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C3is Inc. (CISS) Form 424B3 — Aug 19, 2026

$CISSForm 424B3Filed Aug 19, 2026, 5:00 PM ET0001193125-26-357093Original filing

C3is Inc. effected a one-for-40 reverse stock split of its common stock effective 11:59 p.m. Eastern time on August 18, 2026, with split-adjusted trading beginning on the Nasdaq Capital Market under the symbol CISS on August 19, 2026. The split reduced shares outstanding from approximately 57.6 million to approximately 1.44 million.

Key figures

New Cusip
Y18284409
Vwap Reset Window
lowest daily VWAP during the five trading days before and the five trading days following the split effective time, if lower than then-current exercise price
Effective Date Time
11:59 p.m. ET on August 18, 2026
Reverse split ratio
1-for-40
Shares Outstanding After
approximately 1.44 million
Shares Outstanding Before
approximately 57.6 million
Split Adjusted Trading Start
August 19, 2026
Implied Share Count Reduction
approximately 97.5%

AI analysis

Red flags4 · Pro

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AI-generated analysis of a public disclosure. Not investment advice; verify against the original document.