If the filing person has previously filed a statement on Schedule 13G to report the acquisition that is the subject of this Schedule 13D, and is filing this schedule because of §§ 240.13d-1(e), 240.13d-1(f) or 240.13d-1(g), check the following box. Checkbox not checked

The information required on the remainder of this cover page shall not be deemed to be “filed” for the purpose of Section 18 of the Securities Exchange Act of 1934 (“Act”) or otherwise subject to the liabilities of that section of the Act but shall be subject to all other provisions of the Act (however, see the Notes).






SCHEDULE 13D




Comment for Type of Reporting Person:
(1) The amount reported in Row (8), Row (10) and Row (11) is the number of shares of common stock ("shares") of Nauticus Robotics, Inc. (the "Issuer") that the reporting person has a right to acquire on or before September 9, 2027, pursuant to certain earnout conditions, as described in the Merger Agreement (the "Earnout Shares"). (2) The percentage reported in Row (13) is based on 13,710,615 shares of the Issuer outstanding as of November 13, 2025, as disclosed by the Issuer in the Issuer's Quarterly Report on Form 10-Q filed with the U.S. Securities and Exchange Commission (the "SEC") on November 14, 2025, including the Earnout Shares in accordance with Rule 13d-3(d)(1)(i).


SCHEDULE 13D




Comment for Type of Reporting Person:
(1) The amount reported in Row (8), Row (10) and Row (11) is the number of Earnout Shares. (2) The percentage reported in Row (13) is based on 13,710,615 shares of the Issuer outstanding as of November 13, 2025, as disclosed by the Issuer in the Issuer's Quarterly Report on Form 10-Q filed with the SEC on November 14, 2025, including the Earnout Shares in accordance with Rule 13d-3(d)(1)(i).


SCHEDULE 13D


 
Transocean Ltd.
 
Signature:/s/ Daniel Ro-Trock
Name/Title:Assistant Corporate Secretary
Date:12/04/2025
 
Transocean International Limited
 
Signature:/s/ Daniel Ro-Trock
Name/Title:Daniel Ro-Trock, by Power of Attorney
Date:12/04/2025