
2026-02-23 2026-02-23 PrS Proposed sale
2.6
GERSTENBERG ERIC W

Officer

Officer
2,500
284.80
US$712,000 		2,500 284.80 US$712,000
2026-02-20 2026-02-20 PrS Proposed sale
2.2
SHARON M GABRIEL

Officer

Officer
3,540
282.07
US$998,528 		3,540 282.07 US$998,528
2026-02-20 2026-02-20 PrS Proposed sale
2.6
ERIC DUGAS

Officer

Officer
2,788
281.31
US$784,292 		2,788 281.31 US$784,292
2026-02-20 2026-02-20 S Sale
2.2
Gabriel Sharon M.

EVP/CIO (CHESI)

Officer
3,540 -13.2%
282.07
US$998,528 		3,540 -13.2% 282.07 US$998,528
2026-02-20 2026-02-20 S Sale
2.6
Dugas Eric J.

EVP CHIEF FINANCIAL OFFICER

Officer
2,788 -14.9%
281.31
US$784,292 		2,788 -14.9% 281.31 US$784,292
2026-02-23 2026-02-19 S Sale
2.6
MCKIM ALAN S

EXEC CHAIR, CTO.

Executive Director
100,000 -4.2%
281.14
US$28,114,000 		100,000 -4.2% 281.14 US$28,114,000
2026-02-20 2026-02-19 S Sale
1.8
Welch John R.
Non-Executive Director
750 -6.8%
273.07
US$204,802 		750 -6.8% 273.07 US$204,802
2026-02-19 2026-02-19 PrS Proposed sale
2.6
Alan S. McKim

Officer

Officer
108,567
281.34
US$30,544,240 		108,567 281.34 US$30,544,240
2026-02-19 2026-02-19 PrS Proposed sale
1.8
JOHN WELCH

Director

Non-Executive Director
750
273.08
US$204,806 		750 273.08 US$204,806
2025-12-17 2025-12-16 S Sale
2.6
GERSTENBERG ERIC W

CO-CEO

Officer
601 -1.2%
240.90
US$144,781 		601 -1.2% 240.90 US$144,781
2025-12-16 2025-12-15 PrS Proposed sale
2.6
GERSTENBERG ERIC W

Officer

Officer
601
241.26
US$145,000 		601 241.26 US$145,000
2025-08-04 2025-08-01 B Purchase
3.4
Battles Michael Louis

CO-CEO

Executive Director
2,000 +2.5%
233.50
US$467,000 		2,000 +2.5% 233.50 US$467,000
2025-08-04 2025-07-31 S Sale
3.1
Robertson Andrea
Non-Executive Director
836 -7.8%
233.64
US$195,323 		836 -7.8% 233.64 US$195,323
2025-07-31 2025-07-31 PrS Proposed sale
3.1
ANDREA ROBERTSON

Director

Non-Executive Director
836
233.64
US$195,323 		836 233.64 US$195,323
2025-06-16 2025-06-13 S Sale
2.8
Weber Brian P

EVP (CHESI)

Officer
3,035 -5.3%
227.17
US$689,461 		3,035 -5.3% 227.17 US$689,461
2025-06-13 2025-06-13 PrS Proposed sale
2.8
BRIAN WEBER

Officer

Officer
3,035
227.17
US$689,446 		3,035 227.17 US$689,446
2025-06-09 2025-06-06 S Sale
2.6
GERSTENBERG ERIC W

CO-CEO

Officer
8,076 -13.5%
225.23
US$1,818,957 		8,076 -13.5% 225.23 US$1,818,957
2025-06-06 2025-06-06 PrS Proposed sale
2.6
GERSTENBERG ERIC W

Officer

Officer
8,076
225.11
US$1,818,000 		8,076 225.11 US$1,818,000
2025-06-06 2025-06-05 S Sale
2.6
MCKIM ALAN S

EXEC CHAIR, CTO.

Executive Director
58,156 -2.5%
223.80
US$13,015,313 		58,156 -2.5% 223.80 US$13,015,313
2025-06-06 2025-06-05 S Sale
1.0
Quirk Alison A.
Non-Executive Director
893 -23.1%
223.69
US$199,755 		893 -23.1% 223.69 US$199,755
2025-06-05 2025-06-05 PrS Proposed sale
1.0
Alison Quirk

Director

Non-Executive Director
893
224.10
US$200,121 		893 224.10 US$200,121
2025-06-06 2025-06-04 S Sale
2.6
MCKIM ALAN S

EXEC CHAIR, CTO.

