<SEC-DOCUMENT>0001415889-25-003270.txt : 20250206
<SEC-HEADER>0001415889-25-003270.hdr.sgml : 20250206
<ACCEPTANCE-DATETIME>20250206170442
ACCESSION NUMBER:		0001415889-25-003270
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		2
CONFORMED PERIOD OF REPORT:	20250204
FILED AS OF DATE:		20250206
DATE AS OF CHANGE:		20250206

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			MOCZARSKI ALEXANDER S
		CENTRAL INDEX KEY:			0001518326
		ORGANIZATION NAME:           	

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-16209
		FILM NUMBER:		25598293

	MAIL ADDRESS:	
		STREET 1:		C/O MARSH & MCLENNAN COMPANIES, INC.
		STREET 2:		1166 AVENUE OF THE AMERICAS
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10036

ISSUER:		

	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
		IRS NUMBER:				980374481
		FISCAL YEAR END:			1231

	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
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>form4-02062025_100239.xml
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0508</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2025-02-04</periodOfReport>

    <issuer>
        <issuerCik>0000947484</issuerCik>
        <issuerName>ARCH CAPITAL GROUP LTD.</issuerName>
        <issuerTradingSymbol>ACGL</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001518326</rptOwnerCik>
            <rptOwnerName>MOCZARSKI ALEXANDER S</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>WATERLOO HOUSE</rptOwnerStreet1>
            <rptOwnerStreet2>GROUND FLOOR 100 PITTS BAY ROAD</rptOwnerStreet2>
            <rptOwnerCity>PEMBROKE</rptOwnerCity>
            <rptOwnerState>D0</rptOwnerState>
            <rptOwnerZipCode>HM 08</rptOwnerZipCode>
            <rptOwnerStateDescription>BERMUDA</rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>true</isDirector>
            <isOfficer>false</isOfficer>
            <isTenPercentOwner>false</isTenPercentOwner>
            <isOther>false</isOther>
            <officerTitle></officerTitle>
            <otherText></otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <aff10b5One>0</aff10b5One>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Shares, $.0011 par value per share</value>
            </securityTitle>
            <transactionDate>
                <value>2025-02-04</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>402</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0</value>
                    <footnoteId id="F1"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>402</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value></value>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <derivativeTable></derivativeTable>

