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                                                                                                                   OMB APPROVAL
  
                                                                                                             OMB Number: 3235-0101
  
                                                                                                             Expires: August 31,2003
                                                UNITED STATES
                                      SECURITIES AND EXCHANGE COMMISSION                                     Estimated average burden
                                            Washington, D.C. 20549                                           hours per response...2.0
  
                                                   FORM 144                                                        SEC USE ONLY
  
                                                                                                             DOCUMENT SEQUENCE NO.
                                    NOTICE OF PROPOSED SALE OF SECURITIES
                            PURSUANT TO RULE 144 UNDER THE SECURITIES ACT OF 1933                            CUSIP NUMBER
  
                                                                                                             WORK LOCATION
  
  ATTENTION: Transmit for filing 3 copies of this form concurrently with either placing an order
             with a broker to execute sale or executing a sale directly with a market maker
  
  
  1 (a) NAME OF ISSUER  (Please type or print)                                                     (b) IRS         (c) S.E.C.
                                                                                                   IDENT. NO.      FILE NO.
  Arch Capital Group Ltd.
                                                                                                   061424716       000-26456
  
  1(d)ADDRESS OF ISSUER  STREET  CITY  STATE  ZIP CODE                                                      (e)TELEPHONE
  
  Wessex House, 45 Reid Street, Hamilton HM 12, Bermuda
                                                                                                   AREA CODE         NUMBERS
                                                                                                      203            862-4300
  2 (a) NAME OF PERSON FOR WHOSE ACCOUNT THE SECURITIES ARE TO BE SOLD
  
  Trident II, L.P.
  
    (b)                               (c)                                  (d)
        IRS                               RELATIONSHIP                         ADDRESS STREET         CITY      STATE  ZIP CODE
        IDENT                             TO ISSUER
        NO.98-                                                                 C/O MMC Capital, Inc.
        0208723                           None                                 20 Horseneck Lane      Greenwich   CT     06830
  
  
   INSTRUCTION: The person filing this notice should contact the issuer to obtain the I.R.S. identification Number and the S.E.C.
                File Number.
  
  3 (a) Title of      (b)  Name and       SEC     (c) Number    (d) Aggregate      (e)  Number of    (f) Approximate    (g) Name of
        the Class         Address of      USE           of          Market Value        Shares or        Date of Sale         Each
           of                Each         ONLY        Shares        (See instr.        Other Units        (See instr.      Secutities
        Securities          Broker                   or Other          3(d))           Outstanding           3(f))          Exchange
          To Be            Through                   Units To                          (See instr.         (MO. DAY        (See instr.
          Sold             whom the                   Be Sold                              3(e))              YR.)            3(g))
                          Securities                   (See
                           Are To Be                   instr.
                          Offered or                   3(c))
                             Each
                            Market
                           Maker who
                              Is          Broker-
                           Acquiring      Dealer
                              the          File
                           Securities     Number
  
  
                      Merrill Lynch,
                      Pierce, Fenner                                                                 Trade Date:
  Common Shares,      & Smith, Inc.                                                                  December 9, 2002
  par value $.01      250 Vesey Street                                                               Closing Date:
  per share           New York, NY                    520,759       $16,872,591.60     27,586,184    December 12, 2002      NASDAQ NM
                      10080
  
  INSTRUCTIONS:
  
  1.   (a) Name of issuer
       (b) Issuer's I.R.S. Identification Number
       (c) Issuer's S.E.C. file number, if any
       (d) Issuer's address, including zip code
       (e) Issuers's telephone number, including area code
  
  2.   (a) Name of person for whose account the securities are to be sold
       (b) Such person's I.R.S. identification number, if such person is an entity
       (c) Such person's relationship to the issuer (e.g., officer, director, 10% stockholder, or
           member of immediate family of any of the foregoing)
       (d) Such person's address, including zip code
  
  3.   (a) Title of the class of securities to be sold
       (b) Name and Address of each broker through whom the securities are intended to be sold
       (c) Number of shares or other units to be sold (if debt securities, give the aggregate
           face amount)
       (d) Aggregate market value of the securities to be sold as of a specified date within 10
           days prior to the filing of this notice
       (e) Number of shares or other units of the class outstanding, or if debt securities the
           face amount thereof outstanding, as shown by the most recent report or statement
           published by the issuer
       (f) Approximate date on which the securities are to be sold
       (g) Name of each securities exchange, if any, on which the securities are intended to be sold
  
