IPO registrations (S-1, F-1) · Registrants
Nauticus Robotics, Inc.
- SEC CIK
- 1849820 · filings on EDGAR ↗
- Former names
- cleantech Acquisition Corp. (2021–2022)
- Registration
- Form S-1, first filed 2021-05-28, last 2026-06-22; 4 initial registrations, 9 amendments
- Outcome
- Final prospectus filed 2021-07-16; declared effective 2021-07-14
- Industry (SIC)
- General Industrial Machinery & Equipment, NEC 3569
- Incorporated in
- DE
- Business address
- 17146 FEATHERCRAFT LANE, SUITE 450, Webster, TX 77598
- Ticker
- KITT, KITTW (Nasdaq, Nasdaq)
- EDGAR entity type
- operating
- Insiders and CEO pay
- Nauticus Robotics, Inc. on the corporate pages
Offering terms
- Final price
- $10.00 per share (424B4 filed 2021-07-16, an initial public offering)
- Shares sold
- 15,000,000
- Gross proceeds
- $150,000,000 before underwriting discounts and any over-allotment option
- Listing
- Nasdaq under the symbol CLAQ
- Lead underwriters
- Chardan (14,950,000 shares)
- Syndicate
- B. Riley Securities (50,000); Morgan Stanley
Read from the cover pages of the filings listed under “Prospectus pages read” below; check the document for anything that matters.
On this site
- Business registration: NAUTICUS ROBOTICS, INC. Fuzzy (name and state)
- Form D issuer: Nauticus Robotics, Inc. EXACT (CIK (EXACT))
- Lobbying client: NAUTICUS ROBOTICS, INC. Fuzzy (name and state)
- SEC filer: cleantech Acquisition Corp. EXACT (CIK (EXACT))
- Person page: Britt E Ide Fuzzy (officer, director or 10% owner on the company's Forms 3, 4 and 5 (Director))
Filings 21
| Filed | Form | What it is | Name as filed | EDGAR |
|---|---|---|---|---|
| 2021-05-28 | S-1 | S-1 (registration) | cleantech Acquisition Corp. | 0001213900-21-029702 ↗ |
| 2021-06-09 | S-1/A | S-1/A (amendment) | cleantech Acquisition Corp. | 0001213900-21-031530 ↗ |
| 2021-06-25 | S-1/A | S-1/A (amendment) | cleantech Acquisition Corp. | 0001213900-21-034037 ↗ |
| 2021-07-06 | S-1/A | S-1/A (amendment) | cleantech Acquisition Corp. | 0001213900-21-035814 ↗ |
| 2021-07-14 | EFFECT | EFFECT (declared effective) | cleantech Acquisition Corp. | 9999999995-21-002756 ↗ |
| 2021-07-16 | 424B4 | 424B4 (final prospectus) | cleantech Acquisition Corp. | 0001213900-21-037207 ↗ |
| 2022-08-12 | EFFECT | EFFECT (declared effective) | cleantech Acquisition Corp. | 9999999995-22-002358 ↗ |
| 2022-09-12 | S-1 | S-1 (registration) | Nauticus Robotics, Inc. | 0001213900-22-055169 ↗ |
| 2022-12-28 | S-1/A | S-1/A (amendment) | Nauticus Robotics, Inc. | 0001213900-22-083004 ↗ |
| 2023-02-03 | S-1/A | S-1/A (amendment) | Nauticus Robotics, Inc. | 0001213900-23-008038 ↗ |
| 2023-03-10 | S-1/A | S-1/A (amendment) | Nauticus Robotics, Inc. | 0001213900-23-018972 ↗ |
| 2023-04-11 | S-1/A | S-1/A (amendment) | Nauticus Robotics, Inc. | 0001213900-23-028881 ↗ |
| 2023-04-18 | EFFECT | EFFECT (declared effective) | Nauticus Robotics, Inc. | 9999999995-23-000964 ↗ |
| 2023-08-07 | S-1 | S-1 (registration) | Nauticus Robotics, Inc. | 0001213900-23-063801 ↗ |
| 2023-09-05 | S-1/A | S-1/A (amendment) | Nauticus Robotics, Inc. | 0001213900-23-073538 ↗ |
| 2023-09-12 | EFFECT | EFFECT (declared effective) | Nauticus Robotics, Inc. | 9999999995-23-002637 ↗ |
| 2024-05-06 | EFFECT | EFFECT (declared effective) | Nauticus Robotics, Inc. | 9999999995-24-001387 ↗ |
