STOCK TITAN

C3is Inc. (CISS) investors report 9.99% stake capped by warrant blocker

(Neutral)
(Neutral)
Form Type
SCHEDULE 13G

Rhea-AI Filing Summary

C3is Inc. received a large-holder report from a group of affiliated entities and individuals, including Ascent Partners Fund LLC, Dominion Capital entities, Eagle Claw Corp., Masada Group Holdings LLC, and three individuals. Together they report beneficial ownership of 1,610,566 shares of common stock, representing 9.99% of the class.

The stake reflects shares held directly by Ascent and shares issuable upon partial exercise of warrants, all subject to a 9.99% beneficial ownership “Blocker”. As of August 4, 2026, Ascent directly owns 502,813 shares, with up to 1,107,753 additional shares issuable under a warrant, constrained by the Blocker. The percentage calculation uses 13,082,612 shares outstanding as of the July 28, 2026 offering plus shares issued or issuable from warrant exercises. Voting and dispositive power over the 1,610,566 shares is reported on a shared basis among the reporting persons under a joint filing agreement.

Positive

  • None.

Negative

  • None.
Beneficial ownership shares 1,610,566 shares Shares of C3is Inc. common stock beneficially owned collectively by the reporting persons
Percent of class 9.99% Portion of C3is Inc. common stock class beneficially owned by the reporting group
Shares outstanding baseline 13,082,612 shares Common stock outstanding as of completion of the July 28, 2026 offering, excluding warrant shares
Direct holdings by Ascent 502,813 shares Shares of C3is Inc. common stock directly owned by Ascent as of August 4, 2026
Units acquired in offering 1,140,000 units Units of C3is Inc. acquired by Ascent on July 28, 2026, each with one share and one warrant
Shares issued from warrants 1,931,429 shares Shares issued or to be issued upon exercise of warrants since July 28, 2026
Shares issuable under warrant 1,107,753 shares Maximum additional shares issuable to Ascent under the warrant, subject to the 9.99% Blocker
Beneficial ownership regulatory
"each of the reporting persons are not deemed to be beneficial owners of the full amount"
Beneficial ownership means the person or entity that actually enjoys the benefits of owning shares or other assets — such as receiving dividends, voting rights, or price gains — even if the legal title is held in another name. For investors it matters because knowing who truly controls and profits from a company reveals who can influence decisions, exposes potential conflicts of interest or hidden concentration of power, and affects transparency and risk in the stock.
Blocker financial
"limiting beneficial ownership to an aggregate maximum of 9.99% (the "Blocker")"
Warrants financial
"partial exercise of warrants to purchase Common Stock (the "Warrants") held directly"
Warrants are special documents that give you the right to buy a company's stock at a set price before a certain date. They are often used as a way for companies to attract investors or raise money, and their value can increase if the company's stock price goes up.
Joint Filing Agreement regulatory
"have entered into a Joint Filing Agreement, a copy of which is filed as Exhibit 1"
Schedule 13G regulatory
"agreed to file this and all subsequent amendments to the jointly"
A Schedule 13G is a formal document that investors file with the government when they acquire a large ownership stake in a company, usually for investment purposes rather than control. It helps keep the public informed about who owns significant parts of a company's shares, which can influence how the company is managed and how investors make decisions. Filing this schedule is important for transparency and understanding the ownership landscape of publicly traded companies.

AI-generated analysis. How Rhea-AI works. Not financial advice.

See more from StockTitan in Google Search and AI answers. Adds StockTitan as a preferred source · opens Google
Add on Google
Learn about SEC filing dates

FAQ

What ownership stake in CISS does Ascent Partners and its affiliates report?

The reporting group discloses beneficial ownership of 1,610,566 shares of C3is Inc. common stock, equal to 9.99% of the outstanding class. This stake includes shares held directly and shares issuable from partially exercised warrants, limited by a 9.99% beneficial ownership Blocker.

