Simplex Trading
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Simplex Trading’s ATS Corp ATS Stock Holding History

Simplex Trading’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
2025
Q4 		– Sell
-100
Closed -$2K – 8507
2025
Q3 		$2K Hold
100
– – ﹤0.01% 8600
2025
Q2 		$3K Sell
100
-600
-86% -$16.4K ﹤0.01% 7932
2025
Q1 		$17K Buy
+700
New +$19.5K ﹤0.01% 6690

Other funds holding ATS

MCM
Mason Capital Management New York $607M AUM 1.77% 1-Year Est. Return
Royal Bank of Canada
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
Bank of Montreal Toronto, Ontario, Canada $304B AUM 35.64% 1-Year Est. Return
Fidelity Investments
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
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
JT
Jupiter Topco New York $245B AUM

Simplex Trading's ATS Position: Q2 2026 in Review

Simplex Trading opened a new position in ATS Corp (ATS) in Q2 2026: 846 shares worth $24.3K. The stake represents ﹤0.01% of the portfolio and ranks #6934 among its holdings. This is a return to the name: Simplex Trading previously reported a position in ATS as recently as Q3 2025.

Simplex Trading first reported a position in ATS in Q1 2024 and has held it in 6 quarters since. The position peaked at $245K in Q4 2024. 141 funds tracked by Wall St. Rank hold ATS as of Q2 2026.

  • Simplex Trading held 846 shares of ATS Corp worth $24.3K as of Q2 2026.
  • ATS Corp was a new Simplex Trading position in Q2 2026.
  • ATS Corp made up ﹤0.01% of Simplex Trading's portfolio in Q2 2026, its #6934 holding.
  • Simplex Trading first reported a position in ATS Corp in Q1 2024 and has held it in 6 quarters since.
  • Simplex Trading's ATS Corp position peaked at $245K in Q4 2024.
  • 141 funds tracked by Wall St. Rank held ATS Corp as of Q2 2026.

Based on Simplex Trading's 13F filing for Q2 2026, filed 12 Aug 2026.