Polar Asset Management Partners’s ATS Corp ATS Stock Holding History

Polar Asset Management Partners’s Portfolio ATS Stock Details ATS Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q2	$3.03M	Buy	+105,203	New	+$3.24M	0.05%	367
2026 Q1	–	Sell	-180,000	Closed	-$4.96M	–	699
2025 Q4	$4.96M	Buy	+180,000	New	+$4.81M	0.06%	246
2024 Q2	–	Sell	-106,600	Closed	-$3.59M	–	712
2024 Q1	$3.59M	Buy	+106,600	New	+$4.23M	0.06%	262

Other funds holding ATS

MCM

Mason Capital Management New York $607M AUM 1.77% 1-Year Est. Return

Royal Bank of Canada Toronto, Ontario, Canada $672B AUM 33.48% 1-Year Est. Return

EIG

EdgePoint Investment Group Toronto, Ontario, Canada $13.2B AUM 32.43% 1-Year Est. Return

BGC

Beutel, Goodman & Co Toronto, Ontario, Canada $13.6B AUM 17.82% 1-Year Est. Return

TCAM

Turtle Creek Asset Management Toronto, Ontario, Canada $2.56B AUM 1.05% 1-Year Est. Return

Bank of Montreal Toronto, Ontario, Canada $304B AUM 35.64% 1-Year Est. Return

Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return

FFH

Fairfax Financial Holdings Toronto, Ontario, Canada $2.64B AUM 24.46% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

Jupiter Topco New York $245B AUM

Polar Asset Management Partners's ATS Position: Q2 2026 in Review

Polar Asset Management Partners opened a new position in ATS Corp (ATS) in Q2 2026: 105,203 shares worth $3.03M. The stake represents 0.05% of the portfolio and ranks #367 among its holdings. This is a return to the name: Polar Asset Management Partners previously reported a position in ATS as recently as Q4 2025.

Polar Asset Management Partners first reported a position in ATS in Q1 2024 and has held it in 3 quarters since. The position peaked at $4.96M in Q4 2025. 141 funds tracked by Wall St. Rank hold ATS as of Q2 2026.

Polar Asset Management Partners held 105,203 shares of ATS Corp worth $3.03M as of Q2 2026.
ATS Corp was a new Polar Asset Management Partners position in Q2 2026.
ATS Corp made up 0.05% of Polar Asset Management Partners's portfolio in Q2 2026, its #367 holding.
Polar Asset Management Partners first reported a position in ATS Corp in Q1 2024 and has held it in 3 quarters since.
Polar Asset Management Partners's ATS Corp position peaked at $4.96M in Q4 2025.
141 funds tracked by Wall St. Rank held ATS Corp as of Q2 2026.

Based on Polar Asset Management Partners's 13F filing for Q2 2026, filed 14 Aug 2026.