How many C3is Inc. (CISS) shares does Ascent directly own as of August 4, 2026?

As of August 4, 2026, Ascent Partners Fund LLC directly owns 502,813 shares of C3is Inc. common stock. Additional shares are issuable to Ascent under a warrant, but issuance is capped by a 9.99% beneficial ownership Blocker provision.

What is the 9.99% Blocker mentioned in the CISS Schedule 13G filing?

The Blocker is a warrant provision limiting beneficial ownership to a maximum of 9.99% of C3is Inc. common stock. It prevents the reporting holders from exercising warrants to the extent such exercise would push their beneficial stake above this threshold.

How many CISS shares are issuable to Ascent under its warrant position?

As of August 4, 2026, up to 1,107,753 shares of C3is Inc. common stock are issuable to Ascent under its warrant. This amount reflects the maximum issuable while respecting the 9.99% beneficial ownership Blocker limitation applied to the warrant.

What share count does the CISS ownership percentage calculation rely on?

The 9.99% ownership figure is based on 13,082,612 shares of C3is Inc. common stock outstanding as of the completion of the July 28, 2026 offering, plus shares issued or to be issued upon warrant exercises, subject to the Blocker constraint.

How many units of C3is Inc. did Ascent acquire in the July 28, 2026 offering?

As part of the July 28, 2026 offering, Ascent Partners Fund LLC acquired 1,140,000 units of C3is Inc. Each unit consisted of one share of common stock and one warrant to purchase one additional share of common stock, forming the basis of its subsequent transactions.





Y18284300

(CUSIP Number)
07/28/2026

(Date of Event Which Requires Filing of this Statement)


Check the appropriate box to designate the rule pursuant to which this Schedule is filed:
Rule 13d-1(b)
Rule 13d-1(c)
Rule 13d-1(d)




schemaVersion:


SCHEDULE 13G




Comment for Type of Reporting Person: The percentage set forth on row (11) above and the number of shares of Common Stock set forth on rows (6), (8) and (9) above includes up to the Blocker (as defined in this footnote) amount, the partial exercise of warrants to purchase Common Stock (the "Warrants") held directly by the reporting person. The Warrants are subject to a provision contained therein limiting beneficial ownership to an aggregate maximum of 9.99% (the "Blocker"). In Row (11) the percentage is based on 13,082,612 shares of Common Stock outstanding (excluding shares of Common Stock issuable under the Warrants) as of the completion of the offering of Shares described in its Prospectus (Registration No. 333-297627), filed on July 28, 2026. (ii) 1,931,429 shares of Common Stock issued by the Issuer to the reporting person since July 28, 2026 upon exercise of the Warrants (or to be issued based on an exercise notice delivered on August 4, 2026) and (ii) 1,107,753 shares of Common Stock issuable by the issuer, up to the Blocker amount, upon partial exercise of the Warrant directly held by the reporting person.


SCHEDULE 13G




Comment for Type of Reporting Person: The percentage set forth on row (11) above and the number of shares of Common Stock set forth on rows (6), (8) and (9) above includes up to the Blocker (as defined in this footnote) amount, the partial exercise of the Warrants. The Warrants are subject to the Blocker. In Row (11) the percentage is based on 13,082,612 shares of Common Stock outstanding (excluding shares of Common Stock issuable under the Warrants) as of the completion of the offering of Shares described in its Prospectus (Registration No. 333-297627), filed on July 28, 2026. (ii) 1,931,429 shares of Common Stock issued by the Issuer to the reporting person since July 28, 2026 upon exercise of the Warrants (or to be issued based on an exercise notice delivered on August 4, 2026) and (ii) 1,107,753 shares of Common Stock issuable by the issuer, up to the Blocker amount, upon partial exercise of the Warrant directly held by the reporting person.


