What does C3is Inc. do?

C3is Inc. is a public company in the Deep Sea Foreign Transportation of Freight industry, incorporated in 1T. It is registered with the SEC under CIK 0001951067 and trades on NASDAQ under the ticker CISS.

How many SEC filings has C3is Inc. made?

C3is Inc. has filed 241 documents with the SEC since 2022. These include annual reports (10-K), quarterly reports (10-Q), current event notices (8-K), and insider transaction disclosures (Form 4).

C3is Inc.

CISS NASDAQ CIK: 0001951067 Deep Sea Foreign Transportation of Freight Inc. in 1T

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Overview All Filings Financials Insiders

Recent Filings

All 241 filings →

Form	Description	Date
3	3	Mar 18, 2026
3	3	Mar 18, 2026
3	3	Mar 18, 2026
3	3	Mar 18, 2026
3	3	Mar 18, 2026
SCHEDULE 13G	—	Feb 27, 2026
424B3	424B3	Feb 25, 2026
424B3	424B3	Feb 25, 2026
424B3	424B3	Feb 25, 2026
424B3	424B3	Feb 25, 2026

Insider Transactions

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About This Profile

This page aggregates all publicly available SEC EDGAR data for C3is Inc.. Financial figures are sourced from XBRL-tagged 10-K annual reports. Insider transactions are sourced from Form 4 filings required within two business days of a transaction.

Key Financials

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Details

CIK: 0001951067
Ticker: CISS
Exchange: NASDAQ
Incorporated: 1T
First Filing: 2022
Total Filings: 241