ATS Corp /ATS - Common Shares (ATS)

Q3 2025 13F Holders as of 30 Sep 2025

Type / Class
Equity / Common Shares
Shares outstanding
97,276,759
Total 13F shares
83,527,331
Share change
-3,151,208
Total reported value
$2,196,849,014
Put/Call ratio
538%
Price per share
$26.20
Number of holders
115
Value change
-$97,517,298
Number of buys
56
Number of sells
75

Institutional Holders of ATS Corp /ATS - Common Shares (ATS) as of Q3 2025

As of 30 Sep 2025, ATS Corp /ATS - Common Shares (ATS) was held by 115 institutional shareholders that filed Form 13F with the SEC. Together, they reported ownership of 83,527,331 shares. The largest 10 holders included MASON CAPITAL MANAGEMENT LLC, ROYAL BANK OF CANADA, TURTLE CREEK ASSET MANAGEMENT INC., EdgePoint Investment Group Inc., Beutel, Goodman & Co Ltd., VANGUARD GROUP INC, FAIRFAX FINANCIAL HOLDINGS LTD/ CAN, Connor, Clark & Lunn Investment Management Ltd., ACK Asset Management LLC, and Burgundy Asset Management Ltd.. This page lists 115 institutional shareholders reporting positions in this security for the Q3 2025 filing period.
Investor Option Weight % Change % Value $ * Price Shares Share Change Activity Report Period
* Reported Price is the price of the security as of the portfolio date. This value is significant in that it is the last known price at which the security was still held.
An asterisk sign (*) next to the price indicates that the price is likely invalid.