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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 2024

Institutional positions in ATS Corp as of Jun 30, 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
132
−1 vs. Q1 2024
Shares held
81.6M
+5.65M (+7.4%) vs. Q1 2024
Total value
$2.64B
−$120.0M (−4.3%) vs. Q1 2024
New holders
18
60 more added
Sold out
19
39 more reduced

3 institutions that held it in Q1 2024 haven't filed for Q2 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q1 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.

Institutional holdersQ2 2024: 132 institutions
Q1 2021: 0 institutionsQ2 2021: 0 institutionsQ3 2021: 0 institutionsQ4 2021: 0 institutionsQ1 2022: 0 institutionsQ2 2022: 0 institutionsQ3 2022: 0 institutionsQ4 2022: 2 institutionsQ1 2023: 3 institutionsQ2 2023: 131 institutionsQ3 2023: 127 institutionsQ4 2023: 132 institutionsQ1 2024: 136 institutionsQ2 2024: 132 institutionsQ3 2024: 130 institutionsQ4 2024: 129 institutionsQ1 2025: 122 institutionsQ2 2025: 131 institutionsQ3 2025: 115 institutionsQ4 2025: 122 institutionsQ1 2026: 131 institutionsQ2 2026: 141 institutions
Value heldQ2 2024: $2.65B
Q1 2021: $0Q2 2021: $0Q3 2021: $0Q4 2021: $0Q1 2022: $0Q2 2022: $0Q3 2022: $0Q4 2022: $33.4MQ1 2023: $80.6MQ2 2023: $3.53BQ3 2023: $3.21BQ4 2023: $3.30BQ1 2024: $2.81BQ2 2024: $2.65BQ3 2024: $2.36BQ4 2024: $2.69BQ1 2025: $2.18BQ2 2025: $3.00BQ3 2025: $2.20BQ4 2025: $2.30BQ1 2026: $2.40BQ2 2026: $2.37B
Institutions holding ATS and their total value by quarter
QuarterHoldersValue
Q2 2026141$2.37B
Q1 2026131$2.40B
Q4 2025122$2.30B
Q3 2025115$2.20B
Q2 2025131$3.00B
Q1 2025122$2.18B
Q4 2024129$2.69B
Q3 2024130$2.36B
Q2 2024132$2.65B
Q1 2024136$2.81B
Q4 2023132$3.30B
Q3 2023127$3.21B
Q2 2023131$3.53B
Q1 20233$80.6M
Q4 20222$33.4M
Q3 20220$0
Q2 20220$0
Q1 20220$0
Q4 20210$0
Q3 20210$0
Q2 20210$0
Q1 20210$0

Institutions, Q2 2024

Shares, value and share of portfolio for each institution holding ATS Corp; share changes are against Q1 2024.

