Nauticus Robotics, Inc. SEC filings KITTW
Nauticus Robotics, Inc. has 576 filings in SEC EDGAR's recent list, going back to Mar 8, 2021. Its latest annual report, Form ARS, was filed on Apr 17, 2026 for the period ended Dec 31, 2025. The latest quarterly report (Form 10-Q) was filed on Aug 12, 2026, covering the quarter ended Jun 30, 2026. The most recent current report (Form 8-K) was filed on Oct 2, 2026 (material agreement, new debt). The company's fiscal year ends on December 31.
| Form | Description | Filed | Period |
|---|---|---|---|
| 4 | Insider transaction | Oct 1, 2026 | Sep 30, 2026 |
| SCHEDULE 13G | Ownership over 5% (passive) | Aug 7, 2026 | — |
| 4 | Insider transaction | Jul 31, 2026 | May 27, 2026 |
| 4 | Insider transaction | Jul 31, 2026 | May 27, 2026 |
| 4 | Insider transaction | Jul 31, 2026 | May 27, 2026 |
| 4 | Insider transaction | Jul 31, 2026 | May 27, 2026 |
| 4 | Insider transaction | Jul 28, 2026 | Jul 23, 2026 |
| 4 | Insider transaction | Jul 28, 2026 | Jul 23, 2026 |
| 4 | Insider transaction | Jul 28, 2026 | Jul 23, 2026 |
| 4 | Insider transaction | Jul 28, 2026 | Jul 23, 2026 |
| 4 | Insider transaction | Jul 27, 2026 | Jun 1, 2026 |
| 3 | Initial insider ownership | Jul 27, 2026 | Jun 1, 2026 |
| SCHEDULE 13G | Ownership over 5% (passive) | Jul 24, 2026 | — |
| 4 | Insider transaction | Jul 14, 2026 | Jun 1, 2026 |
| 3 | Initial insider ownership | Jul 2, 2026 | Jun 1, 2026 |
| 3 | Initial insider ownership | Apr 21, 2026 | Apr 7, 2026 |
| SCHEDULE 13D/A | Amended ownership over 5% (active) | Apr 17, 2026 | — |
| 4 | Insider transaction | Mar 20, 2026 | Dec 22, 2025 |
| 4 | Insider transaction | Feb 24, 2026 | Feb 23, 2026 |
| SCHEDULE 13D/A | Amended ownership over 5% (active) | Dec 16, 2025 | — |
| SCHEDULE 13D/A | Amended ownership over 5% (active) | Dec 4, 2025 | — |
| 4 | Insider transaction | Dec 4, 2025 | Nov 28, 2025 |
| 4 | Insider transaction | Dec 4, 2025 | Nov 28, 2025 |
| 4 | Insider transaction | Nov 26, 2025 | Nov 25, 2025 |
| 4 | Insider transaction | Oct 31, 2025 | Oct 28, 2025 |
| 4 | Insider transaction | Oct 31, 2025 | Oct 28, 2025 |
| SCHEDULE 13D/A | Amended ownership over 5% (active) | Oct 31, 2025 | — |
| SCHEDULE 13D/A | Amended ownership over 5% (active) | Oct 28, 2025 | — |
| SCHEDULE 13D/A | Amended ownership over 5% (active) | Aug 13, 2025 | — |
| 3 | Initial insider ownership | Jul 28, 2025 | Jul 25, 2025 |
| 4 | Insider transaction | Jul 28, 2025 | Jul 25, 2025 |
| 4 | Insider transaction | Jul 28, 2025 | Jul 25, 2025 |
| 4 | Insider transaction | Jul 28, 2025 | Jul 25, 2025 |
| 4 | Insider transaction | Jul 28, 2025 | Jul 25, 2025 |
| 4 | Insider transaction | May 30, 2025 | May 28, 2025 |
| 4 | Insider transaction | May 30, 2025 | May 28, 2025 |
| 4 | Insider transaction | May 30, 2025 | May 28, 2025 |
| 4 | Insider transaction | May 30, 2025 | May 28, 2025 |
| SCHEDULE 13D/A | Amended ownership over 5% (active) | Apr 17, 2025 | — |
| SCHEDULE 13D/A | Amended ownership over 5% (active) | Apr 10, 2025 | — |
| 4 | Insider transaction | Apr 1, 2025 | Mar 31, 2025 |
| 4 | Insider transaction | Apr 1, 2025 | Mar 31, 2025 |
| 3 | Initial insider ownership | Mar 28, 2025 | Mar 20, 2025 |
