Twin Tree Management
RMBS icon

Twin Tree Management’s Rambus RMBS Stock Holding History

Twin Tree Management’s Portfolio RMBS Stock Details RMBS Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2025
Q4 		– Sell
-15,600
Closed -$1.63M – 1677
2025
Q3 		$1.63M Sell
15,600
-27,100
-63% -$2.09M 0.01% 1094
2025
Q2 		$2.73M Sell
42,700
-65,100
-60% -$3.49M 0.01% 1176
2025
Q1 		$5.58M Sell
107,800
-70,400
-40% -$4.14M 0.01% 874
2024
Q4 		$9.42M Sell
178,200
-11,500
-6% -$586K 0.02% 713
2024
Q3 		$8.01M Buy
189,700
+126,700
+201% +$6.14M 0.02% 735
2024
Q2 		$3.7M Buy
+63,000
New +$3.6M 0.01% 839

Other funds holding RMBS

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
Invesco
Invesco Atlanta, Georgia $1.02T AUM 30.18% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
T. Rowe Price Associates
T. Rowe Price Associates Baltimore, Maryland $865B AUM 30.76% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
T. Rowe Price Investment Management
T. Rowe Price Investment Management Baltimore, Maryland $145B AUM 22.78% 1-Year Est. Return
EIG
EdgePoint Investment Group Toronto, Ontario, Canada $12.5B AUM 31.7% 1-Year Est. Return

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

Twin Tree Management sold out of Rambus (RMBS) in Q1 2026, closing a stake of 455 shares — an estimated $41.8K sold.

Twin Tree Management first reported a position in RMBS in Q1 2023 and held it in 6 quarters. The position peaked at $23M in Q2 2023. 553 funds tracked by Wall St. Rank hold RMBS as of Q1 2026.

  • Twin Tree Management reported no remaining Rambus position as of Q1 2026 after selling out during the quarter.
  • Twin Tree Management sold 455 Rambus shares in Q1 2026, an estimated $41.8K.
  • Twin Tree Management first reported a position in Rambus in Q1 2023 and held it in 6 quarters.
  • Twin Tree Management's Rambus position peaked at $23M in Q2 2023.
  • 553 funds tracked by Wall St. Rank held Rambus as of Q1 2026.

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