InsiderTrades

GERSTENBERG ERIC W

SEC CIK 1211558 · EDGAR

Buying vs selling by month open-market trades, last 60 months, CLH
BoughtSold

Companies

TickerCompanyTitleHoldingBoughtSoldTradesFirstLast
CLHCLEAN HARBORS INCCOO(CHESI) 56.8K — $16.56M 522021-07-012026-08-14

Most active insiders at CLH, 12 months

#InsiderTitleBoughtSold
1 MCKIM ALAN SCTO, EXEC COB, Dir —$57.38M
2 GERSTENBERG ERIC WCO-CEO —$2.93M
3 Dugas Eric J.EVP CFO —$1.57M
4 Weber Brian PEVP (CHESI) —$1.37M
5 Gabriel Sharon M.EVP, CIO (CHESI) —$998.5K
6 Robertson AndreaDir —$247.8K
7 Reed Marcy L.Dir —$240.7K
8 States LaurenDir —$225.8K
9 Welch John R.Dir —$204.8K
10 Polito KarynDir $135.8K—

Transactions 52

Type
Reset
X Filed Traded Ticker Company Insider Title Type Price Qty Owned ΔOwn Value
2026-08-18 14:47 2026-08-14 CLH CLEAN HARBORS INC GERSTENBERG ERIC W CO-CEO S - Sale $321.34 -2,500 56.8K -4% -$803.3K
A 2026-08-14 09:23 2026-07-01 CLH CLEAN HARBORS INC GERSTENBERG ERIC W CO-CEO F - Tax $290.74 -564 59.3K -0.9% -$164.0K
A 2026-08-14 09:20 2026-03-18 CLH CLEAN HARBORS INC GERSTENBERG ERIC W CO-CEO S - Sale $293.00 -1,000 59.9K -2% -$293.0K
A 2026-08-14 09:17 2026-03-13 CLH CLEAN HARBORS INC GERSTENBERG ERIC W CO-CEO F - Tax $288.93 -977 63.0K -2% -$282.3K
A 2026-08-14 09:17 2026-03-13 CLH CLEAN HARBORS INC GERSTENBERG ERIC W CO-CEO D - Sale to Iss $0.00 -2,166 60.9K -3% $0
A 2026-08-14 09:13 2026-02-23 CLH CLEAN HARBORS INC GERSTENBERG ERIC W CO-CEO S - Sale $279.86 -2,500 64.0K -4% -$699.6K
2026-07-06 15:08 2026-07-01 CLH CLEAN HARBORS INC GERSTENBERG ERIC W CO-CEO F - Tax $290.74 -564 38.3K -1% -$164.0K
2026-03-19 2026-03-18 CLH CLEAN HARBORS INC GERSTENBERG ERIC W CO-CEO S - Sale $293.00 -1,000 38.9K -3% -$293.0K
2026-03-17 2026-03-13 CLH CLEAN HARBORS INC GERSTENBERG ERIC W CO-CEO F - Tax $288.93 -977 42.0K -2% -$282.3K
2026-03-17 2026-03-13 CLH CLEAN HARBORS INC GERSTENBERG ERIC W CO-CEO D - Sale to Iss $0.00 -2,166 39.9K -5% $0
2026-02-24 2026-02-23 CLH CLEAN HARBORS INC GERSTENBERG ERIC W CO-CEO S - Sale $279.86 -2,500 43.0K -5% -$699.6K
2026-02-03 2026-02-02 CLH CLEAN HARBORS INC GERSTENBERG ERIC W CO-CEO F - Tax $259.91 -4,934 45.5K -10% -$1.28M
M 2026-02-03 2026-02-01 CLH CLEAN HARBORS INC GERSTENBERG ERIC W CO-CEO A - Grant $0.00 +21.0K 55.8K +60% $0
2025-12-17 2025-12-16 CLH CLEAN HARBORS INC GERSTENBERG ERIC W CO-CEO S - Sale $240.90 -601 50.5K -1% -$144.8K
2025-07-03 2025-07-01 CLH CLEAN HARBORS INC GERSTENBERG ERIC W CO-CEO F - Tax $229.55 -564 51.1K -1% -$129.5K
2025-06-09 2025-06-06 CLH CLEAN HARBORS INC GERSTENBERG ERIC W CO-CEO S - Sale $225.23 -8,076 51.6K -14% -$1.82M
A 2025-04-02 2025-03-17 CLH CLEAN HARBORS INC GERSTENBERG ERIC W CO-CEO F - Tax $192.90 -978 64.4K -1% -$188.7K
A 2025-04-02 2025-03-17 CLH CLEAN HARBORS INC GERSTENBERG ERIC W CO-CEO D - Sale to Iss $0.00 -4,744 59.7K -7% $0
MA 2025-03-18 2025-02-01 CLH CLEAN HARBORS INC GERSTENBERG ERIC W CO-CEO A - Grant $0.00 +16.4K 66.7K +33% $0
A 2025-03-18 2025-02-01 CLH CLEAN HARBORS INC GERSTENBERG ERIC W CO-CEO F - Tax $233.00 -6,624 65.4K -9% -$1.54M
2025-03-18 2025-03-17 CLH CLEAN HARBORS INC GERSTENBERG ERIC W CO-CEO F - Tax $192.90 -978 64.4K -1% -$188.7K
M 2025-02-05 2025-02-01 CLH CLEAN HARBORS INC GERSTENBERG ERIC W CO-CEO A - Grant $0.00 +16.4K 72.0K +29% $0
2025-02-05 2025-02-01 CLH CLEAN HARBORS INC GERSTENBERG ERIC W CO-CEO F - Tax $233.00 -7,434 64.6K -10% -$1.73M
