<SEC-DOCUMENT>0001959173-23-005678.txt : 20231221
<SEC-HEADER>0001959173-23-005678.hdr.sgml : 20231221
<ACCEPTANCE-DATETIME>20231221163827
ACCESSION NUMBER:		0001959173-23-005678
CONFORMED SUBMISSION TYPE:	144
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20231221
DATE AS OF CHANGE:		20231221

SUBJECT COMPANY:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			GLAUKOS Corp
		CENTRAL INDEX KEY:			0001192448
		STANDARD INDUSTRIAL CLASSIFICATION:	SURGICAL & MEDICAL INSTRUMENTS & APPARATUS [3841]
		ORGANIZATION NAME:           	08 Industrial Applications and Services
		IRS NUMBER:				000000000
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		144
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	001-37463
		FILM NUMBER:		231505832

	BUSINESS ADDRESS:	
		STREET 1:		229 AVENIDA FABRICANTE
		CITY:			SAN CLEMENTE
		STATE:			CA
		ZIP:			92672
		BUSINESS PHONE:		949-367-9600

	MAIL ADDRESS:	
		STREET 1:		229 AVENIDA FABRICANTE
		CITY:			SAN CLEMENTE
		STATE:			CA
		ZIP:			92672

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	GLAUKOS CORP
		DATE OF NAME CHANGE:	20020925

REPORTING-OWNER:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Gilliam Joseph E
		CENTRAL INDEX KEY:			0001705850
		ORGANIZATION NAME:           	

	FILING VALUES:
		FORM TYPE:		144

	MAIL ADDRESS:	
		STREET 1:		C/O GLAUKOS CORPORATION
		STREET 2:		229 AVENIDA FABRICANTE
		CITY:			SAN CLEMENTE
		STATE:			CA
		ZIP:			92677
</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>0001705850</cik>
          <ccc>XXXXXXXX</ccc>
        </filerCredentials>
      </filer>
      <liveTestFlag>LIVE</liveTestFlag>



    </filerInfo>
  </headerData>
  <formData>
    <issuerInfo>
      <issuerCik>0001192448</issuerCik>
      <issuerName>GLAUKOS Corp</issuerName>
      <secFileNumber>001-37463</secFileNumber>
      <issuerAddress>
        <com:street1>229 AVENIDA FABRICANTE</com:street1>
        <com:city>SAN CLEMENTE</com:city>
        <com:stateOrCountry>CA</com:stateOrCountry>
        <com:zipCode>92672</com:zipCode>
      </issuerAddress>
      <issuerContactPhone>949-367-9600</issuerContactPhone>
      <nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>Gilliam Joseph E</nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>
      <relationshipsToIssuer>
        <relationshipToIssuer>Officer</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>50000</noOfUnitsSold>
      <aggregateMarketValue>4239967.47</aggregateMarketValue>
      <noOfUnitsOutstanding>48799581</noOfUnitsOutstanding>
      <approxSaleDate>12/21/2023</approxSaleDate>
      <securitiesExchangeName>NYSE</securitiesExchangeName>
    </securitiesInformation>
    <securitiesToBeSold>
      <securitiesClassTitle>Common</securitiesClassTitle>
      <acquiredDate>12/21/2023</acquiredDate>
      <natureOfAcquisitionTransaction>Option Granted - 05/05/2017</natureOfAcquisitionTransaction>
      <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
      <isGiftTransaction>N</isGiftTransaction>
      <amountOfSecuritiesAcquired>50000</amountOfSecuritiesAcquired>
      <paymentDate>12/21/2023</paymentDate>
      <natureOfPayment>Cash</natureOfPayment>
    </securitiesToBeSold>
    <nothingToReportFlagOnSecuritiesSoldInPast3Months>Y</nothingToReportFlagOnSecuritiesSoldInPast3Months>
    <noticeSignature>
      <noticeDate>12/21/2023</noticeDate>
      <planAdoptionDates>
        <planAdoptionDate>03/07/2023</planAdoptionDate>
      </planAdoptionDates>
      <signature>/s/ Ryan Riviere, as a duly authorized representative of Fidelity Brokerage Services LLC, as attorney-in-fact for Joseph Gilliam</signature>
    </noticeSignature>
  </formData>
</edgarSubmission>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
