CECO ENVIRONMENTAL CORP

Ticker: CECO CUSIP: 125141101 Class: Common Stock

Dynamic Technology Lab Private Ltd's Holding History (CIK: 0001535387)

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

Q1 2024

Shares 14,132 Value ($000) $0 Avg Close $20.61 Range $18.50 - $24.43

Q4 2023

Shares 22,645 Value ($000) $0 Avg Close $18.23 Range $15.27 - $21.43

Q3 2022

Shares 26,460 Value ($000) $234 Avg Close $8.57 Range $5.70 - $10.80

Q1 2017

Shares 26,477 Value ($000) $278 Avg Close $11.77 Range $9.60 - $14.11

Q4 2016

Shares 20,066 Value ($000) $280 Avg Close $11.85 Range $9.25 - $14.45

Q3 2016

Shares 27,158 Value ($000) $306 Avg Close $9.83 Range $8.20 - $11.34

Q4 2015

Shares 14,911 Value ($000) $115 Avg Close $7.95 Range $6.51 - $10.43

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2024	14,132	$0	$20.61	$18.50 - $24.43
Q4 2023	22,645	$0	$18.23	$15.27 - $21.43
Q3 2022	26,460	$234	$8.57	$5.70 - $10.80
Q1 2017	26,477	$278	$11.77	$9.60 - $14.11
Q4 2016	20,066	$280	$11.85	$9.25 - $14.45
Q3 2016	27,158	$306	$9.83	$8.20 - $11.34
Q4 2015	14,911	$115	$7.95	$6.51 - $10.43