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Atika Capital Management’s Rocket Lab Corp RKLB Stock Holding History

Atika Capital 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 		$17.2M Buy
169,000
+83,000
+97% +$8.27M 1.13% 22
2026
Q1 		$5.52M Buy
86,000
+23,885
+38% +$1.8M 0.69% 41
2025
Q4 		$4.33M Buy
+62,115
New +$3.56M 0.46% 61

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

Atika Capital Management's RKLB Position: Q2 2026 in Review

Atika Capital Management increased its Rocket Lab Corp (RKLB) stake by 97% in Q2 2026, buying an estimated $8.27M and bringing the position to 169,000 shares worth $17.2M. The position accounts for 1.13% of the portfolio, ranked #22.

Atika Capital Management first reported a position in RKLB in Q4 2025 and has held it in 3 quarters since. 1,127 funds tracked by Wall St. Rank hold RKLB as of Q2 2026.

  • Atika Capital Management held 169,000 shares of Rocket Lab Corp worth $17.2M as of Q2 2026.
  • Atika Capital Management bought 83,000 Rocket Lab Corp shares in Q2 2026, an estimated $8.27M.
  • Rocket Lab Corp made up 1.13% of Atika Capital Management's portfolio in Q2 2026, its #22 holding.
  • Atika Capital Management first reported a position in Rocket Lab Corp in Q4 2025 and has held it in 3 quarters since.
  • 1,127 funds tracked by Wall St. Rank held Rocket Lab Corp as of Q2 2026.

Based on Atika Capital Management's 13F filing for Q2 2026, filed 13 Aug 2026.