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            <filer>
                <filerCredentials>
                    <cik>0001341984</cik>
                    <ccc>XXXXXXXX</ccc>
                </filerCredentials>
            </filer>
            <liveTestFlag>LIVE</liveTestFlag>



        </filerInfo>
    </headerData>
    <formData>
        <issuerInfo>
            <issuerCik>0000917273</issuerCik>
            <issuerName>RAMBUS, INC.</issuerName>
            <secFileNumber>000-22339</secFileNumber>
            <issuerAddress>
                <ns2:street1>4453 NORTH FIRST STREET, SUITE 100</ns2:street1>
                <ns2:city>San Jose</ns2:city>
                <ns2:stateOrCountry>CA</ns2:stateOrCountry>
                <ns2:zipCode>95134</ns2:zipCode>
            </issuerAddress>
            <issuerContactPhone>(408) 462-8000</issuerContactPhone>
            <nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>LUC SERAPHIN</nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>
            <relationshipsToIssuer>
                <relationshipToIssuer>Officer</relationshipToIssuer>
                <relationshipToIssuer>Director</relationshipToIssuer>
            </relationshipsToIssuer>
        </issuerInfo>
        <securitiesInformation>
            <securitiesClassTitle>Common</securitiesClassTitle>
            <brokerOrMarketmakerDetails>
                <name>Morgan Stanley Smith Barney LLC</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>12500</noOfUnitsSold>
            <aggregateMarketValue>617667.50</aggregateMarketValue>
            <noOfUnitsOutstanding>107851163</noOfUnitsOutstanding>
            <approxSaleDate>04/24/2023</approxSaleDate>
            <securitiesExchangeName>NASD</securitiesExchangeName>
        </securitiesInformation>
        <securitiesToBeSold>
            <securitiesClassTitle>Common</securitiesClassTitle>
            <acquiredDate>02/01/2023</acquiredDate>
            <natureOfAcquisitionTransaction>Restricted Stock</natureOfAcquisitionTransaction>
            <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
            <isGiftTransaction>N</isGiftTransaction>
            <amountOfSecuritiesAcquired>4438</amountOfSecuritiesAcquired>
            <paymentDate>02/01/2023</paymentDate>
            <natureOfPayment>None</natureOfPayment>
        </securitiesToBeSold>
        <securitiesToBeSold>
            <securitiesClassTitle>Common</securitiesClassTitle>
            <acquiredDate>02/03/2023</acquiredDate>
            <natureOfAcquisitionTransaction>Performance Shares</natureOfAcquisitionTransaction>
            <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
            <isGiftTransaction>N</isGiftTransaction>
            <amountOfSecuritiesAcquired>8062</amountOfSecuritiesAcquired>
            <paymentDate>02/03/2023</paymentDate>
            <natureOfPayment>None</natureOfPayment>
        </securitiesToBeSold>
        <nothingToReportFlagOnSecuritiesSoldInPast3Months>N</nothingToReportFlagOnSecuritiesSoldInPast3Months>
        <securitiesSoldInPast3Months>
            <sellerDetails>
                <name>LUC SERAPHIN</name>
                <address>
                    <ns2:street1>4453 NORTH FIRST STREET, SUITE 100</ns2:street1>
                    <ns2:city>San Jose</ns2:city>
                    <ns2:stateOrCountry>CA</ns2:stateOrCountry>
                    <ns2:zipCode>95134</ns2:zipCode>
                </address>
            </sellerDetails>
            <securitiesClassTitle>Common</securitiesClassTitle>
            <saleDate>04/17/2023</saleDate>
            <amountOfSecuritiesSold>12500</amountOfSecuritiesSold>
            <grossProceeds>619713.75</grossProceeds>
        </securitiesSoldInPast3Months>
        <securitiesSoldInPast3Months>
            <sellerDetails>
                <name>LUC SERAPHIN</name>
                <address>
                    <ns2:street1>4453 NORTH FIRST STREET, SUITE 100</ns2:street1>
                    <ns2:city>San Jose</ns2:city>
                    <ns2:stateOrCountry>CA</ns2:stateOrCountry>
                    <ns2:zipCode>95134</ns2:zipCode>
                </address>
            </sellerDetails>
            <securitiesClassTitle>COMMON</securitiesClassTitle>
            <saleDate>04/10/2023</saleDate>
            <amountOfSecuritiesSold>12500</amountOfSecuritiesSold>
            <grossProceeds>608556.00</grossProceeds>
        </securitiesSoldInPast3Months>
        <securitiesSoldInPast3Months>
            <sellerDetails>
                <name>LUC SERAPHIN</name>
                <address>
                    <ns2:street1>4453 NORTH FIRST STREET, SUITE 100</ns2:street1>
                    <ns2:city>San Jose</ns2:city>
