KFC
RKLB icon

Klingenstein Fields & Co’s Rocket Lab Corp RKLB Stock Holding History

Klingenstein Fields & Co’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 		$227K Buy
+2,231
New +$222K 0.01% 187
2026
Q1 		– Sell
-6,230
Closed -$435K – 199
2025
Q4 		$435K Hold
6,230
– – 0.02% 133
2025
Q3 		$298K Hold
6,230
– – 0.01% 155
2025
Q2 		$223K Buy
+6,230
New +$152K 0.01% 177

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

Klingenstein Fields & Co's RKLB Position: Q2 2026 in Review

Klingenstein Fields & Co opened a new position in Rocket Lab Corp (RKLB) in Q2 2026: 2,231 shares worth $227K. The stake represents 0.01% of the portfolio and ranks #187 among its holdings. This is a return to the name: Klingenstein Fields & Co previously reported a position in RKLB as recently as Q4 2025.

Klingenstein Fields & Co first reported a position in RKLB in Q2 2025 and has held it in 4 quarters since. The position peaked at $435K in Q4 2025. 1,127 funds tracked by Wall St. Rank hold RKLB as of Q2 2026.

  • Klingenstein Fields & Co held 2,231 shares of Rocket Lab Corp worth $227K as of Q2 2026.
  • Rocket Lab Corp was a new Klingenstein Fields & Co position in Q2 2026.
  • Rocket Lab Corp made up 0.01% of Klingenstein Fields & Co's portfolio in Q2 2026, its #187 holding.
  • Klingenstein Fields & Co first reported a position in Rocket Lab Corp in Q2 2025 and has held it in 4 quarters since.
  • Klingenstein Fields & Co's Rocket Lab Corp position peaked at $435K in Q4 2025.
  • 1,127 funds tracked by Wall St. Rank held Rocket Lab Corp as of Q2 2026.

Based on Klingenstein Fields & Co's 13F filing for Q2 2026, filed 5 Aug 2026.