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ATS Corp
ATS

121 hedge funds and large institutions have $2.29B invested in ATS Corp in 2025 Q4 according to their latest regulatory filings, with 23 funds opening new positions, 41 increasing their positions, 41 reducing their positions, and 14 closing their positions.

New
Increased
Maintained
Reduced
Closed

64% more first-time investments, than exits

New positions opened: 23 | Existing positions closed: 14

4% more funds holding

Funds holding: 116 → 121 (+5)

4% more capital invested

Capital invested by funds: $2.2B → $2.29B (+$96.5M)

0% more funds holding in top 10

Funds holding in top 10: 4 → 4 (0)

0% more repeat investments, than reductions

Existing positions increased: 41 | Existing positions reduced: 41

0.8% less ownership

Funds ownership: 85.42% → 84.62% (-0.8%)

62% less call options, than puts

Call options by funds: $724K | Put options by funds: $1.89M

Holders
121
Holders Change
+5
Holders Change %
+4.31%
% of All Funds
1.47%
Holding in Top 10
4
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
0.05%
New
23
Increased
41
Reduced
41
Closed
14
Calls
$724K
Puts
$1.89M
Net Calls
-$1.16M
Net Calls Change
+$4.76M

Top Buyers

1
Bank of Montreal
Bank of Montreal
Ontario, Canada
+$50.2M
2
Fidelity Investments
Fidelity Investments
Massachusetts
+$19.8M
3
EIG
EdgePoint Investment Group
Ontario, Canada
+$13.6M
4
Royal Bank of Canada
Royal Bank of Canada
Ontario, Canada
+$11.8M
5
Connor, Clark & Lunn Investment Management (CC&L)
Connor, Clark & Lunn Investment Management (CC&L)
British Columbia, Canada
+$11.5M

Top Sellers

1
TCAM
Turtle Creek Asset Management
Ontario, Canada
-$35.5M
2
BGC
Beutel, Goodman & Co
Ontario, Canada
-$13.2M
3
TWC
TD Waterhouse Canada
Ontario, Canada
-$12.4M
4
FG
Foresight Group
United Kingdom
-$10.2M
5
Mackenzie Financial
Mackenzie Financial
Ontario, Canada
-$10.1M
Name Holding Trade Value Shares
Change 		Change in
Stake
Blackstone Inc
126
Blackstone Inc
New York
– -$1.3M -49,501 Closed
Amundi
127
Amundi
France
– -$727K -27,180 Closed
LOAMS
128
Lombard Odier Asset Management (Switzerland)
Switzerland
– -$771K -21,515 Closed
BFM
129
Boothbay Fund Management
New York
– -$266K -10,170 Closed
QT
130
Quantbot Technologies
New York
– -$122K -4,665 Closed
SOW
131
State of Wyoming
Wyoming
– -$112K -4,262 Closed
QL
132
Quarry LP
New York
– -$32.4K -1,238 Closed
TRCT
133
Tower Research Capital (TRC)
New York
– -$26.2K -1,000 Closed
CIAM
134
Caitong International Asset Management
Hong Kong
– -$3.75K -143 Closed
Simplex Trading
135
Simplex Trading
Illinois
– -$1K -67 Closed
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