<SEC-DOCUMENT>0001048462-25-000027.txt : 20250929
<SEC-HEADER>0001048462-25-000027.hdr.sgml : 20250929
<ACCEPTANCE-DATETIME>20250929170240
ACCESSION NUMBER:		0001048462-25-000027
CONFORMED SUBMISSION TYPE:	SCHEDULE 13G/A
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20250929
DATE AS OF CHANGE:		20250929

SUBJECT COMPANY:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			C3is Inc.
		CENTRAL INDEX KEY:			0001951067
		STANDARD INDUSTRIAL CLASSIFICATION:	DEEP SEA FOREIGN TRANSPORTATION OF FREIGHT [4412]
		ORGANIZATION NAME:           	01 Energy & Transportation
		EIN:				000000000
		STATE OF INCORPORATION:			1T
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SCHEDULE 13G/A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	005-94125
		FILM NUMBER:		251357108

	BUSINESS ADDRESS:	
		STREET 1:		331 KIFISSIAS AVENUE
		STREET 2:		ERITHREA
		CITY:			ATHENS
		STATE:			J3
		ZIP:			14561
		BUSINESS PHONE:		011-30-210-625-0001

	MAIL ADDRESS:	
		STREET 1:		331 KIFISSIAS AVENUE
		STREET 2:		ERITHREA
		CITY:			ATHENS
		STATE:			J3
		ZIP:			14561

FILED BY:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			WEXFORD CAPITAL LP
		CENTRAL INDEX KEY:			0001048462
		ORGANIZATION NAME:           	
		EIN:				061442624
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SCHEDULE 13G/A

	BUSINESS ADDRESS:	
		STREET 1:		777 SOUTH FLAGLER DRIVE
		STREET 2:		SUITE 602 EAST
		CITY:			WEST PALM BEACH
		STATE:			FL
		ZIP:			33401-6122
		BUSINESS PHONE:		561-273-8600

	MAIL ADDRESS:	
		STREET 1:		777 SOUTH FLAGLER DRIVE
		STREET 2:		SUITE 602 EAST
		CITY:			WEST PALM BEACH
		STATE:			FL
		ZIP:			33401-6122

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	WEXFORD CAPITAL LLC
		DATE OF NAME CHANGE:	20000817

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	WEXFORD MANAGEMENT LLC
		DATE OF NAME CHANGE:	19971024
</SEC-HEADER>
<DOCUMENT>
<TYPE>SCHEDULE 13G/A
<SEQUENCE>1
<FILENAME>primary_doc.xml
<TEXT>
<XML>
<?xml version="1.0" encoding="UTF-8"?><edgarSubmission xmlns="http://www.sec.gov/edgar/schedule13g" xmlns:com="http://www.sec.gov/edgar/common">
<headerData>
<submissionType>SCHEDULE 13G/A</submissionType>
<filerInfo>
<filer>
<filerCredentials>
<cik>0001048462</cik>
<ccc>XXXXXXXX</ccc>
</filerCredentials>
</filer>
<liveTestFlag>LIVE</liveTestFlag>



</filerInfo>
</headerData>
<formData>
<coverPageHeader>
<amendmentNo>1</amendmentNo>
<securitiesClassTitle>Common Stock, par value $0.01 per share</securitiesClassTitle>
<eventDateRequiresFilingThisStatement>09/19/2025</eventDateRequiresFilingThisStatement>
<issuerInfo>
<issuerCik>0001951067</issuerCik>
<issuerName>C3is Inc.</issuerName>
<issuerCusip>BBG01GSFY8Z6</issuerCusip>
<issuerPrincipalExecutiveOfficeAddress>
<com:street1>331 Kifissias Avenue</com:street1>
<com:street2>Kifissia</com:street2>
<com:city>Athens</com:city>
<com:stateOrCountry>J3</com:stateOrCountry>
<com:zipCode>14561</com:zipCode>
</issuerPrincipalExecutiveOfficeAddress>
</issuerInfo>
<designateRulesPursuantThisScheduleFiled>
<designateRulePursuantThisScheduleFiled>Rule 13d-1(c)</designateRulePursuantThisScheduleFiled>
</designateRulesPursuantThisScheduleFiled>
</coverPageHeader>
<coverPageHeaderReportingPersonDetails>

<reportingPersonName>WEXFORD CAPITAL LP</reportingPersonName>
<citizenshipOrOrganization>DE</citizenshipOrOrganization>
<reportingPersonBeneficiallyOwnedNumberOfShares>
<soleVotingPower>0</soleVotingPower>
<sharedVotingPower>112014</sharedVotingPower>
<soleDispositivePower>0</soleDispositivePower>
<sharedDispositivePower>112014</sharedDispositivePower>
</reportingPersonBeneficiallyOwnedNumberOfShares>
<reportingPersonBeneficiallyOwnedAggregateNumberOfShares>112014</reportingPersonBeneficiallyOwnedAggregateNumberOfShares>
<aggregateAmountExcludesCertainSharesFlag>N</aggregateAmountExcludesCertainSharesFlag>
<classPercent>7.02</classPercent>
<typeOfReportingPerson>PN</typeOfReportingPerson>
<comments>Ownership as of September 26, 2025.  See Item 4(b) for additional details.</comments>
</coverPageHeaderReportingPersonDetails>
<coverPageHeaderReportingPersonDetails>

