CECO ENVIRONMENTAL CORP

Ticker: CECO CUSIP: 125141101 Class: Common Stock

Quarry LP's Holding History (CIK: 0001965207)

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

Q4 2025

Shares 161 Value ($000) $10 Avg Close $53.49 Range $42.82 - $63.98

Q3 2025

Shares 507 Value ($000) $26 Avg Close $42.33 Range $28.26 - $52.46

Q2 2025

Shares 1,170 Value ($000) $33 Avg Close $24.90 Range $17.57 - $30.56

Q1 2025

Shares 986 Value ($000) $22 Avg Close $26.66 Range $22.33 - $33.42

Q2 2024

Shares 451 Value ($000) $13 Avg Close $24.22 Range $20.00 - $29.11

Q1 2024

Shares 837 Value ($000) $19 Avg Close $20.61 Range $18.50 - $24.43

Q4 2023

Shares 170 Value ($000) $3 Avg Close $18.23 Range $15.27 - $21.43

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	161	$10	$53.49	$42.82 - $63.98
Q3 2025	507	$26	$42.33	$28.26 - $52.46
Q2 2025	1,170	$33	$24.90	$17.57 - $30.56
Q1 2025	986	$22	$26.66	$22.33 - $33.42
Q2 2024	451	$13	$24.22	$20.00 - $29.11
Q1 2024	837	$19	$20.61	$18.50 - $24.43
Q4 2023	170	$3	$18.23	$15.27 - $21.43