| SCHEDULE 13D/A | Amended ownership over 5% (active) | Mar 17, 2025 | — |
| 4 | Insider transaction | Feb 25, 2025 | Feb 21, 2025 |
| 5 | Annual insider ownership | Feb 25, 2025 | Dec 31, 2024 |
| 5 | Annual insider ownership | Feb 25, 2025 | Dec 31, 2024 |
| SCHEDULE 13D/A | Amended ownership over 5% (active) | Feb 25, 2025 | — |
| 5 | Annual insider ownership | Feb 14, 2025 | Dec 31, 2024 |
| 5 | Annual insider ownership | Feb 14, 2025 | Dec 31, 2024 |
| 5 | Annual insider ownership | Feb 14, 2025 | Dec 31, 2024 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Feb 12, 2025 | — |
| SCHEDULE 13D/A | Amended ownership over 5% (active) | Feb 7, 2025 | — |
| SCHEDULE 13D/A | Amended ownership over 5% (active) | Feb 6, 2025 | — |
| SCHEDULE 13D | Ownership over 5% (active) | Feb 5, 2025 | — |
| SCHEDULE 13D | Ownership over 5% (active) | Jan 30, 2025 | — |
| 4 | Insider transaction | Jan 8, 2025 | Dec 31, 2024 |
| 4 | Insider transaction | Jan 7, 2025 | Jan 1, 2025 |
| 4 | Insider transaction | Dec 10, 2024 | Dec 8, 2024 |
| 4 | Insider transaction | Nov 27, 2024 | Oct 9, 2024 |
| 4 | Insider transaction | Nov 26, 2024 | Nov 22, 2024 |
| 3 | Initial insider ownership | Aug 23, 2024 | Aug 14, 2024 |
| 4 | Insider transaction | Jul 19, 2024 | Jul 17, 2024 |
| 4 | Insider transaction | Jul 19, 2024 | Jul 17, 2024 |
| 4 | Insider transaction | Jul 19, 2024 | Jul 17, 2024 |
| 4 | Insider transaction | Jul 19, 2024 | Jul 17, 2024 |
| SC 13D/A | Amended ownership over 5% (active) | Apr 15, 2024 | — |
| 4 | Insider transaction | Apr 15, 2024 | Apr 12, 2024 |
| SC 13G | Ownership over 5% (passive) | Apr 8, 2024 | — |
| SC 13D/A | Amended ownership over 5% (active) | Apr 8, 2024 | — |
| SC 13G | Ownership over 5% (passive) | Apr 3, 2024 | — |
| 4 | Insider transaction | Mar 15, 2024 | Mar 13, 2024 |
| 4 | Insider transaction | Feb 26, 2024 | Feb 22, 2024 |
| 144 | Notice of proposed sale | Feb 6, 2024 | — |
| 4 | Insider transaction | Feb 2, 2024 | Jan 31, 2024 |
| 4 | Insider transaction | Jan 3, 2024 | Dec 31, 2023 |
| 4 | Insider transaction | Jan 3, 2024 | Dec 31, 2023 |
| 4 | Insider transaction | Jan 3, 2024 | Dec 31, 2023 |
| 4 | Insider transaction | Dec 11, 2023 | Dec 8, 2023 |
| 3 | Initial insider ownership | Dec 11, 2023 | Dec 1, 2023 |
| 4 | Insider transaction | Nov 9, 2023 | Nov 7, 2023 |
| 4 | Insider transaction | Nov 9, 2023 | Nov 7, 2023 |
| 4 | Insider transaction | Nov 9, 2023 | Nov 7, 2023 |
| 4 | Insider transaction | Nov 9, 2023 | Nov 7, 2023 |
| 4 | Insider transaction | Nov 9, 2023 | Nov 7, 2023 |
| 4 | Insider transaction | Nov 9, 2023 | Nov 7, 2023 |
| 4 | Insider transaction | Nov 9, 2023 | Nov 7, 2023 |
| 4 | Insider transaction | Nov 9, 2023 | Nov 7, 2023 |
| 3 | Initial insider ownership | Nov 9, 2023 | Oct 31, 2023 |
| SC 13D | Ownership over 5% (active) | Nov 2, 2023 | — |
| 4 | Insider transaction | Oct 18, 2023 | Oct 16, 2023 |
| 3 | Initial insider ownership | Oct 18, 2023 | Sep 26, 2023 |
| 4 | Insider transaction | Oct 11, 2023 | Oct 9, 2023 |
| 4 | Insider transaction | May 23, 2023 | May 16, 2023 |
| 4 | Insider transaction | May 11, 2023 | May 9, 2023 |
| 4 | Insider transaction | May 11, 2023 | May 9, 2023 |
