Rocket Lab Corp
RKLB- Exchange
- Nasdaq
- Industry
- Guided Missiles & Space Vehicles & Parts
- SEC CIK
- 0001819994
In the last 90 days, Rocket Lab Corp insiders filed 0 open-market purchases and 10 sales; 1,129 institutions reported holding it in 13F filings for Q2 2026, worth $32.7B in total; ARK Invest is the only superinvestor holding it.
13F holders, Q4 2025
Institutional positions in Rocket Lab Corp as of Dec 31, 2025. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 833
- +175 vs. Q3 2025
- Shares held
- 275.9M
- +6.46M (+2.4%) vs. Q3 2025
- Total value
- $19.3B
- +$6.32B (+48.8%) vs. Q3 2025
- New holders
- 248
- 299 more added
- Sold out
- 73
- 209 more reduced
13 institutions that held it in Q3 2025 haven't filed for Q4 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting RKLB on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 1,129 | $32.7B |
| Q1 2026 | 878 | $18.6B |
| Q4 2025 | 833 | $19.3B |
| Q3 2025 | 671 | $13.0B |
| Q2 2025 | 516 | $9.64B |
| Q1 2025 | 417 | $4.53B |
| Q4 2024 | 399 | $6.21B |
| Q3 2024 | 285 | $2.50B |
| Q2 2024 | 240 | $1.31B |
| Q1 2024 | 239 | $1.15B |
| Q4 2023 | 226 | $1.50B |
| Q3 2023 | 217 | $1.09B |
| Q2 2023 | 199 | $1.57B |
| Q1 2023 | 191 | $1.05B |
| Q4 2022 | 185 | $988.2M |
| Q3 2022 | 188 | $1.09B |
| Q2 2022 | 169 | $1.02B |
| Q1 2022 | 135 | $2.18B |
| Q4 2021 | 112 | $3.65B |
| Q3 2021 | 90 | $4.11B |
| Q2 2021 | 0 | $0 |
| Q1 2021 | 0 | $0 |
Institutions, Q4 2025
Shares, value and share of portfolio for each institution holding Rocket Lab Corp; share changes are against Q3 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Chilton Capital Management LLC | 0 | $0 | 0.00% | −32−100.0% | Sold out |
| Tortoise Investment Management, LLC | 0 | $0 | 0.00% | −14−100.0% | Sold out |
| Kerr Financial Planning Corp | 0 | $0 | 0.00% | −15−100.0% | Sold out |
| Central Trust Co | 0 | $0 | 0.00% | −10−100.0% | Sold out |
| Breakwater Investment Management | 0 | $0 | 0.00% | −10−100.0% | Sold out |
| Cloud Capital Management, LLC | 0 | $0 | 0.00% | −19−100.0% | Sold out |
| Cubist Systematic Strategies, LLC | – | – | – | – | Not filed |
| Promus Capital, LLC | – | – | – | – | Not filed |
| HAP Trading, LLC | – | – | – | – | Not filed |
| CIBC Bancorp USA Inc. | – | – | – | – | Not filed |
| Glenmede Investment Management, LP | – | – | – | – | Not filed |
| Clare Market Investments LLC | – | – | – | – | Not filed |
| Bristlecone Advisors, LLC | – | – | – | – | Not filed |
| AXA Investment Managers S.A. | – | – | – | – | Not filed |
| Guerra Advisors Inc | – | – | – | – | Not filed |
| Abich Financial Wealth Management LLC | – | – | – | – | Not filed |
| AllSquare Wealth Management LLC | – | – | – | – | Not filed |
| Hemington Wealth Management | – | – | – | – | Not filed |
| Pineridge Advisors LLC | – | – | – | – | Not filed |