<SEC-DOCUMENT>0001950047-25-004831.txt : 20250703
<SEC-HEADER>0001950047-25-004831.hdr.sgml : 20250703
<ACCEPTANCE-DATETIME>20250703131102
ACCESSION NUMBER:		0001950047-25-004831
CONFORMED SUBMISSION TYPE:	144
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20250703
DATE AS OF CHANGE:		20250703

SUBJECT COMPANY:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			MAGNITE, INC.
		CENTRAL INDEX KEY:			0001595974
		STANDARD INDUSTRIAL CLASSIFICATION:	SERVICES-COMPUTER PROGRAMMING, DATA PROCESSING, ETC. [7370]
		ORGANIZATION NAME:           	06 Technology
		EIN:				208881738
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		144
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	001-36384
		FILM NUMBER:		251104707

	BUSINESS ADDRESS:	
		STREET 1:		1250 BROADWAY
		STREET 2:		15TH FLOOR
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10001
		BUSINESS PHONE:		212-243-2769

	MAIL ADDRESS:	
		STREET 1:		1250 BROADWAY
		STREET 2:		15TH FLOOR
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10001

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	RUBICON PROJECT, INC.
		DATE OF NAME CHANGE:	20140106

REPORTING-OWNER:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Soroca Adam Lee
		CENTRAL INDEX KEY:			0001725125
		ORGANIZATION NAME:           	

	FILING VALUES:
		FORM TYPE:		144

	MAIL ADDRESS:	
		STREET 1:		C/O THE RUBICON PROJECT, INC.
		STREET 2:		12181 BLUFF CREEK DR., 4TH FLOOR
		CITY:			PLAYA VISTA
		STATE:			MA
		ZIP:			90094
</SEC-HEADER>
<DOCUMENT>
<TYPE>144
<SEQUENCE>1
<FILENAME>primary_doc.xml
<TEXT>
<XML>
<?xml version="1.0" encoding="UTF-8"?><edgarSubmission xmlns="http://www.sec.gov/edgar/ownership" xmlns:ns2="http://www.sec.gov/edgar/common">
    <headerData>
        <submissionType>144</submissionType>
        <filerInfo>
            <filer>
                <filerCredentials>
                    <cik>0001725125</cik>
                    <ccc>XXXXXXXX</ccc>
                </filerCredentials>
            </filer>
            <liveTestFlag>LIVE</liveTestFlag>