SCHEDULE 13G




Comment for Type of Reporting Person: The percentage set forth on row (11) above and the number of shares of Common Stock set forth on rows (6), (8) and (9) above includes up to the Blocker (as defined in this footnote) amount, the partial exercise of the Warrants. The Warrants are subject to the Blocker. In Row (11) the percentage is based on 13,082,612 shares of Common Stock outstanding (excluding shares of Common Stock issuable under the Warrants) as of the completion of the offering of Shares described in its Prospectus (Registration No. 333-297627), filed on July 28, 2026. (ii) 1,931,429 shares of Common Stock issued by the Issuer to the reporting person since July 28, 2026 upon exercise of the Warrants (or to be issued based on an exercise notice delivered on August 4, 2026) and (ii) 1,107,753 shares of Common Stock issuable by the issuer, up to the Blocker amount, upon partial exercise of the Warrant directly held by the reporting person.


SCHEDULE 13G




Comment for Type of Reporting Person: The percentage set forth on row (11) above and the number of shares of Common Stock set forth on rows (6), (8) and (9) above includes up to the Blocker (as defined in this footnote) amount, the partial exercise of the Warrants. The Warrants are subject to the Blocker. In Row (11) the percentage is based on 13,082,612 shares of Common Stock outstanding (excluding shares of Common Stock issuable under the Warrants) as of the completion of the offering of Shares described in its Prospectus (Registration No. 333-297627), filed on July 28, 2026. (ii) 1,931,429 shares of Common Stock issued by the Issuer to the reporting person since July 28, 2026 upon exercise of the Warrants (or to be issued based on an exercise notice delivered on August 4, 2026) and (ii) 1,107,753 shares of Common Stock issuable by the issuer, up to the Blocker amount, upon partial exercise of the Warrant directly held by the reporting person.


SCHEDULE 13G




Comment for Type of Reporting Person: The percentage set forth on row (11) above and the number of shares of Common Stock set forth on rows (6), (8) and (9) above includes up to the Blocker (as defined in this footnote) amount, the partial exercise of the Warrants. The Warrants are subject to the Blocker. In Row (11) the percentage is based on 13,082,612 shares of Common Stock outstanding (excluding shares of Common Stock issuable under the Warrants) as of the completion of the offering of Shares described in its Prospectus (Registration No. 333-297627), filed on July 28, 2026. (ii) 1,931,429 shares of Common Stock issued by the Issuer to the reporting person since July 28, 2026 upon exercise of the Warrants (or to be issued based on an exercise notice delivered on August 4, 2026) and (ii) 1,107,753 shares of Common Stock issuable by the issuer, up to the Blocker amount, upon partial exercise of the Warrant directly held by the reporting person.


SCHEDULE 13G




Comment for Type of Reporting Person: The percentage set forth on row (11) above and the number of shares of Common Stock set forth on rows (6), (8) and (9) above includes up to the Blocker (as defined in this footnote) amount, the partial exercise of the Warrants. The Warrants are subject to the Blocker. In Row (11) the percentage is based on 13,082,612 shares of Common Stock outstanding (excluding shares of Common Stock issuable under the Warrants) as of the completion of the offering of Shares described in its Prospectus (Registration No. 333-297627), filed on July 28, 2026. (ii) 1,931,429 shares of Common Stock issued by the Issuer to the reporting person since July 28, 2026 upon exercise of the Warrants (or to be issued based on an exercise notice delivered on August 4, 2026) and (ii) 1,107,753 shares of Common Stock issuable by the issuer, up to the Blocker amount, upon partial exercise of the Warrant directly held by the reporting person.


SCHEDULE 13G




Comment for Type of Reporting Person: The percentage set forth on row (11) above and the number of shares of Common Stock set forth on rows (6), (8) and (9) above includes up to the Blocker (as defined in this footnote) amount, the partial exercise of the Warrants. The Warrants are subject to the Blocker. In Row (11) the percentage is based on 13,082,612 shares of Common Stock outstanding (excluding shares of Common Stock issuable under the Warrants) as of the completion of the offering of Shares described in its Prospectus (Registration No. 333-297627), filed on July 28, 2026. (ii) 1,931,429 shares of Common Stock issued by the Issuer to the reporting person since July 28, 2026 upon exercise of the Warrants (or to be issued based on an exercise notice delivered on August 4, 2026) and (ii) 1,107,753 shares of Common Stock issuable by the issuer, up to the Blocker amount, upon partial exercise of the Warrant directly held by the reporting person.


