<SEC-DOCUMENT>0001972362-25-000495.txt : 20250519
<SEC-HEADER>0001972362-25-000495.hdr.sgml : 20250519
<ACCEPTANCE-DATETIME>20250519170020
ACCESSION NUMBER:		0001972362-25-000495
CONFORMED SUBMISSION TYPE:	144
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20250519
DATE AS OF CHANGE:		20250519

SUBJECT COMPANY:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			RAMBUS INC
		CENTRAL INDEX KEY:			0000917273
		STANDARD INDUSTRIAL CLASSIFICATION:	SEMICONDUCTORS & RELATED DEVICES [3674]
		ORGANIZATION NAME:           	04 Manufacturing
		EIN:				943112828
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		144
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	000-22339
		FILM NUMBER:		25964872

	BUSINESS ADDRESS:	
		STREET 1:		4453 NORTH FIRST STREET, SUITE 100
		CITY:			SAN JOSE
		STATE:			CA
		ZIP:			95134
		BUSINESS PHONE:		408-462-8000

	MAIL ADDRESS:	
		STREET 1:		4453 NORTH FIRST STREET, SUITE 100
		CITY:			SAN JOSE
		STATE:			CA
		ZIP:			95134

REPORTING-OWNER:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			LAUB STEVEN
		CENTRAL INDEX KEY:			0001224180
		ORGANIZATION NAME:           	

	FILING VALUES:
		FORM TYPE:		144

	MAIL ADDRESS:	
		STREET 1:		5555 NE MOORE CT.
		CITY:			HILLSBORO
		STATE:			OR
		ZIP:			97124
</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>0001224180</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>
        <com:street1>4453 NORTH FIRST STREET, SUITE 100</com:street1>
        <com:city>SAN JOSE</com:city>
        <com:stateOrCountry>CA</com:stateOrCountry>
        <com:zipCode>95134</com:zipCode>
      </issuerAddress>
      <issuerContactPhone>408-462-8000</issuerContactPhone>
      <nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>LAUB STEVEN</nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>
      <relationshipsToIssuer>
        <relationshipToIssuer>Director</relationshipToIssuer>
      </relationshipsToIssuer>
    </issuerInfo>
    <securitiesInformation>
      <securitiesClassTitle>COMMON</securitiesClassTitle>
      <brokerOrMarketmakerDetails>
        <name>MORGAN STANLEY SMITH BARNEY LLC EXECUTIVE SERVICES</name>
        <address>
          <com:street1>1 NEW YORK PLAZA, 8TH FLOOR</com:street1>
          <com:city>NEW YORK</com:city>
          <com:stateOrCountry>NY</com:stateOrCountry>
          <com:zipCode>10004</com:zipCode>
        </address>
      </brokerOrMarketmakerDetails>
      <noOfUnitsSold>5500</noOfUnitsSold>
      <aggregateMarketValue>305580.00</aggregateMarketValue>
      <noOfUnitsOutstanding>107411916</noOfUnitsOutstanding>
      <approxSaleDate>05/19/2025</approxSaleDate>
      <securitiesExchangeName>NASDAQ</securitiesExchangeName>
    </securitiesInformation>
    <securitiesToBeSold>
      <securitiesClassTitle>COMMON</securitiesClassTitle>
      <acquiredDate>04/03/2024</acquiredDate>
      <natureOfAcquisitionTransaction>RESTRICTED STOCK</natureOfAcquisitionTransaction>
      <nameOfPersonfromWhomAcquired>ISSUER</nameOfPersonfromWhomAcquired>
      <isGiftTransaction>N</isGiftTransaction>
      <amountOfSecuritiesAcquired>3653</amountOfSecuritiesAcquired>
      <paymentDate>04/03/2024</paymentDate>
      <natureOfPayment>NOT APPLICABLE</natureOfPayment>
    </securitiesToBeSold>
    <securitiesToBeSold>
      <securitiesClassTitle>COMMON</securitiesClassTitle>
      <acquiredDate>05/02/2023</acquiredDate>
      <natureOfAcquisitionTransaction>RESTRICTED STOCK</natureOfAcquisitionTransaction>
      <nameOfPersonfromWhomAcquired>ISSUER</nameOfPersonfromWhomAcquired>
      <isGiftTransaction>N</isGiftTransaction>
      <amountOfSecuritiesAcquired>1847</amountOfSecuritiesAcquired>
      <paymentDate>05/02/2023</paymentDate>
      <natureOfPayment>NOT APPLICABLE</natureOfPayment>
    </securitiesToBeSold>
    <nothingToReportFlagOnSecuritiesSoldInPast3Months>Y</nothingToReportFlagOnSecuritiesSoldInPast3Months>
    <noticeSignature>
      <noticeDate>05/19/2025</noticeDate>
      <signature>/s/ Steven Laub</signature>
    </noticeSignature>
  </formData>
</edgarSubmission>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
