ATS Corp
ATS- Exchange
- NYSE
- Industry
- General Industrial Machinery & Equipment, NEC
- SEC CIK
- 0001394832
No open-market purchases or sales by ATS Corp insiders were filed in the last 90 days; 141 institutions reported holding it in 13F filings for Q2 2026, worth $2.37B in total; Fairfax Financial is the only superinvestor holding it.
13F holders, Q1 2025
Institutional positions in ATS Corp as of Mar 31, 2025. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 122
- −6 vs. Q4 2024
- Shares held
- 87.4M
- +1.60M (+1.9%) vs. Q4 2024
- Total value
- $2.18B
- −$439.4M (−16.8%) vs. Q4 2024
- New holders
- 10
- 60 more added
- Sold out
- 16
- 44 more reduced
1 institution that held it in Q4 2024 haven't filed for Q1 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2024: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting ATS on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 141 | $2.37B |
| Q1 2026 | 131 | $2.39B |
| Q4 2025 | 122 | $2.30B |
| Q3 2025 | 115 | $2.20B |
| Q2 2025 | 131 | $2.77B |
| Q1 2025 | 122 | $2.18B |
| Q4 2024 | 129 | $2.62B |
| Q3 2024 | 130 | $2.36B |
| Q2 2024 | 132 | $2.64B |
| Q1 2024 | 136 | $2.77B |
| Q4 2023 | 132 | $3.27B |
| Q3 2023 | 127 | $3.21B |
| Q2 2023 | 131 | $3.53B |
| Q1 2023 | 3 | $80.6M |
| Q4 2022 | 2 | $33.4M |
| Q3 2022 | 0 | $0 |
| Q2 2022 | 0 | $0 |
| Q1 2022 | 0 | $0 |
| Q4 2021 | 0 | $0 |
| Q3 2021 | 0 | $0 |
| Q2 2021 | 0 | $0 |
| Q1 2021 | 0 | $0 |
Institutions, Q1 2025
Shares, value and share of portfolio for each institution holding ATS Corp; share changes are against Q4 2024.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Norges Bank | 1,027,456 | $25.6M | 0.00% | 00.0% | Unchanged |
| Bank of Montreal | 1,045,567 | $26.1M | 0.01% | +83,156+8.6% | Added |
| Bank of America Corp | 1,055,964 | $26.3M | 0.00% | +247,912+30.7% | Added |
| Mirae Asset Global ETFs Holdings Ltd. | 1,111,800 | $27.7M | 0.06% | −61,352−5.2% | Reduced |
| TD Asset Management Inc | 1,156,862 | $28.8M | 0.03% | +280,831+32.1% | Added |
| Capital World Investors | 1,196,000 | $29.8M | 0.00% | −2,253,762−65.3% | Reduced |
| Mackenzie Financial Corp | 1,200,263 | $29.9M | 0.04% | +68,342+6.0% | Added |
| Hill City Capital, LP | 1,299,857 | $32.4M | 2.41% | +1,299,857 | New |
| Invesco Ltd. | 1,402,085 | $35.0M | 0.01% | −209,055−13.0% | Reduced |
| FMR LLC | 1,486,643 | $37.1M | 0.00% | −609,826−29.1% | Reduced |
| Clearbridge Investments, LLC | 1,601,599 | $39.9M | 0.03% | −26,147−1.6% | Reduced |
| TD Waterhouse Canada Inc. | 1,673,096 | $41.5M | 0.34% | +37,872+2.3% | Added |
| Burgundy Asset Management Ltd. | 1,768,782 | $44.1M | 0.46% | +318,254+21.9% | Added |
| Connor, Clark & Lunn Investment Management Ltd. | 1,976,154 | $49.3M | 0.21% | +304,890+18.2% | Added |
| ACK Asset Management LLC | 2,013,196 | $50.2M | 8.24% | −80,000−3.8% | Reduced |
| Fairfax Financial Holdings LtdSuperinvestorFairfax Financial | 2,486,400 | $60.8M | 3.29% | 00.0% | Unchanged |
| Vanguard Group Inc | 3,220,572 | $80.3M | 0.00% | −8,693−0.3% | Reduced |
| EdgePoint Investment Group Inc. | 5,017,996 | $125.1M | 1.01% | +1,477,357+41.7% | Added |
| Royal Bank of Canada | 6,480,168 | $161.6M | 0.04% | +1,172,204+22.1% | Added |
| Beutel, Goodman & Co Ltd. | 7,052,324 | $175.8M | 1.01% | +536,642+8.2% | Added |
| Turtle Creek Asset Management Inc. | 8,301,528 | $207.0M | 5.82% | −37,045−0.4% | Reduced |
| Mason Capital Management LLC | 15,563,568 | $388.0M | 90.83% | +648,803+4.4% | Added |
| Intact Investment Management Inc. | 0 | $0 | 0.00% | −392,160−100.0% | Sold out |
| Aviva PLC | 0 | $0 | 0.00% | −383,077−100.0% | Sold out |
| Candelo Capital Management LP | 0 | $0 | 0.00% | −200,850−100.0% | Sold out |
| UniSuper Management Pty Ltd | 0 | $0 | 0.00% | −87,036−100.0% | Sold out |
| Susquehanna International Group, LLP | 0 | $0 | 0.00% | −33,887−100.0% | Sold out |
| Timelo Investment Management Inc. | 0 | $0 | 0.00% | −8,000−100.0% | Sold out |
| Trexquant Investment LP | 0 | $0 | 0.00% | −9,839−100.0% | Sold out |
| Simplex Trading, LLC | 0 | $0 | 0.00% | −8,065−100.0% | Sold out |
| SkyView Investment Advisors, LLC | 0 | $0 | 0.00% | −7,500−100.0% | Sold out |
| Citadel Advisors LLC | 0 | $0 | 0.00% | −4,919−100.0% | Sold out |
| Thurston, Springer, Miller, Herd & Titak, Inc. | 0 | $0 | 0.00% | −1,772−100.0% | Sold out |
| The PNC Financial Services Group, Inc. | 0 | $0 | 0.00% | −120−100.0% | Sold out |
| Farther Finance Advisors, LLC | 0 | $0 | 0.00% | −73−100.0% | Sold out |
| BlackRock, Inc. | 0 | $0 | 0.00% | −45−100.0% | Sold out |
| Bell Investment Advisors, Inc | 0 | $0 | 0.00% | −31−100.0% | Sold out |
| WealthCollab, LLC | 0 | $0 | 0.00% | −4−100.0% | Sold out |
| Nuveen Asset Management, LLC | – | – | – | – | Not filed |