Insider · CIK 0001211558

GERSTENBERG ERIC W

Reports to the SEC for 1 company · NORWELL, MA

sec.gov

Transactions

Companies

Filings

CIK

0001211558

Forms 4 and 5

Insider transactions

50 trades

Date	Company	Role	Code	Shares	Price	Value	Shares after
2026-08-14	CLHCLEAN HARBORS INCS Sale	CO-CEO	SSale	−2,500 sh	$321.34	−$803K	56,793
2026-07-01	CLHCLEAN HARBORS INCF Tax Payment	CO-CEO	FTax Payment	−564 sh	$290.74	−$164K	38,313
2026-07-01	CLHCLEAN HARBORS INCF Tax Payment	CO-CEO	FTax Payment	−564 sh	$290.74	−$164K	59,293
2026-03-18	CLHCLEAN HARBORS INCS Sale	CO-CEO	SSale	−1,000 sh	$293.00	−$293K	38,877
2026-03-18	CLHCLEAN HARBORS INCS Sale	CO-CEO	SSale	−1,000 sh	$293.00	−$293K	59,857
2026-03-13	CLHCLEAN HARBORS INCF Tax Payment	CO-CEO	FTax Payment	−977 sh	$288.93	−$282K	42,043
2026-03-13	CLHCLEAN HARBORS INCD Disposition to Issuer	CO-CEO	DDisposition to Issuer	−2,166 sh	—	—	39,877
2026-03-13	CLHCLEAN HARBORS INCF Tax Payment	CO-CEO	FTax Payment	−977 sh	$288.93	−$282K	63,023
2026-03-13	CLHCLEAN HARBORS INCD Disposition to Issuer	CO-CEO	DDisposition to Issuer	−2,166 sh	—	—	60,857
2026-02-23	CLHCLEAN HARBORS INCS Sale	CO-CEO	SSale	−2,500 sh	$279.86	−$700K	64,000
2026-02-23	CLHCLEAN HARBORS INCS Sale	CO-CEO	SSale	−2,500 sh	$279.86	−$700K	43,020
2026-02-02	CLHCLEAN HARBORS INCF Tax Payment	CO-CEO	FTax Payment	−4,934 sh	$259.91	−$1.28M	45,520
2026-02-01	CLHCLEAN HARBORS INCA Award	CO-CEO	AAward	+10.3K sh	—	—	55,810
2026-02-01	CLHCLEAN HARBORS INCA Award	CO-CEO	AAward	+10.7K sh	—	—	66,500
2025-12-16	CLHCLEAN HARBORS INCS Sale	CO-CEO	SSale	−601 sh	$240.90	−$145K	50,454
2025-07-01	CLHCLEAN HARBORS INCF Tax Payment	CO-CEO	FTax Payment	−564 sh	$229.55	−$129K	51,055
2025-06-06	CLHCLEAN HARBORS INCS Sale	CO-CEO	SSale	−8,076 sh	$225.23	−$1.82M	51,619
2025-03-17	CLHCLEAN HARBORS INCF Tax Payment	CO-CEO	FTax Payment	−978 sh	$192.90	−$189K	64,439
2025-03-17	CLHCLEAN HARBORS INCF Tax Payment	CO-CEO	FTax Payment	−978 sh	$192.90	−$189K	64,439
2025-03-17	CLHCLEAN HARBORS INCD Disposition to Issuer	CO-CEO	DDisposition to Issuer	−4,744 sh	—	—	59,695
2025-02-01	CLHCLEAN HARBORS INCA Award	CO-CEO	AAward	+11.1K sh	—	—	66,716
2025-02-01	CLHCLEAN HARBORS INCA Award	CO-CEO	AAward	+5,325 sh	—	—	72,041
2025-02-01	CLHCLEAN HARBORS INCF Tax Payment	CO-CEO	FTax Payment	−6,624 sh	$233.00	−$1.54M	65,417
2025-02-01	CLHCLEAN HARBORS INCA Award	CO-CEO	AAward	+11.1K sh	—	—	66,716
2025-02-01	CLHCLEAN HARBORS INCA Award	CO-CEO	AAward	+5,325 sh	—	—	72,041
2025-02-01	CLHCLEAN HARBORS INCF Tax Payment	CO-CEO	FTax Payment	−7,434 sh	$233.00	−$1.73M	64,607
2024-11-15	CLHCLEAN HARBORS INCS Sale	CO-CEO	SSale	−6,051 sh	$250.42	−$1.52M	55,657
2024-09-01	CLHCLEAN HARBORS INCF Tax Payment	CO-CEO	FTax Payment	−806 sh	$245.90	−$198K	61,708
2024-07-01	CLHCLEAN HARBORS INCF Tax Payment	CO-CEO	FTax Payment	−4,329 sh	$220.63	−$955K	62,514
2024-03-15	CLHCLEAN HARBORS INCS Sale	CO-CEO	SSale	−15.3K sh	$187.71	−$2.87M	67,374
2024-03-15	CLHCLEAN HARBORS INCF Tax Payment	CO-CEO	FTax Payment	−531 sh	$187.84	−$99.7K	66,843
2024-02-01	CLHCLEAN HARBORS INCA Award	CO-CEO	AAward	+14.5K sh	—	—	83,033
2024-02-01	CLHCLEAN HARBORS INCA Award	CO-CEO	AAward	+4,332 sh	—	—	87,365
2024-02-01	CLHCLEAN HARBORS INCF Tax Payment	CO-CEO	FTax Payment	−4,715 sh	$172.62	−$814K	82,650
2023-12-15	CLHCLEAN HARBORS INCF Tax Payment	CO-CEO	FTax Payment	−278 sh	$174.75	−$48.6K	68,509
2023-11-22	CLHCLEAN HARBORS INCS Sale	CO-CEO	SSale	−8,000 sh	$164.82	−$1.32M	68,787
2023-09-01	CLHCLEAN HARBORS INCF Tax Payment	CO-CEO	FTax Payment	−1,667 sh	$173.37	−$289K	75,860
2023-09-01	CLHCLEAN HARBORS INCF Tax Payment	CO-CEO	FTax Payment	−740 sh	$173.37	−$128K	76,787
2023-07-03	CLHCLEAN HARBORS INCS Sale	CO-CEO	SSale	−9,725 sh	$164.43	−$1.6M	77,527
2023-03-15	CLHCLEAN HARBORS INCS Sale	CO-CEO	SSale	−488 sh	$133.07	−$64.9K	87,252
2023-02-01	CLHCLEAN HARBORS INCA Award	CO-CEO	AAward	+6,696 sh	—	—	68,028
2023-02-01	CLHCLEAN HARBORS INCA Award	CO-CEO	AAward	+22.5K sh	—	—	90,478
2023-02-01	CLHCLEAN HARBORS INCF Tax Payment	CO-CEO	FTax Payment	−2,738 sh	$130.59	−$358K	87,740
2022-12-21	CLHCLEAN HARBORS INCS Sale	CO-CEO	SSale	−16.4K sh	$116.02	−$1.9M	61,332
2022-12-15	CLHCLEAN HARBORS INCF Tax Payment	CO-CEO	FTax Payment	−833 sh	$116.50	−$97K	77,741
2022-09-01	CLHCLEAN HARBORS INCF Tax Payment	CO-CEO	FTax Payment	−739 sh	$116.51	−$86.1K	78,574
2022-07-01	CLHCLEAN HARBORS INCF Tax Payment	CO-CEO	FTax Payment	−11.5K sh	$90.32	−$1.04M	79,313
2022-03-25	CLHCLEAN HARBORS INCS Sale	CO-CEO	SSale	−6,927 sh	$106.62	−$739K	90,826
2022-03-15	CLHCLEAN HARBORS INCF Tax Payment	CO-CEO	FTax Payment	−258 sh	$105.77	−$27.3K	97,753
2022-03-10	CLHCLEAN HARBORS INCD Disposition to Issuer	CO-CEO	DDisposition to Issuer	−1,788 sh	—	—	98,011

