RKLB: Rocket Lab Corp insider trading, 5% holders and institutional ownership
From public SEC filings: open-market insider purchases and sales (Form 4, last 180 days), holders of 5% or more (Schedules 13D and 13G) and institutional ownership (Form 13F). Insider and 5% data delayed 48 hours.
Insider trading
0 open-market buys totaling - and 3 sales totaling $9.93M in the last 180 days.
Insider sales
| Trade date | Insider | Role | Value | 10b5-1 plan |
|---|---|---|---|---|
| 2026-10-01 | Spice Adam C. | CFO | $2.79M | yes |
| 2026-10-01 | Spice Adam C. | CFO | $6.05M | yes |
| 2026-10-01 | Spice Adam C. | CFO | $1.09M | yes |
Activist and 5% holders
| Filed | What | Holder | Stake | Change | Filing |
|---|---|---|---|---|---|
| 2026-07-31 | New 13G stake | Vanguard Capital Management | 5.19% | SEC |
Institutional ownership (Q2 2026)
1,124 institutions reported holding $31.82B of Rocket Lab Corp on Form 13F (873 the quarter before). 313 opened a new position and 72 sold out. Shares held by institutions: +11%.
| Largest holders | Shares | Value |
|---|---|---|
| BlackRock, Inc. | 40,580,130 | $4.12B |
| VANGUARD PORTFOLIO MANAGEMENT LLC | 27,118,258 | $2.76B |
| VANGUARD CAPITAL MANAGEMENT LLC | 25,299,213 | $2.57B |
| Invesco Ltd. | 18,343,547 | $1.86B |
| STATE STREET CORP | 14,442,067 | $1.47B |
| JPMORGAN CHASE & CO | 13,805,113 | $1.35B |
| GEODE CAPITAL MANAGEMENT, LLC | 10,503,238 | $1.08B |
| BAILLIE GIFFORD & CO | 10,384,512 | $1.06B |
| Capital World Investors | 7,370,414 | $749.19M |
| MORGAN STANLEY | 6,895,400 | $700.92M |
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