ATS CORPORATION

Historical 13F Holders

Symbol
ATS
CUSIP
00217Y104
All holders as of
Q2 2026
Type
Equity
Class
COM
Reported Value, Excluding Options
Total Filings

13D/G Filers

Investors who own more than 5% of a class must file a Schedule 13D or 13G. Every filing for 00217Y104 since 12/18/2024, newest first.

Filer % of Class Filed
Beutel, Goodman & Co Ltd. 13G/A Amendment 2 6.4% 10/6/2026
Event 8/31/2026
Beutel, Goodman & Co Ltd. 13G/A Amendment 1 4.9% 8/7/2026
Event 7/31/2026
Turtle Creek Asset Management Inc. 13G/A Amendment 3 4.99% 5/15/2026
Event 3/31/2026
Turtle Creek Asset Management Inc. 13G/A Amendment 2 5.8% 2/17/2026
Event 12/31/2025
Royal Bank of Canada 13G/A Amendment 1 6.6% 2/13/2026
Event 12/31/2025
Royal Bank of Canada 13G 5.3% 10/20/2025
Event 3/31/2025
EdgePoint Investment Group Inc. 13G/A Amendment 1 6.6% 8/14/2025
Event 6/30/2025
Turtle Creek Asset Management Inc. 13G/A Amendment 1 7.8% 8/14/2025
Event 6/30/2025
Bank of Nova Scotia 13G 1.5% 7/21/2025
Event 6/30/2025
Turtle Creek Asset Management Inc. 13G 9.2% 6/5/2025
Event 9/30/2024
EdgePoint Investment Group Inc. 13G 5.1% 5/15/2025
Event 3/31/2025
Bank of Nova Scotia 13G/A Amendment 1 5.3% 5/7/2025
Event 3/31/2025
Beutel, Goodman & Co Ltd. 13G 6.7% 1/6/2025
Event 12/31/2024

13F Holders by Quarter

Period Filings Shares, Excl. Options Value, Excl. Options
2026 Q3 2 18.7 k $332 k
2026 Q2 144 81.7 M $2.37 B
2026 Q1 134 85.3 M $2.40 B
2025 Q4 124 83.2 M $2.30 B
2025 Q3 123 83.5 M $2.20 B
2025 Q2 143 94.0 M $3.00 B
2025 Q1 135 87.4 M $2.18 B
2024 Q4 144 88.1 M $2.69 B
2024 Q3 143 81.1 M $2.36 B
2024 Q2 144 82.3 M $2.66 B
2024 Q1 154 77.6 M $2.81 B
2023 Q4 142 76.5 M $3.31 B
2023 Q3 141 75.0 M $3.21 B
2023 Q2 138 76.2 M $3.53 B
2023 Q1 2 1.92 M $80.6 M
2022 Q4 1 1.08 M $33.4 M