Security key
773122106
Rocket Lab Corp - Common Stock, $0.0001 par value per share (RKLB)
CUSIP: 773122106
Q1 2026 13F Holders as of 31 Mar 2026
- Security type / class
- Equity / Common Stock, $0.0001 par value per share
- Total 13F shares
- 673,795
- Total 13F value
- $43,270,527
- Share change
- -50,251
- SEC-reported price per share
- $64.22
- Number of holders
- 7
- Value change
- -$3,227,857
- Number of buys
- 3
- Number of sells
- 3
- Shares outstanding
- 618,417,843
Holder snapshot
6 signals
Security identity
Names, identifiers, and filing context for this profile.
1 source field
Report period
Q1 2026
Institutions
7
Top holders
7
RKLB full security history
Ownership snapshot
Full 13F holder table
Newer quarter: Q2 2026
Previous quarter: Q4 2025
Rocket Lab Corp SEC filings
Rocket Lab Corp company facts
Broader feeds
Reporting periods
Holder history for CUSIP 773122106
Recent filing periods:
Ownership snapshot
Top reported holders of RKLB - Rocket Lab Corp - Common Stock, $0.0001 par value per share (13F + 13D/G + 3/4/5)
Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.
Comparable stake leader
Peter Beck
Disclosed value leader
VANGUARD GROUP INC
Comparable rows
15/15
Latest evidence
27 Mar 2026
13D/G
3/4/5
13F
Lead comparable stake: 7.5%
13D/G row: Peter Beck
Showing 1-6 of 15 holder rows.
Quick read
Peter Beck leads the comparable SEC ownership view at 7.5%.
15 of 15 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.
Open SEC evidence
Opens Peter Beck's linked filing trail.
Comparable ownership
Top 5
Peter Beck
7.5%
Khosla Ventures V, L.P.
6.9%
VK Services, LLC
6.5%
BlackRock, Inc.
6.2%
Bessemer Venture Partners VIII In...
1.6%
Ownership % is shown only when SEC disclosures are safely comparable across share classes.
Detailed SEC evidence table Showing 1-6 of 15 holder rows
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| Peter Beck |
13D/G
Beck Peter
|
7.5%
|
$3,239,876,237
46,443,180 shares
|
-$339,262,971 | 27 Mar 2026 |
| Khosla Ventures V, L.P. |
13D/G
3/4/5
VK Services, LLC · 10%+ Owner
|
6.9%
|
$2,421,023,975
36,593,470 shares
|
$0 | 18 Nov 2025 |
| VK Services, LLC |
13D/G
|
6.5%
|
$3,066,679,109
34,888,272 shares
|
$0 | 17 Feb 2026 |
| BlackRock, Inc. |
13F
13D/G
Company
|
6.2%
from 13D/G
|
$2,307,404,724
33,076,329 shares
|
— | 31 Dec 2025 |
| Bessemer Venture Partners VIII Institutional L.P. |
13D/G
Deer VIII & Co. L.P.
|
1.6%
|
$182,813,626
8,168,616 shares
|
$0 | 08 Nov 2024 |
| Matthew Ocko |
3/4/5
Director
|
0.03%
|
$8,332,506
173,920 shares
|
-$90,280,095 | 16 Sep 2025 |
How to read this table
Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
13F holder rows
Institutional holders as of Q1 2026
Investor-level positions for this CUSIP, loaded as an interactive table.
Institutions
7
Shares
673,795
Rows available
7
| Investor | Option | Weight % | Change % | SEC-reported value | * Price | Shares | Share Change | Activity | Report Period |
|---|
* SEC-reported price is the security price as of the portfolio date and can indicate the last known price at which the security was still held. The marker flags a reported price that did not pass the local price check.
Compare Q1 2026 vs Q4 2025 Across Filers
Q4 2025 holders
7
Q1 2026 holders
7
Holder diff
0
| Investor | Q4 2025 Shares | Q1 2026 Shares | Share Diff | Share Chg % | Q4 2025 value | Q1 2026 value | Value change | Value Chg % |
|---|
Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).
Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend