<SEC-DOCUMENT>0001227099-25-000005.txt : 20251212
<SEC-HEADER>0001227099-25-000005.hdr.sgml : 20251212
<ACCEPTANCE-DATETIME>20251212171155
ACCESSION NUMBER:		0001227099-25-000005
CONFORMED SUBMISSION TYPE:	144
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20251212
DATE AS OF CHANGE:		20251212

SUBJECT COMPANY:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			ARCH CAPITAL GROUP LTD.
		CENTRAL INDEX KEY:			0000947484
		STANDARD INDUSTRIAL CLASSIFICATION:	FIRE, MARINE & CASUALTY INSURANCE [6331]
		ORGANIZATION NAME:           	02 Finance
		EIN:				980374481
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		144
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	001-16209
		FILM NUMBER:		251569083

	BUSINESS ADDRESS:	
		STREET 1:		WATERLOO HOUSE, GROUND FLOOR
		STREET 2:		100 PITTS BAY ROAD
		CITY:			PEMBROKE
		STATE:			D0
		ZIP:			HM 08
		BUSINESS PHONE:		441-278-9250

	MAIL ADDRESS:	
		STREET 1:		WATERLOO HOUSE, GROUND FLOOR
		STREET 2:		100 PITTS BAY ROAD
		CITY:			PEMBROKE
		STATE:			D0
		ZIP:			HM 08

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	ARCH CAPITAL GROUP LTD
		DATE OF NAME CHANGE:	20000508

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	RISK CAPITAL HOLDINGS INC
		DATE OF NAME CHANGE:	19950816

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	RISK CAPITAL RE INC
		DATE OF NAME CHANGE:	19950703

REPORTING-OWNER:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			PASQUESI JOHN M
		CENTRAL INDEX KEY:			0001227099
		ORGANIZATION NAME:           	

	FILING VALUES:
		FORM TYPE:		144

	MAIL ADDRESS:	
		STREET 1:		C/O OTTER CAPITAL
		STREET 2:		ONE MARITIME PLAZA SUITE 1400
		CITY:			SAN FRANCISCO
		STATE:			CA
		ZIP:			94111
</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>0001227099</cik>
                    <ccc>XXXXXXXX</ccc>
                </filerCredentials>
            </filer>
        <liveTestFlag>LIVE</liveTestFlag>




                </filerInfo>
    </headerData>

     <formData>
        <issuerInfo>
            <issuerCik>0000947484</issuerCik>
			<issuerName>ARCH CAPITAL GROUP LTD.</issuerName>


			    <secFileNumber>001-16209</secFileNumber>


			<issuerAddress>
				<com:street1>360 HAMILTON AVENUE</com:street1>
                				<com:street2>SUITE 600</com:street2>
                				<com:city>WHITE PLAINS</com:city>
				<com:stateOrCountry>NY</com:stateOrCountry>
				<com:zipCode>10601-2908</com:zipCode>
			</issuerAddress>

			<issuerContactPhone>914-330-6893</issuerContactPhone>
			<nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>John Murray Pasquesi</nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>

			<relationshipsToIssuer>
                                				    <relationshipToIssuer>Director</relationshipToIssuer>
                                                                                    <relationshipToIssuer>CHAIR</relationshipToIssuer>

			</relationshipsToIssuer>
		</issuerInfo>

				          <securitiesInformation>
			<securitiesClassTitle>Common Shares, $.0011 par value per share</securitiesClassTitle>
			<brokerOrMarketmakerDetails>
				<name>APEX CLEARING</name>
				<address>
				<com:street1>350 N St Paul</com:street1>
                				<com:street2>Suite 300</com:street2>
                				<com:city>Dallas</com:city>
				<com:stateOrCountry>TX</com:stateOrCountry>
				<com:zipCode>75201</com:zipCode>
				</address>
			</brokerOrMarketmakerDetails>
			<noOfUnitsSold>28866</noOfUnitsSold>
			<aggregateMarketValue>2707802</aggregateMarketValue>
			<noOfUnitsOutstanding>362625938</noOfUnitsOutstanding>
			<approxSaleDate>12/12/2025</approxSaleDate>
			<securitiesExchangeName>NASDAQ</securitiesExchangeName>
		</securitiesInformation>

    		       <securitiesToBeSold>
         <securitiesClassTitle>Common Shares, $.0011 par value per share</securitiesClassTitle>
         <acquiredDate>10/23/2003</acquiredDate>
         <natureOfAcquisitionTransaction>Restricted Stock Award</natureOfAcquisitionTransaction>
                  <nameOfPersonfromWhomAcquired>Arch Capital Group Ltd.</nameOfPersonfromWhomAcquired>
                  <isGiftTransaction>N</isGiftTransaction>
		          <amountOfSecuritiesAcquired>28866</amountOfSecuritiesAcquired>
                  <paymentDate>10/23/2003</paymentDate>
                  <natureOfPayment>no payment - time based award</natureOfPayment>
      </securitiesToBeSold>

    <nothingToReportFlagOnSecuritiesSoldInPast3Months>Y</nothingToReportFlagOnSecuritiesSoldInPast3Months>


    		<remarks>The restricted stock awards were acquired and paid from October 23, 2003 through May 26, 2011.</remarks>

        <noticeSignature>
            <noticeDate>12/12/2025</noticeDate>
                        <signature>  /s/ John Pasquesi</signature>
        </noticeSignature>
	</formData>
    </edgarSubmission>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
