CLEAN HARBORS INC

Ticker: CLH CUSIP: 184496107 Class: EQTY

Atom Investors LP's Holding History (CIK: 0001738902)

Note: Option positions (PUT/CALL) are excluded.

Q4 2025

Shares 31,001 Value ($000) $7,269 Avg Close $228.49 Range $201.34 - $248.07

Q2 2025

Shares 5,844 Value ($000) $1,351 Avg Close $218.92 Range $178.29 - $235.43

Q2 2020

Shares 23,977 Value ($000) $1,438 Avg Close $55.73 Range $44.36 - $71.22

Q1 2020

Shares 8,859 Value ($000) $455 Avg Close $73.03 Range $29.45 - $88.40

Q4 2018

Shares 34,059 Value ($000) $1,681 Avg Close $62.29 Range $46.21 - $72.46

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	31,001	$7,269	$228.49	$201.34 - $248.07
Q2 2025	5,844	$1,351	$218.92	$178.29 - $235.43
Q2 2020	23,977	$1,438	$55.73	$44.36 - $71.22
Q1 2020	8,859	$455	$73.03	$29.45 - $88.40
Q4 2018	34,059	$1,681	$62.29	$46.21 - $72.46