Company: KITTW
Filing Date: 2025-10-24
Form Type: 424B3
Source: 0001849820-25-000253
Chunk: 9

Company: Nauticus Robotics, Inc.
Filing Date: 2025-10-24
Form: 424B3
Chunk 9
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Trepid International LLC (“SeaTrepid”) intends to integrate Nauticus AI-driven autonomy software, ToolKITT, into SeaTrepid's existing remotely operated vehicle (ROV) fleet. The combination will showcase unprecedented advancements in power efficiency and operational performance across the industry. The ability of ROVs and Aquanaut to seamlessly communicate at depth unlocks new service opportunities, enabling two autonomous systems to collaborate in delivering cutting-edge underwater solutions.

Our common stock trades on the Nasdaq Capital Market under the stock ticker symbol “KITT.”

#### Corporate Information
The address of our principal executive offices is 17146 Feathercraft Lane, Suite 450, Webster, Texas 77598. Our phone number is (281) 942-9069. Our website address is www.nauticusrobotics.com.

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### THE OFFERING
| Common stock offered by us                                    |     | Shares of our common stock having an offering price of up to $1,600,000 or up to 528,053 shares, assuming the sale price of $3.03 per share, which was the closing price of our common stock on the Nasdaq Capital Market on October 20, 2025. The actual number of shares issued will vary depending on the sales price under this offering. From June 30, 2025 through the date hereof, the Company issued and sold 1,182,704 shares on a post-Reverse Split basis (including 951,425 shares issued after the Reverse Split, and 2,081,513 shares issued prior to the Reverse Split, which are equivalent to 231,279 shares on a post-Reverse Split basis) under this at-the-market offering for gross proceeds of approximately $5.42 million and net proceeds of approximately $5.19 million, after deducting commissions and offering expenses. |
| Shares Available                                              |     | As of October 20, 2025, shares of our common stock with an aggregate offering price of up to approximately $1,600,000 is available for sale.                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         |
| Common stock to be outstanding immediately after the offering |     | Up to 7,377,044 shares, assuming sales of 528,053 shares at a price of $3.03 per share, which was the closing price of our common stock on the Nasdaq Capital Market on October 20, 2025, and excludes as of such date:                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              
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