<?xml version="1.0" encoding="UTF-8"?><edgarSubmission xmlns="http://www.sec.gov/edgar/ownership" xmlns:ns2="http://www.sec.gov/edgar/common">
    <headerData>
        <submissionType>144</submissionType>
        <filerInfo>
            <filer>
                <filerCredentials>
                    <cik>0001704713</cik>
                    <ccc>XXXXXXXX</ccc>
                </filerCredentials>
            </filer>
            <liveTestFlag>LIVE</liveTestFlag>



        </filerInfo>
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    <formData>
        <issuerInfo>
            <issuerCik>0001321732</issuerCik>
            <issuerName>PENUMBRA, INC.</issuerName>
            <secFileNumber>001-37557</secFileNumber>
            <issuerAddress>
                <ns2:street1>One Penumbra Place</ns2:street1>
                <ns2:city>Alameda</ns2:city>
                <ns2:stateOrCountry>CA</ns2:stateOrCountry>
                <ns2:zipCode>94502</ns2:zipCode>
            </issuerAddress>
            <issuerContactPhone>(510) 748-3200</issuerContactPhone>
            <nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>BRIDGET A O'ROURKE</nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>
            <relationshipsToIssuer>
                <relationshipToIssuer>Director</relationshipToIssuer>
            </relationshipsToIssuer>
        </issuerInfo>
        <securitiesInformation>
            <securitiesClassTitle>Common</securitiesClassTitle>
            <brokerOrMarketmakerDetails>
                <name>Morgan Stanley Smith Barney LLC Executive Financial Services</name>
                <address>
                    <ns2:street1>1 New York Plaza</ns2:street1>
                    <ns2:street2>38th Floor</ns2:street2>
                    <ns2:city>New York</ns2:city>
                    <ns2:stateOrCountry>NY</ns2:stateOrCountry>
                    <ns2:zipCode>10004</ns2:zipCode>
                </address>
            </brokerOrMarketmakerDetails>
            <noOfUnitsSold>150</noOfUnitsSold>
            <aggregateMarketValue>33961.50</aggregateMarketValue>
            <noOfUnitsOutstanding>38596366</noOfUnitsOutstanding>
            <approxSaleDate>11/30/2023</approxSaleDate>
            <securitiesExchangeName>NYSE</securitiesExchangeName>
        </securitiesInformation>
        <securitiesToBeSold>
            <securitiesClassTitle>COMMON</securitiesClassTitle>
            <acquiredDate>06/30/2023</acquiredDate>
            <natureOfAcquisitionTransaction>Restricted Stock</natureOfAcquisitionTransaction>
            <nameOfPersonfromWhomAcquired>ISSUER</nameOfPersonfromWhomAcquired>
            <isGiftTransaction>N</isGiftTransaction>
            <amountOfSecuritiesAcquired>80</amountOfSecuritiesAcquired>
            <paymentDate>06/30/2023</paymentDate>
            <natureOfPayment>Not Applicable</natureOfPayment>
        </securitiesToBeSold>
        <securitiesToBeSold>
            <securitiesClassTitle>COMMON</securitiesClassTitle>
            <acquiredDate>03/31/2023</acquiredDate>
            <natureOfAcquisitionTransaction>Restricted Stock</natureOfAcquisitionTransaction>
            <nameOfPersonfromWhomAcquired>ISSUER</nameOfPersonfromWhomAcquired>
            <isGiftTransaction>N</isGiftTransaction>
            <amountOfSecuritiesAcquired>70</amountOfSecuritiesAcquired>
            <paymentDate>03/31/2023</paymentDate>
            <natureOfPayment>Not Applicable</natureOfPayment>
        </securitiesToBeSold>
        <nothingToReportFlagOnSecuritiesSoldInPast3Months>N</nothingToReportFlagOnSecuritiesSoldInPast3Months>
        <securitiesSoldInPast3Months>
            <sellerDetails>
                <name>BRIDGET A O'ROURKE</name>
                <address>
                    <ns2:street1>One Penumbra Place</ns2:street1>
                    <ns2:city>Alameda</ns2:city>
                    <ns2:stateOrCountry>CA</ns2:stateOrCountry>
                    <ns2:zipCode>94502</ns2:zipCode>
                </address>
            </sellerDetails>
            <securitiesClassTitle>Common</securitiesClassTitle>
            <saleDate>09/01/2023</saleDate>
            <amountOfSecuritiesSold>100</amountOfSecuritiesSold>
            <grossProceeds>26662.00</grossProceeds>
        </securitiesSoldInPast3Months>
        <noticeSignature>
            <noticeDate>11/30/2023</noticeDate>
            <planAdoptionDates>
                <planAdoptionDate>05/22/2023</planAdoptionDate>
            </planAdoptionDates>
            <signature>/s/ Bridget Anne O'Rourke</signature>
        </noticeSignature>
    </formData>
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144
0001704713
XXXXXXXX
LIVE
0001321732
PENUMBRA, INC.
001-37557
One Penumbra Place
Alameda
CA
94502
(510) 748-3200
BRIDGET A O'ROURKE
Director
Common
Morgan Stanley Smith Barney LLC Executive Financial Services
1 New York Plaza
38th Floor
New York
NY
10004
150
33961.50
38596366
11/30/2023
NYSE
COMMON
06/30/2023
Restricted Stock
ISSUER
N
80
06/30/2023
Not Applicable
COMMON
03/31/2023
Restricted Stock
ISSUER
N
70
03/31/2023
Not Applicable
N
BRIDGET A O'ROURKE
One Penumbra Place
Alameda
CA
94502
Common
09/01/2023
100
26662.00
11/30/2023
05/22/2023
/s/ Bridget Anne O'Rourke