<SEC-DOCUMENT>0001972481-24-000292.txt : 20241118
<SEC-HEADER>0001972481-24-000292.hdr.sgml : 20241118
<ACCEPTANCE-DATETIME>20241118160542
ACCESSION NUMBER:		0001972481-24-000292
CONFORMED SUBMISSION TYPE:	144
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20241118
DATE AS OF CHANGE:		20241118

SUBJECT COMPANY:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Dyne Therapeutics, Inc.
		CENTRAL INDEX KEY:			0001818794
		STANDARD INDUSTRIAL CLASSIFICATION:	PHARMACEUTICAL PREPARATIONS [2834]
		ORGANIZATION NAME:           	03 Life Sciences
		IRS NUMBER:				364883909
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		144
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	001-39509
		FILM NUMBER:		241471488

	BUSINESS ADDRESS:	
		STREET 1:		1560 TRAPELO ROAD
		CITY:			WALTHAM
		STATE:			MA
		ZIP:			02451
		BUSINESS PHONE:		(781) 786-8230

	MAIL ADDRESS:	
		STREET 1:		1560 TRAPELO ROAD
		CITY:			WALTHAM
		STATE:			MA
		ZIP:			02451

REPORTING-OWNER:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			McNeill Jonathan
		CENTRAL INDEX KEY:			0001824673
		ORGANIZATION NAME:           	

	FILING VALUES:
		FORM TYPE:		144

	MAIL ADDRESS:	
		STREET 1:		C/O DYNE THERAPEUTICS, INC.
		STREET 2:		830 WINTER STREET
		CITY:			WALTHAM
		STATE:			MA
		ZIP:			02451
</SEC-HEADER>
<DOCUMENT>
<TYPE>144
<SEQUENCE>1
<FILENAME>primary_doc.xml
<TEXT>
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    <filerInfo>
      <filer>
        <filerCredentials>
          <cik>0001824673</cik>
          <ccc>XXXXXXXX</ccc>
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      <liveTestFlag>LIVE</liveTestFlag>


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    <issuerInfo>
      <issuerCik>0001818794</issuerCik>
      <issuerName>Dyne Therapeutics, Inc.</issuerName>
      <secFileNumber>001-39509</secFileNumber>
      <issuerAddress>
        <com:street1>1560 TRAPELO ROAD</com:street1>
        <com:city>WALTHAM</com:city>
        <com:stateOrCountry>MA</com:stateOrCountry>
        <com:zipCode>02451</com:zipCode>
      </issuerAddress>
      <issuerContactPhone>(781) 786-8230</issuerContactPhone>
      <nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>McNeill Jonathan</nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>
      <relationshipsToIssuer>
        <relationshipToIssuer>Officer</relationshipToIssuer>
      </relationshipsToIssuer>
    </issuerInfo>
    <securitiesInformation>
      <securitiesClassTitle>Common Stock</securitiesClassTitle>
      <brokerOrMarketmakerDetails>
        <name>Stifel Nicolaus &amp; Company Inc.</name>
        <address>
          <com:street1>501 N Broadway</com:street1>
          <com:city>St Louis</com:city>
          <com:stateOrCountry>MO</com:stateOrCountry>
          <com:zipCode>63102</com:zipCode>
        </address>
      </brokerOrMarketmakerDetails>
      <noOfUnitsSold>2658</noOfUnitsSold>
      <aggregateMarketValue>75460.00</aggregateMarketValue>
      <noOfUnitsOutstanding>101765958</noOfUnitsOutstanding>
      <approxSaleDate>11/18/2024</approxSaleDate>
      <securitiesExchangeName>NASDAQ</securitiesExchangeName>
    </securitiesInformation>
    <securitiesToBeSold>
      <securitiesClassTitle>Common Stock</securitiesClassTitle>
      <acquiredDate>09/11/2024</acquiredDate>
      <natureOfAcquisitionTransaction>Restricted Stock Units</natureOfAcquisitionTransaction>
      <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
      <isGiftTransaction>N</isGiftTransaction>
      <amountOfSecuritiesAcquired>6101</amountOfSecuritiesAcquired>
      <paymentDate>11/18/2024</paymentDate>
      <natureOfPayment>Compenstaion</natureOfPayment>
    </securitiesToBeSold>
    <nothingToReportFlagOnSecuritiesSoldInPast3Months>N</nothingToReportFlagOnSecuritiesSoldInPast3Months>
    <securitiesSoldInPast3Months>
      <sellerDetails>
        <name>Jonathan McNeill</name>
        <address>
          <com:street1>1560 TRAPELO ROAD</com:street1>
          <com:city>WALTHAM</com:city>
          <com:stateOrCountry>MA</com:stateOrCountry>
          <com:zipCode>02451</com:zipCode>
        </address>
      </sellerDetails>
      <securitiesClassTitle>Common Stock</securitiesClassTitle>
      <saleDate>09/18/2024</saleDate>
      <amountOfSecuritiesSold>1870</amountOfSecuritiesSold>
      <grossProceeds>64611.00</grossProceeds>
    </securitiesSoldInPast3Months>
    <securitiesSoldInPast3Months>
      <sellerDetails>
        <name>Jonathan McNeill</name>
        <address>
          <com:street1>1560 TRAPELO ROAD</com:street1>
          <com:city>WALTHAM</com:city>
          <com:stateOrCountry>ME</com:stateOrCountry>
          <com:zipCode>02451</com:zipCode>
        </address>
      </sellerDetails>
      <securitiesClassTitle>Common Stock</securitiesClassTitle>
      <saleDate>09/11/2024</saleDate>
      <amountOfSecuritiesSold>1823</amountOfSecuritiesSold>
      <grossProceeds>58117.00</grossProceeds>
    </securitiesSoldInPast3Months>
    <securitiesSoldInPast3Months>
      <sellerDetails>
        <name>Jonathan McNeill</name>
        <address>
          <com:street1>1560 TRAPELO ROAD</com:street1>
          <com:city>WALTHAM</com:city>
          <com:stateOrCountry>MA</com:stateOrCountry>
          <com:zipCode>02451</com:zipCode>
        </address>
      </sellerDetails>
      <securitiesClassTitle>Common Stock</securitiesClassTitle>
      <saleDate>09/05/2024</saleDate>
      <amountOfSecuritiesSold>166767</amountOfSecuritiesSold>
      <grossProceeds>5633389.00</grossProceeds>
    </securitiesSoldInPast3Months>
    <noticeSignature>
      <noticeDate>11/18/2024</noticeDate>
      <signature>/s/ Dominick Iadicicco, as a duly authorized representative of STIFEL, as attorney-in-fact for Jonathan McNeill</signature>
    </noticeSignature>
  </formData>
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</SEC-DOCUMENT>
