C3is Inc. Buys Tanker for $16.88M

Ticker: CISS · Form: 6-K · Filed: Dec 19, 2025 · CIK: 1951067

Sentiment: neutral

Topics: acquisition, shipping, vessel

TL;DR

C3is Inc. is buying a tanker for $16.88M from a Vafias family affiliate.

AI Summary

C3is Inc. announced on December 19, 2025, that it has entered into a Vessel Acquisition Agreement to purchase a 2008-built product tanker with a 50,000 dwt capacity for $16.88 million. The seller is an entity affiliated with Brave Maritime Corp Inc., which is connected to the Vafias family. The transaction received approval from the Company's independent directors.

Why It Matters

This acquisition expands C3is Inc.'s fleet, potentially increasing its revenue-generating capacity in the maritime transportation sector.

Risk Assessment

Risk Level: medium — The acquisition involves a significant capital outlay and depends on the successful integration and operation of the new vessel.

Key Numbers

Key Players & Entities

FAQ

What type of vessel is C3is Inc. acquiring?

C3is Inc. is acquiring a product tanker.

What is the purchase price for the vessel?

The purchase price is $16.88 million.

Who is the seller affiliated with?

The seller is an entity affiliated with Brave Maritime Corp Inc., which is affiliated with members of the Vafias family.

When was the vessel built?

The vessel was built in 2008.

Did the company's independent directors approve the transaction?

Yes, the independent directors of C3is Inc. approved the transaction.

Filing Stats: 374 words · 1 min read · ~1 pages · Grade level 12.3 · Accepted 2025-12-19 16:05:29

Key Financial Figures

Filing Documents

SIGNATURES

SIGNATURES Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized. Date: December 19, 2025 C3IS INC. By: /s/ Nina Pyndiah Name: Nina Pyndiah Title: Chief Financial Officer

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