<SEC-DOCUMENT>0001415889-25-015981.txt : 20250606
<SEC-HEADER>0001415889-25-015981.hdr.sgml : 20250606
<ACCEPTANCE-DATETIME>20250606161643
ACCESSION NUMBER:		0001415889-25-015981
CONFORMED SUBMISSION TYPE:	3
PUBLIC DOCUMENT COUNT:		2
CONFORMED PERIOD OF REPORT:	20250604
FILED AS OF DATE:		20250606
DATE AS OF CHANGE:		20250606

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Kauffman Michael
		CENTRAL INDEX KEY:			0001364719
		ORGANIZATION NAME:           	

	FILING VALUES:
		FORM TYPE:		3
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-36740
		FILM NUMBER:		251030887

	MAIL ADDRESS:	
		STREET 1:		C/O KARYOPHARM THERAPEUTICS INC.
		STREET 2:		85 WELLS AVENUE, SECOND FLOOR
		CITY:			NEWTON
		STATE:			MA
		ZIP:			02459

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			FIBROGEN INC
		CENTRAL INDEX KEY:			0000921299
		STANDARD INDUSTRIAL CLASSIFICATION:	PHARMACEUTICAL PREPARATIONS [2834]
		ORGANIZATION NAME:           	03 Life Sciences
		EIN:				000000000
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		350 BAY STREET
		STREET 2:		SUITE 100 #6009
		CITY:			SAN FRANCISCO
		STATE:			CA
		ZIP:			94133
		BUSINESS PHONE:		415-978-1200

	MAIL ADDRESS:	
		STREET 1:		350 BAY STREET
		STREET 2:		SUITE 100 #6009
		CITY:			SAN FRANCISCO
		STATE:			CA
		ZIP:			94133
</SEC-HEADER>
<DOCUMENT>
<TYPE>3
<SEQUENCE>1
<FILENAME>form3-06062025_080638.xml
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0206</schemaVersion>

    <documentType>3</documentType>

    <periodOfReport>2025-06-04</periodOfReport>

    <noSecuritiesOwned>1</noSecuritiesOwned>

    <issuer>
        <issuerCik>0000921299</issuerCik>
        <issuerName>FIBROGEN INC</issuerName>
        <issuerTradingSymbol>FGEN</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001364719</rptOwnerCik>
            <rptOwnerName>Kauffman Michael</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O FIBROGEN, INC.</rptOwnerStreet1>
            <rptOwnerStreet2>350 BAY STREET, SUITE 100, #6009</rptOwnerStreet2>
            <rptOwnerCity>SAN FRANCISCO</rptOwnerCity>
            <rptOwnerState>CA</rptOwnerState>
            <rptOwnerZipCode>94133</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>true</isDirector>
            <isOfficer>false</isOfficer>
            <isTenPercentOwner>false</isTenPercentOwner>
            <isOther>false</isOther>
            <officerTitle></officerTitle>
            <otherText></otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable></nonDerivativeTable>

