<SEC-DOCUMENT>0001241181-25-000004.txt : 20251022
<SEC-HEADER>0001241181-25-000004.hdr.sgml : 20251022
<ACCEPTANCE-DATETIME>20251022182111
ACCESSION NUMBER:		0001241181-25-000004
CONFORMED SUBMISSION TYPE:	144
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20251022
DATE AS OF CHANGE:		20251022

SUBJECT COMPANY:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			BIOLIFE SOLUTIONS INC
		CENTRAL INDEX KEY:			0000834365
		STANDARD INDUSTRIAL CLASSIFICATION:	ELECTROMEDICAL & ELECTROTHERAPEUTIC APPARATUS [3845]
		ORGANIZATION NAME:           	08 Industrial Applications and Services
		EIN:				943076866
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		144
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	001-36362
		FILM NUMBER:		251411023

	BUSINESS ADDRESS:	
		STREET 1:		3303 MONTE VILLA PARKWAY
		STREET 2:		SUITE 310
		CITY:			BOTHELL
		STATE:			WA
		ZIP:			98021
		BUSINESS PHONE:		4254011400

	MAIL ADDRESS:	
		STREET 1:		3303 MONTE VILLA PARKWAY
		STREET 2:		SUITE 310
		CITY:			BOTHELL
		STATE:			WA
		ZIP:			98021

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	BIOLIFE SOLUTION INC
		DATE OF NAME CHANGE:	20030113

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	CRYOMEDICAL SCIENCES INC
		DATE OF NAME CHANGE:	19920703

REPORTING-OWNER:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			DE GREEF RODERICK
		CENTRAL INDEX KEY:			0001241181
		ORGANIZATION NAME:           	

	FILING VALUES:
		FORM TYPE:		144
</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">
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    <submissionType>144</submissionType>
    <filerInfo>
      <filer>
        <filerCredentials>
          <cik>0001241181</cik>
          <ccc>XXXXXXXX</ccc>
        </filerCredentials>
      </filer>
      <liveTestFlag>LIVE</liveTestFlag>



    </filerInfo>
  </headerData>
  <formData>
    <issuerInfo>
      <issuerCik>0000834365</issuerCik>
      <issuerName>BioLife Solutions, Inc.</issuerName>
      <secFileNumber>001-36362</secFileNumber>
      <issuerAddress>
        <com:street1>3303 Monte Villa Parkway</com:street1>
        <com:street2>Suite310</com:street2>
        <com:city>Bothell</com:city>
        <com:stateOrCountry>WA</com:stateOrCountry>
        <com:zipCode>98021</com:zipCode>
      </issuerAddress>
      <issuerContactPhone>4254021400</issuerContactPhone>
      <nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>DE GREEF RODERICK</nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>
      <relationshipsToIssuer>
        <relationshipToIssuer>Officer</relationshipToIssuer>
        <relationshipToIssuer>Director</relationshipToIssuer>
      </relationshipsToIssuer>
    </issuerInfo>
    <securitiesInformation>
      <securitiesClassTitle>Common</securitiesClassTitle>
      <brokerOrMarketmakerDetails>
        <name>Morgan Stanley Smith Barney LLC Executive Financial Services</name>
        <address>
          <com:street1>1 New York Plaza</com:street1>
          <com:street2>8th Floor</com:street2>
          <com:city>New York</com:city>
          <com:stateOrCountry>NY</com:stateOrCountry>
          <com:zipCode>10004</com:zipCode>
        </address>
      </brokerOrMarketmakerDetails>
      <noOfUnitsSold>37795</noOfUnitsSold>
      <aggregateMarketValue>1031807.28</aggregateMarketValue>
      <noOfUnitsOutstanding>47905265</noOfUnitsOutstanding>
      <approxSaleDate>10/22/2025</approxSaleDate>
      <securitiesExchangeName>NASDAQ</securitiesExchangeName>
    </securitiesInformation>
    <securitiesToBeSold>
      <securitiesClassTitle>Common</securitiesClassTitle>
      <acquiredDate>10/19/2023</acquiredDate>
      <natureOfAcquisitionTransaction>Restricted Stock Units</natureOfAcquisitionTransaction>
      <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
      <isGiftTransaction>N</isGiftTransaction>
      <amountOfSecuritiesAcquired>98714</amountOfSecuritiesAcquired>
      <paymentDate>10/22/2025</paymentDate>
      <natureOfPayment>N/A</natureOfPayment>
    </securitiesToBeSold>
    <nothingToReportFlagOnSecuritiesSoldInPast3Months>Y</nothingToReportFlagOnSecuritiesSoldInPast3Months>
    <remarks>Sale will be made pursuant to a Rule 10b5-1 (c) trading plan adopted by the reporting person effective as of 10-19-2023 to satisfy tax withholding obligations in connection with the vesting of shares of restricted stock.</remarks>
    <noticeSignature>
      <noticeDate>10/22/2025</noticeDate>
      <signature>/s/ Roderick de Greef</signature>
    </noticeSignature>
  </formData>
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