<SEC-DOCUMENT>0001968582-25-001282.txt : 20251223
<SEC-HEADER>0001968582-25-001282.hdr.sgml : 20251223
<ACCEPTANCE-DATETIME>20251223173107
ACCESSION NUMBER:		0001968582-25-001282
CONFORMED SUBMISSION TYPE:	144
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20251223
DATE AS OF CHANGE:		20251223

SUBJECT COMPANY:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			NewAmsterdam Pharma Co N.V.
		CENTRAL INDEX KEY:			0001936258
		STANDARD INDUSTRIAL CLASSIFICATION:	PHARMACEUTICAL PREPARATIONS [2834]
		ORGANIZATION NAME:           	03 Life Sciences
		EIN:				000000000
		STATE OF INCORPORATION:			P7
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		144
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	001-41562
		FILM NUMBER:		251601881

	BUSINESS ADDRESS:	
		STREET 1:		GOOIMEER 2-35
		CITY:			NARRDEN
		STATE:			P7
		ZIP:			1411 DC
		BUSINESS PHONE:		35 206 2971

	MAIL ADDRESS:	
		STREET 1:		GOOIMEER 2-35
		CITY:			NARRDEN
		STATE:			P7
		ZIP:			1411 DC

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	NewAmsterdam Pharma Co B.V.
		DATE OF NAME CHANGE:	20220701

REPORTING-OWNER:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Kooij Louise Frederika
		CENTRAL INDEX KEY:			0002004379
		ORGANIZATION NAME:           	

	FILING VALUES:
		FORM TYPE:		144

	MAIL ADDRESS:	
		STREET 1:		C/O NEWAMSTERDAM PHARMA COMPANY N.V.
		STREET 2:		GOOIMEER 2-35
		CITY:			NAARDEN
		STATE:			P7
		ZIP:			1411 DC
</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">
  <!-- Generated by Workiva -->
  <headerData>
    <submissionType>144</submissionType>
    <filerInfo>
      <filer>
        <filerCredentials>
          <cik>0002004379</cik>
          <ccc>XXXXXXXX</ccc>
        </filerCredentials>
      </filer>
      <liveTestFlag>LIVE</liveTestFlag>



    </filerInfo>
  </headerData>
  <formData>
    <issuerInfo>
      <issuerCik>0001936258</issuerCik>
      <issuerName>NewAmsterdam Pharma Company N.A.</issuerName>
      <secFileNumber>001-41562</secFileNumber>
      <issuerAddress>
        <com:street1>Gooimeer 2-35</com:street1>
        <com:city>Naarden</com:city>
        <com:stateOrCountry>P7</com:stateOrCountry>
        <com:zipCode>1411 DC</com:zipCode>
      </issuerAddress>
      <issuerContactPhone>31-0-35-206-2971</issuerContactPhone>
      <nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>Louise Kooij</nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>
      <relationshipsToIssuer>
        <relationshipToIssuer>Officer</relationshipToIssuer>
      </relationshipsToIssuer>
    </issuerInfo>
    <securitiesInformation>
      <securitiesClassTitle>Ordinary Shares</securitiesClassTitle>
      <brokerOrMarketmakerDetails>
        <name>J.P. Morgan Securities LLC</name>
        <address>
          <com:street1>270 Park Avenue, 10th Floor</com:street1>
          <com:city>New York</com:city>
          <com:stateOrCountry>NY</com:stateOrCountry>
          <com:zipCode>10017</com:zipCode>
        </address>
      </brokerOrMarketmakerDetails>
      <noOfUnitsSold>290000</noOfUnitsSold>
      <aggregateMarketValue>10582100</aggregateMarketValue>
      <noOfUnitsOutstanding>113390804</noOfUnitsOutstanding>
      <approxSaleDate>12/23/2025</approxSaleDate>
      <securitiesExchangeName>NASDAQ</securitiesExchangeName>
    </securitiesInformation>
    <securitiesToBeSold>
      <securitiesClassTitle>Ordinary Shares</securitiesClassTitle>
      <acquiredDate>12/23/2025</acquiredDate>
      <natureOfAcquisitionTransaction>Stock Option Exercise</natureOfAcquisitionTransaction>
      <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
      <isGiftTransaction>N</isGiftTransaction>
      <amountOfSecuritiesAcquired>290000</amountOfSecuritiesAcquired>
      <paymentDate>12/23/2025</paymentDate>
      <natureOfPayment>Cash</natureOfPayment>
    </securitiesToBeSold>
    <nothingToReportFlagOnSecuritiesSoldInPast3Months>Y</nothingToReportFlagOnSecuritiesSoldInPast3Months>
    <remarks>The shares covered by this filing are stock options that will be exercised today or with three months from the date of this filing.</remarks>
    <noticeSignature>
      <noticeDate>12/23/2025</noticeDate>
      <planAdoptionDates>
        <planAdoptionDate>09/23/2025</planAdoptionDate>
      </planAdoptionDates>
      <signature>/s/ J.P. Morgan Securities LLC as agent and attorney-in-fact for Louise Kooij</signature>
    </noticeSignature>
  </formData>
</edgarSubmission>
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</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