                    <ns2:stateOrCountry>CA</ns2:stateOrCountry>
                    <ns2:zipCode>95134</ns2:zipCode>
                </address>
            </sellerDetails>
            <securitiesClassTitle>COMMON</securitiesClassTitle>
            <saleDate>04/03/2023</saleDate>
            <amountOfSecuritiesSold>12500</amountOfSecuritiesSold>
            <grossProceeds>641036.00</grossProceeds>
        </securitiesSoldInPast3Months>
        <securitiesSoldInPast3Months>
            <sellerDetails>
                <name>LUC SERAPHIN</name>
                <address>
                    <ns2:street1>4453 NORTH FIRST STREET, SUITE 100</ns2:street1>
                    <ns2:city>San Jose</ns2:city>
                    <ns2:stateOrCountry>CA</ns2:stateOrCountry>
                    <ns2:zipCode>95134</ns2:zipCode>
                </address>
            </sellerDetails>
            <securitiesClassTitle>COMMON</securitiesClassTitle>
            <saleDate>03/27/2023</saleDate>
            <amountOfSecuritiesSold>12500</amountOfSecuritiesSold>
            <grossProceeds>562321.00</grossProceeds>
        </securitiesSoldInPast3Months>
        <securitiesSoldInPast3Months>
            <sellerDetails>
                <name>LUC SERAPHIN</name>
                <address>
                    <ns2:street1>4453 NORTH FIRST STREET, SUITE 100</ns2:street1>
                    <ns2:city>San Jose</ns2:city>
                    <ns2:stateOrCountry>CA</ns2:stateOrCountry>
                    <ns2:zipCode>95134</ns2:zipCode>
                </address>
            </sellerDetails>
            <securitiesClassTitle>COMMON</securitiesClassTitle>
            <saleDate>03/20/2023</saleDate>
            <amountOfSecuritiesSold>12500</amountOfSecuritiesSold>
            <grossProceeds>552471.00</grossProceeds>
        </securitiesSoldInPast3Months>
        <securitiesSoldInPast3Months>
            <sellerDetails>
                <name>LUC SERAPHIN</name>
                <address>
                    <ns2:street1>4453 NORTH FIRST STREET, SUITE 100</ns2:street1>
                    <ns2:city>San Jose</ns2:city>
                    <ns2:stateOrCountry>CA</ns2:stateOrCountry>
                    <ns2:zipCode>95134</ns2:zipCode>
                </address>
            </sellerDetails>
            <securitiesClassTitle>COMMON</securitiesClassTitle>
            <saleDate>03/13/2023</saleDate>
            <amountOfSecuritiesSold>12500</amountOfSecuritiesSold>
            <grossProceeds>513253.00</grossProceeds>
        </securitiesSoldInPast3Months>
        <securitiesSoldInPast3Months>
            <sellerDetails>
                <name>LUC SERAPHIN</name>
                <address>
                    <ns2:street1>4453 NORTH FIRST STREET, SUITE 100</ns2:street1>
                    <ns2:city>San Jose</ns2:city>
                    <ns2:stateOrCountry>CA</ns2:stateOrCountry>
                    <ns2:zipCode>95134</ns2:zipCode>
                </address>
            </sellerDetails>
            <securitiesClassTitle>COMMON</securitiesClassTitle>
            <saleDate>03/06/2023</saleDate>
            <amountOfSecuritiesSold>12500</amountOfSecuritiesSold>
            <grossProceeds>560314.00</grossProceeds>
        </securitiesSoldInPast3Months>
        <noticeSignature>
            <noticeDate>04/24/2023</noticeDate>
            <planAdoptionDates>
                <planAdoptionDate>12/13/2022</planAdoptionDate>
            </planAdoptionDates>
            <signature>/s/ Luc Seraphin</signature>
        </noticeSignature>
    </formData>
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144
0001341984
XXXXXXXX
LIVE
0000917273
RAMBUS, INC.
000-22339
4453 NORTH FIRST STREET, SUITE 100
San Jose
CA
95134
(408) 462-8000
LUC SERAPHIN
Officer
Director
Common
Morgan Stanley Smith Barney LLC
1 New York Plaza
38th Floor
New York
NY
10004
12500
617667.50
107851163
04/24/2023
NASD
Common
02/01/2023
Restricted Stock
Issuer
N
4438
02/01/2023
None
Common
02/03/2023
Performance Shares
Issuer
N
8062
02/03/2023
None
N
LUC SERAPHIN
4453 NORTH FIRST STREET, SUITE 100
San Jose
CA
95134
Common
04/17/2023
12500
619713.75
LUC SERAPHIN
4453 NORTH FIRST STREET, SUITE 100
San Jose
CA
95134
COMMON
04/10/2023
12500
608556.00
LUC SERAPHIN
4453 NORTH FIRST STREET, SUITE 100
San Jose
CA
95134
COMMON
04/03/2023
12500
641036.00
LUC SERAPHIN
4453 NORTH FIRST STREET, SUITE 100
San Jose
CA
95134
COMMON
03/27/2023
12500
562321.00
LUC SERAPHIN
4453 NORTH FIRST STREET, SUITE 100
San Jose
CA
95134
COMMON
03/20/2023
12500
552471.00
LUC SERAPHIN
4453 NORTH FIRST STREET, SUITE 100
San Jose
CA
95134
COMMON
03/13/2023
12500
513253.00
LUC SERAPHIN
4453 NORTH FIRST STREET, SUITE 100
San Jose
CA
95134
COMMON
03/06/2023
12500
560314.00
04/24/2023
12/13/2022
/s/ Luc Seraphin