Jim Simons
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Jim Simons’s Rocket Lab Corp RKLB Stock Holding History

Jim Simons’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
Q1 		– Sell
-915,100
Closed -$63.8M – 3613
2025
Q4 		$63.8M Buy
+915,100
New +$52.5M 0.1% 230
2025
Q2 		– Sell
-1,519,400
Closed -$27.2M – 3831
2025
Q1 		$27.2M Sell
1,519,400
-299,400
-16% -$7.17M 0.04% 540
2024
Q4 		$46.3M Buy
1,818,800
+1,721,300
+1,765% +$30.2M 0.07% 347
2024
Q3 		$949K Buy
+97,500
New +$592K ﹤0.01% 2477

Other funds holding RKLB

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
Baillie Gifford & Co
Baillie Gifford & Co Edinburgh, United Kingdom $110B AUM 4.8% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
JP Morgan Chase
JP Morgan Chase New York $1.56T AUM 27.86% 1-Year Est. Return
Capital World Investors
Capital World Investors Los Angeles, California $733B AUM 35.63% 1-Year Est. Return
Capital International Investors
Capital International Investors Los Angeles, California $427B AUM 29.17% 1-Year Est. Return
DE
Defiance ETFs New York $6.98B AUM

Jim Simons's RKLB Position: Q1 2026 in Review

Jim Simons sold out of Rocket Lab Corp (RKLB) in Q1 2026, closing a stake of 915,100 shares — an estimated $63.8M sold.

Jim Simons first reported a position in RKLB in Q3 2024 and held it in 4 quarters. The position peaked at $63.8M in Q4 2025. 876 funds tracked by Wall St. Rank hold RKLB as of Q1 2026.

  • Jim Simons reported no remaining Rocket Lab Corp position as of Q1 2026 after selling out during the quarter.
  • Jim Simons sold 915,100 Rocket Lab Corp shares in Q1 2026, an estimated $63.8M.
  • Jim Simons first reported a position in Rocket Lab Corp in Q3 2024 and held it in 4 quarters.
  • Jim Simons's Rocket Lab Corp position peaked at $63.8M in Q4 2025.
  • 876 funds tracked by Wall St. Rank held Rocket Lab Corp as of Q1 2026.

Based on Renaissance Technologies's 13F filing for Q1 2026, filed 14 May 2026.