C3is Inc. CISS
IPO prospectus
C3is Inc.’s initial public offering: where it stands and what the registration statement says.
Loading…
Latest 10-Q
What changed in C3is Inc.'s latest quarterly report, compared with the one before.
We have not read a recent 10-Q for this company yet.
Insider trades
Open-market trades from Form 4. 10b5-1 marks a plan set in advance.Open-market buys and sales by officers, directors and 10% owners, from SEC Form 4. A plan set in advance is marked 10b5-1.
Loading…
13F holders
Funds that report this stock, checked against market prices.Fund managers with over $100 million in US-listed stocks file a 13F each quarter, up to 45 days after quarter end. Long positions only.
Loading…
Trades by members of Congress
Disclosed in dollar ranges, up to 45 days after the trade.Members of Congress, their spouses and dependent children report trades in dollar ranges, up to 45 days after the trade.
Loading…
Lobbying
What C3is Inc. and its lobbying firms report each quarter.A company that lobbies with its own staff reports its expenses; a lobbying firm it hires reports the income it received. We count both.
Loading…
Institutional ownership over time
How many funds reported holding the stock at the end of each quarter, and how many shares they held between them.
Loading…
More filings and data
Each opens the table.
About the company
The basics from the company’s SEC registration.
Loading…
Adjusted for stock splits; not for dividends. The stock split 1-for-5 on Nov 9, 2026; 1-for-40 on Aug 19, 2026; 1-for-7 on Apr 27, 2026; 1-for-20 on Jan 26, 2026; earlier prices are shown divided by the split ratio. Where prices come from.
Live chart
Intraday and historical prices from TradingView. Quotes may be delayed.
Information, not investment advice. Company matching is automatic; check the source before relying on one row.