<SEC-DOCUMENT>0001167557-25-000026.txt : 20251112
<SEC-HEADER>0001167557-25-000026.hdr.sgml : 20251112
<ACCEPTANCE-DATETIME>20251112140007
ACCESSION NUMBER:		0001167557-25-000026
CONFORMED SUBMISSION TYPE:	SCHEDULE 13G/A
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20251112
DATE AS OF CHANGE:		20251112

SUBJECT COMPANY:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Dune Acquisition Corp II
		CENTRAL INDEX KEY:			0002041047
		STANDARD INDUSTRIAL CLASSIFICATION:	BLANK CHECKS [6770]
		ORGANIZATION NAME:           	05 Real Estate & Construction
		EIN:				000000000
		STATE OF INCORPORATION:			E9
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SCHEDULE 13G/A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	005-95057
		FILM NUMBER:		251471535

	BUSINESS ADDRESS:	
		STREET 1:		700 S. ROSEMARY AVENUE
		STREET 2:		SUITE 204
		CITY:			WEST PALM BEACH
		STATE:			FL
		ZIP:			33401
		BUSINESS PHONE:		(917) 742-1904

	MAIL ADDRESS:	
		STREET 1:		700 S. ROSEMARY AVENUE
		STREET 2:		SUITE 204
		CITY:			WEST PALM BEACH
		STATE:			FL
		ZIP:			33401

FILED BY:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			AQR CAPITAL MANAGEMENT LLC
		CENTRAL INDEX KEY:			0001167557
		ORGANIZATION NAME:           	
		EIN:				133987414
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SCHEDULE 13G/A

	BUSINESS ADDRESS:	
		STREET 1:		ONE GREENWICH PLAZA
		STREET 2:		SUITE 130
		CITY:			GREENWICH
		STATE:			CT
		ZIP:			06830
		BUSINESS PHONE:		203-742-3600

	MAIL ADDRESS:	
		STREET 1:		ONE GREENWICH PLAZA
		STREET 2:		SUITE 130
		CITY:			GREENWICH
		STATE:			CT
		ZIP:			06830
</SEC-HEADER>
<DOCUMENT>
<TYPE>SCHEDULE 13G/A
<SEQUENCE>1
<FILENAME>primary_doc.xml
<TEXT>
<XML>
<?xml version="1.0" encoding="UTF-8"?><edgarSubmission xmlns="http://www.sec.gov/edgar/schedule13g" xmlns:ns1="http://www.sec.gov/edgar/common">
  <headerData>
    <submissionType>SCHEDULE 13G/A</submissionType>
    <previousAccessionNumber>0001085146-25-004884</previousAccessionNumber>
    <filerInfo>
      <filer>
        <filerCredentials>
          <cik>0001167557</cik>
          <ccc>XXXXXXXX</ccc>
        </filerCredentials>
      </filer>
      <liveTestFlag>LIVE</liveTestFlag>



    </filerInfo>
  </headerData>
  <formData>
    <coverPageHeader>
      <amendmentNo>1</amendmentNo>
      <securitiesClassTitle>Class A ordinary shares, par value $0.0001 per share</securitiesClassTitle>
      <eventDateRequiresFilingThisStatement>09/30/2025</eventDateRequiresFilingThisStatement>
      <issuerInfo>
        <issuerCik>0002041047</issuerCik>
        <issuerName>Dune Acquisition Corp II</issuerName>
        <issuerCusip>G2867S109</issuerCusip>
        <issuerPrincipalExecutiveOfficeAddress>
          <ns1:street1>700 S. ROSEMARY AVENUE</ns1:street1>
          <ns1:street2>SUITE 204</ns1:street2>
          <ns1:city>WEST PALM BEACH</ns1:city>
          <ns1:stateOrCountry>FL</ns1:stateOrCountry>
          <ns1:zipCode>33401</ns1:zipCode>
        </issuerPrincipalExecutiveOfficeAddress>
      </issuerInfo>
      <designateRulesPursuantThisScheduleFiled>
        <designateRulePursuantThisScheduleFiled>Rule 13d-1(b)</designateRulePursuantThisScheduleFiled>
      </designateRulesPursuantThisScheduleFiled>
    </coverPageHeader>
    <coverPageHeaderReportingPersonDetails>