    <derivativeTable></derivativeTable>

    <footnotes></footnotes>

    <ownerSignature>
        <signatureName>/s/ Michael Hom, Attorney-in-Fact</signatureName>
        <signatureDate>2025-06-06</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>EX-24
<SEQUENCE>2
<FILENAME>ex24-06062025_080639.htm
<TEXT>
<!DOCTYPE html PUBLIC "-//IETF//DTD HTML//EN">
<html><head><title>ex24-06062025_080639.htm</title></head><body style="margin-top:0;font-family:Times New Roman; font-size:10pt; color:#000000">
<p style="margin:0px" align="center">LIMITED POWER OF ATTORNEY FOR</p>
<p style="margin:0px" align="center">SECTION 16 REPORTING OBLIGATIONS</p>
<p style="margin:0px"><br></p>
<p style="margin:0px; padding-left:-48px" align="justify">Know all by these presents, that the undersigned hereby makes, constitutes and appoints the following persons from FibroGen, Inc., a Delaware corporation (the <font style="font-family:Arial Unicode MS,Times New Roman">&ldquo;</font>Company<font style="font-family:Arial Unicode MS,Times New Roman">&rdquo;</font>): John Alden, Michelle Simonetti, Michael Hom, and Victoria Noelle Sobrepena, and employees of Cooley LLP, the law firm retained by the Company, including Eric Steiner, Kim Merritt, and John McKenna, as the undersigned<font style="font-family:Arial Unicode MS,Times New Roman">&rsquo;</font>s true and lawful attorney-in-fact, with full power and authority as hereinafter described on behalf of and in the name, place and stead of the undersigned to:</p>
<p style="margin:0px"><br></p>
<p style="margin-top:0px; margin-bottom:-2px; width:48px; font-size:12pt; float:left">(1)</p>
<p style="margin:0px; text-indent:-2px">prepare, execute, acknowledge, deliver and file Forms 3, 4, and 5 (including any amendments thereto) with respect to the securities of the Company, with the SEC, any national securities exchanges and the Company, as considered necessary or advisable under Section 16(a) of the Securities Exchange Act of 1934, as amended (the <font style="font-family:Arial Unicode MS,Times New Roman">&ldquo;</font>Exchange Act<font style="font-family:Arial Unicode MS,Times New Roman">&rdquo;</font>)<b style="color:#1F497D;font-weight:normal;"> </b>and the rules and regulations promulgated thereunder, as amended from time to time;</p>
<p style="margin:0px; clear:left" align="justify"><br></p>
<p style="margin-top:0px; margin-bottom:-2px; width:48px; float:left">(2)</p>
<p style="margin:0px; text-indent:-2px" align="justify">seek or obtain, as the undersigned<font style="font-family:Arial Unicode MS,Times New Roman">&rsquo;</font>s representative and on the undersigned<font style="font-family:Arial Unicode MS,Times New Roman">&rsquo;</font>s behalf, information on transactions in the Company<font style="font-family:Arial Unicode MS,Times New Roman">&rsquo;</font>s securities from any third party, including brokers, employee benefit plan administrators and trustees, and the undersigned hereby authorizes any such person to release any such information to the undersigned and approves and ratifies any such release of information; and</p>
<p style="margin:0px; clear:left"><br></p>
<p style="margin-top:0px; margin-bottom:-2px; width:48px; float:left">(3)</p>
<p style="margin:0px; text-indent:-2px" align="justify">perform any and all other acts which in the discretion of such attorney-in-fact are necessary or desirable for and on behalf of the undersigned in connection with the foregoing.</p>
<p style="margin:0px; clear:left"><br></p>
<p style="margin:0px">The undersigned acknowledges that:</p>
<p style="margin:0px"><br></p>
<p style="margin-top:0px; margin-bottom:-2px; width:48px; float:left">(1)</p>
<p style="margin:0px; text-indent:-2px" align="justify">this Power of Attorney authorizes, but does not require, such attorney-in-fact to act in their discretion on information provided to such attorney-in-fact without independent verification of such information;</p>
<p style="margin:0px; clear:left"><br></p>
<p style="margin-top:0px; margin-bottom:-2px; width:48px; float:left">(2)</p>
<p style="margin:0px; text-indent:-2px" align="justify">any documents prepared and/or executed by such attorney-in-fact on behalf of the undersigned pursuant to this Power of Attorney will be in such form and will contain such information and disclosure as such attorney-in-fact, in his or her discretion, deems necessary or desirable;</p>
<p style="margin:0px; clear:left"><br></p>
<p style="margin-top:0px; margin-bottom:-2px; width:48px; float:left">(3)</p>
<p style="margin:0px; text-indent:-2px" align="justify">neither the Company nor such attorney-in-fact assumes (i) any liability for the undersigned<font style="font-family:Arial Unicode MS,Times New Roman">&rsquo;</font>s responsibility to comply with the requirement of the Exchange Act, (ii) any liability of the undersigned for any failure to comply with such requirements, or (iii) any obligation or liability of the undersigned for profit disgorgement under Section 16(b) of the Exchange Act; and</p>
<p style="margin:0px; clear:left"><br></p>
<p style="margin-top:0px; margin-bottom:-2px; width:48px; float:left">(4)</p>
<p style="margin:0px; text-indent:-2px" align="justify">this Power of Attorney does not relieve the undersigned from responsibility for compliance with the undersigned<font style="font-family:Arial Unicode MS,Times New Roman">&rsquo;</font>s obligations under the Exchange Act, including without limitation the reporting requirements under Section 16 of the Exchange Act.</p>
<p style="margin:0px; clear:left"><br></p>
<p style="margin:0px; padding-left:-48px" align="justify">The undersigned hereby gives and grants the foregoing attorney-in-fact full power and authority to do and perform all and every act and thing whatsoever requisite, necessary or appropriate to be done in and about the foregoing matters as fully to all intents and purposes as the undersigned might or could do if present, hereby ratifying all that such attorney-in-fact of, for and on behalf of the undersigned, shall lawfully do or cause to be done by virtue of this Limited Power of Attorney.</p>
<p style="margin:0px"><br></p>
<p style="margin:0px; padding-left:-48px" align="justify">This Power of Attorney shall remain in full force and effect until the earlier to occur of (i) revocation&nbsp; by the undersigned in a signed writing delivered to such attorney-in-fact, (ii) the undersigned is no longer required to file Forms 3, 4 and 5 with respect to the undersigned<font style="font-family:Arial Unicode MS,Times New Roman">&rsquo;</font>s holdings of and transactions in securities issued by the Company, or (iii) as to any attorney-in-fact individually, until such attorney-in-fact shall no longer be employed by the Company or Cooley LLP, as applicable. </p>
<p style="margin:0px" align="justify"><br></p>
<p style="margin:0px" align="justify">IN WITNESS WHEREOF, the undersigned has caused this Power of Attorney to be executed as of 5 June 2025.</p>
<p style="margin:0px; text-indent:336px">/s/ Michael Kauffman, M.D., Ph.D.</p>
<p style="margin:0px"><br><br></p>
<p style="margin:0px; font-size:12pt">0</p>
<p style="margin:0px"><br></p>
</body></html>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
