Jane Street
RKLB icon

Jane Street’s Rocket Lab Corp RKLB Stock Holding History

Jane Street’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 		$517M Buy
8,052,900
+4,173,100
+108% +$315M 0.07% 189
2025
Q4 		$271M Sell
3,879,800
-1,040,200
-21% -$59.6M 0.04% 281
2025
Q3 		$236M Buy
4,920,000
+2,503,600
+104% +$114M 0.04% 313
2025
Q2 		$86.4M Buy
2,416,400
+1,006,300
+71% +$24.6M 0.02% 519
2025
Q1 		$25.2M Buy
1,410,100
+649,400
+85% +$15.6M 0.01% 1120
2024
Q4 		$19.4M Buy
760,700
+236,200
+45% +$4.15M ﹤0.01% 1276
2024
Q3 		$5.1M Buy
524,500
+157,600
+43% +$957K ﹤0.01% 2832
2024
Q2 		$1.76M Buy
366,900
+25,600
+8% +$107K ﹤0.01% 4715
2024
Q1 		$1.4M Buy
341,300
+255,700
+299% +$1.18M ﹤0.01% 4781
2023
Q4 		$473K Buy
85,600
+40,800
+91% +$184K ﹤0.01% 6862
2023
Q3 		$196K Sell
44,800
-22,000
-33% -$134K ﹤0.01% 7632
2023
Q2 		$401K Buy
66,800
+12,900
+24% +$59.2K ﹤0.01% 6659
2023
Q1 		$218K Buy
53,900
+22,200
+70% +$99.7K ﹤0.01% 7724
2022
Q4 		$120K Sell
31,700
-66,100
-68% -$289K ﹤0.01% 7999
2022
Q3 		$398K Sell
97,800
-12,400
-11% -$61.2K ﹤0.01% 7109
2022
Q2 		$418K Sell
110,200
-72,400
-40% -$426K ﹤0.01% 7054
2022
Q1 		$1.47M Sell
182,600
-155,000
-46% -$1.44M ﹤0.01% 5342
2021
Q4 		$4.15M Sell
337,600
-27,000
-7% -$371K ﹤0.01% 3147
2021
Q3 		$5.88M Buy
+364,600
New +$4.39M ﹤0.01% 2491

Other funds holding RKLB

BlackRock
BlackRock New York $5.72T AUM 30.48% 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 $97.9B AUM 20.73% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 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

Jane Street's RKLB Position: Q1 2026 in Review

Jane Street increased its Rocket Lab Corp (RKLB) stake by 4,403% in Q1 2026, buying an estimated $124M and bringing the position to 1,686,660 shares worth $108M. The position accounts for 0.01% of the portfolio, ranked #601.

Jane Street first reported a position in RKLB in Q1 2021 and has held it in 21 quarters since. 872 funds tracked by Wall St. Rank hold RKLB as of Q1 2026.

  • Jane Street held 1,686,660 shares of Rocket Lab Corp worth $108M as of Q1 2026.
  • Jane Street bought 1,649,203 Rocket Lab Corp shares in Q1 2026, an estimated $124M.
  • Rocket Lab Corp made up 0.01% of Jane Street's portfolio in Q1 2026, its #601 holding.
  • Jane Street first reported a position in Rocket Lab Corp in Q1 2021 and has held it in 21 quarters since.
  • 872 funds tracked by Wall St. Rank held Rocket Lab Corp as of Q1 2026.

Based on Jane Street's 13F filing for Q1 2026, filed 12 May 2026.