2024-11-18 2024-11-15 CLH CLEAN HARBORS INC GERSTENBERG ERIC W CO-CEO S - Sale $250.42 -6,051 55.7K -10% -$1.52M
2024-09-04 2024-09-01 CLH CLEAN HARBORS INC GERSTENBERG ERIC W CO-CEO F - Tax $245.90 -806 61.7K -1% -$198.2K
2024-07-03 2024-07-01 CLH CLEAN HARBORS INC GERSTENBERG ERIC W CO-CEO F - Tax $220.63 -4,329 62.5K -6% -$955.1K
2024-03-19 2024-03-15 CLH CLEAN HARBORS INC GERSTENBERG ERIC W CO-CEO F - Tax $187.84 -531 66.8K -0.8% -$99.7K
2024-03-18 2024-03-15 CLH CLEAN HARBORS INC GERSTENBERG ERIC W CO-CEO S - Sale $187.71 -15.3K 67.4K -18% -$2.87M
M 2024-02-05 2024-02-01 CLH CLEAN HARBORS INC GERSTENBERG ERIC W CO-CEO A - Grant $0.00 +18.9K 83.0K +29% $0
2024-02-05 2024-02-01 CLH CLEAN HARBORS INC GERSTENBERG ERIC W CO-CEO F - Tax $172.62 -4,715 82.7K -5% -$813.9K
2023-12-19 2023-12-15 CLH CLEAN HARBORS INC GERSTENBERG ERIC W CO-CEO F - Tax $174.75 -278 68.5K -0.4% -$48.6K
2023-11-27 2023-11-22 CLH CLEAN HARBORS INC GERSTENBERG ERIC W CO-CEO S - Sale $164.82 -8,000 68.8K -10% -$1.32M
A 2023-09-07 2023-09-01 CLH CLEAN HARBORS INC GERSTENBERG ERIC W CO-CEO F - Tax $173.37 -740 76.8K -1.0% -$128.3K
2023-09-06 2023-09-01 CLH CLEAN HARBORS INC GERSTENBERG ERIC W CO-CEO F - Tax $173.37 -1,667 75.9K -2% -$289.0K
2023-07-06 2023-07-03 CLH CLEAN HARBORS INC GERSTENBERG ERIC W CO-CEO S - Sale $164.43 -9,725 77.5K -11% -$1.60M
2023-03-17 2023-03-15 CLH CLEAN HARBORS INC GERSTENBERG ERIC W COO(CHESI) S - Sale $133.07 -488 87.3K -0.6% -$64.9K
M 2023-02-03 2023-02-01 CLH CLEAN HARBORS INC GERSTENBERG ERIC W COO(CHESI) A - Grant $0.00 +29.1K 68.0K +75% $0
2023-02-03 2023-02-01 CLH CLEAN HARBORS INC GERSTENBERG ERIC W COO(CHESI) F - Tax $130.59 -2,738 87.7K -3% -$357.6K
2022-12-22 2022-12-21 CLH CLEAN HARBORS INC GERSTENBERG ERIC W COO(CHESI) S - Sale $116.02 -16.4K 61.3K -21% -$1.90M
2022-12-19 2022-12-15 CLH CLEAN HARBORS INC GERSTENBERG ERIC W COO(CHESI) F - Tax $116.50 -833 77.7K -1% -$97.0K
2022-09-02 2022-09-01 CLH CLEAN HARBORS INC GERSTENBERG ERIC W COO(CHESI) F - Tax $116.51 -739 78.6K -0.9% -$86.1K
2022-07-06 2022-07-01 CLH CLEAN HARBORS INC GERSTENBERG ERIC W COO(CHESI) F - Tax $90.32 -11.5K 79.3K -13% -$1.04M
2022-03-28 2022-03-25 CLH CLEAN HARBORS INC GERSTENBERG ERIC W COO(CHESI) S - Sale $106.62 -6,927 90.8K -7% -$738.6K
2022-03-17 2022-03-15 CLH CLEAN HARBORS INC GERSTENBERG ERIC W COO(CHESI) F - Tax $105.77 -258 97.8K -0.3% -$27.3K
2022-03-14 2022-03-10 CLH CLEAN HARBORS INC GERSTENBERG ERIC W COO(CHESI) D - Sale to Iss $0.00 -1,788 98.0K -2% $0
M 2022-02-09 2022-02-07 CLH CLEAN HARBORS INC GERSTENBERG ERIC W COO(CHESI) A - Grant $0.00 +23.9K 99.8K +32% $0
2022-02-03 2022-02-01 CLH CLEAN HARBORS INC GERSTENBERG ERIC W COO(CHESI) F - Tax $93.35 -3,021 75.9K -4% -$282.0K
2021-12-17 2021-12-15 CLH CLEAN HARBORS INC GERSTENBERG ERIC W COO(CHESI) F - Tax $98.73 -2,361 78.9K -3% -$233.1K
2021-09-02 2021-09-01 CLH CLEAN HARBORS INC GERSTENBERG ERIC W COO(CHESI) A - Grant $0.00 +5,000 81.3K +7% $0
2021-08-23 2021-08-20 CLH CLEAN HARBORS INC GERSTENBERG ERIC W COO(CHESI) S - Sale $100.28 -18.0K 76.3K -19% -$1.80M
2021-07-06 2021-07-01 CLH CLEAN HARBORS INC GERSTENBERG ERIC W COO(CHESI) F - Tax $93.23 -7,882 94.2K -8% -$734.8K
M 2021-07-06 2021-07-01 CLH CLEAN HARBORS INC GERSTENBERG ERIC W COO(CHESI) A - Grant $0.00 +25.4K 82.6K +44% $0

Purchase Sale Sale after option exercise All abbreviations