CUSIP 00217Y104COMATSQ4 2025
14 filings · latest Feb 17, 2026
Largest reported positions · latest quarter
| # | Fund | Shares | Value |
|---|---|---|---|
| 1 | Mason Capital Management LLC | 15.56M | $428.62M |
| 2 | Royal Bank Of Canada | 7.64M | $210.53M |
| 3 | Edgepoint Investment Group Inc. | 6.89M | $189.77M |
| 4 | Turtle Creek Asset Management Inc. | 5.64M | $155.38M |
| 5 | Vanguard Group Inc | 3.40M | $93.58M |
| 6 | Bank Of Montreal /Can/ | 3.02M | $83.27M |
| 7 | Connor, Clark & Lunn Investment Management Ltd. | 2.49M | $68.47M |
| 8 | Fairfax Financial Holdings Ltd/ Can | 2.49M | $68.28M |
| 4 | Aug 14, 2025 | Edgepoint Investment Group Inc. | 13G/A | 6.6% | 6.43M | SEC |
| 5 | Aug 14, 2025 | Turtle Creek Asset Management Inc. | 13G/A | 11.0% | 7.59M | SEC |
| 6 | Jul 21, 2025 | Bank Of Nova Scotia | 13G | 1.5% | 1.44M | SEC |
| 7 | Jun 5, 2025 | Turtle Creek Asset Management Inc. | 13G | 11.0% | 8.91M | SEC |
| 8 | May 15, 2025 | Edgepoint Investment Group Inc. | 13G | 5.1% | 5.02M | SEC |
| 9 | May 7, 2025 | Bank Of Nova Scotia | 13G/A | 5.3% | 5.20M | SEC |
| 10 | Jan 6, 2025 | Beutel, Goodman &Amp; Co Ltd. | 13G | 6.7% | 6.52M | SEC |
See the full Schedule 13D/13G history for Ats Corporation.
Unlock full history| 9 |
| Fmr LLC |
| 2.12M |
| $58.34M |
| 10 | Ack Asset Management LLC | 1.85M | $50.84M |