CLEAN HARBORS INC

Ticker: CLH CUSIP: 184496107 Class: EQTY

BOKF, NA's Holding History (CIK: 0000009634)

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

Q1 2025

Shares 34 Value ($000) $7 Avg Close $218.84 Range $186.54 - $247.51

Q4 2024

Shares 34 Value ($000) $8 Avg Close $248.40 Range $220.10 - $267.11

Q3 2024

Shares 34 Value ($000) $8 Avg Close $235.10 Range $217.36 - $251.65

Q2 2024

Shares 34 Value ($000) $8 Avg Close $209.64 Range $189.32 - $231.15

Q3 2017

Shares 3,795 Value ($000) $215 Avg Close $54.44 Range $49.63 - $58.28

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2025	34	$7	$218.84	$186.54 - $247.51
Q4 2024	34	$8	$248.40	$220.10 - $267.11
Q3 2024	34	$8	$235.10	$217.36 - $251.65
Q2 2024	34	$8	$209.64	$189.32 - $231.15
Q3 2017	3,795	$215	$54.44	$49.63 - $58.28