SCHEDULE 13G




Comment for Type of Reporting Person: The percentage set forth on row (11) above and the number of shares of Common Stock set forth on rows (6), (8) and (9) above includes up to the Blocker (as defined in this footnote) amount, the partial exercise of the Warrants. The Warrants are subject to the Blocker. In Row (11) the percentage is based on 13,082,612 shares of Common Stock outstanding (excluding shares of Common Stock issuable under the Warrants) as of the completion of the offering of Shares described in its Prospectus (Registration No. 333-297627), filed on July 28, 2026. (ii) 1,931,429 shares of Common Stock issued by the Issuer to the reporting person since July 28, 2026 upon exercise of the Warrants (or to be issued based on an exercise notice delivered on August 4, 2026) and (ii) 1,107,753 shares of Common Stock issuable by the issuer, up to the Blocker amount, upon partial exercise of the Warrant directly held by the reporting person.


SCHEDULE 13G




Comment for Type of Reporting Person: The percentage set forth on row (11) above and the number of shares of Common Stock set forth on rows (6), (8) and (9) above includes up to the Blocker (as defined in this footnote) amount, the partial exercise of the Warrants. The Warrants are subject to the Blocker. In Row (11) the percentage is based on 13,082,612 shares of Common Stock outstanding (excluding shares of Common Stock issuable under the Warrants) as of the completion of the offering of Shares described in its Prospectus (Registration No. 333-297627), filed on July 28, 2026. (ii) 1,931,429 shares of Common Stock issued by the Issuer to the reporting person since July 28, 2026 upon exercise of the Warrants (or to be issued based on an exercise notice delivered on August 4, 2026) and (ii) 1,107,753 shares of Common Stock issuable by the issuer, up to the Blocker amount, upon partial exercise of the Warrant directly held by the reporting person.


SCHEDULE 13G



Ascent Partners Fund LLC
Signature:/s/ Ascent Partners Fund LLC
Name/Title:Mikhail Gurevich, signatory for Managing Member of Managing Member
Date:08/04/2026
Ascent Partners LLC
Signature:/s/ Ascent Partners LLC
Name/Title:Mikhail Gurevich, signatory for Managing Member
Date:08/04/2026
Dominion Capital LLC
Signature:/s/ Dominion Capital LLC
Name/Title:Mikhail Gurevich, Chief Investment Officer of Eagle Claw Corp., Manager of Dominion Capital GP LLC, Manager of Dominion Capital LLC
Date:08/04/2026
Dominion Capital GP LLC
Signature:/s/ Dominion Capital GP LLC
Name/Title:Mikhail Gurevich, Chief Investment Officer of Eagle Claw Corp., Manager of Dominion Capital GP LLC
Date:08/04/2026
Eagle Claw Corp.
Signature:/s/ Eagle Claw Corp.
Name/Title:Gennadiy Gurevich, President
Date:08/04/2026
Masada Group Holdings LLC
Signature:/s/ Masada Group Holdings LLC
Name/Title:Alon Brenner, Managing Member
Date:08/04/2026
Mikhail Gurevich
Signature:/s/ Mikhail Gurevich
Name/Title:Mikhail Gurevich
Date:08/04/2026
Gennadiy Gurevich
Signature:/s/ Gennadiy Gurevich
Name/Title:Gennadiy Gurevich
Date:08/04/2026
Alon Brenner
Signature:Alon Brenner
Name/Title:Alon Brenner
Date:08/04/2026

Comments accompanying signature: Exhibit 1 - Joint Filing Agreement