  
  
                                                    TABLE I -- SECURITIES TO BE SOLD
                     Furnish the following information with respect to the acquisition of the securities to be sold
               and with respect to the payment of all or any part of the purchase price or other consideration therefore:
  
                                                             Name of Person from
                                            Nature of           Whom Acquired
                           Date you        Acquisition       (if gift, also give    Amount of Securities      Date of       Nature of
    Title of the Class     Acquired        Transaction      date donor acquired)          Acquired            Payment        Payment
  
  
  
                                                                                  1,549,710 Series A
  Series A Convertible                                                            Convertible Preference
  Preference Shares                                                               Shares
                           November 20,    Purchased in a           Issuer                                    November 20,     Cash
                           2001            private transaction                    Warrants to purchase        2001
                                                                                  163,971 Common Shares
  
  INSTRUCTIONS:
  
  1.   If the securities were purchased and full payment therefore was not made in cash at the time of purchase, explain in the table
       or in a note thereto the nature of the consideration given. If the consideration consisted of any note or other obligation, or
       if payment was made in installments describe the arrangement and state when the note or other obligation was discharged in
       full or the last installment paid.
  2.   If within two years after the acquisition of the securities the person for whose account they are to be sold had any short
       positions, put or other option to dispose of securities referred to in paragraph (d)(3) of Rule 144, furnish full information
       with respect thereto.
  
  
  
                           TABLE II -- SECURITIES SOLD DURING THE PAST 3 MONTHS
                Furnish the following information as to all securities of the issuer sold
         during the past 3 months by the person for whose account the securities are to be sold.
  
                              Title of Securities                  Amount of Securities
  Name and Address of Seller          Sold         Date of Sale            Sold             Gross Proceeds
  
  
  N/A*                        N/A                  N/A             N/A                       N/A
  
  
  
  REMARKS:
  
  *Trident II, L.P. disclaims beneficial ownership of any shares of Arch Capital Group Ltd. owned by Marsh & McLennan Risk Capital
  Holdings, Ltd. and expressly disclaims that Trident II, L.P. and Marsh & McLennan Risk Capital Holdings, Ltd. are members of a
  "group" as such term is defined by Section 13D.  Marsh & McLennan Risk Capital Holdings, Ltd. sold 335,500 shares during the last
  three months.  These sales involved securities eligible for resale under Rule 144(k).
  
  
  
  INSTRUCTIONS:                                     ATTENTION:
  See the definition of "person" in paragraph (a)   The person for whose account the securities
  of Rule 144. Information is to be given not only  to which this notice relates are to be sold
  as to the person for whose account the            hereby represents by signing this notice that
  securities are to be sold but also as to all      he does not know any material adverse
  other persons included in that definition. In     information in regard to the current and
  addition, information shall be given as to sales  prospective operations of the Issuer of the
  by all persons whose sales are required by        securities to be sold which has not been
  paragraph (e) of Rule 144 to be aggregated with   publicly disclosed.
  sales for the account of the person filing this
  notice.
  
                                                    Trident II, L.P.
                                                    By:  Trident Capital II, L.P.
                                                    By:  Marsh & McLennan, GP I, Inc.
                     12-12-2002                     By:  Richard A. Goldman
         __________________________________         Title:  Vice President
                   DATE OF NOTICE
                                                         /s/ Richard A. Goldman
                                                         __________________________________
                                                                     (SIGNATURE)
  
  
    The notice shall be signed by the person for whose account the securities are to be sold. At
                       least one copy of the notice shall be manually signed.
               Any copies not manually signed shall bear typed or printed signatures
  
  
  
                                             ATTENTION:
                     Intentional misstatements or omission of facts constitute
                          Federal Criminal Violations (See 18 U.S.C. 1001)
  </TABLE>
metadata_documents: [{"type": "144", "sequence": "1", "filename": "trident144.txt", "description": "FORM 144 (TRIDENT II)", "secsgml_size_bytes": 11360}, {"type": "144", "sequence": "3", "filename": "tridentform144.pdf", "secsgml_size_bytes": 241237}]
text: OMB APPROVAL
  
