Twin Tree Management
RKLB icon

Twin Tree Management’s Rocket Lab Corp RKLB Stock Holding History

Twin Tree Management’s Portfolio RKLB Stock Details RKLB Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$2.7M Buy
26,600
+14,200
+115% +$1.41M 0.05% 468
2026
Q1 		$796K Buy
12,400
+2,400
+24% +$181K 0.02% 811
2025
Q4 		$698K Buy
+10,000
New +$573K 0.01% 1072
2025
Q3 		– Sell
-43,600
Closed -$1.56M – 1788
2025
Q2 		$1.56M Buy
+43,600
New +$1.07M ﹤0.01% 1306

Other funds holding RKLB

BlackRock
BlackRock New York $6.73T AUM 46.02% 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
Invesco
Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
JP Morgan Chase
JP Morgan Chase New York $1.81T AUM 41.13% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
Baillie Gifford & Co
Baillie Gifford & Co Edinburgh, United Kingdom $110B AUM 4.8% 1-Year Est. Return
Capital World Investors
Capital World Investors Los Angeles, California $846B AUM 46.74% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return

Twin Tree Management's RKLB Position: Q2 2026 in Review

Twin Tree Management reduced its Rocket Lab Corp (RKLB) stake by 44% in Q2 2026, selling an estimated $1.35M and leaving 17,197 shares worth $1.75M. The position accounts for 0.03% of the portfolio, ranked #619.

Twin Tree Management first reported a position in RKLB in Q3 2024 and has held it in 8 quarters since. The position peaked at $5.67M in Q3 2025. 1,127 funds tracked by Wall St. Rank hold RKLB as of Q2 2026.

  • Twin Tree Management held 17,197 shares of Rocket Lab Corp worth $1.75M as of Q2 2026.
  • Twin Tree Management sold 13,567 Rocket Lab Corp shares in Q2 2026, an estimated $1.35M.
  • Rocket Lab Corp made up 0.03% of Twin Tree Management's portfolio in Q2 2026, its #619 holding.
  • Twin Tree Management first reported a position in Rocket Lab Corp in Q3 2024 and has held it in 8 quarters since.
  • Twin Tree Management's Rocket Lab Corp position peaked at $5.67M in Q3 2025.
  • 1,127 funds tracked by Wall St. Rank held Rocket Lab Corp as of Q2 2026.

Based on Twin Tree Management's 13F filing for Q2 2026, filed 12 Aug 2026.