26 institutions reported holding $300,372 of NAUTICUS ROBOTICS INC (KITT) in SEC 13F filings for 2026-06-30. Largest institutional holders: UBS Group AG ($131,629), VANGUARD GROUP INC ($58,323), Virtu Financial LLC ($49,000), GEODE CAPITAL MANAGEMENT, LLC ($48,310), SBI Securities Co., Ltd. ($4,081). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | UBS Group AG | $131,629 | 107,015 | Trimmed |
| 2 | VANGUARD GROUP INC | $58,323 | 47,417 | Trimmed |
| 3 | Virtu Financial LLC | $49,000 | 39,490 | New |
| 4 | GEODE CAPITAL MANAGEMENT, LLC | $48,310 | 39,275 | Trimmed |
| 5 | SBI Securities Co., Ltd. | $4,081 | 3,318 | Added |
| 6 | IFP Advisors, Inc | $3,279 | 6,750 | Added |
| 7 | Tower Research Capital LLC (TRC) | $2,047 | 1,664 | New |
| 8 | JONES FINANCIAL COMPANIES LLLP | $1,438 | 1,250 | Trimmed |
| 9 | OSAIC HOLDINGS, INC. | $970 | 792 | Trimmed |
| 10 | BARCLAYS PLC | $501 | 407 | New |
| 11 | MORGAN STANLEY | $481 | 391 | Trimmed |
| 12 | Caitong International Asset Management Co., Ltd | $150 | 122 | New |
| 13 | BlackRock, Inc. | $125 | 102 | Trimmed |
| 14 | Allworth Financial LP | $19 | 15 | New |
| 15 | Federation des caisses Desjardins du Quebec | $17 | 14 | Trimmed |
| 16 | FMR LLC | $1 | 1 | New |
| 17 | HARBOR INVESTMENT ADVISORY, LLC | $1 | 1 | Trimmed |
| 18 | Royal Bank of Canada | $0 | 0 | Exited |
| 19 | STATE STREET CORP | $0 | 0 | Exited |
| 20 | Mariner, LLC | $0 | 0 | Exited |
| 21 | Global Retirement Partners, LLC | $0 | 0 | Exited |
| 22 | XTX Topco Ltd | $0 | 0 | Exited |
| 23 | DANSKE BANK A/S | $0 | 0 | Exited |
| 24 | CITIGROUP INC | $0 | 0 | Exited |
| 25 | PEAK6 LLC | $0 | 0 | Exited |
Source: SEC Form 13F filings · as of 2026-06-30