Welcome to our dedicated page for C3is SEC filings (Ticker: CISS), a comprehensive resource for investors and traders seeking official regulatory documents including 10-K annual reports, 10-Q quarterly earnings, 8-K material events, and insider trading forms.
C3is Inc. filings document a foreign private issuer operating a dry bulk and tanker shipping business. Form 6-K reports provide formal records of unaudited operating and financial results, vessel acquisition agreements, charter and fleet information, and securities matters tied to the company's common shares on The Nasdaq Capital Market.
The filing record also covers capital-structure actions, including reverse stock splits, amendments to articles of incorporation, warrant exercise and adjustment provisions, Series A Convertible Preferred Stock adjustments, registered offerings and an at-the-market sales agreement. Registration-statement references and incorporated exhibits describe placement-agent agreements, prospectus supplements and share-based compensation registration matters.
C3is Inc. Schedule 13G shows Wexford-affiliated reporting persons jointly hold 110,382 shares of C3is common stock, representing 10.23% of the 1,079,208 shares outstanding used for the calculation. The holdings are reported as shared voting and dispositive power with no sole voting or dispositive power. The filing attributes ownership to certain Wexford funds and explains that Wexford Capital LP, Wexford GP LLC, Charles E. Davidson and Joseph M. Jacobs share the power to vote and dispose of the shares, while disclaiming beneficial ownership except to the extent of pecuniary interest for Davidson and Jacobs. The percentage is based on the issuer's Form F-1 reported share count as of August 31, 2025, and the ownership position is stated as of September 22, 2025.
C3is Inc. filed a Form 6-K to furnish a press release with its preliminary financial and operating results for the three and six months ended June 30, 2025. The attached press release, dated September 2, 2025 and filed as Exhibit 99.1, contains these preliminary figures for both 2025 and 2024. The company notes that its independent accountants have not compiled, examined, or performed any procedures on these preliminary results, have not expressed any opinion or assurance, and disclaim any association with them. Most of this Form 6-K, including Exhibit 99.1 but excluding the section titled “CEO Dr. Diamantis Andriotis Commented:”, is incorporated by reference into C3is Inc.’s existing Form S-8 and Form F-3 registration statements.