| 2025-05-29 | EFFECT | EFFECT (declared effective) | Nauticus Robotics, Inc. | 9999999995-25-001766 ↗ |
| 2026-05-13 | S-1 | S-1 (registration) | Nauticus Robotics, Inc. | 0001213900-26-055464 ↗ |
| 2026-06-22 | S-1/A | S-1/A (amendment) | Nauticus Robotics, Inc. | 0001213900-26-070704 ↗ |
| 2026-07-31 | EFFECT | EFFECT (declared effective) | Nauticus Robotics, Inc. | 9999999995-26-002506 ↗ |
Prospectus pages read 2
| Filed | Form | Read as | Range | Price | Shares | Proceeds | Listing | Underwriters | What was found | Document |
|---|---|---|---|---|---|---|---|---|---|---|
| 2021-07-06 | S-1/A | registration statement | $11.50 | - | - | 0 | primary document; price line | document ↗ | ||
| 2021-07-16 | 424B4 | final prospectus | $10.00 | 15,000,000 | $150,000,000 | Nasdaq CLAQ | 3 | primary document; price sentence, shares headline, proceeds table, underwriting table 2, cover names 3 | document ↗ |
Officers, directors and large holders Forms 3, 4 and 5
| Insider | Role | Title | Filings | Years | On this site |
|---|---|---|---|---|---|
| Buffalino Louis R. | Director,Officer | Chief Operating Officer | 1 | 2021 | |
| CleanTech Investments, LLC | TenPercentOwner | 1 | 2021 | ||
| COLE DOUGLAS | Director | 1 | 2021 | ||
| Fitzgerald Richard F | Officer | Chief Financial Officer | 1 | 2021 | |
| GROSSMAN JONAS | Director,TenPercentOwner | 1 | 2021 | ||
| Ide Britt E | Director | 1 | 2021 | person page Fuzzy | |
| Najarian Jon | Director | 1 | 2021 | ||
| Richardson Bill | Director | 1 | 2021 | ||
| Riley Brendan | Director | 1 | 2021 | ||
| CleanTech Sponsor I LLC | TenPercentOwner | 1 | 2021 | ||
| Dhanuka Ankur | Officer | Chief Technology Officer | 1 | 2021 | |
| Spiro Elliot | Director; Director,Officer,TenPercentOwner; Director,TenPercentOwner | Chief Executive Officer | 11 | 2021–2026 | |
| Bellingham Jim | Director | 9 | 2022–2026 | ||
| Bohan Donnelly A. | Officer | Chief Operating Officer | 8 | 2022–2024 | |
| Dyer Joseph Wendell | Director | 3 | 2022–2023 | ||
| GIBSON JOHN W JR | Director; Director,Officer | CEO; Interim CEO; President | 9 | 2022–2026 | |
| Kasmani Dilshad | Officer | Chief LAO | 7 | 2022–2023 | |
| Matura Tommy W | Officer | Vice President of Accounting | 2 | 2022 | |
| Mey Mark-Anthony Lovell | Director; Director,TenPercentOwner | 5 | 2022–2023 | ||
| Porter Lisa J. | Director | 4 | 2022–2023 | ||
| Radford Nicolaus | Director,Officer | Chief Executive Officer | 8 | 2022–2024 | |
| Rangan Padmanabhan | Officer | Chief Financial Officer | 6 | 2022–2023 | |
| Sharkawy Adam | Director; Director,TenPercentOwner | 11 | 2022–2026 | ||
| Yamokoski John | Officer | Chief Technology Officer | 9 | 2022–2025 | |
| Schlumberger B.V. | TenPercentOwner | 1 | 2022 | ||
| Schlumberger Holdings Corp | TenPercentOwner | 1 | 2022 | ||
| SCHLUMBERGER LIMITED/NV | TenPercentOwner | 1 | 2022 | ||
| Schlumberger Technology Corp | TenPercentOwner | 1 | 2022 | ||
| TRANSOCEAN INC | Other; TenPercentOwner | 3 | 2022–2025 | ||
| Transocean Ltd. | Other; TenPercentOwner | 3 | 2022–2025 | ||
| FLORES WILLIAM | Director | 11 | 2023–2026 | ||
| Bigney Nicholas J. | Officer | General Counsel | 3 | 2023–2024 | |
| Hay Victoria | Officer | Chief Financial Officer; Interim CFO | 4 | 2023–2025 | |