| 4 | Insider transaction | May 11, 2023 | May 9, 2023 |
| 4 | Insider transaction | May 11, 2023 | May 9, 2023 |
| 4 | Insider transaction | May 11, 2023 | May 9, 2023 |
| 4 | Insider transaction | May 5, 2023 | May 3, 2023 |
| 4 | Insider transaction | May 5, 2023 | May 3, 2023 |
| 4 | Insider transaction | May 5, 2023 | May 3, 2023 |
| 4 | Insider transaction | May 5, 2023 | May 3, 2023 |
| 4 | Insider transaction | May 5, 2023 | May 3, 2023 |
| 4 | Insider transaction | Apr 18, 2023 | Apr 14, 2023 |
| 4/A | Filing | Apr 18, 2023 | Apr 10, 2023 |
| 4 | Insider transaction | Apr 13, 2023 | Apr 4, 2023 |
| 4 | Insider transaction | Apr 13, 2023 | Apr 11, 2023 |
| 4 | Insider transaction | Apr 6, 2023 | Apr 3, 2023 |
| 4 | Insider transaction | Apr 6, 2023 | Apr 3, 2023 |
| 4 | Insider transaction | Apr 6, 2023 | Apr 3, 2023 |
| 4 | Insider transaction | Apr 6, 2023 | Apr 3, 2023 |
| 4 | Insider transaction | Apr 6, 2023 | Apr 3, 2023 |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 14, 2023 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 13, 2023 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 10, 2023 | — |
| SC 13D/A | Amended ownership over 5% (active) | Feb 8, 2023 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Jan 30, 2023 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Jan 25, 2023 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Jan 24, 2023 | — |
| 4 | Insider transaction | Oct 12, 2022 | Oct 7, 2022 |
| 4 | Insider transaction | Oct 12, 2022 | Oct 7, 2022 |
| 4 | Insider transaction | Oct 12, 2022 | Oct 7, 2022 |
| 4 | Insider transaction | Oct 12, 2022 | Oct 7, 2022 |
| 4 | Insider transaction | Oct 12, 2022 | Oct 7, 2022 |
| 4 | Insider transaction | Oct 12, 2022 | Oct 7, 2022 |
| 4 | Insider transaction | Oct 12, 2022 | Oct 7, 2022 |
| 4 | Insider transaction | Oct 12, 2022 | Oct 7, 2022 |
| 4 | Insider transaction | Oct 12, 2022 | Oct 7, 2022 |
| 4 | Insider transaction | Oct 12, 2022 | Oct 7, 2022 |
| 4 | Insider transaction | Oct 12, 2022 | Oct 7, 2022 |
| 4 | Insider transaction | Oct 12, 2022 | Oct 7, 2022 |
| 4 | Insider transaction | Oct 12, 2022 | Oct 7, 2022 |
| 3 | Initial insider ownership | Sep 23, 2022 | Sep 9, 2022 |
| 3 | Initial insider ownership | Sep 23, 2022 | Sep 9, 2022 |
| SC 13D/A | Amended ownership over 5% (active) | Sep 23, 2022 | — |
| SC 13D | Ownership over 5% (active) | Sep 19, 2022 | — |
| SC 13D | Ownership over 5% (active) | Sep 19, 2022 | — |
| SC 13D | Ownership over 5% (active) | Sep 19, 2022 | — |
| SC 13D | Ownership over 5% (active) | Sep 19, 2022 | — |
| SC 13D | Ownership over 5% (active) | Sep 19, 2022 | — |
| SC 13G | Ownership over 5% (passive) | Sep 19, 2022 | — |
| 3 | Initial insider ownership | Sep 19, 2022 | Sep 9, 2022 |
| 4/A | Filing | Sep 14, 2022 | Sep 9, 2022 |
| 4/A | Filing | Sep 14, 2022 | Sep 9, 2022 |
| 4/A | Filing | Sep 14, 2022 | Sep 9, 2022 |
| 4/A | Filing | Sep 14, 2022 | Sep 9, 2022 |
| 4 | Insider transaction | Sep 13, 2022 | Sep 9, 2022 |
| 4 | Insider transaction | Sep 13, 2022 | Sep 9, 2022 |
| 4 | Insider transaction | Sep 13, 2022 | Sep 9, 2022 |
| 4 | Insider transaction | Sep 13, 2022 | Sep 9, 2022 |