      <reportingPersonName>AQR Capital Management, LLC</reportingPersonName>
      <citizenshipOrOrganization>X1</citizenshipOrOrganization>
      <reportingPersonBeneficiallyOwnedNumberOfShares>
        <soleVotingPower>0</soleVotingPower>
        <sharedVotingPower>565876</sharedVotingPower>
        <soleDispositivePower>0</soleDispositivePower>
        <sharedDispositivePower>565876</sharedDispositivePower>
      </reportingPersonBeneficiallyOwnedNumberOfShares>
      <reportingPersonBeneficiallyOwnedAggregateNumberOfShares>565876</reportingPersonBeneficiallyOwnedAggregateNumberOfShares>
      <aggregateAmountExcludesCertainSharesFlag>N</aggregateAmountExcludesCertainSharesFlag>
      <classPercent>3.91</classPercent>
      <typeOfReportingPerson>IA</typeOfReportingPerson>
    </coverPageHeaderReportingPersonDetails>
    <coverPageHeaderReportingPersonDetails>


      <reportingPersonName>AQR Capital Management Holdings, LLC</reportingPersonName>
      <citizenshipOrOrganization>X1</citizenshipOrOrganization>
      <reportingPersonBeneficiallyOwnedNumberOfShares>
        <soleVotingPower>0</soleVotingPower>
        <sharedVotingPower>565876</sharedVotingPower>
        <soleDispositivePower>0</soleDispositivePower>
        <sharedDispositivePower>565876</sharedDispositivePower>
      </reportingPersonBeneficiallyOwnedNumberOfShares>
      <reportingPersonBeneficiallyOwnedAggregateNumberOfShares>565876</reportingPersonBeneficiallyOwnedAggregateNumberOfShares>
      <aggregateAmountExcludesCertainSharesFlag>N</aggregateAmountExcludesCertainSharesFlag>
      <classPercent>3.91</classPercent>
      <typeOfReportingPerson>HC</typeOfReportingPerson>
    </coverPageHeaderReportingPersonDetails>
    <coverPageHeaderReportingPersonDetails>


      <reportingPersonName>AQR Arbitrage, LLC</reportingPersonName>
      <citizenshipOrOrganization>X1</citizenshipOrOrganization>
      <reportingPersonBeneficiallyOwnedNumberOfShares>
        <soleVotingPower>0</soleVotingPower>
        <sharedVotingPower>565876</sharedVotingPower>
        <soleDispositivePower>0</soleDispositivePower>
        <sharedDispositivePower>565876</sharedDispositivePower>
      </reportingPersonBeneficiallyOwnedNumberOfShares>
      <reportingPersonBeneficiallyOwnedAggregateNumberOfShares>565876</reportingPersonBeneficiallyOwnedAggregateNumberOfShares>
      <aggregateAmountExcludesCertainSharesFlag>N</aggregateAmountExcludesCertainSharesFlag>
      <classPercent>3.91</classPercent>
      <typeOfReportingPerson>IA</typeOfReportingPerson>
    </coverPageHeaderReportingPersonDetails>
    <items>
      <item1>
        <issuerName>Dune Acquisition Corp II</issuerName>
        <issuerPrincipalExecutiveOfficeAddress>700 S. ROSEMARY AVENUE, SUITE 204, WEST PALM BEACH, FLORIDA
33401</issuerPrincipalExecutiveOfficeAddress>
      </item1>
      <item2>
        <filingPersonName>AQR Capital Management, LLC

AQR Capital Management Holdings, LLC

AQR Arbitrage, LLC</filingPersonName>
        <principalBusinessOfficeOrResidenceAddress>ONE GREENWICH PLAZA
SUITE 130
Greenwich, Connecticut
06830</principalBusinessOfficeOrResidenceAddress>
        <citizenship>AQR Capital Management, LLC - UNITED STATES

