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. completed a registered primary offering of 11,535,000 units, including 10,435,000 common units (each one common share and one Class F Warrant) and 1,100,000 pre-funded units (each one Pre-Funded Warrant at a $0.01 exercise price and one Class F Warrant). The underwriter’s option was exercised for 908,765 additional Class F Warrants. Aggregate gross proceeds were approximately $6.0 million before underwriting discounts and expenses.
Each Class F Warrant is immediately exercisable for one common share at an initial price of $0.52, subject to downward resets to $0.364 and $0.26 on the 2nd and 5th trading days after closing, with proportional increases in the number of underlying shares and a zero-cash exercise feature that can double the share output versus cash exercise.
The company previously effected a 1-for-7 reverse stock split on April 26, 2026, reducing outstanding common shares from about 3.8 million to about 541,082, with cash paid in lieu of fractional shares and all historical per-share data retroactively adjusted. Shareholders also approved flexibility for additional reverse splits within a 1-for-2 to 1-for-1,000 range within three years, at the board’s discretion.
C3is Inc. completed a registered primary offering of 11,535,000 units on July 28, 2026, generating approximately $6.0 million in gross proceeds before underwriting discounts and expenses. The units comprised 10,435,000 Common Units, each with one common share and one Class F Warrant, and 1,100,000 Pre-Funded Units, each with a pre-funded warrant and one Class F Warrant.
Each Pre-Funded Warrant is exercisable for one common share at $0.01 per share. Each Class F Warrant is exercisable immediately for one common share at an initial exercise price of $0.52 and expires one year after issuance. The Class F Warrants feature downward exercise price resets to $0.364 on the second trading day and $0.26 on the fifth trading day after closing, with a proportional increase in underlying shares so that the aggregate proceeds from full exercise remain constant. They also permit cashless exercise, including a zero-cash option that delivers 2.0x the number of shares that would be issuable on a cash exercise.
The company also granted Maxim Group LLC, as underwriter, an over-allotment option for up to 908,765 additional common shares and/or Class F Warrants; the underwriter exercised this option for 908,765 additional Class F Warrants. The Form 6-K and related underwriting and warrant agreements are incorporated by reference into existing S-8 and F-3 registration statements.
C3is Inc. updates its F-1 prospectus with two July 2026 Form 6-Ks. Shareholders at the 2026 annual meeting re-elected two Class III directors, ratified Deloitte Certified Public Accountants S.A. as auditor, and approved charter amendments permitting one or more future reverse stock splits between one-for-two and one-for-1,000, if implemented by the board within three years.
The company discloses a 1-for-7 reverse stock split effective April 26, 2026, which reduced outstanding common shares from approximately 3.8 million to approximately 541,082, with cash paid instead of fractional shares. Historical share and earnings-per-share data have been retroactively adjusted, and $5,655 was reclassified from capital stock to additional paid-in capital.
C3is also completed a registered offering of 11,535,000 units, generating approximately $6.0 million in gross proceeds. The offering comprised 10,435,000 common units (one share plus one Class F warrant) and 1,100,000 pre-funded units (one pre-funded warrant plus one Class F warrant). Each Class F warrant has an initial exercise price of $0.52, with reset prices of $0.364 and $0.26 on specified trading days and proportional share increases, and includes cashless exercise features allowing up to 2.0 times the cash-exercise share amount. The underwriter exercised its option for 908,765 additional Class F warrants.
C3is Inc. updated its F-1 prospectus to include two recent reports. Shareholders at the July 2026 annual meeting re-elected two Class III directors, ratified Deloitte as auditor and approved amendments allowing one or more reverse stock splits of common stock at ratios between one-for-two and up to one-for-1,000, provided any such split is effected within three years.
The company previously effected a 1-for-7 reverse stock split on April 26, 2026, reducing outstanding common shares from about 3.8 million to about 541,082, with cash paid in lieu of fractions and no change to par value. All historical share and EPS data were retroactively adjusted.
On July 28, 2026, C3is completed a registered offering of 11,535,000 units, generating approximately $6.0 million in gross proceeds. The deal comprised 10,435,000 common units and 1,100,000 pre-funded units, each including a Class F Warrant. Class F Warrants have an initial $0.52 exercise price, one-year term, reset features to $0.364 and $0.26 on specified trading days with proportional share increases, and cashless exercise mechanics including a zero-cash option that can deliver twice the number of shares otherwise issuable.
C3is Inc. updated its F-1 prospectus to include two July 2026 reports. Stockholders re-elected two Class III directors, ratified Deloitte as auditor, and approved flexibility for one or more reverse stock splits within three years at ratios between one-for-two and one-for-1,000, in the aggregate not exceeding one-for-1,000.