| 4 | Insider transaction | Sep 13, 2022 | Sep 9, 2022 |
| 3 | Initial insider ownership | Sep 13, 2022 | Sep 9, 2022 |
| 3 | Initial insider ownership | Sep 13, 2022 | Sep 9, 2022 |
| 3 | Initial insider ownership | Sep 13, 2022 | Sep 9, 2022 |
| 3 | Initial insider ownership | Sep 13, 2022 | Sep 9, 2022 |
| 3 | Initial insider ownership | Sep 13, 2022 | Sep 9, 2022 |
| 3 | Initial insider ownership | Sep 13, 2022 | Sep 9, 2022 |
| 3 | Initial insider ownership | Sep 13, 2022 | Sep 9, 2022 |
| 3 | Initial insider ownership | Sep 13, 2022 | Sep 9, 2022 |
| 3 | Initial insider ownership | Sep 13, 2022 | Sep 9, 2022 |
| 3 | Initial insider ownership | Sep 13, 2022 | Sep 9, 2022 |
| 3 | Initial insider ownership | Sep 13, 2022 | Sep 9, 2022 |
| 3 | Initial insider ownership | Sep 13, 2022 | Sep 9, 2022 |
| 3 | Initial insider ownership | Sep 13, 2022 | Sep 9, 2022 |
| SC 13G | Ownership over 5% (passive) | Feb 14, 2022 | — |
| SC 13G | Ownership over 5% (passive) | Feb 14, 2022 | — |
| SC 13G | Ownership over 5% (passive) | Feb 14, 2022 | — |
| SC 13G | Ownership over 5% (passive) | Feb 8, 2022 | — |
| SC 13G | Ownership over 5% (passive) | Feb 7, 2022 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 7, 2022 | — |
| SC 13G | Ownership over 5% (passive) | Feb 4, 2022 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 3, 2022 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 3, 2022 | — |
| 3 | Initial insider ownership | Dec 13, 2021 | Jul 14, 2021 |
| 3 | Initial insider ownership | Dec 13, 2021 | Jul 14, 2021 |
| 3 | Initial insider ownership | Dec 13, 2021 | Jul 14, 2021 |
| SC 13G | Ownership over 5% (passive) | Aug 6, 2021 | — |
| 3 | Initial insider ownership | Jul 27, 2021 | Jul 14, 2021 |
| 3 | Initial insider ownership | Jul 27, 2021 | Jul 14, 2021 |
| 3 | Initial insider ownership | Jul 27, 2021 | Jul 14, 2021 |
| 3 | Initial insider ownership | Jul 27, 2021 | Jul 14, 2021 |
| 3 | Initial insider ownership | Jul 27, 2021 | Jul 14, 2021 |
| 3 | Initial insider ownership | Jul 27, 2021 | Jul 14, 2021 |
| 3 | Initial insider ownership | Jul 27, 2021 | Jul 14, 2021 |
| 3 | Initial insider ownership | Jul 27, 2021 | Jul 14, 2021 |
| 3 | Initial insider ownership | Jul 27, 2021 | Jul 14, 2021 |
| SC 13G | Ownership over 5% (passive) | Jul 27, 2021 | — |
| SC 13G | Ownership over 5% (passive) | Jul 26, 2021 | — |
| SC 13G | Ownership over 5% (passive) | Jul 22, 2021 | — |
Showing 190 filings. Main filings leave out insider and ownership forms such as Form 4; choose a type above to see them. Each form opens on SEC.gov. Older filings are on SEC EDGAR.
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Company profile
- Industry
- General Industrial Machinery & Equipment, NEC (SIC 3569)
- Listed as
- KITT (Nasdaq), KITTW (Nasdaq)
- Fiscal year ends
- December 31
- Incorporated in
- DE
- Headquarters
- Webster, TX
- SEC filer status
- , Emerging growth company
- SEC CIK
- 1849820
- Former names
- cleantech Acquisition Corp. (until Sep 6, 2022)
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All 16 General Industrial Machinery & Equipment, NEC companies
Source: SEC EDGAR filings. This is company-reported data, not investment advice.