<SEC-DOCUMENT>0001972481-23-000147.txt : 20231201
<SEC-HEADER>0001972481-23-000147.hdr.sgml : 20231201
<ACCEPTANCE-DATETIME>20231201170138
ACCESSION NUMBER:		0001972481-23-000147
CONFORMED SUBMISSION TYPE:	144
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20231201
DATE AS OF CHANGE:		20231201

SUBJECT COMPANY:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			IPG PHOTONICS CORP
		CENTRAL INDEX KEY:			0001111928
		STANDARD INDUSTRIAL CLASSIFICATION:	SEMICONDUCTORS & RELATED DEVICES [3674]
		IRS NUMBER:				043444218
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		144
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	001-33155
		FILM NUMBER:		231460366

	BUSINESS ADDRESS:	
		STREET 1:		377 SIMARANO DRIVE
		CITY:			MARLBOROUGH
		STATE:			MA
		ZIP:			01752
		BUSINESS PHONE:		5083731100

	MAIL ADDRESS:	
		STREET 1:		377 SIMARANO DRIVE
		CITY:			MARLBOROUGH
		STATE:			MA
		ZIP:			01752

REPORTING-OWNER:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Valentin Gapontsev Trust III
		CENTRAL INDEX KEY:			0001973305
		IRS NUMBER:				886331716
		STATE OF INCORPORATION:			MA
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		144

	BUSINESS ADDRESS:	
		STREET 1:		C/O IPG PHOTONICS CORPORATION
		STREET 2:		377 SIMARANO DRIVE
		CITY:			MARLBOROUGH
		STATE:			MA
		ZIP:			01752
		BUSINESS PHONE:		508-373-1123

	MAIL ADDRESS:	
		STREET 1:		C/O IPG PHOTONICS CORPORATION
		STREET 2:		377 SIMARANO DRIVE
		CITY:			MARLBOROUGH
		STATE:			MA
		ZIP:			01752
</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>0001973305</cik>
          <ccc>XXXXXXXX</ccc>
        </filerCredentials>
      </filer>
      <liveTestFlag>LIVE</liveTestFlag>


    </filerInfo>
  </headerData>
  <formData>
    <issuerInfo>
      <issuerCik>0001111928</issuerCik>
      <issuerName>IPG PHOTONICS CORP</issuerName>
      <secFileNumber>001-33155</secFileNumber>
      <issuerAddress>
        <com:street1>377 SIMARANO DRIVE</com:street1>
        <com:city>MARLBOROUGH</com:city>
        <com:stateOrCountry>MA</com:stateOrCountry>
        <com:zipCode>01752</com:zipCode>
      </issuerAddress>
      <issuerContactPhone>5083731100</issuerContactPhone>
      <nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>Valentin Gapontsev Trust III</nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>
      <relationshipsToIssuer>
        <relationshipToIssuer>Affiliate</relationshipToIssuer>
      </relationshipsToIssuer>
    </issuerInfo>
    <securitiesInformation>
      <securitiesClassTitle>Common</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>2750</noOfUnitsSold>
      <aggregateMarketValue>263340.00</aggregateMarketValue>
      <noOfUnitsOutstanding>46922545</noOfUnitsOutstanding>
      <approxSaleDate>12/01/2023</approxSaleDate>
      <securitiesExchangeName>NASDAQ</securitiesExchangeName>
    </securitiesInformation>
    <securitiesToBeSold>
      <securitiesClassTitle>Common</securitiesClassTitle>
      <acquiredDate>12/13/2012</acquiredDate>
      <natureOfAcquisitionTransaction>Gifted Restricted Stock</natureOfAcquisitionTransaction>
      <nameOfPersonfromWhomAcquired>Dr. Valentin Gapontsev</nameOfPersonfromWhomAcquired>
      <isGiftTransaction>N</isGiftTransaction>
      <amountOfSecuritiesAcquired>2750</amountOfSecuritiesAcquired>
      <paymentDate>12/01/2023</paymentDate>
      <natureOfPayment>cash</natureOfPayment>
    </securitiesToBeSold>
    <nothingToReportFlagOnSecuritiesSoldInPast3Months>N</nothingToReportFlagOnSecuritiesSoldInPast3Months>
    <securitiesSoldInPast3Months>
      <sellerDetails>
        <name>Valentin Gapontsev Trust III</name>
        <address>
          <com:street1>377 SIMARANO DRIVE</com:street1>
          <com:city>MARLBOROUGH</com:city>
          <com:stateOrCountry>MA</com:stateOrCountry>
          <com:zipCode>01752</com:zipCode>
        </address>
      </sellerDetails>
      <securitiesClassTitle>Common</securitiesClassTitle>
      <saleDate>09/01/2023</saleDate>
      <amountOfSecuritiesSold>2750</amountOfSecuritiesSold>
      <grossProceeds>298003.00</grossProceeds>
    </securitiesSoldInPast3Months>
    <securitiesSoldInPast3Months>
      <sellerDetails>
        <name>Valentin Gapontsev Trust III</name>
        <address>
          <com:street1>377 SIMARANO DRIVE</com:street1>
          <com:city>MARLBOROUGH</com:city>
          <com:stateOrCountry>MA</com:stateOrCountry>
          <com:zipCode>01752</com:zipCode>
        </address>
      </sellerDetails>
      <securitiesClassTitle>Common</securitiesClassTitle>
      <saleDate>10/02/2023</saleDate>
      <amountOfSecuritiesSold>2750</amountOfSecuritiesSold>
      <grossProceeds>276753.00</grossProceeds>
    </securitiesSoldInPast3Months>
    <securitiesSoldInPast3Months>
      <sellerDetails>
        <name>Valentin Gapontsev Trust III</name>
        <address>
          <com:street1>377 SIMARANO DRIVE</com:street1>
          <com:city>MARLBOROUGH</com:city>
          <com:stateOrCountry>MA</com:stateOrCountry>
          <com:zipCode>01752</com:zipCode>
        </address>
      </sellerDetails>
      <securitiesClassTitle>Common</securitiesClassTitle>
      <saleDate>11/01/2023</saleDate>
      <amountOfSecuritiesSold>2750</amountOfSecuritiesSold>
      <grossProceeds>235338.00</grossProceeds>
    </securitiesSoldInPast3Months>
    <noticeSignature>
      <noticeDate>12/01/2023</noticeDate>
      <planAdoptionDates>
        <planAdoptionDate>12/15/2022</planAdoptionDate>
      </planAdoptionDates>
      <signature>/s/ Dominick Iadicicco, as a duly authorized representative of STIFEL, as attorney-in-fact for Valentin Gapontsev Trust III</signature>
    </noticeSignature>
  </formData>
</edgarSubmission>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