| Symington John | Officer | General Counsel | 2 | 2024–2025 | |
| Material Impact Fund II, L.P. | Director,TenPercentOwner,Other | 1 | 2025 | ||
| Material Impact Partners II, LLC | Director,TenPercentOwner,Other | 1 | 2025 | ||
| Roberts Carmichael | Director,TenPercentOwner,Other | 1 | 2025 | ||
| Christ Robert Douglas | Officer | President SeaTrepid | 2 | 2025–2026 | |
| Begaries Jimena | Officer | Interim CFO | 1 | 2025 | |
| Ferrier Michael Anthony | Officer | Genereal Counsel and Secretary | 1 | 2026 | |
| RCB EQUITIES 1, LLC | TenPercentOwner | 2 | 2026 | ||
| DROR BRIAN ISAAC | TenPercentOwner | 2 | 2026 |
Everyone who filed an insider report for this company, from the SEC’s Insider Transactions Data Sets (2006 on). Person pages are matched by name and state only.
Private offerings before or after (Form D)
| First filed | Issuer | Industry | Offering | Sold | Investors | Filings |
|---|---|---|---|---|---|---|
| 2024-02-23 | Nauticus Robotics, Inc. | Other Technology | $50,000,000 | $50,000,000 | 6 | 1 |
| 2024-02-23 | Nauticus Robotics, Inc. | Other Technology | $700,000 | $700,000 | 2 | 1 |
| 2023-10-03 | Nauticus Robotics, Inc. | Other Technology | $20,000,000 | $11,600,000 | 5 | 1 |
Data: SEC EDGAR. The quarterly full index (every S-1, S-1/A, F-1 and F-1/A since 1993, with the pricing prospectus, notice of effectiveness and withdrawal request of each registrant) and the company submissions data (SIC, state of incorporation, address, EIN, tickers, former names). Company details are what EDGAR holds today, not at the time of the filing.
Also on this site Fuzzy
| Record | Name as filed | Where | Dataset | Matched by |
|---|---|---|---|---|
| Business registration | NAUTICUS ROBOTICS, INC. | TX | State business registries | name and state |
| Plan sponsor | NAUTICUS ROBOTICS, INC. | TX | Form 5500 (employee benefit plans) | name and state |
| Form D issuer | Nauticus Robotics, Inc. | TX | Form D private offerings | CIK (EXACT) |
| Lobbying client | NAUTICUS ROBOTICS, INC. | TX | Federal lobbying (LDA) | name and state |
| SEC filer | Nauticus Robotics, Inc. | SEC filers (EDGAR) | CIK (EXACT) | |
| Trademark owner | Nauticus Robotics, Inc. | TX | Trademarks (USPTO) | name and state |
| Person page | Britt E Ide | People (Form 990 officers, directors and employees) | officer, director or 10% owner on the company's Forms 3, 4 and 5 (Director) |
Matched by an identifier (EIN, CIK, CRD), by name and state or city, or by street address; a shared name or address is not proof of the same person or organization. Every link says how it was made; how the cross-referencing works.
Others with the same interests
SIC industry General Industrial Machinery & Equipment, NEC, TX first:
- JOIN Entertainment Holdings, Inc. TX
- ChronoScale Holdings Corp CA
- Velodyne Lidar, Inc. CA
- Ouster, Inc. CA
- Serve Robotics Inc. /DE/ CA
- Zhong Wen International Holding Co., Ltd. CO
- CUNO INC CT
- China Energy Recovery, Inc. F4
- China Yuan Hong Fire Control Group Holdings Ltd F4
- China Complant Group Inc F4
In other datasets, the same topic (Manufacturing) in TX:
- Form D issuer: 0422 Dust LLC (Form D private offerings)
- Lobbying client: 5E ADVANCED MATERIALS, INC. (Federal lobbying (LDA))
Interests: General Industrial Machinery & Equipment, NEC · Manufacturing