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, Q4 2024
Institutional positions in ATS Corp as of Dec 31, 2024. 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
- 129
- 0 vs. Q3 2024
- Shares held
- 85.8M
- +4.84M (+6.0%) vs. Q3 2024
- Total value
- $2.62B
- +$262.2M (+11.1%) vs. Q3 2024
- New holders
- 14
- 55 more added
- Sold out
- 14
- 48 more reduced
1 institution that held it in Q3 2024 haven't filed for Q4 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 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 | $2.40B |
| 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, Q4 2024
Shares, value and share of portfolio for each institution holding ATS Corp; share changes are against Q3 2024.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Mason Capital Management LLC | 14,914,765 | $454.6M | 96.62% | 00.0% | Unchanged |
| Turtle Creek Asset Management Inc. | 8,338,573 | $254.2M | 6.61% | −567,696−6.4% | Reduced |
| Beutel, Goodman & Co Ltd. | 6,515,682 | $198.6M | 1.08% | +5,425,613+497.7% | Added |
| Royal Bank of Canada | 5,307,964 | $161.8M | 0.03% | +1,452,667+37.7% | Added |
| EdgePoint Investment Group Inc. | 3,540,639 | $107.8M | 0.85% | 00.0% | Unchanged |
| Capital World Investors | 3,449,762 | $105.2M | 0.02% | +341,904+11.0% | Added |
| Vanguard Group Inc | 3,229,265 | $98.5M | 0.00% | +51,365+1.6% | Added |
| Fairfax Financial Holdings LtdSuperinvestorFairfax Financial | 2,486,400 | $73.9M | 4.75% | +2,429,700+4,285.2% | Added |
| FMR LLC | 2,096,469 | $63.9M | 0.00% | +457,096+27.9% | Added |
| ACK Asset Management LLC | 2,093,196 | $63.8M | 8.55% | −162,693−7.2% | Reduced |
| FIL Ltd | 1,865,064 | $56.9M | 0.05% | −5,430,425−74.4% | Reduced |
| Connor, Clark & Lunn Investment Management Ltd. | 1,671,264 | $50.9M | 0.23% | +1,285,598+333.3% | Added |
| Clearbridge Investments, LLC | 1,627,746 | $49.6M | 0.04% | +245,318+17.7% | Added |
| Invesco Ltd. | 1,611,140 | $49.1M | 0.01% | −1,774−0.1% | Reduced |
| TD Waterhouse Canada Inc. | 1,635,224 | $48.4M | 0.39% | +710,923+76.9% | Added |
| Burgundy Asset Management Ltd. | 1,450,528 | $44.2M | 0.45% | −11,298−0.8% | Reduced |
| Mirae Asset Global ETFs Holdings Ltd. | 1,173,152 | $35.8M | 0.08% | −13,389−1.1% | Reduced |
| Mackenzie Financial Corp | 1,131,921 | $34.5M | 0.05% | +221,816+24.4% | Added |
| Alberta Investment Management Corp | 1,086,700 | $33.1M | 0.22% | +148,700+15.9% | Added |
| Alliancebernstein L.P. | 1,035,524 | $31.6M | 0.01% | −18,425−1.7% | Reduced |
| Norges Bank | 1,027,456 | $31.3M | 0.00% | 00.0% | Unchanged |
| Bank of Montreal | 962,411 | $29.3M | 0.01% | +275,365+40.1% | Added |
| Janus Henderson Group PLC | 922,704 | $28.1M | 0.01% | −1,150,150−55.5% | Reduced |
| TD Asset Management Inc | 876,031 | $26.7M | 0.02% | +402,477+85.0% | Added |
| Bank of America Corp | 808,052 | $24.6M | 0.00% | +357,322+79.3% | Added |
| Fiera Capital Corp | 721,297 | $22.0M | 0.07% | +136,493+23.3% | Added |
| Galibier Capital Management Ltd. | 717,571 | $21.9M | 6.24% | +584,741+440.2% | Added |
