Cathie Wood buys $44.5 million of Rocket Lab
Cathie Wood's Ark Investment Management bought 705,102 shares of Rocket Lab (RKLB) worth $44.5 million. Rocket Lab's stock is down 58% from its May high, despite record Q2 revenue of $234 million and a $2.3 billion backlog. The company remains unprofitable, with a net loss of $49.2 million in Q2. Berenberg initiated coverage with a Buy rating and $83 price target, citing space economy growth.
How this was made

The 30-second read
Why it matters
Ark’s $44.5 M purchase is a fresh, material fund trade that could influence RKLB’s price trajectory.
Market read
Fund buying in a volatile small‑cap space stock may attract other investors and affect sector sentiment.
What to watch
The upcoming Neutron rocket launch timeline and Iridium acquisition risks may temper upside.
Background
Cathie Wood’s Ark Innovation ETF has been adding Rocket Lab shares as the stock fell sharply from its 2025 high.
Ticker impact
Ark Investment bought 705,102 Rocket Lab shares for about $44.5 million on Aug 31‑Sept 1, a fresh fund‑level purchase.
Potential short‑term upside of 3‑5% as investors follow Ark’s buying.
Ark’s track record as a contrarian investor can move small‑cap stocks; the $44 M stake is material for RKLB.
Market effects
Highlights continued investor interest in the commercial space sector.
U.S. small‑cap space stocks may see modest inflows.
Reinforces the narrative of AI‑driven growth in aerospace worldwide.
Counterpoint
If Rocket Lab’s losses persist, Ark’s bet could be premature and lead to a pull‑back.
Key entities
- personCathie Wood
Founder of Ark Investment Management
- companyRocket Lab Corporation
Publicly traded space launch provider (ticker RKLB)