<reportingPersonName>Wexford GP LLC</reportingPersonName>
<citizenshipOrOrganization>DE</citizenshipOrOrganization>
<reportingPersonBeneficiallyOwnedNumberOfShares>
<soleVotingPower>0</soleVotingPower>
<sharedVotingPower>112014</sharedVotingPower>
<soleDispositivePower>0</soleDispositivePower>
<sharedDispositivePower>112014</sharedDispositivePower>
</reportingPersonBeneficiallyOwnedNumberOfShares>
<reportingPersonBeneficiallyOwnedAggregateNumberOfShares>112014</reportingPersonBeneficiallyOwnedAggregateNumberOfShares>
<aggregateAmountExcludesCertainSharesFlag>N</aggregateAmountExcludesCertainSharesFlag>
<classPercent>7.02</classPercent>
<typeOfReportingPerson>OO</typeOfReportingPerson>
<comments>Ownership as of September 26, 2025.  See Item 4(b) for additional details.</comments>
</coverPageHeaderReportingPersonDetails>
<coverPageHeaderReportingPersonDetails>

<reportingPersonName>Charles Davidson</reportingPersonName>
<citizenshipOrOrganization>X1</citizenshipOrOrganization>
<reportingPersonBeneficiallyOwnedNumberOfShares>
<soleVotingPower>0</soleVotingPower>
<sharedVotingPower>112014</sharedVotingPower>
<soleDispositivePower>0</soleDispositivePower>
<sharedDispositivePower>112014</sharedDispositivePower>
</reportingPersonBeneficiallyOwnedNumberOfShares>
<reportingPersonBeneficiallyOwnedAggregateNumberOfShares>112014</reportingPersonBeneficiallyOwnedAggregateNumberOfShares>
<aggregateAmountExcludesCertainSharesFlag>N</aggregateAmountExcludesCertainSharesFlag>
<classPercent>7.02</classPercent>
<typeOfReportingPerson>IN</typeOfReportingPerson>
<comments>Ownership as of September 26, 2025.  See Item 4(b) for additional details.</comments>
</coverPageHeaderReportingPersonDetails>
<coverPageHeaderReportingPersonDetails>

