<SEC-DOCUMENT>0001415889-24-020059.txt : 20240724
<SEC-HEADER>0001415889-24-020059.hdr.sgml : 20240724
<ACCEPTANCE-DATETIME>20240724202953
ACCESSION NUMBER:		0001415889-24-020059
CONFORMED SUBMISSION TYPE:	3
PUBLIC DOCUMENT COUNT:		2
CONFORMED PERIOD OF REPORT:	20240724
FILED AS OF DATE:		20240724
DATE AS OF CHANGE:		20240724

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Koefoed William A
		CENTRAL INDEX KEY:			0001642337
		ORGANIZATION NAME:           	

	FILING VALUES:
		FORM TYPE:		3
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-42187
		FILM NUMBER:		241139443

	MAIL ADDRESS:	
		STREET 1:		17901 CHENAL PARKWAY
		CITY:			LITTLE ROCK
		STATE:			AR
		ZIP:			72223

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			OneStream, Inc.
		CENTRAL INDEX KEY:			0001889956
		STANDARD INDUSTRIAL CLASSIFICATION:	SERVICES-PREPACKAGED SOFTWARE [7372]
		ORGANIZATION NAME:           	06 Technology
		IRS NUMBER:				000000000
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		362 SOUTH STREET
		CITY:			ROCHESTER
		STATE:			MI
		ZIP:			48307
		BUSINESS PHONE:		(415) 272-3117

	MAIL ADDRESS:	
		STREET 1:		362 SOUTH STREET
		CITY:			ROCHESTER
		STATE:			MI
		ZIP:			48307
</SEC-HEADER>
<DOCUMENT>
<TYPE>3
<SEQUENCE>1
<FILENAME>form3-07252024_120749.xml
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0206</schemaVersion>

    <documentType>3</documentType>

    <periodOfReport>2024-07-24</periodOfReport>

    <noSecuritiesOwned>0</noSecuritiesOwned>

    <issuer>
        <issuerCik>0001889956</issuerCik>
        <issuerName>OneStream, Inc.</issuerName>
        <issuerTradingSymbol>OS</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001642337</rptOwnerCik>
            <rptOwnerName>Koefoed William A</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O ONESTREAM, INC.</rptOwnerStreet1>
            <rptOwnerStreet2>191 N. CHESTER STREET</rptOwnerStreet2>
            <rptOwnerCity>BIRMINGHAM</rptOwnerCity>
            <rptOwnerState>MI</rptOwnerState>
            <rptOwnerZipCode>48009</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>false</isDirector>
            <isOfficer>true</isOfficer>
            <isTenPercentOwner>false</isTenPercentOwner>
            <isOther>false</isOther>
            <officerTitle>Chief Financial Officer</officerTitle>
            <otherText></otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Class A Common Stock</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>20000</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value></value>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
    </nonDerivativeTable>

