Form SCHEDULE 13G - Statement of Beneficial Ownership by Certain Investors:
SEC Accession No. 0000898432-25-000848
Filing Date
2025-10-28
Accepted
2025-10-28 17:00:51
Documents
1

Document Format Files

Seq Description Document Type Size
1 primary_doc.html SCHEDULE 13G  
1 primary_doc.xml SCHEDULE 13G 5510
  Complete submission text file 0000898432-25-000848.txt   7018
Mailing Address 331 KIFISSIAS AVENUE ERITHREA ATHENS J3 14561
Business Address 331 KIFISSIAS AVENUE ERITHREA ATHENS J3 14561 011-30-210-625-0001
C3is Inc. (Subject) CIK: 0001951067 (see all company filings)

EIN.: 000000000 | State of Incorp.: 1T | Fiscal Year End: 1231
Type: SCHEDULE 13G | Act: 34 | File No.: 005-94125 | Film No.: 251425700
SIC: 4412 Deep Sea Foreign Transportation of Freight
(CF Office: 01 Energy & Transportation)

Mailing Address RODOPIS 35 GLUFADA ATHENS Greece 00000
Business Address
Athanasios Tsiakmakis (Filed by) CIK: 0002093911 (see all company filings)

Type: SCHEDULE 13G