AtsATS

13F holders, Q2 2024 (June 30)
132holders −4
16new positions
20sold out
3famous investors
$32.33avg. 13F price*

At the end of Q2 2024, 132 institutions reported holding Ats Corp. (ATS) in their 13F filings, down 4 from Q1 2024. 16 opened new positions and 20 sold out. The largest holders were Mason Capital Management LLC ($463.6M), Capital International Investors ($221.8M) and Capital World Investors ($166.7M). 3 famous investors held it, including Israel Englander (0.0% of Millennium Management's portfolio), David E. Shaw (0.0% of D. E. Shaw & Co.'s portfolio) and Ken Griffin (0.0% of Citadel Advisors's portfolio).

Company
Ats Corp.
CUSIP
00217Y104
Latest filing quarter
Q2 2026

History

Number of 13F holders

050100150 Q1 2024: 136Q1 2024Q2 2024: 132Q2 2024Q3 2024: 130Q3 2024Q4 2024: 129Q4 2024Q1 2025: 122Q1 2025Q2 2025: 131Q2 2025Q3 2025: 115Q3 2025Q4 2025: 122Q4 2025Q1 2026: 131Q1 2026Q2 2026: 141Q2 2026

Total Exit/New Position Q1 2024 → Q2 2024

InstitutionsTotal Value
New Positions16$60.4M
Exits20$82.7M

All 13F filers, Q1 2024 → Q2 2024: 13,610,622 shares bought and 9,277,462 shares sold, net +4,333,160 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.