    <derivativeTable>
        <derivativeHolding>
            <securityTitle>
                <value>Common Units</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>0</value>
            </conversionOrExercisePrice>
            <exerciseDate>
                <footnoteId id="F1"/>
            </exerciseDate>
            <expirationDate>
                <footnoteId id="F1"/>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Class A Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>1270924</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>See footnote</value>
                    <footnoteId id="F2"/>
                </natureOfOwnership>
            </ownershipNature>
        </derivativeHolding>
        <derivativeHolding>
            <securityTitle>
                <value>Common Units</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>0</value>
            </conversionOrExercisePrice>
            <exerciseDate>
                <footnoteId id="F1"/>
            </exerciseDate>
            <expirationDate>
                <footnoteId id="F1"/>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Class A Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>175125</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>See footnote</value>
                    <footnoteId id="F3"/>
                </natureOfOwnership>
            </ownershipNature>
        </derivativeHolding>
        <derivativeHolding>
            <securityTitle>
                <value>Stock Option (right to buy)</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>10.65</value>
            </conversionOrExercisePrice>
            <exerciseDate>
                <footnoteId id="F4"/>
            </exerciseDate>
            <expirationDate>
                <value>2031-12-04</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Class A Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>275481</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value></value>
                </natureOfOwnership>
            </ownershipNature>
        </derivativeHolding>
        <derivativeHolding>
            <securityTitle>
                <value>Stock Option (right to buy)</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>10.65</value>
            </conversionOrExercisePrice>
            <exerciseDate>
                <footnoteId id="F5"/>
            </exerciseDate>
            <expirationDate>
                <value>2033-03-05</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Class A Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>459450</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value></value>
                </natureOfOwnership>
            </ownershipNature>
        </derivativeHolding>
        <derivativeHolding>
            <securityTitle>
                <value>Stock Option (right to buy)</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>14.51</value>
            </conversionOrExercisePrice>
            <exerciseDate>
                <footnoteId id="F6"/>
            </exerciseDate>
            <expirationDate>
                <value>2034-03-10</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Class A Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>443604</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value></value>
                </natureOfOwnership>
            </ownershipNature>
        </derivativeHolding>
        <derivativeHolding>
            <securityTitle>
                <value>Stock Option (right to buy)</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>20</value>
            </conversionOrExercisePrice>
            <exerciseDate>
                <footnoteId id="F7"/>
            </exerciseDate>
            <expirationDate>
                <value>2034-07-22</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Class A Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>232396</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value></value>
                </natureOfOwnership>
            </ownershipNature>
        </derivativeHolding>
    </derivativeTable>

