<SEC-DOCUMENT>0000947484-21-000014.txt : 20210216
<SEC-HEADER>0000947484-21-000014.hdr.sgml : 20210216
<ACCEPTANCE-DATETIME>20210216160458
ACCESSION NUMBER:		0000947484-21-000014
CONFORMED SUBMISSION TYPE:	13F-HR
PUBLIC DOCUMENT COUNT:		2
CONFORMED PERIOD OF REPORT:	20201231
FILED AS OF DATE:		20210216
DATE AS OF CHANGE:		20210216
EFFECTIVENESS DATE:		20210216

FILER:

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

	FILING VALUES:
		FORM TYPE:		13F-HR
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	028-20964
		FILM NUMBER:		21638015

	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>
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      <periodOfReport>12-31-2020</periodOfReport>
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        <name>ARCH CAPITAL GROUP LTD</name>
        <address>
          <com:street1>100 PITTS BAY ROAD</com:street1>
          <com:city>PEMBROKE, BERMUDA</com:city>
          <com:stateOrCountry>D0</com:stateOrCountry>
          <com:zipCode>HM08</com:zipCode>
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    <signatureBlock>
      <name>Francois Morin</name>
      <title>EVP, Chief Financial Officer</title>
      <phone>1-441-278-9250</phone>
      <signature>Francois Morin</signature>
      <city>Pembroke</city>
      <stateOrCountry>D0</stateOrCountry>
      <signatureDate>02-16-2021</signatureDate>
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    <nameOfIssuer>ISHARES TR</nameOfIssuer>
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  <infoTable>
    <nameOfIssuer>ISHARES TR</nameOfIssuer>
    <titleOfClass>MSCI USA MIN VOL</titleOfClass>
    <cusip>46429B697</cusip>
    <value>26510</value>
    <shrsOrPrnAmt>
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  <infoTable>
    <nameOfIssuer>ISHARES TR</nameOfIssuer>
    <titleOfClass>MSCI USA VALUE</titleOfClass>
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