• C3is effected a 1-for-7 reverse stock split on April 26, 2026.
• Outstanding common shares fell to about 541,082 from about 3.8 million.
• No fractional shares were issued; cash was paid in lieu of fractional entitlements.
• Par value and other terms of the common shares were unchanged.

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: 0001193125-26-312537), on July 22, 2026, and is solely responsible for the information contained therein.