Ats Corporation · TSX:ATS
Ats Corporation shareholders
As of Jun 30, 2026, 130 institutions reported holding Ats Corporation, 83.1% of its shares. Largest: Mason Capital Management LLC, RBC and EdgePoint Investment Group Inc. New holders, exits, insiders and big stakes, each with its filing.
| Holder | Shares | % of Ats Corporation | Change | Filed |
|---|---|---|---|---|
| Mason Capital Management LLC | 16.4M | 16.7% | no change | Aug 14, 2026 |
| RBC | 7.88M | 8.0% | +120K | Aug 14, 2026 |
| EdgePoint Investment Group Inc. | 7M | 7.1% | −164K | Aug 14, 2026 |
| Beutel, Goodman & Co Ltd. | 4.8M | 4.9% | −658K | Aug 12, 2026 |
| Vanguard | 3.49M | 3.6% | +45,578 | Aug 13, 2026 |
| TD | 3.09M | 3.2% | −55,888 | Aug 14, 2026 |
| Turtle Creek Asset Management Inc. | 3.08M | 3.1% | −1.81M | Aug 14, 2026 |
| BMO | 3.06M | 3.1% | −52,387 | Aug 12, 2026 |
| Fidelity | 2.91M | 3.0% | +628K | Aug 13, 2026 |
| Fairfax Financial Holdings LTD/ Can | 2.49M | 2.5% | no change | Aug 14, 2026 |