Who Owns Rocket Lab USA, Inc. (RKLB)?Hedge Fund & Institutional Holders
Institutional Holders
28
as of Q4 2025
Total Institutional Value
$3.5082000144650004e+94T
% of Float Held
9.596713397517562e+123%
QoQ Change in Holders
+7 / -2
Price History
RKLB — Biggest New Institutional Buyers This Quarter
| Fund | Action | Shares Added | Value Added |
|---|---|---|---|
| UNICOM Systems, Inc. | New Position | +503K | +$35.1B |
| BERKSHIRE CAPITAL HOLDINGS INC | Increased | +207K | +$14.5B |
| Your Advocates Ltd., LLP | New Position | +912 | +$63.0M |
| HRT FINANCIAL LP | New Position | +63K | +$4.0M |
| Sanctuary Advisors, LLC | New Position | +136K | +$2.4M |
| Altrafin AG | New Position | +361K | +$2.3M |
| TORRAY INVESTMENT PARTNERS LLC | New Position | +9K | +$627K |
| Pine Valley Investments Ltd Liability Co | New Position | +9K | +$158K |
| Harvest Fund Management Co., Ltd | Increased | +721 | +$-92K |
RKLB — Institutions Reducing or Closing Positions
| Fund | Action | Shares Sold | Value Sold |
|---|---|---|---|
| Parvin Asset Management, LLC | Closed Position | -4K | -$178.5M |
| Investors Towarzystwo Funduszy Inwestycyjnych Spolka Akcyjna | Closed Position | -900 | -$43.1M |
Top Institutional Holders(Q4 2025)
| # | Fund | Shares | Value | % of Portfolio | Type |
|---|---|---|---|---|---|
| 1 | UNICOM Systems, Inc. | 502,902 | $35.1B | 3.43% | Share |
| 2 | BERKSHIRE CAPITAL HOLDINGS INC | 207,360 | $14.5B | 4.79% | Share |
| 3 | GROUP ONE TRADING LLC | 2,197,500 | $153.3M | 0.27% | Call |
| 4 | IMC-Chicago, LLC | 1,792,500 | $125.0M | 0.05% | Call |
| 5 | IMC-Chicago, LLC | 1,652,300 | $115.3M | 0.04% | Put |
| 6 | GROUP ONE TRADING LLC | 1,379,300 | $96.2M | 0.17% | Put |
| 7 | SIMPLEX TRADING, LLC | 1,085,300 | $75.0M | 0.04% | Put |
| 8 | Your Advocates Ltd., LLP | 912 | $63.0M | 0.02% | Share |
| 9 | SIMPLEX TRADING, LLC | 810,600 | $56.0M | 0.03% | Call |
| 10 | Berbice Capital Management LLC | 400 | $27.0M | 0.02% | Share |
| 11 | Farther Finance Advisors, LLC | 100 | $6.0M | 0.00% | Call |
| 12 | HRT FINANCIAL LP | 63,000 | $4.0M | 0.01% | Share |
| 13 | Sanctuary Advisors, LLC | 68,181 | $1.2M | 0.01% | Share |
| 14 | Sanctuary Advisors, LLC | 68,181 | $1.2M | 0.01% | Share |
| 15 | Altrafin AG | 72,618 | $891K | 0.32% | Share |
| 16 | TORRAY INVESTMENT PARTNERS LLC | 9,000 | $627K | 0.09% | Share |
| 17 | Altrafin AG | 73,475 | $591K | 0.23% | Share |
| 18 | Altrafin AG | 70,902 | $288K | 0.17% | Share |
| 19 | Altrafin AG | 73,327 | $277K | 0.15% | Share |
| 20 | Altrafin AG | 70,316 | $265K | 0.16% | Share |
| 21 | Pine Valley Investments Ltd Liability Co | 8,840 | $158K | 0.01% | Share |
| 22 | Pine Valley Investments Ltd Liability Co | 1,200 | $21K | 0.00% | Call |
| 23 | HUNTINGTON NATIONAL BANK | 1 | $0 | 0.00% | Share |
| 24 | Accent Capital Management, LLC | 837 | $0 | 0.00% | Share |
| 25 | OSAIC HOLDINGS, INC. | 3 | $0 | 0.00% | Call |
| 26 | Harvest Fund Management Co., Ltd | 2,635 | $0 | 0.00% | Share |
| 27 | JPMORGAN CHASE & CO | 8,500 | $0 | 0.00% | Call |
| 28 | JPMORGAN CHASE & CO | 3,800 | $0 | 0.00% | Put |
RKLB Institutional Ownership History
| Quarter | Holders | Total Value | Change |
|---|---|---|---|
| Q4 2025 | 12 | $49.6B | +5 |
| Q3 2025 | 7 | $281.4M | -12 |
| Q2 2025 | 19 | $311.6B | -388 |
| Q1 2025 | 407 | $3.7T | +54 |
| Q4 2024 | 353 | $10.6T | +130 |
| Q3 2024 | 223 | $946.5T | +34 |
| Q2 2024 | 189 | $288.2T | +4 |
| Q1 2024 | 185 | $383.5T | — |
Similar Stocks by Institutional Ownership
As of Q4 2025, 28 institutional investors hold RKLB (Rocket Lab USA, Inc.). The largest holder is UNICOM Systems, Inc. with $35.1B in shares. This quarter, 7 institutions opened new positions and 2 closed their positions.
Frequently Asked Questions
How many hedge funds own RKLB?
As of Q4 2025, 28 institutional investors report holding RKLB (Rocket Lab USA, Inc.) in their 13F filings.
Who is the largest institutional holder of RKLB?
The largest institutional holder of RKLB is UNICOM Systems, Inc. with $35.1B in shares.
Is institutional ownership of RKLB increasing or decreasing?
This quarter, 7 institutions opened new positions in RKLB and 2 closed their positions.