Ownership 132 holders

Mason Capital Management LLC 86.14% No change 14,349,765 $463.6M
Capital International Investors 0.05% Reduce -17.8% 6,853,119 $221.8M
Capital World Investors 0.03% Add +12.5% 5,151,572 $166.7M
Turtle Creek Asset Management Inc. 4.24% Add +31.5% 5,095,738 $164.6M
EdgePoint Investment Group Inc. 0.97% Reduce -0.6% 3,540,639 $114.6M
Manufacturers Life Insurance Company, The 0.10% Add +135.2% 3,240,430 $104.7M
Royal Bank of Canada 0.02% Add +33.3% 3,125,700 $101.0M
Vanguard Group Inc. 0.00% Add +1.6% 2,961,446 $95.7M
Connor, Clark & Lunn Investment Management Ltd. 0.30% Reduce -8.1% 2,181,725 $70.6M
FIL Ltd 0.07% Add +715.5% 2,128,777 $68.9M
Janus Henderson Group PLC 0.04% Add +76.0% 2,070,000 $66.9M
ACK Asset Management LLC 7.97% Add +29.9% 2,000,000 $64.6M
Federation des caisses Desjardins du Quebec 0.34% Add +133.3% 2,018,984 $64.2M
FMR LLC 0.00% Reduce -67.2% 1,496,702 $48.4M
TD Waterhouse Canada Inc. 0.37% Add +9.4% 1,276,742 $41.5M
MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. 0.10% — 1,273,093 $41.2M
Clearbridge Investments, LLC 0.03% Reduce -20.2% 1,264,654 $40.9M
Invesco Ltd. 0.01% Add +759.1% 1,131,385 $36.6M
Beutel, Goodman & Co Ltd. 0.19% Reduce -4.0% 1,103,049 $35.7M
Alliancebernstein L.P. 0.01% Reduce -9.5% 1,039,704 $33.6M
Capital Research Global Investors 0.01% New 975,920 $31.6M
Norges Bank 0.00% No change 957,821 $31.0M
Mackenzie Financial Corp. 0.04% Reduce -22.3% 913,919 $29.6M
Rockefeller Capital Management L.P. 0.07% Add +23.7% 768,524 $24.8M
Bank of Montreal 0.01% Add +24.8% 718,649 $24.2M
Canoe Financial LP 0.43% No change 686,879 $23.1M
TD Asset Management Inc 0.02% Reduce -2.4% 675,547 $21.9M
Alberta Investment Management Corp 0.24% Add +4.0% 672,100 $21.7M
Principal Financial Group Inc. 0.01% Add +77.8% 639,540 $20.7M
Agf Management Ltd. 0.12% Add +4.6% 637,132 $20.6M
1832 Asset Management L.P. 0.04% Add +41.0% 619,529 $20.0M
Aviva PLC 0.05% Reduce -5.9% 578,861 $18.7M
Massachusetts Financial Services Co. 0.01% Reduce -3.2% 566,410 $18.3M
Fiera Capital Corp 0.05% Reduce -7.5% 494,361 $16.0M
Legal & General Group Plc 0.00% Add +0.4% 452,784 $14.6M
Morgan Stanley 0.00% Reduce -21.8% 448,490 $14.5M
Goldman Sachs Group Inc. 0.00% Add +71.9% 438,283 $14.2M
Nuveen Asset Management, LLC 0.00% Reduce -1.9% 388,541 $12.6M
Capital Group Private Client Services, Inc. 0.12% Reduce -5.6% 371,444 $12.0M
Capital International, Inc. 0.15% Reduce -4.3% 350,896 $11.4M
CIBC Asset Management Inc 0.04% Add +2.6% 324,180 $10.5M
National Bank of Canada 0.02% Add +1.1% 324,493 $10.5M
Cibc World Market Inc. 0.03% Add +12.8% 315,521 $10.2M
Allspring Global Investments Holdings, LLC 0.02% New 359,097 $9.8M
Van Berkom & Associates Inc. 0.24% Add +6.2% 247,140 $8.0M
BRITISH COLUMBIA INVESTMENT MANAGEMENT Corp 0.05% Add +21.2% 245,111 $7.9M
Healthcare of Ontario Pension Plan Trust Fund 0.02% Reduce -24.6% 243,902 $7.9M
JPMorgan Chase & Co. 0.00% Add +4.3% 240,586 $7.8M
Dixon Mitchell Investment Counsel Inc. 0.39% Add +72.1% 238,625 $7.7M
Charles Schwab Investment Management Inc. 0.00% New 187,174 $6.1M
Scotia Capital Inc. 0.03% Add +8.0% 184,271 $5.9M
Swiss National Bank 0.00% Reduce -0.5% 166,600 $5.4M
Envestnet Asset Management Inc. 0.00% Add +14.0% 166,403 $5.4M
Capital International Sarl 0.16% Add +9.8% 164,439 $5.3M
Thornburg Investment Management Inc. 0.07% Add +1.7% 181,408 $5.3M
Burgundy Asset Management Ltd. 0.06% Add +196.7% 161,563 $5.2M
Front Street Capital Management, Inc. 0.85% Add +73.4% 136,750 $4.4M
Bank of America Corp. 0.00% Add +87.0% 134,551 $4.3M
UniSuper Management Pty Ltd 0.04% New 98,036 $4.3M
First Trust Advisors LP 0.00% Reduce -21.6% 120,001 $3.9M
Galibier Capital Management Ltd. 0.89% New 110,830 $3.6M
Capital International Ltd. 0.15% Add +4.1% 100,238 $3.2M
Covalis Capital LLP 0.42% Add +30.7% 95,561 $3.1M
Millennium Management 0.00% Reduce -52.9% 95,311 $3.1M
UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC 0.00% New 95,103 $3.1M
JARISLOWSKY, FRASER Ltd 0.02% Add +49.5% 94,544 $3.1M
Two Sigma Investments, LP 0.01% Reduce -12.2% 84,205 $2.7M
Lombard Odier Asset Management (Europe) Ltd 0.18% Add +138.8% 83,047 $2.7M
Natixis Advisors, LLC 0.01% Reduce -68.4% 82,740 $2.7M
Toronto Dominion Bank 0.00% Add +841.4% 58,641 $1.9M
D. E. Shaw & Co. 0.00% Reduce -81.7% 52,461 $1.7M
Caldwell Investment Management Ltd. 1.17% Add +99.6% 48,100 $1.6M
Aviso Financial Inc. 0.08% — 45,459 $1.4M
Quadrature Capital Ltd 0.02% Add +96.2% 41,000 $1.3M
Dimensional Fund Advisors LP 0.00% Add +121.5% 39,755 $1.3M
Geode Capital Management, LLC 0.00% Add +4.0% 37,067 $1.2M
Marshall Wace, LLP 0.00% Reduce -92.9% 35,617 $1.2M
Citadel Advisors 0.00% Reduce -46.9% 31,147 $1.0M
Jane Street Group, LLC 0.00% Add +56.6% 30,656 $992K
Amundi 0.00% Reduce -17.0% 30,618 $990K
UBS Group AG 0.00% Reduce -7.8% 27,667 $894K
Royce & Associates LP 0.01% No change 25,500 $825K
Cubist Systematic Strategies, LLC 0.01% Add +153.8% 22,949 $742K
New York State Common Retirement Fund 0.00% No change 20,761 $671K
Capital Group Investment Management Pte. LTD. 0.14% No change 20,612 $667K
Cresset Asset Management, LLC 0.00% New 20,053 $648K
Russell Investments Group, Ltd. 0.00% Reduce -23.8% 19,312 $625K
Cidel Asset Management Inc. 0.05% Reduce -1.1% 18,106 $586K
Zurcher Kantonalbank (Zurich Cantonalbank) 0.00% Add +4.8% 17,457 $565K
Aigen Investment Management, LP 0.11% Reduce -29.0% 17,112 $554K
PDT Partners, LLC 0.05% New 16,182 $523K
Wells Fargo & Company 0.00% Reduce -8.7% 14,709 $476K
Aberdeen Group plc 0.00% Reduce -36.6% 14,654 $473K
SIG North Trading, ULC 0.12% Add +90.9% 14,288 $462K
Bank of New York Mellon Corp 0.00% Reduce -8.4% 13,770 $445K
Pictet Asset Management Holding SA 0.00% Reduce -2.8% 12,935 $425K
Northwest & Ethical Investments L.P. 0.01% Add +18.3% 12,959 $419K
TRUE Private Wealth Advisors 0.05% No change 12,323 $398K
Dynasty Wealth Management, LLC 0.01% Add +12.4% 11,235 $363K
ExodusPoint Capital Management, LP 0.00% Add +40.7% 11,200 $362K

"% of holder's portfolio" is ATS's weight in each manager's 13F, not the share of Ats Corp. the manager owns.

Show all 132 holders