Company: KITTW
Filing Date: 2025-09-15
Form Type: PRE 14A
Source: 0001849820-25-000237
Chunk: 0

Company: Nauticus Robotics, Inc.
Filing Date: 2025-09-15
Form: PRE 14A
Chunk 0
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### UNITED STATES

### SECURITIES AND EXCHANGE COMMISSION

#### Washington, D.C. 20549

#### SCHEDULE 14A

#### Proxy Statement Pursuant to Section 14(a)

#### of the Securities Exchange Act of 1934
Filed by the Registrant x

Filed by a Party other than the Registrant ¨

Check the appropriate box:

| x |     | Preliminary Proxy Statement                                                     |
| ¨ |     | Confidential, for use of the Commission only (as permitted by Rule 14a-6(e)(2)) |
| ¨ |     | Definitive Proxy Statement                                                      |
| ¨ |     | Definitive Additional Materials                                                 |
| ¨ |     | Soliciting Material Pursuant to Section 240.14a-12                              |

#### NAUTICUS ROBOTICS, INC.
<div align='center'>(Name of Registrant as Specified in Its Charter)</div>

Payment of Filing Fee (Check the appropriate box):

| x |     | No fee required. |

| ¨ |     | Fee paid previously with preliminary materials. |

| ¨ |     | Fee computed on table in exhibit required by Item 25(b) per.Exchange Act Rules 14a-6(i)(1) and 0-11. |

#### Nauticus Robotics, Inc.

### NOTICE OF SPECIAL MEETING OF STOCKHOLDERS
<div align='center'>To Be Held On October 23, 2025</div>

Dear Stockholder:

You are cordially invited to attend the Special Meeting of Stockholders (the “Special Meeting”) of Nauticus Robotics, Inc., a Delaware corporation (the “Company,” “Nauticus Robotics,” “we,” “us” or “our”). The meeting will be held on October 23, 2025 at 10 a.m. Central Time at 1550 Lamar Street, Suite 2000, Houston, Texas 77010. You will be able to attend the Special Meeting, submit your questions and vote during the meeting by using the 16-digit control number included on your proxy card or on the voting instruction form accompanying these proxy materials.

The Special Meeting will be held for the following purposes:

1. To approve, pursuant to Nasdaq Rule 5635, the issuance of shares of the Company’s common stock upon the conversion of shares of the Series B Convertible Preferred Stock, issued pursuant to the Securities Purchase Agreement dated August 6, 2025 between the Company