        </filerInfo>
    </headerData>
    <formData>
        <issuerInfo>
            <issuerCik>0001595974</issuerCik>
            <issuerName>MAGNITE, INC.</issuerName>
            <secFileNumber>001-36384</secFileNumber>
            <issuerAddress>
                <ns2:street1>1250 Broadway, 15th Floor</ns2:street1>
                <ns2:city>New York</ns2:city>
                <ns2:stateOrCountry>NY</ns2:stateOrCountry>
                <ns2:zipCode>10001</ns2:zipCode>
            </issuerAddress>
            <issuerContactPhone>(212) 243-2769</issuerContactPhone>
            <nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>ADAM L SOROCA</nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>
            <relationshipsToIssuer>
                <relationshipToIssuer>Officer</relationshipToIssuer>
            </relationshipsToIssuer>
        </issuerInfo>
        <securitiesInformation>
            <securitiesClassTitle>Common</securitiesClassTitle>
            <brokerOrMarketmakerDetails>
                <name>Morgan Stanley Smith Barney LLC Executive Financial Services</name>
                <address>
                    <ns2:street1>1 New York Plaza</ns2:street1>
                    <ns2:street2>8th Floor</ns2:street2>
                    <ns2:city>New York</ns2:city>
                    <ns2:stateOrCountry>NY</ns2:stateOrCountry>
                    <ns2:zipCode>10004</ns2:zipCode>
                </address>
            </brokerOrMarketmakerDetails>
            <noOfUnitsSold>42584</noOfUnitsSold>
            <aggregateMarketValue>1064600.00</aggregateMarketValue>
            <noOfUnitsOutstanding>141110559</noOfUnitsOutstanding>
            <approxSaleDate>07/03/2025</approxSaleDate>
            <securitiesExchangeName>NASDAQ</securitiesExchangeName>
        </securitiesInformation>
        <securitiesToBeSold>
            <securitiesClassTitle>Common</securitiesClassTitle>
            <acquiredDate>07/03/2025</acquiredDate>
            <natureOfAcquisitionTransaction>Stock Option Exercise</natureOfAcquisitionTransaction>
            <nameOfPersonfromWhomAcquired>ISSUER</nameOfPersonfromWhomAcquired>
            <isGiftTransaction>N</isGiftTransaction>
            <amountOfSecuritiesAcquired>8329</amountOfSecuritiesAcquired>
            <paymentDate>07/03/2025</paymentDate>
            <natureOfPayment>Cash</natureOfPayment>
        </securitiesToBeSold>
        <securitiesToBeSold>
            <securitiesClassTitle>Common</securitiesClassTitle>
            <acquiredDate>11/15/2020</acquiredDate>
            <natureOfAcquisitionTransaction>Restricted Stock</natureOfAcquisitionTransaction>
            <nameOfPersonfromWhomAcquired>ISSUER</nameOfPersonfromWhomAcquired>
            <isGiftTransaction>N</isGiftTransaction>
            <amountOfSecuritiesAcquired>34255</amountOfSecuritiesAcquired>
            <paymentDate>11/15/2020</paymentDate>
            <natureOfPayment>Not Applicable</natureOfPayment>
        </securitiesToBeSold>
        <nothingToReportFlagOnSecuritiesSoldInPast3Months>N</nothingToReportFlagOnSecuritiesSoldInPast3Months>
        <securitiesSoldInPast3Months>
            <sellerDetails>
                <name>ADAM SOROCA</name>
                <address>
                    <ns2:street1>1250 Broadway, 15th Floor</ns2:street1>
                    <ns2:city>New York</ns2:city>
                    <ns2:stateOrCountry>NY</ns2:stateOrCountry>
                    <ns2:zipCode>10001</ns2:zipCode>
                </address>
            </sellerDetails>
            <securitiesClassTitle>Common</securitiesClassTitle>
            <saleDate>06/24/2025</saleDate>
            <amountOfSecuritiesSold>14261</amountOfSecuritiesSold>
            <grossProceeds>285220.00</grossProceeds>
        </securitiesSoldInPast3Months>
        <securitiesSoldInPast3Months>
            <sellerDetails>
                <name>ADAM SOROCA</name>
                <address>
                    <ns2:street1>1250 Broadway, 15th Floor</ns2:street1>
                    <ns2:city>New York</ns2:city>
                    <ns2:stateOrCountry>NY</ns2:stateOrCountry>
                    <ns2:zipCode>10001</ns2:zipCode>
                </address>
            </sellerDetails>
            <securitiesClassTitle>Common</securitiesClassTitle>
            <saleDate>06/24/2025</saleDate>
            <amountOfSecuritiesSold>3662</amountOfSecuritiesSold>
            <grossProceeds>73240.00</grossProceeds>
        </securitiesSoldInPast3Months>
        <securitiesSoldInPast3Months>
            <sellerDetails>
                <name>ADAM SOROCA</name>
                <address>
                    <ns2:street1>1250 Broadway, 15th Floor</ns2:street1>
                    <ns2:city>New York</ns2:city>
                    <ns2:stateOrCountry>NY</ns2:stateOrCountry>
                    <ns2:zipCode>10001</ns2:zipCode>
                </address>
            </sellerDetails>
            <securitiesClassTitle>Common</securitiesClassTitle>
            <saleDate>06/24/2025</saleDate>
            <amountOfSecuritiesSold>18267</amountOfSecuritiesSold>
            <grossProceeds>365340.00</grossProceeds>
        </securitiesSoldInPast3Months>
        <securitiesSoldInPast3Months>
            <sellerDetails>
                <name>ADAM SOROCA</name>
                <address>
                    <ns2:street1>1250 Broadway, 15th Floor</ns2:street1>
                    <ns2:city>New York</ns2:city>
                    <ns2:stateOrCountry>NY</ns2:stateOrCountry>
                    <ns2:zipCode>10001</ns2:zipCode>
                </address>
            </sellerDetails>
            <securitiesClassTitle>Common</securitiesClassTitle>
            <saleDate>06/24/2025</saleDate>
            <amountOfSecuritiesSold>8329</amountOfSecuritiesSold>
            <grossProceeds>166580.00</grossProceeds>
        </securitiesSoldInPast3Months>
        <securitiesSoldInPast3Months>
            <sellerDetails>
                <name>ADAM SOROCA</name>
                <address>
                    <ns2:street1>1250 Broadway, 15th Floor</ns2:street1>
                    <ns2:city>New York</ns2:city>
                    <ns2:stateOrCountry>NY</ns2:stateOrCountry>
                    <ns2:zipCode>10001</ns2:zipCode>
                </address>
            </sellerDetails>
            <securitiesClassTitle>Common</securitiesClassTitle>
            <saleDate>06/06/2025</saleDate>
            <amountOfSecuritiesSold>8328</amountOfSecuritiesSold>
            <grossProceeds>147405.60</grossProceeds>
        </securitiesSoldInPast3Months>
        <securitiesSoldInPast3Months>
            <sellerDetails>
                <name>ADAM SOROCA</name>
                <address>
                    <ns2:street1>1250 Broadway, 15th Floor</ns2:street1>
                    <ns2:city>New York</ns2:city>
                    <ns2:stateOrCountry>NY</ns2:stateOrCountry>
                    <ns2:zipCode>10001</ns2:zipCode>
                </address>
            </sellerDetails>
            <securitiesClassTitle>Common</securitiesClassTitle>
            <saleDate>05/20/2025</saleDate>
            <amountOfSecuritiesSold>8328</amountOfSecuritiesSold>
            <grossProceeds>141576.00</grossProceeds>
        </securitiesSoldInPast3Months>
        <securitiesSoldInPast3Months>
            <sellerDetails>
                <name>ADAM SOROCA</name>
                <address>
                    <ns2:street1>1250 Broadway, 15th Floor</ns2:street1>
                    <ns2:city>New York</ns2:city>
                    <ns2:stateOrCountry>NY</ns2:stateOrCountry>
                    <ns2:zipCode>10001</ns2:zipCode>
                </address>
            </sellerDetails>
            <securitiesClassTitle>Common</securitiesClassTitle>
            <saleDate>05/16/2025</saleDate>
            <amountOfSecuritiesSold>11366</amountOfSecuritiesSold>
            <grossProceeds>178823.55</grossProceeds>
        </securitiesSoldInPast3Months>
        <remarks>The securities to be sold were acquired upon the vesting of restricted stock during the period of 11/15/2020 through 11/15/2023.</remarks>
        <noticeSignature>
            <noticeDate>07/03/2025</noticeDate>
            <planAdoptionDates>
                <planAdoptionDate>03/07/2025</planAdoptionDate>
            </planAdoptionDates>
            <signature>/s/ Adam Lee Soroca</signature>
        </noticeSignature>
    </formData>
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</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
