<SEC-DOCUMENT>0001959173-25-003482.txt : 20250523
<SEC-HEADER>0001959173-25-003482.hdr.sgml : 20250523
<ACCEPTANCE-DATETIME>20250523161926
ACCESSION NUMBER:		0001959173-25-003482
CONFORMED SUBMISSION TYPE:	144
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20250523
DATE AS OF CHANGE:		20250523

SUBJECT COMPANY:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			STANDARD BIOTOOLS INC.
		CENTRAL INDEX KEY:			0001162194
		STANDARD INDUSTRIAL CLASSIFICATION:	LABORATORY ANALYTICAL INSTRUMENTS [3826]
		ORGANIZATION NAME:           	08 Industrial Applications and Services
		EIN:				770513190
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		144
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	001-34180
		FILM NUMBER:		25982559

	BUSINESS ADDRESS:	
		STREET 1:		2 TOWER PLACE
		STREET 2:		SUITE 2000
		CITY:			SOUTH SAN FRANCISCO
		STATE:			CA
		ZIP:			94080
		BUSINESS PHONE:		6502666000

	MAIL ADDRESS:	
		STREET 1:		2 TOWER PLACE
		STREET 2:		SUITE 2000
		CITY:			SOUTH SAN FRANCISCO
		STATE:			CA
		ZIP:			94080

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	FLUIDIGM CORP
		DATE OF NAME CHANGE:	20011113

REPORTING-OWNER:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Mackay Sean
		CENTRAL INDEX KEY:			0001875501
		ORGANIZATION NAME:           	

	FILING VALUES:
		FORM TYPE:		144

	MAIL ADDRESS:	
		STREET 1:		35 NORTH EAST INDUSTRIAL ROAD
		CITY:			BRANFORD
		STATE:			CT
		ZIP:			06405
</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>0001875501</cik>
          <ccc>XXXXXXXX</ccc>
        </filerCredentials>
      </filer>
      <liveTestFlag>LIVE</liveTestFlag>



    </filerInfo>
  </headerData>
  <formData>
    <issuerInfo>
      <issuerCik>0001162194</issuerCik>
      <issuerName>STANDARD BIOTOOLS INC.</issuerName>
      <secFileNumber>001-34180</secFileNumber>
      <issuerAddress>
        <com:street1>2 TOWER PLACE</com:street1>
        <com:street2>SUITE 2000</com:street2>
        <com:city>SOUTH SAN FRANCISCO</com:city>
        <com:stateOrCountry>CA</com:stateOrCountry>
        <com:zipCode>94080</com:zipCode>
      </issuerAddress>
      <issuerContactPhone>6502666000</issuerContactPhone>
      <nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>Mackay Sean</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>13217</noOfUnitsSold>
      <aggregateMarketValue>12441.17</aggregateMarketValue>
      <noOfUnitsOutstanding>379822268</noOfUnitsOutstanding>
      <approxSaleDate>05/23/2025</approxSaleDate>
      <securitiesExchangeName>NASDAQ</securitiesExchangeName>
    </securitiesInformation>
    <securitiesToBeSold>
      <securitiesClassTitle>Common</securitiesClassTitle>
      <acquiredDate>05/22/2025</acquiredDate>
      <natureOfAcquisitionTransaction>Restricted Stock Vesting</natureOfAcquisitionTransaction>
      <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
      <isGiftTransaction>N</isGiftTransaction>
      <amountOfSecuritiesAcquired>13217</amountOfSecuritiesAcquired>
      <paymentDate>05/22/2025</paymentDate>
      <natureOfPayment>Compensation</natureOfPayment>
    </securitiesToBeSold>
    <nothingToReportFlagOnSecuritiesSoldInPast3Months>N</nothingToReportFlagOnSecuritiesSoldInPast3Months>
    <securitiesSoldInPast3Months>
      <sellerDetails>
        <name>Sean Mackay</name>
        <address>
          <com:street1>2 Tower Place</com:street1>
          <com:street2>Suite 2000</com:street2>
          <com:city>South San Francisco</com:city>
          <com:stateOrCountry>CA</com:stateOrCountry>
          <com:zipCode>94080</com:zipCode>
        </address>
      </sellerDetails>
      <securitiesClassTitle>Common</securitiesClassTitle>
      <saleDate>05/21/2025</saleDate>
      <amountOfSecuritiesSold>12838</amountOfSecuritiesSold>
      <grossProceeds>13239.84</grossProceeds>
    </securitiesSoldInPast3Months>
    <securitiesSoldInPast3Months>
      <sellerDetails>
        <name>Sean Mackay</name>
        <address>
          <com:street1>2 Tower Place</com:street1>
          <com:street2>Suite 2000</com:street2>
          <com:city>South San Francisco</com:city>
          <com:stateOrCountry>CA</com:stateOrCountry>
          <com:zipCode>94080</com:zipCode>
        </address>
      </sellerDetails>
      <securitiesClassTitle>Common</securitiesClassTitle>
      <saleDate>05/22/2025</saleDate>
      <amountOfSecuritiesSold>12536</amountOfSecuritiesSold>
      <grossProceeds>12559.81</grossProceeds>
    </securitiesSoldInPast3Months>
    <remarks>Sale includes an amount necessary to cover a tax obligation resulting from the settlement of a vested equity award distribution.</remarks>
    <noticeSignature>
      <noticeDate>05/23/2025</noticeDate>
      <signature>/s/ Bradley Camilo, as a duly authorized representative of Fidelity Brokerage Services LLC, as attorney-in-fact for Sean Mackay</signature>
    </noticeSignature>
  </formData>
</edgarSubmission>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
