Sec Form 4 Filing - Hutchings W Preston @ ARCH CAPITAL GROUP LTD. - 2014-09-10

FORM 4 Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940

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1. Name and Address of Reporting Person Hutchings W Preston 2. Issuer Name and Ticker or Trading Symbol ARCH CAPITAL GROUP LTD. [ ACGL] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director _____ 10% Owner X __ Officer (give title below) _____ Other (specify below) SVP & Chief Investment Officer (Last) (First) (Middle) WATERLOO HOUSE, GROUND FLOOR, 100 PITTS BAY ROAD 3. Date of Earliest Transaction (MM/DD/YY) 09/10/2014 (Street) PEMBROKE, D0HM 08 4. If Amendment, Date Original Filed (MM/DD/YY) 6. Individual or Joint/Group Filing (Check Applicable Line) __ X __ Form filed by One Reporting Person _____ Form filed by More than One Reporting Person (City) (State) (Zip)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned 1.Title of Security (Instr. 3) 2. Transaction Date (MM/DD/YY) 2A. Deemed Execution Date, if any (MM/DD/YY) 3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4) Code V Amount (A) or (D) Price Common Shares, $.0033 par value per share 09/10/2014 M 100,000 A $ 15.113 211,005 I By Company ( 1 ) Common Shares, $.0033 par value per share 09/10/2014 F 27,736 ( 12 ) D $ 54.49 183,269 I By Company ( 1 ) Common Shares, $.0033 par value per share 09/11/2014 S 27,500 D $ 54.38 ( 13 ) 155,769 I By Company ( 1 ) Common Shares, $.0033 par value per share 40,057 D Series C Non-Cumulative Preferred Shares (non-convertible) 4,000 I By Company ( 1 )

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned ( e.g. , puts, calls, warrants, options, convertible securities) 1. Title of Derivative Security (Instr. 3) 2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (MM/DD/YY) 3A. Deemed Execution Date, if any (MM/DD/YY) 4. Transaction Code (Instr. 8) 5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4, and 5) 6. Date Exercisable and Expiration Date (MM/DD/YY) 7. Title and Amount of Underlying Securities (Instr. 3 and 4) 8. Price of Derivative Security (Instr. 5) 9. Number of Derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4) 10. Ownership Form of Derivative Security: Direct (D) or Indirect (I) (Instr. 4) 11. Nature of Indirect Beneficial Ownership (Instr. 4) Code V (A) (D) Date Exercisable Expiration Date Title Amount or Number of Shares Stock Option (right to buy) $ 15.113 09/10/2014 M 100,000 ( 2 ) 07/01/2015 Common Shares, $.0033 par value per share 100,000 $ 0 0 I By Company ( 1 ) Share Appreciation Right $ 23.707 08/18/2014 G V 15,750 ( 3 ) 05/11/2017 Common Shares, $.0033 par value per share 15,750 $ 0 0 D Share Appreciation Right $ 23.707 08/18/2014 G V 15,750 ( 3 ) 05/11/2017 Common Shares, $.0033 par value per share 15,750 $ 0 15,750 I By Company ( 1 ) Share Appreciation Right $ 23.1 08/18/2014 G V 18,000 ( 4 ) 05/09/2018 Common Shares, $.0033 par value per share 18,000 $ 0 0 D Share Appreciation Right $ 23.1 08/18/2014 G V 18,000 ( 4 ) 05/09/2018 Common Shares, $.0033 par value per share 18,000 $ 0 18,000 I By Company ( 1 ) Share Appreciation Right $ 19.293 08/18/2014 G V 15,300 ( 5 ) 05/06/2019 Common Shares, $.0033 par value per share 15,300 $ 0 0 D Share Appreciation Right $ 19.293 08/18/2014 G V 15,300 ( 5 ) 05/06/2019 Common Shares, $.0033 par value per share 15,300 $ 0 15,300 I By Company ( 1 ) Share Appreciation Right $ 25.01 08/18/2014 G V 16,500 ( 6 ) 05/05/2020 Common Shares, $.0033 par value per share 16,500 $ 0 0 D Share Appreciation Right $ 25.01 08/18/2014 G V 16,500 ( 6 ) 05/05/2020 Common Shares, $.0033 par value per share 16,500 $ 0 16,500 I By Company ( 1 ) Share Appreciation Right $ 33.913 08/18/2014 G V 16,800 ( 7 ) 05/06/2021 Common Shares, $.0033 par value per share 16,800 $ 0 0 D Share Appreciation Right $ 33.913 08/18/2014 G V 16,800 ( 7 ) 05/06/2021 Common Shares, $.0033 par value per share 16,800 $ 0 16,800 I By Company ( 1 ) Share Appeciation Right $ 38.58 08/18/2014 G V 16,800 ( 8 ) 05/09/2022 Common Shares, $.0033 par value per share 16,800 $ 0 0 D Share Appreciation Right $ 38.58 08/18/2014 G V 16,800 ( 8 ) 05/09/2014 Common Shares, $.0033 par value per share 16,800 $ 0 16,800 I By Company ( 1 ) Share Appreciation Right $ 42.65 08/18/2014 G V 16,100 ( 9 ) 11/12/2022 Common Shares, $.0033 par value per share 16,100 $ 0 0 D Share Appreciation Right $ 42.65 08/18/2014 G V 16,100 ( 9 ) 11/12/2022 Common Shares, $.0033 par value per share 16,100 $ 0 16,100 I By Company ( 1 ) Share Appreciation Right $ 53.53 08/18/2014 G V 12,547 ( 10 ) 05/09/2023 Common Shares, $.0033 par value per share 12,547 $ 0 0 D Share Appreciation Right $ 53.53 08/18/2014 G V 12,547 ( 10 ) 05/09/2023 Common Shares, $.0033 par value per share 12,547 $ 0 12,547 I By Company ( 1 ) Share Appreciation Right $ 57.27 08/08/2014 G V 10,000 ( 11 ) 05/13/2014 Common Shares, $.0033 par value per share 10,000 $ 0 0 D Share Appreciation Right $ 57.27 08/18/2014 G V 10,000 ( 11 ) 05/13/2024 Common Shares, $.0033 par value per share 10,000 $ 0 10,000 I By Company ( 1 )

