<SEC-DOCUMENT>0001950047-25-000127.txt : 20250106
<SEC-HEADER>0001950047-25-000127.hdr.sgml : 20250106
<ACCEPTANCE-DATETIME>20250106162242
ACCESSION NUMBER:		0001950047-25-000127
CONFORMED SUBMISSION TYPE:	144
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20250106
DATE AS OF CHANGE:		20250106

SUBJECT COMPANY:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Cullinan Therapeutics, Inc.
		CENTRAL INDEX KEY:			0001789972
		STANDARD INDUSTRIAL CLASSIFICATION:	BIOLOGICAL PRODUCTS (NO DIAGNOSTIC SUBSTANCES) [2836]
		ORGANIZATION NAME:           	03 Life Sciences
		IRS NUMBER:				813867811
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		144
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	001-39856
		FILM NUMBER:		25511460

	BUSINESS ADDRESS:	
		STREET 1:		ONE MAIN STREET
		STREET 2:		SUITE 1350
		CITY:			CAMBRIDGE
		STATE:			MA
		ZIP:			02142
		BUSINESS PHONE:		617-410-4650

	MAIL ADDRESS:	
		STREET 1:		ONE MAIN STREET
		STREET 2:		SUITE 1350
		CITY:			CAMBRIDGE
		STATE:			MA
		ZIP:			02142

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	Cullinan Oncology, Inc.
		DATE OF NAME CHANGE:	20210225

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	Cullinan Management, Inc.
		DATE OF NAME CHANGE:	20210107

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	Cullinan Oncology, LLC
		DATE OF NAME CHANGE:	20191001

REPORTING-OWNER:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Michaelson Jennifer
		CENTRAL INDEX KEY:			0001838061
		ORGANIZATION NAME:           	

	FILING VALUES:
		FORM TYPE:		144

	MAIL ADDRESS:	
		STREET 1:		C/O CULLINAN MANAGEMENT, INC.
		STREET 2:		ONE MAIN STREET SUITE 520
		CITY:			CAMBRIDGE
		STATE:			MA
		ZIP:			02142
</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>0001838061</cik>
                    <ccc>XXXXXXXX</ccc>
                </filerCredentials>
            </filer>
            <liveTestFlag>LIVE</liveTestFlag>



        </filerInfo>
    </headerData>
    <formData>
        <issuerInfo>
            <issuerCik>0001789972</issuerCik>
            <issuerName>CULLINAN THERAPEUTICS, INC.</issuerName>
            <secFileNumber>001-39856</secFileNumber>
            <issuerAddress>
                <ns2:street1>One Main Street, Suite 1350</ns2:street1>
                <ns2:city>Cambridge</ns2:city>
                <ns2:stateOrCountry>MA</ns2:stateOrCountry>
                <ns2:zipCode>02142</ns2:zipCode>
            </issuerAddress>
            <issuerContactPhone>6174104650</issuerContactPhone>
            <nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>JENNIFER MICHAELSON</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>8000</noOfUnitsSold>
            <aggregateMarketValue>101440.00</aggregateMarketValue>
            <noOfUnitsOutstanding>58227593</noOfUnitsOutstanding>
            <approxSaleDate>01/06/2025</approxSaleDate>
            <securitiesExchangeName>NASDAQ</securitiesExchangeName>
        </securitiesInformation>
        <securitiesToBeSold>
            <securitiesClassTitle>Common</securitiesClassTitle>
            <acquiredDate>12/16/2019</acquiredDate>
            <natureOfAcquisitionTransaction>Restricted Stock Units</natureOfAcquisitionTransaction>
            <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
            <isGiftTransaction>N</isGiftTransaction>
            <amountOfSecuritiesAcquired>4523</amountOfSecuritiesAcquired>
            <paymentDate>12/16/2019</paymentDate>
            <natureOfPayment>N/A</natureOfPayment>
        </securitiesToBeSold>
        <securitiesToBeSold>
            <securitiesClassTitle>Common</securitiesClassTitle>
            <acquiredDate>01/06/2025</acquiredDate>
            <natureOfAcquisitionTransaction>Exercise of Stock Options</natureOfAcquisitionTransaction>
            <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
            <isGiftTransaction>N</isGiftTransaction>
            <amountOfSecuritiesAcquired>3477</amountOfSecuritiesAcquired>
            <paymentDate>01/06/2025</paymentDate>
            <natureOfPayment>Cash</natureOfPayment>
        </securitiesToBeSold>
        <nothingToReportFlagOnSecuritiesSoldInPast3Months>N</nothingToReportFlagOnSecuritiesSoldInPast3Months>
        <securitiesSoldInPast3Months>
            <sellerDetails>
                <name>JENNIFER MICHAELSON </name>
                <address>
                    <ns2:street1>One Main Street, Suite 1350</ns2:street1>
                    <ns2:city>Cambridge</ns2:city>
                    <ns2:stateOrCountry>MA</ns2:stateOrCountry>
                    <ns2:zipCode>02142</ns2:zipCode>
                </address>
            </sellerDetails>
            <securitiesClassTitle>Common</securitiesClassTitle>
            <saleDate>12/18/2024</saleDate>
            <amountOfSecuritiesSold>4693</amountOfSecuritiesSold>
            <grossProceeds>53547.13</grossProceeds>
        </securitiesSoldInPast3Months>
        <securitiesSoldInPast3Months>
            <sellerDetails>
                <name>JENNIFER MICHAELSON </name>
                <address>
                    <ns2:street1>One Main Street, Suite 1350</ns2:street1>
                    <ns2:city>Cambridge</ns2:city>
                    <ns2:stateOrCountry>MA</ns2:stateOrCountry>
                    <ns2:zipCode>02142</ns2:zipCode>
                </address>
            </sellerDetails>
            <securitiesClassTitle>Common</securitiesClassTitle>
            <saleDate>12/12/2024</saleDate>
            <amountOfSecuritiesSold>3489</amountOfSecuritiesSold>
            <grossProceeds>43682.28</grossProceeds>
        </securitiesSoldInPast3Months>
        <securitiesSoldInPast3Months>
            <sellerDetails>
                <name>10b5-1 Sales for JENNIFER MICHAELSON </name>
                <address>
                    <ns2:street1>One Main Street, Suite 1350</ns2:street1>
                    <ns2:city>Cambridge</ns2:city>
                    <ns2:stateOrCountry>MA</ns2:stateOrCountry>
                    <ns2:zipCode>02142</ns2:zipCode>
                </address>
            </sellerDetails>
            <securitiesClassTitle>COMMON</securitiesClassTitle>
            <saleDate>11/05/2024</saleDate>
            <amountOfSecuritiesSold>8000</amountOfSecuritiesSold>
            <grossProceeds>125102.80</grossProceeds>
        </securitiesSoldInPast3Months>
        <remarks>The securities to be sold were acquired upon the vesting of restricted stock units during the period of 12/16/2023 through 12/17/2023
The securities to be sold will be received upon the exercise of stock options over the next three months. The dates of acquisition and payment will be the dates of exercise/sale.</remarks>
        <noticeSignature>
            <noticeDate>01/06/2025</noticeDate>
            <planAdoptionDates>
                <planAdoptionDate>01/05/2024</planAdoptionDate>
            </planAdoptionDates>
            <signature>/s/ Jennifer Michaelson</signature>
        </noticeSignature>
    </formData>
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</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