The company previously effected a one-for-seven reverse stock split on April 26, 2026, reducing outstanding common shares from approximately 3.8 million to approximately 541,082. All historical share and earnings-per-share figures have been retroactively adjusted, with a $5,655 reclassification from capital stock to additional paid-in capital.
On July 28, 2026, C3is completed a registered underwritten offering of 11,535,000 units, including 10,435,000 common units (each one common share and one Class F warrant) and 1,100,000 pre-funded units (each one pre-funded warrant and one Class F warrant), generating approximately $6.0 million in gross proceeds. Class F warrants are exercisable immediately at an initial price of $0.52 per share, subject to reset on the 2nd and 5th trading days to $0.364 and $0.26, with proportional share increases and cashless exercise features, including a zero-cash option that can deliver up to 2.0 times the cash-exercise share amount.
C3is Inc. updates its F-1 prospectus to incorporate recent disclosures on a reverse stock split and a completed unit offering. On April 26, 2026, the company effected a 1-for-7 reverse stock split, reducing outstanding common shares from approximately 3.8 million to about 541,082, with no change to par value; $5,655 of aggregate par value was reclassified from capital stock to additional paid-in capital, and prior per‑share data were retroactively adjusted.
On July 28, 2026, C3is completed a registered offering of 11,535,000 units, including 10,435,000 common units and 1,100,000 pre‑funded units, generating approximately $6.0 million in gross proceeds before fees. Each common unit includes one common share and one Class F warrant; each pre‑funded unit includes a pre‑funded warrant with a $0.01 exercise price and one Class F warrant. Class F warrants are exercisable immediately, expire one year after issuance, have an initial exercise price of $0.52 with reset prices of $0.364 and $0.26, and include cashless and zero‑cash exercise features that can increase the number of underlying shares.
C3is Inc. completed a registered offering of 11,535,000 units, generating aggregate gross proceeds of approximately $6.0 million before underwriting discounts and expenses. The sale comprised 10,435,000 Common Units, each with one common share and one Class F Warrant, and 1,100,000 Pre-Funded Units, each with a pre-funded warrant and one Class F Warrant.
The underwriter’s over-allotment option was exercised for 908,765 Class F Warrants. Class F Warrants are exercisable immediately, expire one year after issuance, and have an initial exercise price of $0.52, subject to downward resets on the 2nd and 5th trading days after closing to $0.364 and $0.26, with proportional increases in underlying shares. They also permit cashless exercise, including a zero-cash feature delivering 2.0× the shares that a cash exercise would provide.
C3is Inc. is conducting a firm-commitment underwritten primary offering of 11,535,000 Units at $0.52 per Unit, each Unit consisting of one Common Share (or one pre-funded warrant in lieu of a share for certain purchasers) and one Class F Warrant to purchase Common Shares. Each Class F Warrant is immediately exercisable for cash at $0.52 per share, with reset features that may reduce the exercise price to $0.364 on the 2nd trading day and $0.26 on the 5th trading day after closing, while proportionally increasing the number of underlying Common Shares. The warrants include a zero-cash exercise option under which a holder may receive up to 2.0x the number of shares otherwise issuable, so if all Class F Warrants in the base deal are exercised on this basis up to 46,140,000 shares could be issued, and up to 49,775,060 shares including full exercise of the over-allotment warrants, without additional cash to C3is. Gross proceeds are approximately $5.998 million (or $6.471 million with full over-allotment), with net proceeds before expenses of about $5.64 million (or $6.08 million with over-allotment). Common Shares were 1,547,612 outstanding as of June 30, 2026; this is a baseline figure, not the amount being offered. C3is is an emerging growth, foreign private issuer operating a fleet of drybulk and tanker vessels and highlights extensive industry and geopolitical risk factors.
C3is Inc. priced an underwritten public offering of 11,535,000 units at $0.52 per unit, for expected gross proceeds of approximately $6.0 million before underwriting discounts and other expenses. Each unit consists of one common share (or a pre-funded warrant in lieu thereof) and one Class F warrant to purchase one common share.
The Class F warrants expire one year from issuance, are immediately exercisable at an initial price of $0.52 per share, and their exercise price is subject to adjustment on the second and fifth trading days to 70% and 50% of the initial price, with the number of underlying shares proportionally increased. The warrants may also be exercised on a zero cash exercise option under which each warrant can be exchanged for twice the number of shares issuable on a cash exercise.
The offering is expected to close on or about July 28, 2026, subject to customary closing conditions, with Maxim Group LLC acting as sole book-running manager. C3is granted the underwriters a 45-day option to purchase up to 908,765 additional common shares and/or warrants to purchase up to 908,765 common shares at the public offering price less underwriting discounts and commissions. A registration statement on Form F-1 (File No. 333-297627) became effective on July 27, 2026, and this report is incorporated by reference into the company’s existing Form S-8 and Form F-3 registration statements.