<reportingPersonName>Joseph Jacobs</reportingPersonName>
<citizenshipOrOrganization>X1</citizenshipOrOrganization>
<reportingPersonBeneficiallyOwnedNumberOfShares>
<soleVotingPower>0</soleVotingPower>
<sharedVotingPower>112014</sharedVotingPower>
<soleDispositivePower>0</soleDispositivePower>
<sharedDispositivePower>112014</sharedDispositivePower>
</reportingPersonBeneficiallyOwnedNumberOfShares>
<reportingPersonBeneficiallyOwnedAggregateNumberOfShares>112014</reportingPersonBeneficiallyOwnedAggregateNumberOfShares>
<aggregateAmountExcludesCertainSharesFlag>N</aggregateAmountExcludesCertainSharesFlag>
<classPercent>7.02</classPercent>
<typeOfReportingPerson>IN</typeOfReportingPerson>
<comments>Ownership as of September 26, 2025.  See Item 4(b) for additional details.</comments>
</coverPageHeaderReportingPersonDetails>
<items>
<item1>
<issuerName>C3is Inc.</issuerName>
<issuerPrincipalExecutiveOfficeAddress>331 Kifissias Avenue, Kifissia, Athens, Greece, 14561</issuerPrincipalExecutiveOfficeAddress>
</item1>
<item2>
<filingPersonName>Wexford Capital LP, Wexford GP LLC, Charles E. Davidson and Joseph M. Jacobs (collectively, the "Reporting Persons") are hereby jointly filing this Amendment No. 1 (the "Amendment") to the Schedule 13G filed on September 24, 2025 because such Reporting Persons may be deemed to beneficially own the securities named in Item 1 held by certain Wexford Funds (as defined below) due to certain affiliations among the Reporting Persons.  This Amendment reflects new information provided by the Issuer to Wexford Capital LP with respect to its outstanding shares of Common Stock.  See Item 4(b) for additional details.</filingPersonName>
<principalBusinessOfficeOrResidenceAddress>The address of the principal business office of the Reporting Persons is c/o Wexford Capital LP, 777 South Flagler Drive, Suite 602 East, West Palm Beach, FL 33401.</principalBusinessOfficeOrResidenceAddress>
<citizenship>Each of Wexford Capital LP and Wexford GP LLC are formed in Delaware.  Each of Charles E. Davidson and Joseph M. Jacobs are United States citizens.</citizenship>
</item2>
<item3>
<notApplicableFlag>Y</notApplicableFlag>
</item3>
<item4>
<amountBeneficiallyOwned>The information required by Item 4(a) is set forth in Row 9 of the cover page for each of the Reporting Persons and is incorporated herein by reference, and reflects the ownership of the Reporting Persons on September 26, 2025.  See Item 4(b) for additional details.    &#13;
&#13;
Wexford Capital LP ("Wexford Capital") may, by reason of its status as (i) sub-advisor of each of Wexford Spectrum Trading Limited ("WST") and Wexford Catalyst Trading Limited ("WCT") and (ii) investment manager of Wexford Focused Trading Limited ("WFT", and together with WST and WCT, the "Wexford Funds"), be deemed to own beneficially the securities held by the Wexford Funds.  Wexford GP LLC ("Wexford GP") may, as the General Partner of Wexford Capital, be deemed to own beneficially the securities held by the Wexford Funds. Each of Charles E. Davidson ("Davidson") and Joseph M. Jacobs ("Jacobs") may, by reason of his status as a controlling person of Wexford GP, be deemed to own beneficially the securities held by the Wexford Funds. Each of Wexford Capital, Wexford GP, Davidson and Jacobs share the power to vote and to dispose of the securities beneficially owned by the Wexford Funds.  Each of Wexford Capital, Wexford GP, Davidson and Jacobs disclaim beneficial ownership of the securities held by the Wexford Funds and this report shall not be deemed as an admission that they are the beneficial owners of such securities except, in the case of Davidson and Jacobs, to the extent of their respective pecuniary interests therein.</amountBeneficiallyOwned>
<classPercent>The information required by Item 4(b) is set forth in Row 11 of the cover page for each of the Reporting Persons and is incorporated herein by reference. &#13;
&#13;
The information in Row 11 is calculated on the basis of 1,596,407 shares of Common Stock issued and outstanding, as reported by the Issuer directly to Wexford Capital on September 26, 2025, and reflects the ownership of the Reporting Persons on such date.    &#13;
&#13;
As of the date of event that required the filing of this Schedule 13G, the Reporting Persons may have been deemed to beneficially own more than 5% of the outstanding shares of Common Stock.</classPercent>
<numberOfSharesPersonHas>
<solePowerOrDirectToVote>The information required by Item 4(c)(i) is set forth in Row 5 of the cover page for each of the Reporting Persons and is incorporated herein by reference.</solePowerOrDirectToVote>
<sharedPowerOrDirectToVote>The information required by Item 4(c)(ii) is set forth in Row 6 of the cover page for each of the Reporting Persons and is incorporated herein by reference.</sharedPowerOrDirectToVote>
<solePowerOrDirectToDispose>The information required by Item 4(c)(iii) is set forth in Row 7 of the cover page for each of the Reporting Persons and is incorporated herein by reference.</solePowerOrDirectToDispose>
<sharedPowerOrDirectToDispose>The information required by Item 4(c)(iv) is set forth in Row 8 of the cover page for each of the Reporting Persons and is incorporated herein by reference.</sharedPowerOrDirectToDispose>
</numberOfSharesPersonHas>
</item4>
<item5>
<notApplicableFlag>Y</notApplicableFlag>
</item5>
<item6>
<notApplicableFlag>N</notApplicableFlag>
<ownershipMoreThan5PercentOnBehalfOfAnotherPerson>The Wexford Funds have the right to receive or the power to direct the receipt of dividends from, or the proceeds from the sale of, the shares of Common Stock reported herein.</ownershipMoreThan5PercentOnBehalfOfAnotherPerson>
</item6>
<item7>
<notApplicableFlag>Y</notApplicableFlag>
</item7>
<item8>
<notApplicableFlag>Y</notApplicableFlag>
</item8>
<item9>
<notApplicableFlag>Y</notApplicableFlag>
</item9>
<item10>
<notApplicableFlag>N</notApplicableFlag>
<certifications>By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having that purpose or effect, other than activities solely in connection with a nomination under ?? 240.14a-11.</certifications>
</item10>
</items>
<signatureInformation>
<reportingPersonName>WEXFORD CAPITAL LP</reportingPersonName>
<signatureDetails>
<signature>/s/ Mark E. Ahern</signature>
<title>By: Wexford GP LLC, its General Partner, By: Mark E. Ahern, Vice President and Assistant Secretary</title>
<date>09/29/2025</date>
</signatureDetails>
</signatureInformation>
<signatureInformation>
<reportingPersonName>Wexford GP LLC</reportingPersonName>
<signatureDetails>
<signature>/s/ Mark E. Ahern</signature>
<title>Wexford GP LLC, By: Mark E. Ahern, Vice President and Assistant Secretary</title>
<date>09/29/2025</date>
</signatureDetails>
</signatureInformation>
<signatureInformation>
<reportingPersonName>Charles Davidson</reportingPersonName>
<signatureDetails>
<signature>/s/ Charles E. Davidson</signature>
<title>Charles E. Davidson</title>
<date>09/29/2025</date>
</signatureDetails>
</signatureInformation>
<signatureInformation>
<reportingPersonName>Joseph Jacobs</reportingPersonName>
<signatureDetails>
<signature>/s/ Joseph M. Jacobs</signature>
<title>Joseph M. Jacobs</title>
<date>09/29/2025</date>
</signatureDetails>
</signatureInformation>
</formData>
</edgarSubmission>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
