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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.

Q3 2025 vs. Q2 2025

How the institutions holding ATS Corp changed between Q2 2025 and Q3 2025.

All holders in Q3 2025All holders in Q2 2025

13F holders of ATS: Q2 2025 compared with Q3 2025
MeasureQ2 2025Of which not filed for Q3 2025Q3 2025Change
Holders1311115−15
Shares86.8M1.03M83.5M−2.25M (−2.6%)
Value$2.77B$32.8M$2.20B−$539.7M (−19.7%)

1 institution that held it in Q2 2025 haven't filed for Q3 2025 yet. Not filing isn't selling, so the changes leave them out.

New holders (15)

Institutions that held ATS Corp at the end of Q3 2025 but not at the end of Q2 2025.

Institutions new to ATS in Q3 2025
InstitutionSharesValue% of portfolio
Roubaix Capital, LLC223,532$5.86M2.73%
Colony Group, LLC181,988$4.77M0.01%
Bastion Asset Management Inc.72,655$1.90M1.10%
Public Sector Pension Investment Board61,906$1.62M0.01%
Blackstone Group Inc.49,501$1.30M0.01%
Millennium Management LLC43,821$1.15M0.00%
Main Management ETF Advisors, LLC29,450$772.0K0.03%
PenderFund Capital Management Ltd.20,000$523.2K0.09%
Quantbot Technologies LP4,665$122.2K0.00%
State of Wyoming4,262$111.7K0.01%
Quarry LP1,238$32.4K0.01%
Wells Fargo & Company632$16.6K0.00%
Farther Finance Advisors, LLC243$6.37K0.00%
Root Financial Partners, LLC40$1.05K0.00%
Larson Financial Group LLC13$3410.00%

Sold out (30)

Institutions that held ATS Corp at the end of Q2 2025 and filed for Q3 2025 without it.

Not filed for Q3 2025 yet (1)

Institutions that held ATS Corp at the end of Q2 2025 and haven't filed a 13F for Q3 2025. Not filing isn't selling, so they aren't counted as sold out.

Institutions holding ATS in Q2 2025 that haven't filed for Q3 2025
InstitutionShares, Q2 2025Value, Q2 2025
Norges Bank1,027,456$32.8M