CISS 6-K
C3is Inc. (CISS)
6-K
2025-09-29
For: 2025-06-30
View Original
Added on
April 08, 2026
UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
FORM 6-K
REPORT OF FOREIGN PRIVATE ISSUER
PURSUANT TO RULE
13a-16
OR 15d-16
UNDER THE SECURITIES EXCHANGE ACT OF 1934
For the month of September 2025
Commission File Number
001-41717
(Translation of registrant’s name into English)
331 Kifissias Avenue Erithrea 14561 Athens, Greece
(Address of principal executive office)
Indicate by check mark whether the registrant files or will file annual reports under cover of Form
20-F
or Form 40-F.
Form
20-F ☒ Form
40-F ☐
EXHIBIT INDEX
| 99.1 | Management’s Discussion and Analysis of Financial Condition and Results of Operations and Consolidated Financial Statements for the Six Months Ended June 30, 2025 | |
| 101.INS | Inline XBRL Instance Document | |
| 101.SCH | Inline XBRL Taxonomy Extension Schema | |
| 101.CAL | Inline XBRL Taxonomy Extension Calculation Linkbase | |
| 101.DEF | Inline XBRL Taxonomy Extension Definition Linkbase | |
| 101.LAB | Inline XBRL Taxonomy Extension Label Linkbase | |
| 101.PRE | Inline XBRL Taxonomy Extension Presentation Linkbase | |
| 104 | Cover Page Interactive Data File (formatted as Inline XBRL and contained in Exhibit 101). | |
*****
This report on Form 6-K, including exhibit 99.1 hereto, is hereby incorporated by reference into the Company’s Registration Statement on Form S-8 (Reg. No. 333-273306) filed with the Securities and Exchange Commission on July 18, 2023 and Registration Statement on Form F-3 (Reg. No. 333- 285135) filed with the Securities and Exchange Commission on February 21, 2025.
SIGNATURES
Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized.
Date: September 29, 2025
| C3IS INC. | ||
| By: | /s/ Nina Pyndiah | |
| Name: | Nina Pyndiah | |
| Title: | Chief Financial Officer | |