Sec Form 4 Filing - Keogh John W @ Chubb Ltd - 2017-06-15

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 Keogh John W 2. Issuer Name and Ticker or Trading Symbol Chubb Ltd [ CB] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director _____ 10% Owner X __ Officer (give title below) _____ Other (specify below) Executive Vice Chairman* (Last) (First) (Middle) THE CHUBB BUILDING, 17 WOODBOURNE AVENUE 3. Date of Earliest Transaction (MM/DD/YY) 06/15/2017 (Street) HAMILTON, 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 06/15/2017 M 19,082 A $ 60.28 256,860 D Common Shares 06/15/2017 S 19,082 D $ 147.26 ( 1 ) 237,778 D Common Shares 06/15/2017 M 21,686 A $ 62.64 259,464 D Common Shares 06/15/2017 S 21,686 D $ 147.26 ( 2 ) 237,778 D Common Shares 06/15/2017 M 764 A $ 62.64 238,542 D Common Shares 06/15/2017 F 326 D $ 146.83 ( 3 ) 238,216 D Common Shares 06/15/2017 M 1,662 A $ 62.64 239,878 D Common Shares 06/15/2017 S 1,662 D $ 146.84 ( 4 ) 238,216 D Common Shares 06/15/2017 M 832 A $ 62.64 239,048 D Common Shares 06/15/2017 F 506 D $ 146.83 ( 3 ) 238,542 D Common Shares 06/15/2017 M 5,815 A $ 63.42 244,357 D Common Shares 06/15/2017 S 5,815 D $ 147.26 ( 5 ) 238,542 D Common Shares 06/15/2017 M 837 A $ 63.42 239,379 D Common Shares 06/15/2017 F 362 D $ 146.82 ( 3 ) 239,017 D Common Shares 06/15/2017 M 739 A $ 63.42 239,756 D Common Shares 06/15/2017 F 453 D $ 146.82 ( 3 ) 239,303 D Common Shares 50,448 I By Trust

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 Options to Acquire Common Shares $ 60.28 06/15/2017 M 19,082 ( 6 ) 02/27/2018 Common Shares 19,082 $ 0 216,592 ( 7 ) D Options to Acquire Common Shares $ 62.64 06/15/2017 M 21,686 ( 8 ) 02/24/2021 Common Shares 21,686 $ 0 194,906 ( 7 ) D Options to Acquire Common Shares $ 62.64 06/15/2017 M 764 ( 8 ) 02/24/2021 Common Shares 764 $ 0 194,142 ( 7 ) D Options to Acquire Common Shares $ 62.64 06/15/2017 M 1,662 ( 8 ) 02/24/2021 Common Shares 1,662 $ 0 192,480 ( 7 ) D Options to Acquire Common Shares $ 62.64 06/15/2017 M 832 ( 8 ) 02/24/2021 Common Shares 832 $ 0 191,648 ( 7 ) D Options to Acquire Common Shares $ 63.42 06/15/2017 M 5,815 ( 9 ) 08/11/2021 Common Shares 5,815 $ 0 185,833 ( 7 ) D Options to Acquire Common Shares $ 63.42 06/15/2017 M 837 ( 9 ) 08/11/2021 Common Shares 837 $ 0 184,996 ( 7 ) D Options to Acquire Common Shares $ 63.42 06/15/2017 M 739 ( 9 ) 08/11/2021 Common Shares 739 $ 0 184,257 ( 7 ) D

Reporting Owners Reporting Owner Name / Address Relationships Director 10% Owner Officer Other Keogh John W THE CHUBB BUILDING 17 WOODBOURNE AVENUE HAMILTON, D0HM 08 Executive Vice Chairman* Signatures /s/ Samantha Froud, Attorney-in-Fact 06/19/2017 Signature of Reporting Person Date

Explanation of Responses:

( 1 )The Common Shares reported herein as being sold were sold at a range of between $146.81 and $147.49 per share. The sale price reported above represents the weighted average sale price for the reported transaction and has been rounded to the nearest cent. ( 2 )The Common Shares reported herein as being sold were sold at a range of between $146.82 and $147.52 per share. The sale price reported above represents the weighted average sale price for the reported transaction and has been rounded to the nearest cent. ( 3 )Represents the payment of the exercise price and withholding taxes of an employee stock option through the attestation of previously owned shares. The price is equal to the fair market value of the Common Shares on the date of exercise and is used to determine the value of the shares delivered to the Company by attestation of previously owned shares in payment of the exercise price and withholding taxes. ( 4 )The Common Shares reported herein as being sold were sold at a range of between $146.805 and $146.90 per share. The sale price reported above represents the weighted average sale price for the reported transaction and has been rounded to the nearest cent. ( 5 )The Common Shares reported herein as being sold were sold at a range of between $146.82 and $147.49 per share. The sale price reported above represents the weighted average sale price for the reported transaction and has been rounded to the nearest cent. ( 6 )The stock options vested in equal installments on February 27, 2009, February 27, 2010, and February 27, 2011. ( 7 )All options of this tranche have been exercised. Total includes options from other tranches with different exercise prices, vesting dates and expiration dates. ( 8 )The stock options vested in equal installments on February 24, 2012, February 24, 2013, and February 24, 2014. ( 9 )The stock options vested in equal installments on August 11, 2012, August 11, 2013, and August 11, 2014.

Remarks: *and Chief Operating Officer Chubb Limited/Chubb Group

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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