<SEC-DOCUMENT>0001959173-25-000171.txt : 20250107
<SEC-HEADER>0001959173-25-000171.hdr.sgml : 20250107
<ACCEPTANCE-DATETIME>20250107162444
ACCESSION NUMBER:		0001959173-25-000171
CONFORMED SUBMISSION TYPE:	144
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20250107
DATE AS OF CHANGE:		20250107

SUBJECT COMPANY:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			PTC THERAPEUTICS, INC.
		CENTRAL INDEX KEY:			0001070081
		STANDARD INDUSTRIAL CLASSIFICATION:	PHARMACEUTICAL PREPARATIONS [2834]
		ORGANIZATION NAME:           	03 Life Sciences
		IRS NUMBER:				043416587
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		144
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	001-35969
		FILM NUMBER:		25515158

	BUSINESS ADDRESS:	
		STREET 1:		500 WARREN CORPORATE CENTER DRIVE
		CITY:			WARREN
		STATE:			NJ
		ZIP:			07059
		BUSINESS PHONE:		9082227000

	MAIL ADDRESS:	
		STREET 1:		500 WARREN CORPORATE CENTER DRIVE
		CITY:			WARREN
		STATE:			NJ
		ZIP:			07059

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	PTC THERAPEUTICS INC
		DATE OF NAME CHANGE:	19980909

REPORTING-OWNER:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Almstead Zheng Yang
		CENTRAL INDEX KEY:			0001970876
		ORGANIZATION NAME:           	

	FILING VALUES:
		FORM TYPE:		144

	MAIL ADDRESS:	
		STREET 1:		C/O PTC THERAPEUTICS, INC.
		STREET 2:		100 CORPORATE COURT
		CITY:			SOUTH PLAINFIELD
		STATE:			NJ
		ZIP:			07080
</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:com="http://www.sec.gov/edgar/common">
  <headerData>
    <submissionType>144</submissionType>
    <filerInfo>
      <filer>
        <filerCredentials>
          <cik>0001970876</cik>
          <ccc>XXXXXXXX</ccc>
        </filerCredentials>
      </filer>
      <liveTestFlag>LIVE</liveTestFlag>



    </filerInfo>
  </headerData>
  <formData>
    <issuerInfo>
      <issuerCik>0001070081</issuerCik>
      <issuerName>PTC THERAPEUTICS, INC.</issuerName>
      <secFileNumber>001-35969</secFileNumber>
      <issuerAddress>
        <com:street1>500 WARREN CORPORATE CENTER DRIVE</com:street1>
        <com:city>WARREN</com:city>
        <com:stateOrCountry>NJ</com:stateOrCountry>
        <com:zipCode>07059</com:zipCode>
      </issuerAddress>
      <issuerContactPhone>9082227000</issuerContactPhone>
      <nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>Almstead Zheng Yang</nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>
      <relationshipsToIssuer>
        <relationshipToIssuer>Member of immediate family of any of the foregoing</relationshipToIssuer>
      </relationshipsToIssuer>
    </issuerInfo>
    <securitiesInformation>
      <securitiesClassTitle>Common</securitiesClassTitle>
      <brokerOrMarketmakerDetails>
        <name>Fidelity Brokerage Services LLC</name>
        <address>
          <com:street1>900 Salem Street</com:street1>
          <com:city>Smithfield</com:city>
          <com:stateOrCountry>RI</com:stateOrCountry>
          <com:zipCode>02917</com:zipCode>
        </address>
      </brokerOrMarketmakerDetails>
      <noOfUnitsSold>55</noOfUnitsSold>
      <aggregateMarketValue>2493.56</aggregateMarketValue>
      <noOfUnitsOutstanding>77125143</noOfUnitsOutstanding>
      <approxSaleDate>01/07/2025</approxSaleDate>
      <securitiesExchangeName>NASDAQ</securitiesExchangeName>
    </securitiesInformation>
    <securitiesToBeSold>
      <securitiesClassTitle>Common</securitiesClassTitle>
      <acquiredDate>01/06/2025</acquiredDate>
      <natureOfAcquisitionTransaction>Restricted Stock Vesting</natureOfAcquisitionTransaction>
      <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
      <isGiftTransaction>N</isGiftTransaction>
      <amountOfSecuritiesAcquired>55</amountOfSecuritiesAcquired>
      <paymentDate>01/06/2025</paymentDate>
      <natureOfPayment>Compensation</natureOfPayment>
    </securitiesToBeSold>
    <nothingToReportFlagOnSecuritiesSoldInPast3Months>N</nothingToReportFlagOnSecuritiesSoldInPast3Months>
    <securitiesSoldInPast3Months>
      <sellerDetails>
        <name>Neil Almstead</name>
        <address>
          <com:street1>500 Warren Corporate Center Drive</com:street1>
          <com:city>Warren</com:city>
          <com:stateOrCountry>NJ</com:stateOrCountry>
          <com:zipCode>07059</com:zipCode>
        </address>
      </sellerDetails>
      <securitiesClassTitle>Common</securitiesClassTitle>
      <saleDate>12/02/2024</saleDate>
      <amountOfSecuritiesSold>69500</amountOfSecuritiesSold>
      <grossProceeds>3620607.20</grossProceeds>
    </securitiesSoldInPast3Months>
    <securitiesSoldInPast3Months>
      <sellerDetails>
        <name>Zheng Almstead</name>
        <address>
          <com:street1>500 Warren Corporate Center Drive</com:street1>
          <com:city>Warren</com:city>
          <com:stateOrCountry>NJ</com:stateOrCountry>
          <com:zipCode>07059</com:zipCode>
        </address>
      </sellerDetails>
      <securitiesClassTitle>Common</securitiesClassTitle>
      <saleDate>12/02/2024</saleDate>
      <amountOfSecuritiesSold>2060</amountOfSecuritiesSold>
      <grossProceeds>107069.94</grossProceeds>
    </securitiesSoldInPast3Months>
    <remarks>Zheng Almstead is the spouse of Neil Almstead who is an officer of the company. One sale in the past 90 days took place in Neil Almstead's account. Sale includes an amount necessary to cover a tax obligation resulting from the settlement of a vested equity award distribution.
</remarks>
    <noticeSignature>
      <noticeDate>01/07/2025</noticeDate>
      <signature>/s/ Margaret Campbell, as a duly authorized representative of Fidelity Brokerage Services LLC, as attorney-in-fact for Zheng Y. Almstead</signature>
    </noticeSignature>
  </formData>
</edgarSubmission>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