                                                                                                             OMB Number: 3235-0101
  
                                                                                                             Expires: August 31,2003
                                                UNITED STATES
                                      SECURITIES AND EXCHANGE COMMISSION                                     Estimated average burden
                                            Washington, D.C. 20549                                           hours per response...2.0
  
                                                   FORM 144                                                        SEC USE ONLY
  
                                                                                                             DOCUMENT SEQUENCE NO.
                                    NOTICE OF PROPOSED SALE OF SECURITIES
                            PURSUANT TO RULE 144 UNDER THE SECURITIES ACT OF 1933                            CUSIP NUMBER
  
                                                                                                             WORK LOCATION
  
  ATTENTION: Transmit for filing 3 copies of this form concurrently with either placing an order
             with a broker to execute sale or executing a sale directly with a market maker
  
  1 (a) NAME OF ISSUER  (Please type or print)                                                     (b) IRS         (c) S.E.C.
                                                                                                   IDENT. NO.      FILE NO.
  Arch Capital Group Ltd.
                                                                                                   061424716       000-26456
  
  1(d)ADDRESS OF ISSUER  STREET  CITY  STATE  ZIP CODE                                                      (e)TELEPHONE
  
  Wessex House, 45 Reid Street, Hamilton HM 12, Bermuda
                                                                                                   AREA CODE         NUMBERS
                                                                                                      203            862-4300
  2 (a) NAME OF PERSON FOR WHOSE ACCOUNT THE SECURITIES ARE TO BE SOLD
  
  Trident II, L.P.
  
    (b)                               (c)                                  (d)
        IRS                               RELATIONSHIP                         ADDRESS STREET         CITY      STATE  ZIP CODE
        IDENT                             TO ISSUER
        NO.98-                                                                 C/O MMC Capital, Inc.
        0208723                           None                                 20 Horseneck Lane      Greenwich   CT     06830
  
   INSTRUCTION: The person filing this notice should contact the issuer to obtain the I.R.S. identification Number and the S.E.C.
                File Number.
  
  3 (a) Title of      (b)  Name and       SEC     (c) Number    (d) Aggregate      (e)  Number of    (f) Approximate    (g) Name of
        the Class         Address of      USE           of          Market Value        Shares or        Date of Sale         Each
           of                Each         ONLY        Shares        (See instr.        Other Units        (See instr.      Secutities
        Securities          Broker                   or Other          3(d))           Outstanding           3(f))          Exchange
          To Be            Through                   Units To                          (See instr.         (MO. DAY        (See instr.
          Sold             whom the                   Be Sold                              3(e))              YR.)            3(g))
                          Securities                   (See
                           Are To Be                   instr.
                          Offered or                   3(c))
                             Each
                            Market
                           Maker who
                              Is          Broker-
                           Acquiring      Dealer
                              the          File
                           Securities     Number
  
                      Merrill Lynch,
                      Pierce, Fenner                                                                 Trade Date:
  Common Shares,      & Smith, Inc.                                                                  December 9, 2002
  par value $.01      250 Vesey Street                                                               Closing Date:
  per share           New York, NY                    520,759       $16,872,591.60     27,586,184    December 12, 2002      NASDAQ NM
                      10080
  
  INSTRUCTIONS:
  
  1.   (a) Name of issuer
       (b) Issuer's I.R.S. Identification Number
       (c) Issuer's S.E.C. file number, if any
       (d) Issuer's address, including zip code
       (e) Issuers's telephone number, including area code
  
  2.   (a) Name of person for whose account the securities are to be sold
       (b) Such person's I.R.S. identification number, if such person is an entity
       (c) Such person's relationship to the issuer (e.g., officer, director, 10% stockholder, or
           member of immediate family of any of the foregoing)
       (d) Such person's address, including zip code
  