Executive Director
41,844 -1.7%
225.40
US$9,431,638 		41,844 -1.7% 225.40 US$9,431,638
2025-06-04 2025-06-04 PrS Proposed sale
2.6
Alan S. McKim

Officer

Officer
100,000
226.56
US$22,656,000 		100,000 226.56 US$22,656,000
2025-05-29 2025-05-28 S Sale
1.8
Welch John R.
Non-Executive Director
1,250 -9.9%
228.51
US$285,638 		1,250 -9.9% 228.51 US$285,638
2025-05-28 2025-05-28 PrS Proposed sale
1.8
JOHN WELCH

Director

Non-Executive Director
1,250
228.51
US$285,638 		1,250 228.51 US$285,638
2025-05-28 2025-05-27 S Sale
3.0
Speights Robert

PRESIDENT, INDUSTRIAL SERVICES

Officer
1,022 -5.9%
228.49
US$233,517 		1,022 -5.9% 228.49 US$233,517
2025-05-23 2025-05-22 S Sale
2.8
States Lauren
Non-Executive Director
836 -6.6%
226.17
US$189,078 		836 -6.6% 226.17 US$189,078
2025-05-22 2025-05-22 PrS Proposed sale
2.8
LAUREN STATES

Director

Non-Executive Director
836
226.17
US$189,078 		836 226.17 US$189,078
2025-03-11 2025-03-10 S Sale
3.0
Speights Robert

PRESIDENT, INDUSTRIAL SERVICES

Officer
2,725 -6.4%
190.44
US$518,949 		2,725 -6.4% 190.44 US$518,949
2025-03-11 2025-03-10 B Purchase
2.6
Dugas Eric J.

EVP CHIEF FINANCIAL OFFICER

Officer
1,050 +4.5%
191.38
US$200,949 		1,050 +4.5% 191.38 US$200,949
2025-03-04 2025-03-03 S Sale
2.6
MCKIM ALAN S

EXEC CHAIR, CTO.

Executive Director
2,999 -0.1%
212.02
US$635,848 		2,999 -0.1% 212.02 US$635,848
2025-03-04 2025-03-03 S Sale
2.6
MCKIM ALAN S

EXEC CHAIR, CTO.

Executive Director
50,000 -2.0%
210.18
US$10,509,000 		50,000 -2.0% 210.18 US$10,509,000
2025-03-03 2025-03-03 PrS Proposed sale
2.6
Alan S. McKim

Officer

Officer
50,000
213.55
US$10,677,500 		50,000 213.55 US$10,677,500
2025-03-03 2025-03-03 PrS Proposed sale
2.6
ALAN S. MCKIM 2007 TRUST

Officer

Officer
2,999
212.02
US$635,837 		2,999 212.02 US$635,837
2025-02-19 2025-02-18 S Sale
2.8
States Lauren
Non-Executive Director
308 -2.5%
228.79
US$70,467 		308 -2.5% 228.79 US$70,467
2025-01-16 2025-01-15 S Sale
2.8
States Lauren
Non-Executive Director
308 -2.5%
239.04
US$73,624 		308 -2.5% 239.04 US$73,624
2024-12-17 2024-12-16 S Sale
2.8
States Lauren
Non-Executive Director
308 -2.4%
245.06
US$75,478 		308 -2.4% 245.06 US$75,478
2024-12-16 2024-12-16 PrS Proposed sale
2.8
LAUREN STATES

Director

Non-Executive Director
924
244.28
US$225,715 		924 244.28 US$225,715
2024-11-27 2024-11-27 PrS Proposed sale
2.8
BRIAN P WEBER

Officer

Officer
861
261.31
US$224,989 		861 261.31 US$224,989
2024-11-27 2024-11-27 S Sale
2.8
Weber Brian P

EVP (CHESI)

Officer
861 -1.4%
261.31
US$224,988 		861 -1.4% 261.31 US$224,988
2024-11-18 2024-11-15 PrS Proposed sale
2.6
GERSTENBERG ERIC W

Officer

Officer
6,051
250.09
US$1,513,310 		6,051 250.09 US$1,513,310
2024-11-18 2024-11-15 S Sale
2.8
States Lauren
Non-Executive Director
308 -2.3%
249.78
US$76,932 		308 -2.3% 249.78 US$76,932
2024-11-18 2024-11-15 S Sale
2.6
GERSTENBERG ERIC W

