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ATS Corp

121 hedge funds and large institutions have $2.16B invested in ATS Corp in 2025 Q1 according to their latest regulatory filings, with 10 funds opening new positions, 61 increasing their positions, 42 reducing their positions, and 17 closing their positions.

New
Increased
Maintained
Reduced
Closed

more call options, than puts

Call options by funds: $ | Put options by funds: $

more repeat investments, than reductions

Existing positions increased: | Existing positions reduced:

more ownership

Funds ownership:

less funds holding

Funds holding:

17% less funds holding in top 10

Funds holding in top 10: 65 (-1)

18% less capital invested

Capital invested by funds: $2.62B → $2.16B (-$467M)

41% less first-time investments, than exits

New positions opened: 10 | Existing positions closed: 17

Holders
121
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
5
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$8.93M
Puts
$3.4M
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
MCM
1
Mason Capital Management
New York
$388M
TCAM
2
Turtle Creek Asset Management
Ontario, Canada
$207M
BGC
3
Beutel, Goodman & Co
Ontario, Canada
$176M
Royal Bank of Canada
4
Royal Bank of Canada
Ontario, Canada
$162M
EIG
5
EdgePoint Investment Group
Ontario, Canada
$125M
Vanguard Group
6
Vanguard Group
Pennsylvania
$80.3M
FFH
7
Fairfax Financial Holdings
Ontario, Canada
$60.8M
AAM
8
ACK Asset Management
Connecticut
$50.2M
Connor, Clark & Lunn Investment Management (CC&L)
9
Connor, Clark & Lunn Investment Management (CC&L)
British Columbia, Canada
$49.3M
BAM
10
Burgundy Asset Management
Ontario, Canada
$44.1M
TWC
11
TD Waterhouse Canada
Ontario, Canada
$41.5M
ClearBridge Investments
12
ClearBridge Investments
New York
$39.9M
Fidelity Investments
13
Fidelity Investments
Massachusetts
$37.1M
Invesco
14
Invesco
Georgia
$35M
HCC
15
Hill City Capital
Massachusetts
$32.4M
Mackenzie Financial
16
Mackenzie Financial
Ontario, Canada
$29.9M
Capital World Investors
17
Capital World Investors
California
$29.8M
TD Asset Management
18
TD Asset Management
Ontario, Canada
$28.8M
Mirae Asset Global ETFs Holdings
19
Mirae Asset Global ETFs Holdings
Hong Kong
$27.7M
Bank of America
20
Bank of America
North Carolina
$26.3M
Bank of Montreal
21
Bank of Montreal
Ontario, Canada
$26.1M
AIMCA
22
Alberta Investment Management Corp (AIMCo)
Alberta, Canada
$24.1M
Janus Henderson Group
23
Janus Henderson Group
United Kingdom
$24M
1832 Asset Management
24
1832 Asset Management
Ontario, Canada
$21.1M
Fidelity International
25
Fidelity International
Bermuda
$20.4M