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 2023
Institutional positions in ATS Corp as of Jun 30, 2023. 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
- +128 vs. Q1 2023
- Shares held
- 76.2M
- +74.3M (+3,858.4%) vs. Q1 2023
- Total value
- $3.53B
- +$3.45B (+4,284.6%) vs. Q1 2023
- New holders
- 128
- 2 more added
- Sold out
- 0
- 1 more reduced
Compare with Q1 2023: 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 | $2.40B |
| Q4 2025 | 122 | $2.30B |
| Q3 2025 | 115 | $2.20B |
| Q2 2025 | 131 | $3.00B |
| Q1 2025 | 122 | $2.18B |
| Q4 2024 | 129 | $2.69B |
| Q3 2024 | 130 | $2.36B |
| Q2 2024 | 132 | $2.65B |
| Q1 2024 | 136 | $2.81B |
| Q4 2023 | 132 | $3.30B |
| 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 2023
Shares, value and share of portfolio for each institution holding ATS Corp; share changes are against Q1 2023.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Mason Capital Management LLC | 17,849,765 | $822.7M | 80.16% | +17,849,765 | New |
| Capital International Investors | 5,906,119 | $271.7M | 0.07% | +5,906,119 | New |
| FMR LLC | 4,451,613 | $204.8M | 0.02% | +4,451,613 | New |
| Capital World Investors | 4,110,014 | $189.1M | 0.04% | +4,110,014 | New |
| Royal Bank of Canada | 3,088,815 | $142.4M | 0.04% | +3,088,815 | New |
| Vanguard Group Inc | 2,622,936 | $120.9M | 0.00% | +2,622,936 | New |
| Turtle Creek Asset Management Inc. | 2,329,131 | $107.3M | 3.08% | +2,329,131 | New |
| EdgePoint Investment Group Inc. | 2,174,662 | $100.1M | 0.90% | +2,174,662 | New |
| Connor, Clark & Lunn Investment Management Ltd. | 1,941,692 | $89.3M | 0.45% | +1,941,692 | New |
| FIL Ltd | 1,848,598 | $85.1M | 0.10% | +1,848,598 | New |
| Clearbridge Investments, LLC | 1,650,841 | $76.1M | 0.07% | +1,650,841 | New |
| Janus Henderson Group PLC | 1,554,233 | $71.6M | 0.04% | +1,554,233 | New |
| ACK Asset Management LLC | 1,221,341 | $56.3M | 7.01% | +146,341+13.6% | Added |
| Mackenzie Financial Corp | 1,170,937 | $53.9M | 0.08% | +1,170,937 | New |
| Waratah Capital Advisors Ltd. | 1,154,651 | $53.1M | 2.68% | +1,154,651 | New |
| Beutel, Goodman & Co Ltd. | 1,150,135 | $53.0M | 0.30% | +1,150,135 | New |
| Alliancebernstein L.P. | 1,131,036 | $52.1M | 0.02% | +1,131,036 | New |
| Manufacturers Life Insurance Company, The | 1,040,151 | $47.8M | 0.03% | +1,040,151 | New |
| TD Waterhouse Canada Inc. | 787,227 | $47.3M | 0.47% | +787,227 | New |
| Mirae Asset Global Investments Co., Ltd. | 978,121 | $45.1M | 0.10% | +978,121 | New |
| Norges Bank | 883,299 | $40.6M | 0.01% | +883,299 | New |
| American Century Companies Inc | 854,925 | $39.4M | 0.03% | +854,925 | New |
| Perpetual Ltd | 804,441 | $37.0M | 0.32% | +804,441 | New |
| Canoe Financial LP | 745,089 | $34.3M | 0.72% | −104,163−12.3% | Reduced |
| Triasima Portfolio Management inc. | 536,472 | $32.7M | 2.07% | +536,472 | New |
