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Insider · CIK 0001611303

Welch John R.

Reports to the SEC for 1 company · CAMBRIDGE, MA

Transactions

19

Companies

1

Filings

19

CIK

0001611303

Forms 4 and 5

Insider transactions

19 trades

Date	Company	Role	Code	Shares	Price	Value	Shares after
2026-05-20	CLHCLEAN HARBORS INCA Award	Director	AAward	+652 sh	—	—	10,889
2026-02-19	CLHCLEAN HARBORS INCS Sale	Director	SSale	−750 sh	$273.07	−$205K	10,237
2025-12-17	CLHCLEAN HARBORS INCG Gift	Director	GGift	−415 sh	—	—	10,987
2025-05-28	CLHCLEAN HARBORS INCS Sale	Director	SSale	−1,250 sh	$228.51	−$286K	11,402
2025-05-21	CLHCLEAN HARBORS INCA Award	Director	AAward	+789 sh	—	—	12,652
2024-05-22	CLHCLEAN HARBORS INCA Award	Director	AAward	+836 sh	—	—	11,863
2024-02-26	CLHCLEAN HARBORS INCG Gift	Director	GGift	−1,400 sh	—	—	11,027
2023-06-02	CLHCLEAN HARBORS INCS Sale	Director	SSale	−1,000 sh	$150.43	−$150K	12,427
2023-05-24	CLHCLEAN HARBORS INCA Award	Director	AAward	+1,148 sh	—	—	13,427
2022-05-25	CLHCLEAN HARBORS INCA Award	Director	AAward	+1,849 sh	—	—	12,279
2022-01-03	CLHCLEAN HARBORS INCA Award	Director	AAward	+257 sh	—	—	10,430
2021-08-05	CLHCLEAN HARBORS INCS Sale	Director	SSale	−5,500 sh	$99.05	−$545K	10,173
2021-06-03	CLHCLEAN HARBORS INCA Award	Director	AAward	+1,513 sh	—	—	15,673
2020-06-03	CLHCLEAN HARBORS INCA Award	Director	AAward	+2,168 sh	—	—	14,160
2019-06-05	CLHCLEAN HARBORS INCA Award	Director	AAward	+2,095 sh	—	—	18,550
2018-06-06	CLHCLEAN HARBORS INCA Award	Director	AAward	+2,236 sh	—	—	16,455
2017-06-07	CLHCLEAN HARBORS INCA Award	Director	AAward	+2,057 sh	—	—	14,219
2016-06-08	CLHCLEAN HARBORS INCA Award	Director	AAward	+2,210 sh	—	—	12,162
2015-06-10	CLHCLEAN HARBORS INCA Award	Director	AAward	+1,786 sh	—	—	9,952

Recent filings

19

Accepted (ET)
May 224
Welch John R.0001611303-26-000003
SEC(opens sec.gov)
Feb 204
Welch John R.0001611303-26-000002
SEC(opens sec.gov)
Dec 294
Welch John R.0001611303-25-000004
SEC(opens sec.gov)
May 294
Welch John R.0001415889-25-014778
SEC(opens sec.gov)
May 234
Welch John R.0001415889-25-014383
SEC(opens sec.gov)
May 234
Welch John R.0001415889-24-014188
SEC(opens sec.gov)
Feb 274
Welch John R.0001415889-24-005367
SEC(opens sec.gov)
Jun 54
Welch John R.0001415889-23-009164
SEC(opens sec.gov)
May 254
Welch John R.0001415889-23-008771
SEC(opens sec.gov)
May 264
Welch John R.0001179110-22-003155
SEC(opens sec.gov)
Jan 54
Welch John R.0001179110-22-000213
SEC(opens sec.gov)
Aug 94
Welch John R.0001179110-21-008014
SEC(opens sec.gov)
Jun 74
Welch John R.0001179110-21-006461
SEC(opens sec.gov)
Jun 54
Welch John R.0001179110-20-006999
SEC(opens sec.gov)
Jun 74
Welch John R.0001179110-19-007310
SEC(opens sec.gov)
Jun 74
Welch John R.0001179110-18-008201
SEC(opens sec.gov)
Jun 84
CLEAN HARBORS INC0001179110-17-008745
SEC(opens sec.gov)
Jun 104
CLEAN HARBORS INC0001179110-16-026337
SEC(opens sec.gov)
Jun 124
CLEAN HARBORS INC0001179110-15-009708
SEC(opens sec.gov)

Companies

1

CLEAN HARBORS INCDirectorCLH

Address

975 MEMORIAL DRIVE APT 611

CAMBRIDGE, MA, 02138