C3is prices offering with 11,535,000 Class F warrants exercisable at $0.52 per share

• C3is priced 11,535,000 units at USD 0.52, each with one common share or pre-funded warrant, plus one Class F warrant.
• Class F warrants are immediately exercisable at USD 0.52, expire in one year, with exercise-price resets to 70% and 50% post-close.
• Warrants include a zero-cash exercise option to exchange each warrant for twice the shares issuable on a cash exercise.
• Gross proceeds expected at about USD 6 million; closing targeted for July 28, 2026.

Disclaimer: This news brief was created by Public Technologies (PUBT) using generative artificial intelligence. While PUBT strives to provide accurate and timely information, this AI-generated content is for informational purposes only and should not be interpreted as financial, investment, or legal advice. C3is Inc. published the original content used to generate this news brief via EDGAR, the Electronic Data Gathering, Analysis, and Retrieval system operated by the U.S. Securities and Exchange Commission (Ref. ID: 0001193125-26-317019), on July 27, 2026, and is solely responsible for the information contained therein.