CO-CEO

Officer
6,051 -9.8%
250.42
US$1,515,291 		6,051 -9.8% 250.42 US$1,515,291
2024-11-06 2024-11-05 S Sale
3.0
Speights Robert

PRESIDENT, INDUSTRIAL SERVICES

Officer
610 -1.5%
240.14
US$146,485 		610 -1.5% 240.14 US$146,485
2024-10-16 2024-10-15 S Sale
2.8
States Lauren
Non-Executive Director
308 -2.3%
260.74
US$80,308 		308 -2.3% 260.74 US$80,308
2024-09-17 2024-09-16 S Sale
2.8
States Lauren
Non-Executive Director
309 -2.2%
244.09
US$75,424 		309 -2.2% 244.09 US$75,424
2024-09-17 2024-09-16 S Sale
3.4
Battles Michael Louis

CO-CEO

Officer
10,000 -11.5%
245.74
US$2,457,400 		10,000 -11.5% 245.74 US$2,457,400
2024-09-16 2024-09-16 PrS Proposed sale
2.8
LAUREN STATES

Director

Non-Executive Director
925
243.97
US$225,672 		925 243.97 US$225,672
2024-09-16 2024-09-16 PrS Proposed sale
3.4
Battles Michael Louis

Officer

Officer
10,000
245.54
US$2,455,400 		10,000 245.54 US$2,455,400
2024-08-01 2024-08-01 PrS Proposed sale
3.1
ANDREA ROBERTSON

Director

Non-Executive Director
1,148
238.90
US$274,261 		1,148 238.90 US$274,261
2024-08-01 2024-08-01 S Sale
3.1
Robertson Andrea
Non-Executive Director
1,148 -10.0%
238.90
US$274,257 		1,148 -10.0% 238.90 US$274,257
2024-06-13 2024-06-11 S Sale
2.6
MCKIM ALAN S

EXEC CHAIR, CTO.

Executive Director
50,000 -2.0%
215.51
US$10,775,500 		50,000 -2.0% 215.51 US$10,775,500
2024-06-11 2024-06-11 PrS Proposed sale
2.6
Alan S. McKim

Officer

Officer
50,000
213.90
US$10,695,000 		50,000 213.90 US$10,695,000
2024-05-24 2024-05-23 S Sale
2.8
States Lauren
Non-Executive Director
1,148 -7.7%
218.14
US$250,425 		1,148 -7.7% 218.14 US$250,425
2024-05-23 2024-05-23 PrS Proposed sale
2.8
LAUREN STATES

Director

Non-Executive Director
1,148
218.14
US$250,421 		1,148 218.14 US$250,421
2024-05-06 2024-05-03 S Sale
2.6
Dugas Eric J.

EVP CHIEF FINANCIAL OFFICER

Officer
6,200 -22.4%
208.74
US$1,294,188 		6,200 -22.4% 208.74 US$1,294,188
2024-05-03 2024-05-03 PrS Proposed sale
2.6
ERIC J. DUGAS

Officer

Officer
6,200
208.74
US$1,294,195 		6,200 208.74 US$1,294,195
2024-03-28 2024-03-27 S Sale
2.8
Weber Brian P

EVP (CHESI)

Officer
7,996 -11.3%
199.07
US$1,591,764 		7,996 -11.3% 199.07 US$1,591,764
2024-03-27 2024-03-27 PrS Proposed sale
2.8
BRIAN WEBER

Officer

Officer
7,996
199.07
US$1,591,769 		7,996 199.07 US$1,591,769
2024-03-18 2024-03-15 S Sale
2.6
GERSTENBERG ERIC W

CO-CEO

Officer
15,276 -18.5%
187.71
US$2,867,458 		15,276 -18.5% 187.71 US$2,867,458
2024-03-15 2024-03-15 PrS Proposed sale
2.6
GERSTENBERG ERIC W

Officer

Officer
15,276
187.42
US$2,863,000 		15,276 187.42 US$2,863,000
2024-03-15 2024-03-14 S Sale
2.6
PRESTON JOHN T
Non-Executive Director
1,913 -28.6%
188.36
US$360,333 		1,913 -28.6% 188.36 US$360,333
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