Institutions holding ATS in Q2 2024
InstitutionSharesValue% of portfolioChange in sharesAction
Mason Capital Management LLC14,349,765$463.6M86.14%00.0%Unchanged
Capital International Investors6,853,119$221.8M0.05%−1,483,692−17.8%Reduced
Capital World Investors5,151,572$166.7M0.03%+573,488+12.5%Added
Turtle Creek Asset Management Inc.5,095,738$164.6M4.24%+1,220,008+31.5%Added
EdgePoint Investment Group Inc.3,540,639$114.6M0.97%−19,873−0.6%Reduced
Manufacturers Life Insurance Company, The3,240,430$104.7M0.10%+1,862,912+135.2%Added
Royal Bank of Canada3,125,700$101.0M0.02%+780,976+33.3%Added
Vanguard Group Inc2,961,446$95.7M0.00%+45,437+1.6%Added
Connor, Clark & Lunn Investment Management Ltd.2,181,725$70.6M0.30%−193,197−8.1%Reduced
FIL Ltd2,128,777$68.9M0.07%+1,867,736+715.5%Added
Janus Henderson Group PLC2,070,000$66.9M0.04%+893,597+76.0%Added
ACK Asset Management LLC2,000,000$64.6M7.97%+460,000+29.9%Added
Federation des caisses Desjardins du Quebec2,018,984$64.2M0.34%+1,153,669+133.3%Added
FMR LLC1,496,702$48.4M0.00%−3,070,769−67.2%Reduced
TD Waterhouse Canada Inc.1,276,742$41.5M0.37%+110,168+9.4%Added
Mirae Asset Global ETFs Holdings Ltd.1,273,093$41.2M0.10%+1,273,093New
Clearbridge Investments, LLC1,264,654$40.9M0.03%−319,596−20.2%Reduced
Invesco Ltd.1,131,385$36.6M0.01%+999,694+759.1%Added
Beutel, Goodman & Co Ltd.1,103,049$35.7M0.19%−46,190−4.0%Reduced
Alliancebernstein L.P.1,039,704$33.6M0.01%−109,571−9.5%Reduced
Capital Research Global Investors975,920$31.6M0.01%+975,920New
Norges Bank957,821$31.0M0.00%00.0%Unchanged
Mackenzie Financial Corp913,919$29.6M0.04%−262,093−22.3%Reduced
Rockefeller Capital Management L.P.768,524$24.8M0.07%+147,264+23.7%Added
Bank of Montreal718,649$24.2M0.01%+142,908+24.8%Added
Canoe Financial LP686,879$23.1M0.43%00.0%Unchanged
TD Asset Management Inc675,547$21.9M0.02%−16,635−2.4%Reduced
Alberta Investment Management Corp672,100$21.7M0.23%+25,700+4.0%Added
Principal Financial Group Inc639,540$20.7M0.01%+279,880+77.8%Added
Agf Management Ltd637,132$20.6M0.11%+28,006+4.6%Added
1832 Asset Management L.P.619,529$20.0M0.04%+180,129+41.0%Added
Aviva PLC578,861$18.7M0.05%−36,394−5.9%Reduced
Massachusetts Financial Services Co566,410$18.3M0.01%−18,697−3.2%Reduced
Fiera Capital Corp494,361$16.0M0.05%−40,304−7.5%Reduced
Legal & General Group Plc452,784$14.6M0.00%+2,001+0.4%Added
Morgan Stanley448,490$14.5M0.00%−124,923−21.8%Reduced
Goldman Sachs Group Inc438,283$14.2M0.00%+183,303+71.9%Added
Nuveen Asset Management, LLC388,541$12.6M0.00%−7,586−1.9%Reduced
Capital Group Private Client Services, Inc.371,444$12.0M0.12%−22,022−5.6%Reduced
Capital International Inc350,896$11.4M0.15%−15,688−4.3%Reduced
CIBC Asset Management Inc324,180$10.5M0.04%+8,205+2.6%Added
National Bank of Canada324,493$10.5M0.02%+3,617+1.1%Added
CIBC World Markets Inc.315,521$10.2M0.03%+35,870+12.8%Added
Allspring Global Investments Holdings, LLC359,097$9.78M0.02%+359,097New
Van Berkom & Associates Inc.247,140$7.99M0.24%+14,443+6.2%Added
British Columbia Investment Management Corp245,111$7.93M0.05%+42,886+21.2%Added
Healthcare of Ontario Pension Plan Trust Fund243,902$7.88M0.02%−79,700−24.6%Reduced
JPMorgan Chase & Co240,586$7.77M0.00%+9,947+4.3%Added
