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C3is Inc. (CISS) Form 424B3 — Jul 28, 2026

$CISSForm 424B3Filed Jul 28, 2026, 4:43 PM ET0001193125-26-321141Original filing

C3is Inc. completed a registered offering on July 28, 2026, issuing 11,535,000 units consisting of common shares and Class F warrants for gross proceeds of approximately $6.0 million. The offering comprised 10,435,000 common units and 1,100,000 pre-funded units, with underwriter Maxim Group LLC exercising its over-allotment option for an additional 908,765 Class F warrants. The Class F warrants included in the units contain aggressive reset mechanisms, with the exercise price dropping from $0.52 to $0.364 and $0.26 on the second and fifth trading days following the closing.

Key figures

Gross Proceeds
$6.0 million
Offering Price
$0.4888
Shares Offered
11,535,000
Common units
10435000
Pre funded units
1100000
Greenshoe warrants
908765
Reverse split ratio
1-for-7
Warrant reset price 1
$0.364
Warrant reset price 2
$0.26
Warrant exercise price initial
$0.52

AI analysis

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