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, Q2 2025
Institutional positions in ATS Corp as of Jun 30, 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
- 131
- +9 vs. Q1 2025
- Shares held
- 86.8M
- −554.8K (−0.6%) vs. Q1 2025
- Total value
- $2.77B
- +$589.2M (+27.0%) vs. Q1 2025
- New holders
- 21
- 48 more added
- Sold out
- 12
- 50 more reduced
Compare with Q1 2025: 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, Q2 2025
Shares, value and share of portfolio for each institution holding ATS Corp; share changes are against Q1 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Moore Capital Management, LP | 611,120 | $19.5M | 0.39% | −111,362−15.4% | Reduced |
| Massachusetts Financial Services Co | 631,114 | $20.1M | 0.01% | +118,008+23.0% | Added |
| Alberta Investment Management Corp | 767,600 | $24.5M | 0.19% | −198,527−20.5% | Reduced |
| Principal Financial Group Inc | 783,440 | $24.9M | 0.01% | +86,600+12.4% | Added |
| Scheer, Rowlett & Associates Investment Management Ltd. | 792,305 | $25.3M | 1.64% | +159,814+25.3% | Added |
| 1832 Asset Management L.P. | 824,558 | $26.3M | 0.05% | −20,494−2.4% | Reduced |
| Healthcare of Ontario Pension Plan Trust Fund | 841,502 | $26.9M | 0.05% | +200,300+31.2% | Added |
| Bank of America Corp | 861,833 | $27.5M | 0.00% | −194,131−18.4% | Reduced |
| Janus Henderson Group PLC | 922,164 | $29.4M | 0.01% | 00.0% | Unchanged |
| Norges Bank | 1,027,456 | $32.8M | 0.00% | 00.0% | Unchanged |
| Bank of Montreal | 1,098,424 | $35.1M | 0.02% | +52,857+5.1% | Added |
| Mirae Asset Global ETFs Holdings Ltd. | 1,112,974 | $35.4M | 0.07% | +1,174+0.1% | Added |
| Invesco Ltd. | 1,188,227 | $37.9M | 0.01% | −213,858−15.3% | Reduced |
| Capital World Investors | 1,196,000 | $38.1M | 0.01% | 00.0% | Unchanged |
| Hill City Capital, LP | 1,224,857 | $39.0M | 2.10% | −75,000−5.8% | Reduced |
| Marathon Asset Mgmt Ltd | 1,234,961 | $39.3M | 1.26% | +1,234,961 | New |
| TD Asset Management Inc | 1,278,879 | $40.7M | 0.03% | +122,017+10.5% | Added |
| FMR LLC | 1,405,012 | $44.8M | 0.00% | −81,631−5.5% | Reduced |
| Mackenzie Financial Corp | 1,410,833 | $45.0M | 0.06% | +210,570+17.5% | Added |
| TD Waterhouse Canada Inc. | 1,452,320 | $46.4M | 0.33% | −220,776−13.2% | Reduced |
| Burgundy Asset Management Ltd. | 1,812,147 | $57.7M | 0.56% | +43,365+2.5% | Added |
| ACK Asset Management LLC | 1,846,196 | $58.9M | 7.73% | −167,000−8.3% | Reduced |
| Clearbridge Investments, LLC | 1,847,036 | $58.9M | 0.05% | +245,437+15.3% | Added |
| Connor, Clark & Lunn Investment Management Ltd. | 2,369,028 | $75.6M | 0.27% | +392,874+19.9% | Added |
| Fairfax Financial Holdings LtdSuperinvestorFairfax Financial | 2,486,400 | $79.1M | 4.23% | 00.0% | Unchanged |
| Vanguard Group Inc | 3,272,101 | $104.4M | 0.00% | +51,529+1.6% | Added |
| EdgePoint Investment Group Inc. | 6,434,005 | $205.3M | 1.55% | +1,416,009+28.2% | Added |
| Beutel, Goodman & Co Ltd. | 6,834,488 | $217.5M | 1.24% | −217,836−3.1% | Reduced |
| Royal Bank of Canada | 7,074,621 | $225.5M | 0.04% | +594,453+9.2% | Added |
| Turtle Creek Asset Management Inc. | 7,590,538 | $242.0M | 7.02% | −710,990−8.6% | Reduced |
| Mason Capital Management LLC | 15,563,568 | $496.2M | 97.00% | 00.0% | Unchanged |
| Nicola Wealth Management Ltd. | 0 | $0 | 0.00% | −523,300−100.0% | Sold out |
| Heathbridge Capital Management Ltd. | 0 | $0 | 0.00% | −323,300−100.0% | Sold out |
| Allspring Global Investments Holdings, LLC | 0 | $0 | 0.00% | −251,058−100.0% | Sold out |
| Select Equity Group, L.P. | 0 | $0 | 0.00% | −242,640−100.0% | Sold out |
| Caption Management, LLC | 0 | $0 | 0.00% | −17,607−100.0% | Sold out |
| Wells Fargo & Company | 0 | $0 | 0.00% | −13,677−100.0% | Sold out |
| Dynasty Wealth Management, LLC | 0 | $0 | 0.00% | −12,934−100.0% | Sold out |
| Procyon Private Wealth Partners, LLC | 0 | $0 | 0.00% | −11,084−100.0% | Sold out |
| State of Wyoming | 0 | $0 | 0.00% | −705−100.0% | Sold out |
| Coldstream Capital Management Inc | 0 | $0 | 0.00% | −62−100.0% | Sold out |
| Salem Investment Counselors Inc | 0 | $0 | 0.00% | −47−100.0% | Sold out |
| Bogart Wealth, LLC | 0 | $0 | 0.00% | −1−100.0% | Sold out |