    <footnotes>
        <footnote id="F1">Subject to the terms of the restricted share agreement, represents restricted shares (pro-rata) that will vest on May 9, 2025.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>/s/ Louis Petrillo, Attorney-in-Fact</signatureName>
        <signatureDate>2025-02-06</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>EX-24
<SEQUENCE>2
<FILENAME>ex24-02062025_100239.htm
<TEXT>
<!DOCTYPE html PUBLIC "-//IETF//DTD HTML//EN">
<html><head><title>ex24-02062025_100239.htm</title></head><body style="margin-top:0;font-family:Times New Roman; font-size:10pt; color:#000000">
<p style="margin-top:5.4px; margin-bottom:0px; padding-left:229.4px; padding-right:226.667px; font-size:11.5pt; color:#2B2828" align="center"><b>POWER OF ATTORNEY</b></p>
<p style="margin-top:0.333px; margin-bottom:0px"><br></p>
<p style="margin:0px; padding-left:8.267px; padding-right:2.8px; text-indent:0.2px; font-size:11.5pt; color:#2B2828">Know all by these presents<b style="color:#424241;font-weight:normal;">, </b>that the undersigned hereby constitutes and appoints Louis T. Petrillo the undersigned's true and lawful attorney-in-fact to:</p>
<p style="margin-top:15.467px;margin-bottom:-1pt;font-size:1pt"></p><p style="margin-top:0px; margin-bottom:-2px; width:8.133px; font-size:11pt; float:left">(1)</p>
<p style="margin:0px; padding-left:8.133px; padding-right:16.667px; text-indent:-2px; font-size:11.5pt; color:#2B2828">execute for and on behalf of the undersigned, <b style="font-size:13pt;font-weight:normal;">in</b><b style="font-size:13pt;font-weight:normal;"> </b>the undersigned's capacity as an of&shy; ficer and/or director of Arch Capital Group Ltd. and/or one of its subsidiaries (the "Company"), Forms 3<b style="color:#424241;font-weight:normal;">, </b>4 and 5 (or any analogous form)<b style="color:#424241;font-weight:normal;">, </b>including amendments, in accordance with Section 16(a) of the Securities Exchange Act of 1934 and the rules thereunder;</p>
<p style="margin-top:0.467px; margin-bottom:0px; clear:left"><br></p>
<p style="margin-top:0px; margin-bottom:-2px; width:8.133px; font-size:11pt; float:left">(2)</p>
<p style="margin:0px; padding-left:8.133px; padding-right:10.733px; text-indent:-2px; font-size:11.5pt; color:#2B2828">do and perform any and all acts for and on behalf of the undersigned which may be necessary or desirable to complete and execute any such Forms 3<b style="color:#424241;font-weight:normal;">, </b>4 and 5 (or any analogous form) and timely file such form with the United States Securities and Exchange Commission and any stock exchange or similar authority; and</p>
<p style="margin-top:15.533px;margin-bottom:-1pt;font-size:1pt"></p><p style="margin-top:0px; margin-bottom:-2px; width:8.133px; font-size:11pt; clear:left; float:left">(3)</p>
<p style="margin:0px; padding-left:8.133px; padding-right:10.333px; text-indent:-2px; font-size:11.5pt; color:#2B2828">take any other action of any type whatsoever in connection with the foregoing which<b style="color:#424241;font-weight:normal;">,</b> in the opinion of such attorney-in-fact, may be of benefit to, in the best interest of, or legally re&shy; quired by, the undersigned, it being understood that the documents executed by such attorney-in&shy; fact on behalf of the undersigned pursuant to this Power of Attorney shall be in such form and shall contain such terms and conditions as such attorney-in-fact may approve in such attorney-in&shy; fact<b style="color:#424241;font-weight:normal;">' </b>s discretion.</p>
<p style="margin-top:0.667px; margin-bottom:0px; clear:left"><br></p>
<p style="margin:0px; padding-left:7.8px; padding-right:5.933px; text-indent:48.133px; font-size:11.5pt; color:#2B2828">The undersigned hereby grants to each such attorney-in-fact full power and authority to do and perform any and every act and thing whatsoever requisite, necessary, or proper to be done in the exercise of any of the rights and powers herein granted, as fully to all intents and purposes as the undersigned might or could do if personally present, with full power of substitution or revocation, hereby ratifying and confirming all that such attorney-in-fact, or such attorney-in&shy; fact's substitute or substitutes<b style="color:#424241;font-weight:normal;">, </b>shall lawfully do or cause to be done by virtue of this power of attorney and the rights and powers herein granted. The undersigned acknowledges that the fore&shy; going attorneys-in-fact<b style="color:#424241;font-weight:normal;">, </b>in serving in such capacity at the request of the undersigned<b style="color:#424241;font-weight:normal;">, </b>are not as&shy; suming, nor is the Company assuming<b style="color:#424241;font-weight:normal;">, </b>any of the undersigned<b style="color:#424241;font-weight:normal;">' </b>s responsibilities to comply with Section 16 of the Securities Exchange Act of 1934.</p>
<p style="margin:0px"><br></p>
<div style="width:76.6px">
<p style="line-height:59.85pt; margin:0px"><br></p>
</div>
<p style="margin:0px; padding-left:7.933px; padding-right:12.067px; text-indent:48.067px; font-size:11pt; color:#2B2828">This Power of Attorney shall remain in full force and effect until the undersigned is no longer required to file Fonns <b style="font-size:9.5pt;font-weight:normal;">3, 4 </b>and <b style="font-size:9.5pt;font-weight:normal;">5 &nbsp;</b>(or any analogous <b style="font-size:10.5pt;font-weight:normal;">form) </b>with respect to the under&shy; signed<b style="color:#424241;font-weight:normal;">'</b><b style="color:#424241;font-weight:normal;"> </b>s holdings of and transactions in securities issued by the Company<b style="color:#424241;font-weight:normal;">,</b><b style="color:#424241;font-weight:normal;"> </b>unless earlier revoked by the undersigned in a signed writing delivered to the foregoing attorneys-in-fact.</p>
<p style="margin-top:0.067px; margin-bottom:0px"><br></p>
<p style="margin:0px; padding-left:7.867px; padding-right:2.8px; text-indent:47.867px; font-size:11.5pt; color:#2B2828">IN WITNESS WHEREOF<b style="color:#424241;font-weight:normal;">, </b>the undersigned has caused this Power of Attorney to be exe- cuted as of this 3rd day of February, 2025.</p>
<p style="margin-top:0.333px; margin-bottom:0px"><br></p>
<p style="line-height:11.7pt; margin-top:7.6px; margin-bottom:0px; padding-left:345.533px; font-family:Courier New; font-size:11pt; color:#2B2828">By:/s/ Alexander S. Moczarski <b style="font-size:12.5pt;font-weight:normal;">_______________</b></p>
<p style="line-height:10.8pt; margin:0px; padding-left:345.8px; font-size:11.5pt; color:#2B2828">Name: Alexader S. Moczarski</p>
<p style="line-height:10.8pt; margin:0px"><br></p>
</body></html>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