| Principal Financial Group Inc | 668,140 | $20.4M | 0.01% | +7,100+1.1% | Added |
| 1832 Asset Management L.P. | 662,889 | $20.2M | 0.04% | +31,898+5.1% | Added |
| Canoe Financial LP | 641,989 | $19.6M | 0.32% | +18,480+3.0% | Added |
| Manufacturers Life Insurance Company, The | 637,385 | $19.5M | 0.02% | −2,163,640−77.2% | Reduced |
| Nicola Wealth Management Ltd. | 427,300 | $18.7M | 1.77% | +46,200+12.1% | Added |
| Agf Management Ltd | 541,730 | $16.5M | 0.08% | −2,526−0.5% | Reduced |
| Massachusetts Financial Services Co | 538,815 | $16.4M | 0.01% | −17,097−3.1% | Reduced |
| Federation des caisses Desjardins du Quebec | 549,760 | $16.3M | 0.08% | −7,136−1.3% | Reduced |
| National Bank of Canada | 493,601 | $15.1M | 0.02% | +74,950+17.9% | Added |
| British Columbia Investment Management Corp | 466,879 | $14.2M | 0.08% | +41,487+9.8% | Added |
| Healthcare of Ontario Pension Plan Trust Fund | 438,302 | $13.4M | 0.03% | +194,400+79.7% | Added |
| Legal & General Group Plc | 421,882 | $12.9M | 0.00% | −70,878−14.4% | Reduced |
| Rockefeller Capital Management L.P. | 404,823 | $12.3M | 0.03% | +49,483+13.9% | Added |
| Intact Investment Management Inc. | 392,160 | $12.0M | 0.42% | +124,150+46.3% | Added |
| Aviva PLC | 383,077 | $11.7M | 0.03% | −4,767−1.2% | Reduced |
| UBS Group AG | 348,046 | $10.6M | 0.00% | +323,512+1,318.6% | Added |
| Dixon Mitchell Investment Counsel Inc. | 336,525 | $10.3M | 0.47% | 00.0% | Unchanged |
| CIBC World Markets Inc. | 336,202 | $10.3M | 0.02% | −46,582−12.2% | Reduced |
| Heathbridge Capital Management Ltd. | 329,000 | $10.0M | 3.99% | +329,000 | New |
| CIBC Asset Management Inc | 322,713 | $9.82M | 0.03% | −2,736−0.8% | Reduced |
| Morgan Stanley | 311,820 | $9.50M | 0.00% | −165,869−34.7% | Reduced |
| Allspring Global Investments Holdings, LLC | 283,858 | $8.65M | 0.01% | −78,900−21.8% | Reduced |
| Front Street Capital Management, Inc. | 280,830 | $8.56M | 1.49% | +48,245+20.7% | Added |
| Goldman Sachs Group Inc | 242,202 | $7.38M | 0.00% | +157,680+186.6% | Added |
| Van Berkom & Associates Inc. | 235,565 | $7.18M | 0.21% | −37,264−13.7% | Reduced |
| Candelo Capital Management LP | 200,850 | $6.12M | 3.86% | +200,850 | New |
| Charles Schwab Investment Management Inc | 198,402 | $6.05M | 0.00% | +5,525+2.9% | Added |
| Scotia Capital Inc. | 191,803 | $5.68M | 0.03% | −33,103−14.7% | Reduced |
| Swiss National Bank | 164,500 | $5.01M | 0.00% | +900+0.6% | Added |
| Scheer, Rowlett & Associates Investment Management Ltd. | 148,984 | $4.54M | 0.33% | +148,984 | New |
| Granite Investment Partners, LLC | 143,486 | $4.37M | 0.19% | +143,486 | New |
| Lombard Odier Asset Management (Europe) Ltd | 65,837 | $4.15M | 0.27% | −16,376−19.9% | Reduced |
| Jarislowsky, Fraser Ltd | 134,535 | $4.10M | 0.02% | −3,277−2.4% | Reduced |
| Boothbay Fund Management, LLC | 130,476 | $3.98M | 0.12% | +71,687+121.9% | Added |
| UniSuper Management Pty Ltd | 87,036 | $3.82M | 0.03% | −11,000−11.2% | Reduced |
