Group One Trading
RKLB icon

Group One Trading’s Rocket Lab Corp RKLB Stock Holding History

Group One Trading’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 		$35.7M Sell
556,300
-823,000
-60% -$62.1M 0.07% 278
2025
Q4 		$96.2M Buy
1,379,300
+515,600
+60% +$29.6M 0.17% 107
2025
Q3 		$41.4M Buy
863,700
+176,400
+26% +$8M 0.07% 250
2025
Q2 		$24.6M Buy
687,300
+114,800
+20% +$2.81M 0.05% 349
2025
Q1 		$10.2M Sell
572,500
-669,500
-54% -$16M 0.03% 616
2024
Q4 		$31.6M Buy
1,242,000
+118,100
+11% +$2.07M 0.07% 236
2024
Q3 		$10.9M Sell
1,123,900
-139,600
-11% -$847K 0.03% 573
2024
Q2 		$6.06M Sell
1,263,500
-52,200
-4% -$218K 0.02% 693
2024
Q1 		$5.41M Buy
1,315,700
+876,000
+199% +$4.04M 0.02% 784
2023
Q4 		$2.43M Buy
439,700
+205,500
+88% +$928K 0.01% 1702
2023
Q3 		$1.03M Buy
234,200
+63,400
+37% +$386K ﹤0.01% 2243
2023
Q2 		$1.02M Buy
170,800
+29,500
+21% +$135K ﹤0.01% 2333
2023
Q1 		$571K Buy
141,300
+46,900
+50% +$211K ﹤0.01% 2647
2022
Q4 		$356K Sell
94,400
-98,300
-51% -$429K ﹤0.01% 3340
2022
Q3 		$784K Buy
192,700
+56,600
+42% +$279K ﹤0.01% 2810
2022
Q2 		$516K Sell
136,100
-261,400
-66% -$1.54M ﹤0.01% 3393
2022
Q1 		$3.2M Sell
397,500
-269,000
-40% -$2.5M ﹤0.01% 1929
2021
Q4 		$8.19M Buy
666,500
+488,300
+274% +$6.71M 0.01% 1275
2021
Q3 		$2.87M Buy
+178,200
New +$2.14M ﹤0.01% 2288

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

Group One Trading's RKLB Position: Q1 2026 in Review

Group One Trading reduced its Rocket Lab Corp (RKLB) stake by 67% in Q1 2026, selling an estimated $11.4M and leaving 74,924 shares worth $4.81M. The position accounts for 0.01% of the portfolio, ranked #1333.

Group One Trading first reported a position in RKLB in Q4 2021 and has held it in 16 quarters since. The position peaked at $17.9M in Q3 2024. 872 funds tracked by Wall St. Rank hold RKLB as of Q1 2026.

  • Group One Trading held 74,924 shares of Rocket Lab Corp worth $4.81M as of Q1 2026.
  • Group One Trading sold 150,611 Rocket Lab Corp shares in Q1 2026, an estimated $11.4M.
  • Rocket Lab Corp made up 0.01% of Group One Trading's portfolio in Q1 2026, its #1333 holding.
  • Group One Trading first reported a position in Rocket Lab Corp in Q4 2021 and has held it in 16 quarters since.
  • Group One Trading's Rocket Lab Corp position peaked at $17.9M in Q3 2024.
  • 872 funds tracked by Wall St. Rank held Rocket Lab Corp as of Q1 2026.

Based on Group One Trading's 13F filing for Q1 2026, filed 13 May 2026.