Twin Tree Management
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Twin Tree Management’s SiriusXM SIRI Stock Holding History

Twin Tree Management’s Portfolio SIRI Stock Details SIRI Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		– Sell
-48,166
Closed -$1.04M – 1680
2025
Q4 		$963K Buy
+48,166
New +$1.04M 0.01% 1022
2024
Q3 		– Sell
-53
Closed -$1.65K – 1753
2024
Q2 		$1.49K Buy
+53
New +$1.58K ﹤0.01% 1271

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Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
KCMH
Kontiki Capital Management (HK) Hong Kong $1.52B AUM 10.48% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
CCM
Check Capital Management Costa Mesa, California $7.52B AUM 15.3% 1-Year Est. Return
Boston Partners
Boston Partners Boston, Massachusetts $113B AUM 38.87% 1-Year Est. Return
GCM
Gates Capital Management New York $4.16B AUM 21% 1-Year Est. Return

Twin Tree Management's SIRI Position: Q1 2026 in Review

Twin Tree Management sold out of SiriusXM (SIRI) in Q1 2026, closing a stake of 48,166 shares — an estimated $1.04M sold.

Twin Tree Management first reported a position in SIRI in Q2 2024 and held it in 2 quarters. The position peaked at $963K in Q4 2025. 561 funds tracked by Wall St. Rank hold SIRI as of Q1 2026.

  • Twin Tree Management reported no remaining SiriusXM position as of Q1 2026 after selling out during the quarter.
  • Twin Tree Management sold 48,166 SiriusXM shares in Q1 2026, an estimated $1.04M.
  • Twin Tree Management first reported a position in SiriusXM in Q2 2024 and held it in 2 quarters.
  • Twin Tree Management's SiriusXM position peaked at $963K in Q4 2025.
  • 561 funds tracked by Wall St. Rank held SiriusXM as of Q1 2026.

Based on Twin Tree Management's 13F filing for Q1 2026, filed 14 May 2026.