  3.   (a) Title of the class of securities to be sold
       (b) Name and Address of each broker through whom the securities are intended to be sold
       (c) Number of shares or other units to be sold (if debt securities, give the aggregate
           face amount)
       (d) Aggregate market value of the securities to be sold as of a specified date within 10
           days prior to the filing of this notice
       (e) Number of shares or other units of the class outstanding, or if debt securities the
           face amount thereof outstanding, as shown by the most recent report or statement
           published by the issuer
       (f) Approximate date on which the securities are to be sold
       (g) Name of each securities exchange, if any, on which the securities are intended to be sold
  
                                                    TABLE I -- SECURITIES TO BE SOLD
                     Furnish the following information with respect to the acquisition of the securities to be sold
               and with respect to the payment of all or any part of the purchase price or other consideration therefore:
  
                                                             Name of Person from
                                            Nature of           Whom Acquired
                           Date you        Acquisition       (if gift, also give    Amount of Securities      Date of       Nature of
    Title of the Class     Acquired        Transaction      date donor acquired)          Acquired            Payment        Payment
  
                                                                                  1,549,710 Series A
  Series A Convertible                                                            Convertible Preference
  Preference Shares                                                               Shares
                           November 20,    Purchased in a           Issuer                                    November 20,     Cash
                           2001            private transaction                    Warrants to purchase        2001
                                                                                  163,971 Common Shares
  
  INSTRUCTIONS:
  
  1.   If the securities were purchased and full payment therefore was not made in cash at the time of purchase, explain in the table
       or in a note thereto the nature of the consideration given. If the consideration consisted of any note or other obligation, or
       if payment was made in installments describe the arrangement and state when the note or other obligation was discharged in
       full or the last installment paid.
  2.   If within two years after the acquisition of the securities the person for whose account they are to be sold had any short
       positions, put or other option to dispose of securities referred to in paragraph (d)(3) of Rule 144, furnish full information
       with respect thereto.
  
                           TABLE II -- SECURITIES SOLD DURING THE PAST 3 MONTHS
                Furnish the following information as to all securities of the issuer sold
         during the past 3 months by the person for whose account the securities are to be sold.
  
                              Title of Securities                  Amount of Securities
  Name and Address of Seller          Sold         Date of Sale            Sold             Gross Proceeds
  
  N/A*                        N/A                  N/A             N/A                       N/A
  
  REMARKS:
  
  *Trident II, L.P. disclaims beneficial ownership of any shares of Arch Capital Group Ltd. owned by Marsh & McLennan Risk Capital
  Holdings, Ltd. and expressly disclaims that Trident II, L.P. and Marsh & McLennan Risk Capital Holdings, Ltd. are members of a
  "group" as such term is defined by Section 13D.  Marsh & McLennan Risk Capital Holdings, Ltd. sold 335,500 shares during the last
  three months.  These sales involved securities eligible for resale under Rule 144(k).
  
  INSTRUCTIONS:                                     ATTENTION:
  See the definition of "person" in paragraph (a)   The person for whose account the securities
  of Rule 144. Information is to be given not only  to which this notice relates are to be sold
  as to the person for whose account the            hereby represents by signing this notice that
  securities are to be sold but also as to all      he does not know any material adverse
  other persons included in that definition. In     information in regard to the current and
  addition, information shall be given as to sales  prospective operations of the Issuer of the
  by all persons whose sales are required by        securities to be sold which has not been
  paragraph (e) of Rule 144 to be aggregated with   publicly disclosed.
  sales for the account of the person filing this
  notice.
  
                                                    Trident II, L.P.
                                                    By:  Trident Capital II, L.P.
                                                    By:  Marsh & McLennan, GP I, Inc.
                     12-12-2002                     By:  Richard A. Goldman
         __________________________________         Title:  Vice President
                   DATE OF NOTICE
                                                         /s/ Richard A. Goldman
                                                         __________________________________
                                                                     (SIGNATURE)
  
    The notice shall be signed by the person for whose account the securities are to be sold. At
                       least one copy of the notice shall be manually signed.
               Any copies not manually signed shall bear typed or printed signatures
  
                                             ATTENTION:
                     Intentional misstatements or omission of facts constitute
                          Federal Criminal Violations (See 18 U.S.C. 1001)