Dixon Mitchell Investment Counsel Inc.238,625$7.72M0.39%+100,000+72.1%Added
Charles Schwab Investment Management Inc187,174$6.06M0.00%+187,174New
Scotia Capital Inc.184,271$5.86M0.03%+13,697+8.0%Added
Swiss National Bank166,600$5.39M0.00%−800−0.5%Reduced
Envestnet Asset Management Inc166,403$5.38M0.00%+20,411+14.0%Added
Capital International Sarl164,439$5.32M0.16%+14,654+9.8%Added
Thornburg Investment Management Inc181,408$5.31M0.07%+2,958+1.7%Added
Burgundy Asset Management Ltd.161,563$5.23M0.06%+107,110+196.7%Added
Front Street Capital Management, Inc.136,750$4.42M0.85%+57,875+73.4%Added
Bank of America Corp134,551$4.35M0.00%+62,599+87.0%Added
UniSuper Management Pty Ltd98,036$4.34M0.04%+98,036New
First Trust Advisors LP120,001$3.88M0.00%−33,073−21.6%Reduced
Galibier Capital Management Ltd.110,830$3.59M0.89%+110,830New
Capital International Ltd100,238$3.24M0.15%+3,915+4.1%Added
Covalis Capital LLP95,561$3.09M0.42%+22,461+30.7%Added
Millennium Management LLC95,311$3.08M0.00%−106,952−52.9%Reduced
UBS Asset Management Americas Inc95,103$3.07M0.00%+95,103New
Jarislowsky, Fraser Ltd94,544$3.06M0.02%+31,313+49.5%Added
Two Sigma Investments, LP84,205$2.72M0.01%−11,700−12.2%Reduced
Lombard Odier Asset Management (Europe) Ltd83,047$2.69M0.13%+48,278+138.9%Added
Natixis Advisors, L.P.82,740$2.67M0.01%−178,927−68.4%Reduced
Toronto Dominion Bank58,641$1.89M0.00%+52,412+841.4%Added
D. E. Shaw & Co., Inc.52,461$1.70M0.00%−233,446−81.7%Reduced
Caldwell Investment Management Ltd.48,100$1.55M1.17%+24,000+99.6%Added
Aviso Financial Inc.45,459$1.45M0.08%+45,459New
Quadrature Capital Ltd41,000$1.32M0.02%+20,100+96.2%Added
Dimensional Fund Advisors LP39,755$1.28M0.00%+21,810+121.5%Added
Geode Capital Management, LLC37,067$1.21M0.00%+1,430+4.0%Added
Marshall Wace, LLP35,617$1.15M0.00%−465,883−92.9%Reduced
Citadel Advisors LLC31,147$1.01M0.00%−27,556−46.9%Reduced
Jane Street Group, LLC30,656$992.1K0.00%+11,077+56.6%Added
Amundi30,618$990.2K0.00%−6,289−17.0%Reduced
UBS Group AG27,667$893.9K0.00%−2,343−7.8%Reduced
Royce & Associates LP25,500$825.2K0.01%00.0%Unchanged
Cubist Systematic Strategies, LLC22,949$742.3K0.01%+13,907+153.8%Added
New York State Common Retirement Fund20,761$670.8K0.00%00.0%Unchanged
Capital Group Investment Management Pte. Ltd.20,612$666.9K0.14%00.0%Unchanged
Cresset Asset Management, LLC20,053$647.9K0.00%+20,053New
Russell Investments Group, Ltd.19,312$624.8K0.00%−6,029−23.8%Reduced
Cidel Asset Management Inc18,106$585.8K0.05%−202−1.1%Reduced
Zurcher Kantonalbank (Zurich Cantonalbank)17,457$564.8K0.00%+804+4.8%Added
Aigen Investment Management, LP17,112$553.7K0.11%−7,002−29.0%Reduced
PDT Partners, LLC16,182$522.8K0.05%+16,182New
Wells Fargo & Company14,709$475.8K0.00%−1,406−8.7%Reduced
Standard Life Aberdeen plc14,654$473.5K0.00%−8,446−36.6%Reduced
SIG North Trading, ULC14,288$461.6K0.12%+6,804+90.9%Added
Bank of New York Mellon Corp13,770$444.9K0.00%−1,268−8.4%Reduced
Pictet Asset Management Holding SA12,935$424.9K0.00%−372−2.8%Reduced
Northwest & Ethical Investments L.P.12,959$419.3K0.01%+2,000+18.2%Added
TRUE Private Wealth Advisors12,323$398.2K0.05%00.0%Unchanged
Dynasty Wealth Management, LLC11,235$363.0K0.01%+1,239+12.4%Added
ExodusPoint Capital Management, LP11,200$362.0K0.00%+3,239+40.7%Added