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Marex Group’s Rocket Lab Corp RKLB Stock Holding History

Marex Group’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 		$71.3M Buy
701,211
+297,268
+74% +$29.6M 0.3% 76
2026
Q1 		$25.9M Sell
403,943
-291,704
-42% -$22M 0.16% 114
2025
Q4 		$48.5M Sell
695,647
-962,828
-58% -$55.2M 0.31% 82
2025
Q3 		$78M Sell
1,658,475
-420,332
-20% -$19.1M 0.55% 40
2025
Q2 		$74.4M Buy
2,078,807
+1,879,120
+941% +$46M 0.65% 37
2025
Q1 		$3.57M Buy
+199,687
New +$4.79M 0.07% 131

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

Marex Group's RKLB Position: Q2 2026 in Review

Marex Group increased its Rocket Lab Corp (RKLB) stake by 74% in Q2 2026, buying an estimated $29.6M and bringing the position to 701,211 shares worth $71.3M. The position accounts for 0.3% of the portfolio, ranked #76.

Marex Group first reported a position in RKLB in Q1 2025 and has held it in 6 quarters since. The position peaked at $78M in Q3 2025. 1,126 funds tracked by Wall St. Rank hold RKLB as of Q2 2026.

  • Marex Group held 701,211 shares of Rocket Lab Corp worth $71.3M as of Q2 2026.
  • Marex Group bought 297,268 Rocket Lab Corp shares in Q2 2026, an estimated $29.6M.
  • Rocket Lab Corp made up 0.3% of Marex Group's portfolio in Q2 2026, its #76 holding.
  • Marex Group first reported a position in Rocket Lab Corp in Q1 2025 and has held it in 6 quarters since.
  • Marex Group's Rocket Lab Corp position peaked at $78M in Q3 2025.
  • 1,126 funds tracked by Wall St. Rank held Rocket Lab Corp as of Q2 2026.

Based on Marex Group's 13F filing for Q2 2026, filed 14 Aug 2026.