Reporting Owners Reporting Owner Name / Address Relationships Director 10% Owner Officer Other Hutchings W Preston WATERLOO HOUSE, GROUND FLOOR 100 PITTS BAY ROAD PEMBROKE, D0HM 08 SVP & Chief Investment Officer Signatures /s/ W. Preston Hutchings 09/12/2014 Signature of Reporting Person Date

Explanation of Responses:

( 1 )The shares are held by a company which is owned by a family trust; beneficiaries of the family trust are the reporting person, his spouse and their children. ( 2 )The stock option became exercisable in three equal annual installments, commencing July 1, 2005, subject to the applicable award agreement. ( 3 )The stock appreciation right became exercisable in three equal annual installments, with the first installment becoming exercisable on May 11, 2008 and the next two installments on May 11, 2009 and May 11, 2010, subject to the applicable award agreement. ( 4 )The stock appreciation right became exercisable in three equal annual installments, with the first installment becoming exercisable on May 9, 2009 and the next two installments on May 9, 2010 and May 09, 2011, subject to the applicable award agreement. ( 5 )The stock appreciation right became exercisable in three equal annual installments, with t he first installment becoming exercisable on May 6, 2010 and the next two installments on May 6, 2011 and May 6, 2012, subject to the applicable award agreement. ( 6 )The stock appreciation right became exercisable in three equal annual installments, with the first installment becoming exercisable on May 5, 2011 and the next two installments on May 5, 2012 and May 5, 2013, subject to the applicable award agreement. ( 7 )The stock appreciation right became exercisable in three equal annual installments, with the first installment becoming exercisable on May 6, 2012 and the next two installments on May 6, 2013 and May 6, 2014, subject to the applicable award agreement. ( 8 )The stock appreciation right becomes exercisable in three equal annual installments, with the first installment becoming exercisable on May 9, 2013 and the next two installments on May 9, 2014 and May 9, 2015, subject to the applicable award agreement. ( 9 )The stock appreciation right becomes exercisable on the fifth anniversary of the grant date, subject to the applicable award agreement. ( 10 )The stock appreciation right becomes exercisable in three equal annual installments, with the first installment becoming exercisable on May 9, 2014 and the next two installments on May 9, 2015 and May 9, 2016, subject to the applicable award agreement. ( 11 )The stock appreciation right becomes exercisable in three equal annual installments, with the first installment becoming exercisable on May 13, 2015 and the next two installments on May 13, 2016 and May 13, 2017, subject to the applicable award agreement. ( 12 )On September 10, 2014, the Reporting Person exercised 100,000 stock options and, under the net settlement provisions of the applicable stock option agreement, 27,736 common shares were withheld in payment of the exercise price. ( 13 )Represents a weighted average sales price; the sale prices range from $54.16 to 54.53. Upon request, the full sale information regarding the number of shares sold at each price increment will be provided to the Commission or to the security holder of the issuer.

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.

* If the form is filed by more than one reporting person, see Instruction 4(b)(v).

** Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).

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