ATS CORPORATION

Ticker: ATS CUSIP: 00217Y104 Class: Foreign Stock

GUARDIAN CAPITAL LP's Holding History (CIK: 0001224324)

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

Q4 2025

Shares 47,063 Value ($000) $1,298 Avg Close $26.71 Range $23.85 - $30.00

Q1 2024

Shares 43,126 Value ($000) $1,453 Avg Close $39.69 Range $33.34 - $44.70

Q4 2023

Shares 52,719 Value ($000) $2,283 Avg Close $38.80 Range $33.02 - $44.58

Q3 2023

Shares 95,227 Value ($000) $4,078 Avg Close $44.17 Range $39.81 - $48.89

Q2 2023

Shares 170,023 Value ($000) $7,831 Avg Close $43.03 Range $38.90 - $48.44

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	47,063	$1,298	$26.71	$23.85 - $30.00
Q1 2024	43,126	$1,453	$39.69	$33.34 - $44.70
Q4 2023	52,719	$2,283	$38.80	$33.02 - $44.58
Q3 2023	95,227	$4,078	$44.17	$39.81 - $48.89
Q2 2023	170,023	$7,831	$43.03	$38.90 - $48.44