| Envestnet Asset Management Inc | 109,921 | $3.35M | 0.00% | +10,632+10.7% | Added |
| First Trust Advisors LP | 103,497 | $3.16M | 0.00% | −7,904−7.1% | Reduced |
| Natixis Advisors, L.P. | 94,430 | $2.88M | 0.01% | +4,495+5.0% | Added |
| UBS Asset Management Americas Inc | 83,571 | $2.55M | 0.00% | +1,053+1.3% | Added |
| Royce & Associates LP | 75,500 | $2.30M | 0.02% | +13,000+20.8% | Added |
| Nuveen Asset Management, LLC | 67,643 | $2.06M | 0.00% | 00.0% | Unchanged |
| Russell Investments Group, Ltd. | 65,458 | $2.00M | 0.00% | +55,717+572.0% | Added |
| Gluskin Sheff & Assoc Inc | 58,248 | $1.78M | 0.21% | −6,372−9.9% | Reduced |
| Toronto Dominion Bank | 55,760 | $1.70M | 0.00% | −42,521−43.3% | Reduced |
| Caldwell Investment Management Ltd. | 48,100 | $1.45M | 0.98% | 00.0% | Unchanged |
| Aviso Financial Inc. | 45,681 | $1.39M | 0.07% | +826+1.8% | Added |
| Geode Capital Management, LLC | 41,054 | $1.26M | 0.00% | +2,067+5.3% | Added |
| Ewing Morris & Co. Investment Partners Ltd. | 28,280 | $1.24M | 0.43% | +28,280 | New |
| Dimensional Fund Advisors LP | 37,463 | $1.14M | 0.00% | +479+1.3% | Added |
| Susquehanna International Group, LLP | 33,887 | $1.03M | 0.00% | +33,887 | New |
| Jane Street Group, LLC | 32,449 | $989.2K | 0.00% | −8,521−20.8% | Reduced |
| D. E. Shaw & Co., Inc. | 32,300 | $984.6K | 0.00% | −38,289−54.2% | Reduced |
| Amundi | 28,976 | $829.3K | 0.00% | −1,642−5.4% | Reduced |
| Public Employees Retirement System of Ohio | 26,375 | $804.1K | 0.00% | +1,505+6.1% | Added |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 23,128 | $705.0K | 0.00% | +1,420+6.5% | Added |
| Franklin Resources Inc | 18,122 | $552.0K | 0.00% | +3,990+28.2% | Added |
| Barclays PLC | 17,583 | $535.9K | 0.00% | +16+0.1% | Added |
| Cresset Asset Management, LLC | 15,704 | $478.7K | 0.00% | −2,097−11.8% | Reduced |
| Bank of Nova Scotia Trust Co | 15,341 | $467.6K | 0.05% | +4,458+41.0% | Added |
| Pictet Asset Management Holding SA | 14,875 | $453.4K | 0.00% | 00.0% | Unchanged |
| Timelo Investment Management Inc. | 8,000 | $425.9K | 0.96% | −7,000−46.7% | Reduced |
| Standard Life Aberdeen plc | 13,267 | $401.3K | 0.00% | +3,685+38.5% | Added |
| Dynasty Wealth Management, LLC | 12,738 | $388.2K | 0.01% | +119+0.9% | Added |
| Wells Fargo & Company | 12,275 | $374.2K | 0.00% | −2,433−16.5% | Reduced |
| TRUE Private Wealth Advisors | 12,080 | $368.2K | 0.04% | −243−2.0% | Reduced |
| Bank of New York Mellon Corp | 11,233 | $342.4K | 0.00% | −511−4.4% | Reduced |
| Nebula Research & Development LLC | 11,081 | $337.7K | 0.04% | −3,344−23.2% | Reduced |
| Trexquant Investment LP | 9,839 | $299.9K | 0.00% | −21,567−68.7% | Reduced |
| Procyon Private Wealth Partners, LLC | 9,628 | $293.5K | 0.02% | +9,628 | New |
| Mariner, LLC | 9,328 | $284.3K | 0.00% | +689+8.0% | Added |
| Engineers Gate Manager LP | 8,990 | $274.2K | 0.00% | −2,232−19.9% | Reduced |
| Citigroup Inc | 8,869 | $270.4K | 0.00% | +1,301+17.2% | Added |
| Hantz Financial Services, Inc. | 8,764 | $267.0K | 0.00% | −360−3.9% | Reduced |