AQR Capital Management Holdings, LLC - UNITED STATES

AQR Arbitrage, LLC - UNITED STATES</citizenship>
      </item2>
      <item3>
        <notApplicableFlag>N</notApplicableFlag>
        <typeOfPersonFiling>IA</typeOfPersonFiling>
        <typeOfPersonFiling>HC</typeOfPersonFiling>
      </item3>
      <item4>
        <amountBeneficiallyOwned>565,876</amountBeneficiallyOwned>
        <classPercent>3.91</classPercent>
        <numberOfSharesPersonHas>
          <solePowerOrDirectToVote>AQR Capital Management, LLC - 0

AQR Capital Management Holdings, LLC - 0

AQR Arbitrage, LLC - 0</solePowerOrDirectToVote>
          <sharedPowerOrDirectToVote>AQR Capital Management, LLC - 565,876

AQR Capital Management Holdings, LLC - 565,876

AQR Arbitrage, LLC - 565,876</sharedPowerOrDirectToVote>
          <solePowerOrDirectToDispose>AQR Capital Management, LLC - 0

AQR Capital Management Holdings, LLC - 0

AQR Arbitrage, LLC - 0</solePowerOrDirectToDispose>
          <sharedPowerOrDirectToDispose>AQR Capital Management, LLC - 565,876

AQR Capital Management Holdings, LLC - 565,876

AQR Arbitrage, LLC - 565,876</sharedPowerOrDirectToDispose>
        </numberOfSharesPersonHas>
      </item4>
      <item5>
        <notApplicableFlag>N</notApplicableFlag>
        <classOwnership5PercentOrLess>Y</classOwnership5PercentOrLess>
      </item5>
      <item6>
        <notApplicableFlag>Y</notApplicableFlag>
      </item6>
      <item7>
        <notApplicableFlag>N</notApplicableFlag>
        <subsidiaryIdentificationAndClassification>See Item 2(a) above.</subsidiaryIdentificationAndClassification>
      </item7>
      <item8>
        <notApplicableFlag>Y</notApplicableFlag>
      </item8>
      <item9>
        <notApplicableFlag>Y</notApplicableFlag>
      </item9>
      <item10>
        <notApplicableFlag>N</notApplicableFlag>
        <certifications>By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were acquired and are held in the ordinary course of business and were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having that purpose or effect, other than activities solely in connection with a nomination under ?? 240.14a-11.</certifications>
      </item10>
    </items>
    <exhibitInfo>AQR Capital Management Holdings, LLC, AQR Capital Management, LLC, and AQR Arbitrage, LLC hereby agree that this Schedule 13G is filed on behalf of each of the parties. AQR Capital Management, LLC is a wholly owned subsidiary of AQR Capital Management Holdings, LLC. AQR Arbitrage, LLC is deemed to be controlled by AQR Capital Management, LLC.</exhibitInfo>
    <signatureInformation>
      <reportingPersonName>AQR Capital Management, LLC</reportingPersonName>
      <signatureDetails>
        <signature>Henry Parkin</signature>
        <title>Authorized Signatory</title>
        <date>11/12/2025</date>
      </signatureDetails>
    </signatureInformation>
    <signatureInformation>
      <reportingPersonName>AQR Capital Management Holdings, LLC</reportingPersonName>
      <signatureDetails>
        <signature>Henry Parkin</signature>
        <title>Authorized Signatory</title>
        <date>11/12/2025</date>
      </signatureDetails>
    </signatureInformation>
    <signatureInformation>
      <reportingPersonName>AQR Arbitrage, LLC</reportingPersonName>
      <signatureDetails>
        <signature>Henry Parkin</signature>
        <title>Authorized Signatory</title>
        <date>11/12/2025</date>
      </signatureDetails>
    </signatureInformation>
  </formData>
</edgarSubmission>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
