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            <filer>
                <filerCredentials>
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                    <ccc>XXXXXXXX</ccc>
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            <liveTestFlag>LIVE</liveTestFlag>



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        <issuerInfo>
            <issuerCik>0001736297</issuerCik>
            <issuerName>ASTERA LABS, INC.</issuerName>
            <secFileNumber>001-41979</secFileNumber>
            <issuerAddress>
                <ns2:street1>2901 Tasman Drive</ns2:street1>
                <ns2:street2>Suite 205</ns2:street2>
                <ns2:city>Santa Clara</ns2:city>
                <ns2:stateOrCountry>CA</ns2:stateOrCountry>
                <ns2:zipCode>95054</ns2:zipCode>
            </issuerAddress>
            <issuerContactPhone>(408) 337-9056</issuerContactPhone>
            <nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>THE GLOBALSTAR 2025 CRUT</nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>
            <relationshipsToIssuer>
                <relationshipToIssuer>Officer</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>8th Floor</ns2:street2>
                    <ns2:city>New York</ns2:city>
                    <ns2:stateOrCountry>NY</ns2:stateOrCountry>
                    <ns2:zipCode>10004</ns2:zipCode>
                </address>
            </brokerOrMarketmakerDetails>
            <noOfUnitsSold>125800</noOfUnitsSold>
            <aggregateMarketValue>10382890.42</aggregateMarketValue>
            <noOfUnitsOutstanding>162153472</noOfUnitsOutstanding>
            <approxSaleDate>02/26/2025</approxSaleDate>
            <securitiesExchangeName>NASDAQ</securitiesExchangeName>
        </securitiesInformation>
        <securitiesToBeSold>
            <securitiesClassTitle>Common</securitiesClassTitle>
            <acquiredDate>02/26/2025</acquiredDate>
            <natureOfAcquisitionTransaction>Gift from Affiliate</natureOfAcquisitionTransaction>
            <nameOfPersonfromWhomAcquired>Michael Tate</nameOfPersonfromWhomAcquired>
            <isGiftTransaction>Y</isGiftTransaction>
            <donarAcquiredDate>03/21/2018</donarAcquiredDate>
            <amountOfSecuritiesAcquired>125800</amountOfSecuritiesAcquired>
            <paymentDate>03/21/2018</paymentDate>
            <natureOfPayment>NA</natureOfPayment>
        </securitiesToBeSold>
        <nothingToReportFlagOnSecuritiesSoldInPast3Months>N</nothingToReportFlagOnSecuritiesSoldInPast3Months>
        <securitiesSoldInPast3Months>
            <sellerDetails>
                <name>Tate 1997 Living Trust</name>
                <address>
                    <ns2:street1>2901 Tasman Drive</ns2:street1>
                    <ns2:street2>Suite 205</ns2:street2>
                    <ns2:city>Santa Clara</ns2:city>
                    <ns2:stateOrCountry>CA</ns2:stateOrCountry>
                    <ns2:zipCode>95054</ns2:zipCode>
                </address>
            </sellerDetails>
            <securitiesClassTitle>Common</securitiesClassTitle>
            <saleDate>12/04/2024</saleDate>
            <amountOfSecuritiesSold>16000</amountOfSecuritiesSold>
            <grossProceeds>1884933.58</grossProceeds>
        </securitiesSoldInPast3Months>
        <securitiesSoldInPast3Months>
            <sellerDetails>
                <name>Tate 1997 Living Trust</name>
                <address>
                    <ns2:street1>2901 Tasman Drive</ns2:street1>
                    <ns2:street2>Suite 205</ns2:street2>
                    <ns2:city>Santa Clara</ns2:city>
                    <ns2:stateOrCountry>CA</ns2:stateOrCountry>
                    <ns2:zipCode>95054</ns2:zipCode>
                </address>
            </sellerDetails>
            <securitiesClassTitle>Common</securitiesClassTitle>
            <saleDate>12/03/2024</saleDate>
            <amountOfSecuritiesSold>167000</amountOfSecuritiesSold>
            <grossProceeds>18924003.25</grossProceeds>
        </securitiesSoldInPast3Months>
        <securitiesSoldInPast3Months>
            <sellerDetails>
                <name>Tate 1997 Living Trust</name>
                <address>
                    <ns2:street1>2901 Tasman Drive</ns2:street1>
                    <ns2:street2>Suite 205</ns2:street2>
                    <ns2:city>Santa Clara</ns2:city>
                    <ns2:stateOrCountry>CA</ns2:stateOrCountry>
                    <ns2:zipCode>95054</ns2:zipCode>
                </address>
            </sellerDetails>
            <securitiesClassTitle>Common</securitiesClassTitle>
            <saleDate>12/02/2024</saleDate>
            <amountOfSecuritiesSold>167000</amountOfSecuritiesSold>
            <grossProceeds>17186185.07</grossProceeds>
        </securitiesSoldInPast3Months>
        <noticeSignature>
            <noticeDate>02/26/2025</noticeDate>
            <planAdoptionDates/>
            <signature>/s/ Michael Tate, Trustee</signature>
        </noticeSignature>
    </formData>
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144
0001399546
XXXXXXXX
LIVE
0001736297
ASTERA LABS, INC.
001-41979
2901 Tasman Drive
Suite 205
Santa Clara
CA
95054
(408) 337-9056
THE GLOBALSTAR 2025 CRUT
Officer
Common
Morgan Stanley Smith Barney LLC Executive Financial Services
1 New York Plaza
8th Floor
New York
NY
10004
125800
10382890.42
162153472
02/26/2025
NASDAQ
Common
02/26/2025
Gift from Affiliate
Michael Tate
Y
03/21/2018
125800
03/21/2018
NA
N
Tate 1997 Living Trust
2901 Tasman Drive
Suite 205
Santa Clara
CA
95054
Common
12/04/2024
16000
1884933.58
Tate 1997 Living Trust
2901 Tasman Drive
Suite 205
Santa Clara
CA
95054
Common
12/03/2024
167000
18924003.25
Tate 1997 Living Trust
2901 Tasman Drive
Suite 205
Santa Clara
CA
95054
Common
12/02/2024
167000
17186185.07
02/26/2025
/s/ Michael Tate, Trustee