| State of Wisconsin Investment Board | 697,687 | $32.1M | 0.09% | +697,687 | New |
| Bank of Montreal | 675,976 | $31.1M | 0.01% | +675,976 | New |
| Alberta Investment Management Corp | 629,000 | $29.0M | 0.28% | +629,000 | New |
| Citadel Advisors LLC | 605,132 | $27.9M | 0.03% | +605,132 | New |
| Fiera Capital Corp | 575,470 | $26.5M | 0.08% | +575,470 | New |
| Victory Capital Management Inc | 521,546 | $24.0M | 0.03% | +521,546 | New |
| Massachusetts Financial Services Co | 515,340 | $23.8M | 0.01% | +515,340 | New |
| TD Asset Management Inc | 504,595 | $23.2M | 0.03% | +504,595 | New |
| Principal Financial Group Inc | 470,230 | $21.7M | 0.01% | +470,230 | New |
| T. Rowe Price Investment Management, Inc. | 447,449 | $20.6M | 0.01% | +447,449 | New |
| Morgan Stanley | 445,934 | $20.6M | 0.00% | +445,934 | New |
| Natixis Advisors, L.P. | 440,689 | $20.3M | 0.06% | +440,689 | New |
| Aviva PLC | 438,979 | $20.2M | 0.08% | +438,979 | New |
| CIBC Asset Management Inc | 398,332 | $18.3M | 0.07% | +398,332 | New |
| CIBC World Markets Inc. | 369,744 | $17.0M | 0.06% | +369,744 | New |
| National Bank of Canada | 359,500 | $16.5M | 0.03% | +359,500 | New |
| 1832 Asset Management L.P. | 342,860 | $15.8M | 0.03% | +342,860 | New |
| JPMorgan Chase & Co | 337,768 | $15.6M | 0.00% | +337,768 | New |
| Capital Group Private Client Services, Inc. | 303,186 | $13.9M | 0.16% | +303,186 | New |
| Schonfeld Strategic Advisors LLC | 266,800 | $12.3M | 0.11% | +266,800 | New |
| Healthcare of Ontario Pension Plan Trust Fund | 243,902 | $11.2M | 0.05% | +243,902 | New |
| Goldman Sachs Group Inc | 228,144 | $10.5M | 0.00% | +228,144 | New |
| Barometer Capital Management Inc. | 163,735 | $9.98M | 2.66% | +163,735 | New |
| Capital International Inc | 203,279 | $9.36M | 0.17% | +203,279 | New |
| Zimmer Partners, LP | 200,000 | $9.22M | 0.23% | +200,000 | New |
| Van Berkom & Associates Inc. | 188,526 | $8.68M | 0.31% | +188,526 | New |
| Caldwell Investment Management Ltd. | 186,800 | $8.52M | 6.45% | +186,800 | New |
| Scotia Capital Inc. | 178,569 | $8.21M | 0.06% | +178,569 | New |
| Guardian Capital LP | 170,023 | $7.83M | 0.25% | +170,023 | New |
| Public Sector Pension Investment Board | 170,001 | $7.83M | 0.06% | +170,001 | New |
| Hillsdale Investment Management Inc. | 166,600 | $7.67M | 0.70% | +166,600 | New |
| Swiss National Bank | 159,900 | $7.36M | 0.01% | +159,900 | New |
| EAM Global Investors LLC | 158,219 | $7.29M | 2.14% | +158,219 | New |
| Credit Suisse AG | 119,036 | $7.26M | 0.01% | +119,036 | New |
| Invesco Ltd. | 152,385 | $7.02M | 0.00% | +152,385 | New |
| Royce & Associates LP | 128,150 | $5.90M | 0.06% | +128,150 | New |
| D. E. Shaw & Co., Inc. | 126,900 | $5.84M | 0.01% | +126,900 | New |
| PCJ Investment Counsel Ltd. | 126,525 | $5.82M | 2.47% | +126,525 | New |