Recent filings

Accepted (ET)
Aug 184
GERSTENBERG ERIC W0001211558-26-000020
SEC(opens sec.gov)
Aug 144/A
GERSTENBERG ERIC W0001211558-26-000016
SEC(opens sec.gov)
Aug 144/A
GERSTENBERG ERIC W0001211558-26-000014
SEC(opens sec.gov)
Aug 144/A
GERSTENBERG ERIC W0001211558-26-000012
SEC(opens sec.gov)
Aug 144/A
GERSTENBERG ERIC W0001211558-26-000018
SEC(opens sec.gov)
Jul 64
GERSTENBERG ERIC W0001211558-26-000010
SEC(opens sec.gov)
Mar 194
GERSTENBERG ERIC W0001211558-26-000008
SEC(opens sec.gov)
Mar 174
GERSTENBERG ERIC W0001211558-26-000006
SEC(opens sec.gov)
Feb 244
GERSTENBERG ERIC W0001211558-26-000004
SEC(opens sec.gov)
Feb 34
GERSTENBERG ERIC W0001211558-26-000002
SEC(opens sec.gov)
Dec 174
GERSTENBERG ERIC W0001211558-25-000004
SEC(opens sec.gov)
Jul 34
GERSTENBERG ERIC W0001415889-25-019282
SEC(opens sec.gov)
Jun 94
GERSTENBERG ERIC W0001415889-25-016173
SEC(opens sec.gov)
Apr 24/A
GERSTENBERG ERIC W0001415889-25-009588
SEC(opens sec.gov)
Mar 184/A
GERSTENBERG ERIC W0001415889-25-008342
SEC(opens sec.gov)

Companies

CLEAN HARBORS INCCO-CEOCLH

Address

C/O CLEAN HARBORS ENVIRON. SERVICES INC. 42 LONGWATER DRIVE

NORWELL, MA, 02061