    <footnotes>
        <footnote id="F1">The Common Units may be redeemed by the Reporting Person at any time on or following the closing of the Issuer's initial public offering for shares of Class D Common Stock on a 1:1 basis, and a corresponding number of shares of Class C Common Stock will be forfeited in connection with the redemption. The Common Units have no expiration date. The Class D Common Stock is in turn convertible at any time, at the holder's election, into Class A Common Stock on a 1:1 basis. Each outstanding share of Class D Common Stock will automatically convert into one share of Class A Common Stock on the first trading day following the seventh anniversary of the Issuer's initial public offering.</footnote>
        <footnote id="F2">Shares held of record by the Blazing Elk Management I, Inc.  Blazing Elk Management I, Inc.is a subchapter S corporation controlled by the Reporting Person who has sole voting and dispositive power over the shares held by it.</footnote>
        <footnote id="F3">Shares held of record by the Blazing Elk Management II, Inc..  Blazing Elk Management II, Inc. is a subchapter S corporation controlled by the Reporting Person who has sole voting and dispositive power over the shares held by it.</footnote>
        <footnote id="F4">One-fourth of the shares subject to the option vested on February 15, 2023, and 1/48th of the shares subject to the option shall vest each month thereafter, subject to the Reporting Person continuing to be a service provider through the applicable vesting date.</footnote>
        <footnote id="F5">One-fourth of the shares subject to the option vested on February 15, 2024, and 1/48th of the shares subject to the option shall vest each month thereafter, subject to the Reporting Person continuing to be a service provider through the applicable vesting date.</footnote>
        <footnote id="F6">One-fourth of the shares subject to the option shall vest on February 15, 2025, and 1/48th of the shares subject to the option shall vest each month thereafter, subject to the Reporting Person continuing to be a service provider through the applicable vesting date.</footnote>
        <footnote id="F7">One-sixteenth of the shares subject to the option shall vest October 23, 2024, and one-sixteenth of the shares subject to the option shall vest every three months thereafter, subject to the Reporting Person continuing to be a service provider through the applicable vesting date.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>/s/ Holly Koczot, attorney-in-fact</signatureName>
        <signatureDate>2024-07-24</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>EX-24
<SEQUENCE>2
<FILENAME>ex24-07252024_120749.htm
<TEXT>
<!DOCTYPE html PUBLIC "-//IETF//DTD HTML//EN">
<html><head><title>ex24-07252024_120749.htm</title><meta name="date" content="07/02/2024"></head><body style="margin-top:0;font-family:Times New Roman; font-size:10pt; color:#000000">
<p style="margin:0px"><br></p>
<p style="margin-top:16px; margin-bottom:0px"><br></p>
<p style="margin:0px; font-size:11pt" align="center">POWER OF ATTORNEY</p>
<p style="margin:0px" align="justify"><br></p>
<p style="margin-top:14.667px; margin-bottom:0px; font-size:11pt" align="justify">The undersigned, as a Section 16 reporting person of OneStream, Inc. (the &#147;Company&#148;), hereby constitutes and appoints Barbara Mery and each of the responsible attorneys and paralegals of Wilson Sonsini Goodrich &amp; Rosati, Professional Corporation, and William Koefoed, Holly Koczot and Kelly Katchka of the Company, the undersigned&#146;s true and lawful attorney-in-fact to:</p>
<p style="margin-top:14.667px;margin-bottom:-1pt;font-size:1pt"></p><p style="margin-top:0px; margin-bottom:-2px; text-indent:48px; width:72px; font-size:11pt; float:left">1.</p>
<p style="margin:0px; padding-left:72px; text-indent:-2px; font-size:11pt" align="justify">complete and execute Forms ID, 3, 4 and 5 and other forms and all amendments thereto as such attorney-in-fact shall in his or her discretion determine to be required or advisable pursuant to Section 16 of the Securities Exchange Act of 1934, as amended (the &#147;Exchange Act&#148;), and the rules and regulations promulgated thereunder, or any successor laws and regulations, as a consequence of the undersigned&#146;s ownership, acquisition or disposition of securities of the Company; and</p>
<p style="margin-top:14.667px;margin-bottom:-1pt;font-size:1pt"></p><p style="margin-top:0px; margin-bottom:-2px; text-indent:48px; width:72px; font-size:11pt; clear:left; float:left">2.</p>
<p style="margin:0px; padding-left:72px; text-indent:-2px; font-size:11pt" align="justify">do all acts necessary in order to file such forms with the Securities and Exchange Commission, any securities exchange or national association, the Company and such other person or agency as the attorney-in-fact shall deem appropriate.</p>
<p style="margin-top:14.667px; margin-bottom:0px; text-indent:48px; font-size:11pt; clear:left" align="justify">The undersigned hereby ratifies and confirms all that said attorneys-in-fact and agents shall do or cause to be done by virtue hereof. The undersigned acknowledges that the foregoing attorneys-in-fact, in serving in such capacity at the request of the undersigned, are not assuming, nor is the Company assuming, any of the undersigned&#146;s responsibilities to comply with Section 16 of the Exchange Act.</p>
<p style="margin-top:14.667px; margin-bottom:0px; text-indent:48px; font-size:11pt" align="justify">This Power of Attorney shall remain in full force and effect until the undersigned is no longer required to file Forms ID, 3, 4 and 5 with respect to the undersigned&#146;s holdings of and transactions in securities issued by the Company, unless earlier revoked by the undersigned in a signed writing delivered to the Company and the foregoing attorneys-in-fact.</p>
<p style="margin-top:14.667px; margin-bottom:0px; text-indent:48px; font-size:11pt" align="justify">IN WITNESS WHEREOF, the undersigned has caused this Power of Attorney to be executed as of 6/4/24.</p>
<p style="margin-top:14.667px; margin-bottom:0px" align="justify"><br></p>
<p style="margin-top:0px; margin-bottom:-2px; text-indent:312px; width:396px; font-size:11pt; float:left">Signature:</p>
<p style="margin-top:0px; margin-bottom:-2px; width:36px; font-size:11pt; float:left">&nbsp;</p>
<p style="margin:0px; padding-left:312px; text-indent:-2px; font-size:11pt"><u>/s/ William Koefoed</u></p>
<p style="margin-top:0px; margin-bottom:-2px; text-indent:312px; width:396px; font-size:11pt; clear:left; float:left">Print Name:</p>
<p style="margin:0px; padding-left:312px; text-indent:-2px; font-size:11pt">William Koefoed</p>
<p style="margin:0px; clear:left"><br></p>
<p style="margin:0px"><br></p>
<p style="margin:0px"><br></p>
<p style="margin-top:16px; margin-bottom:0px"><br></p>
</body></html>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