| Intact Investment Management Inc. | 118,670 | $5.46M | 0.22% | +118,670 | New |
| Burgundy Asset Management Ltd. | 101,041 | $4.65M | 0.05% | +101,041 | New |
| NewGen Asset Management Ltd | 96,100 | $4.43M | 3.35% | +96,100 | New |
| Capital International Sarl | 84,434 | $3.89M | 0.17% | +84,434 | New |
| Dixon Mitchell Investment Counsel Inc. | 83,025 | $3.82M | 0.22% | +83,025 | New |
| Handelsbanken Fonder AB | 73,500 | $3.39M | 0.02% | +73,500 | New |
| Lombard Odier Asset Management (Europe) Ltd | 39,364 | $3.19M | 0.15% | +39,364 | New |
| Agf Management Ltd | 62,392 | $2.87M | 0.02% | +62,392 | New |
| Caas Capital Management LP | 61,409 | $2.83M | 1.36% | +61,409 | New |
| Jarislowsky, Fraser Ltd | 60,994 | $2.81M | 0.02% | +60,994 | New |
| Credential Qtrade Securities Inc. | 57,138 | $2.63M | 0.17% | +57,138 | New |
| Two Sigma Investments, LP | 54,105 | $2.49M | 0.01% | +54,105 | New |
| Millennium Management LLC | 53,947 | $2.49M | 0.00% | +53,947 | New |
| Russell Investments Group, Ltd. | 52,445 | $2.42M | 0.00% | +52,445 | New |
| Capital International Ltd | 48,607 | $2.24M | 0.13% | +48,607 | New |
| Northwest & Ethical Investments L.P. | 47,258 | $2.17M | 0.07% | +47,258 | New |
| O'Shaughnessy Asset Management, LLC | 46,285 | $2.13M | 0.03% | +46,285 | New |
| British Columbia Investment Management Corp | 43,629 | $2.01M | 0.02% | +43,629 | New |
| Rockefeller Capital Management L.P. | 42,612 | $1.96M | 0.01% | +42,612 | New |
| Fairfax Financial Holdings LtdSuperinvestorFairfax Financial | 40,000 | $1.84M | 0.10% | +40,000 | New |
| Arrowstreet Capital, Limited Partnership | 36,948 | $1.70M | 0.00% | +36,948 | New |
| Geode Capital Management, LLC | 31,084 | $1.50M | 0.00% | +31,084 | New |
| Element Capital Management LLC | 29,497 | $1.36M | 0.09% | +29,497 | New |
| Envestnet Asset Management Inc | 27,255 | $1.26M | 0.00% | +27,255 | New |
| Ghisallo Capital Management LLC | 26,869 | $1.24M | 0.15% | +26,869 | New |
| Bank of America Corp | 24,707 | $1.14M | 0.00% | +24,707 | New |
| Cidel Asset Management Inc | 21,985 | $1.01M | 0.05% | +21,985 | New |
| Standard Life Aberdeen plc | 21,622 | $996.6K | 0.00% | +21,622 | New |
| New York State Common Retirement Fund | 20,761 | $956.9K | 0.00% | +20,761 | New |
| HN Saltoro Capital, LP | 14,250 | $868.5K | 2.32% | +14,250 | New |
| Wells Fargo & Company | 17,460 | $803.8K | 0.00% | +17,460 | New |
| Jane Street Group, LLC | 17,415 | $801.1K | 0.00% | +17,415 | New |
| Barclays PLC | 13,273 | $611.8K | 0.00% | +13,273 | New |
| Tacita Capital Inc | 13,265 | $611.0K | 0.45% | +13,265 | New |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 12,868 | $592.7K | 0.00% | +12,868 | New |
| TRUE Private Wealth Advisors | 12,323 | $568.0K | 0.08% | +12,323 | New |
| Federation des caisses Desjardins du Quebec | 12,292 | $565.5K | 0.01% | +12,292 | New |