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. reported much stronger underlying results for the first quarter of 2026. Adjusted net income jumped 358% year-over-year to $5.5M, while adjusted EBITDA rose 132% to $6.9M. Revenue reached $11.6M, supported by higher shipping rates.
The company generated cash flow from operating activities of $9.3M, lifting its cash balance to about $27M and leaving it with no outstanding bank debt. Its fleet earned an average daily Time Charter Equivalent rate of roughly $32,200, and there were 541,088 common shares outstanding as of May 15, 2026.
C3is Inc. exit filing: Evergreen Capital Management LLC reports it no longer beneficially owns more than five percent of C3is common stock, reporting beneficial ownership of 27,746 shares representing 4.99%. The percentage is calculated on 528,305 shares outstanding as of April 27, 2026.
The reporting person holds Series D Warrants exercisable for up to 46,719 shares, but the cover-page counts only warrants for 27,746 shares and excludes 18,973 shares that are not issuable due to a 4.99% beneficial ownership limitation. This Amendment No. 2 constitutes an exit filing.
Imperial Petroleum Inc. filed Amendment No. 10 to its Schedule 13D, updating its beneficial ownership in C3is Inc.. The company reports beneficial ownership of 4,994,672 shares of common stock, representing 90.2% of the class.
The update reflects changes in the conversion price of C3is’s 5.0% Series A Cumulative Convertible Perpetual Preferred Stock to $3.0032 after a 1-for-7 reverse stock split of the common stock effective April 27, 2026 and related warrant price adjustments. Imperial Petroleum states it may buy more, hold, or sell C3is shares over time based on business, market, and strategic factors.
C3is Inc. files a Post-Effective Amendment to its Form F-1 to cover up to 186,880 common shares issuable upon exercise of outstanding Class D Warrants and up to 41 common shares issuable upon exercise of outstanding Class E Warrants.
The amendment incorporates the Company’s Annual Report on Form 20-F filed April 22, 2026 and limits the registration to the remaining warrant exercises from the December 12, 2025 registered public offering. The Class D Warrants carry an exercise price of $48.16 per share and expire on December 12, 2030; the Class E Warrants have an exercise price of $0.0014 and do not expire. The prospectus states the last reported Nasdaq sale price was $3.30 on May 1, 2026.
C3is Inc. files Post-Effective Amendment No. 6 to its Form F-1 to incorporate by reference its Annual Report on Form 20-F filed April 22, 2026 and to register the issuance of common shares upon exercise of outstanding Class C-1 and Class C-2 warrants. This prospectus covers up to $5,687,550 of common shares issuable upon exercise of outstanding Class C-1 Warrants (aggregate exercise price $38,439) and Class C-2 Warrants (aggregate exercise price $5,649,111), which, on a split-adjusted basis, are exercisable for an aggregate of 12,801 and 1,881,040 shares, respectively, at an exercise price of $3.0032 per share. Each warrant expires on March 19, 2029. The prospectus states estimated net cash proceeds if exercised on a cash basis and that proceeds may be used for vessel acquisitions and general corporate purposes.
C3is Inc. filed Post-Effective Amendment No. 6 to a Form F-1 prospectus to register common shares issuable upon exercise of outstanding Class B-1 and Class B-2 warrants. The prospectus covers up to $6,988,593 of common shares (aggregate exercise price), including $159,580 attributable to Class B-1 Warrants and $6,829,013 attributable to Class B-2 Warrants.
The Class B-1 and Class B-2 Warrants each have an exercise price of $3.0032 per share and expire on January 23, 2029. As of April 30, 2026, the warrants are exercisable for an aggregate of 53,142 and 2,273,919 shares, respectively. Shares outstanding would be 2,868,149 assuming cash exercise of all Class B-1 and B-2 Warrants at the current exercise price.