Official SEC submissions

C3is SEC Filings

Direct answer

C3is's latest SEC filing is 6-K.

It was filed on August 27, 2026, and 40 recent filings are available.

Each row links directly to the SEC document and filing index.

Official SEC EDGAR submissions

Get free C3is email updates.

Bullstory sends one daily email when new analysis or important company news is available.

Recent SEC filings

6-K

Current report

Filed: 2026-08-27

Report date: 2026-08-27

6-K

Open SEC document View filing index

6-K

Current report

Filed: 2026-08-19

Report date: 2026-08-19

6-K

Open SEC document View filing index

6-K

Current report

Filed: 2026-08-17

Report date: 2026-08-17

6-K

Open SEC document View filing index

6-K

Current report

Filed: 2026-07-28

Report date: 2026-07-28

6-K

Open SEC document View filing index

6-K

Current report

Filed: 2026-07-27

Report date: 2026-07-27

6-K

Open SEC document View filing index

6-K

Current report

Filed: 2026-07-22

Report date: 2026-07-22

6-K

Open SEC document View filing index

6-K

Current report

Filed: 2026-06-22

Report date: 2026-06-22

6-K

Open SEC document View filing index

6-K

Current report

Filed: 2026-05-18

Report date: 2026-05-18

6-K

Open SEC document View filing index

6-K

Current report

Filed: 2026-04-27

Report date: 2026-04-27

6-K

Open SEC document View filing index

6-K

Current report

Filed: 2026-04-23

Report date: 2026-04-23

6-K

Open SEC document View filing index

20-F

Periodic report

Filed: 2026-04-22

Report date: 2025-12-31

20-F

Open SEC document View filing index

6-K

Current report

Filed: 2026-02-25

Report date: 2026-02-25

6-K

Open SEC document View filing index

6-K

Current report

Filed: 2026-02-19

Report date: 2026-02-19

6-K

Open SEC document View filing index

6-K

Current report

Filed: 2026-01-26

Report date: 2026-01-26

6-K

Open SEC document View filing index

6-K

Current report

Filed: 2026-01-22

Report date: 2026-01-22

6-K

Open SEC document View filing index

6-K

Current report

Filed: 2026-01-20

Report date: 2026-01-20

6-K

Open SEC document View filing index

6-K

Current report

Filed: 2025-12-19

Report date: 2025-12-19

6-K

Open SEC document View filing index

6-K

Current report

Filed: 2025-12-12

Report date: 2025-12-12

6-K

Open SEC document View filing index

6-K

Current report

Filed: 2025-11-18

Report date: 2025-11-18

6-K

Open SEC document View filing index

6-K

Current report

Filed: 2025-10-09

Report date: 2025-10-09

6-K

Open SEC document View filing index

6-K

Current report

Filed: 2025-09-29

Report date: 2025-06-30

6-K

Open SEC document View filing index

6-K

Current report

Filed: 2025-09-02

Report date: 2025-09-02

6-K

Open SEC document View filing index

6-K

Current report

Filed: 2025-08-29

Report date: 2025-08-29

6-K

Open SEC document View filing index

6-K

Current report

Filed: 2025-06-25

Report date: 2025-06-25

6-K

Open SEC document View filing index

6-K

Current report

Filed: 2025-05-16

Report date: 2025-05-16

6-K

Open SEC document View filing index

20-F

Periodic report

Filed: 2025-04-28

Report date: 2024-12-31

20-F

Open SEC document View filing index

6-K

Current report

Filed: 2025-04-04

Report date: 2025-04-04

6-K

Open SEC document View filing index

6-K

Current report

Filed: 2025-04-02

Report date: 2025-04-02

6-K

Open SEC document View filing index

6-K

Current report

Filed: 2025-03-12

Report date: 2025-03-12

6-K

Open SEC document View filing index

6-K

Current report

Filed: 2025-02-21

Report date: 2025-02-21

6-K

Open SEC document View filing index

6-K

Current report

Filed: 2025-02-18

Report date: 2025-02-18

6-K

Open SEC document View filing index

6-K

Current report

Filed: 2025-01-02

Report date: 2025-01-02

6-K

Open SEC document View filing index

6-K

Current report

Filed: 2024-11-19

Report date: 2024-11-19

6-K

Open SEC document View filing index

6-K

Current report

Filed: 2024-09-30

Report date: 2024-06-30

6-K

Open SEC document View filing index

SC 13D/A

Ownership report

Filed: 2024-09-18

SC 13D/A

Open SEC document View filing index

6-K

Current report

Filed: 2024-08-30

Report date: 2024-08-30

6-K

Open SEC document View filing index

6-K

Current report

Filed: 2024-08-23

Report date: 2024-08-23

6-K

Open SEC document View filing index

SC 13D/A

Ownership report

Filed: 2024-06-24

SC 13D/A

Open SEC document View filing index

6-K

Current report

Filed: 2024-05-28

Report date: 2024-05-28

6-K

Open SEC document View filing index

SC 13G

Ownership report

Filed: 2024-05-24

SC 13G

Open SEC document View filing index

Verified data

Recent filing categories: 3
Recent filings: 40
SEC CIK: 0001951067
Latest filing date: August 27, 2026

Explore related company data

View the C3is company profile View C3is annual financials