Chubb Ltd — Director's Dealing 2011

Feb 23, 2011

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: ACE Ltd (ACE)
CIK: 0000896159
Period of Report: 2011-02-18

Reporting Person: Dowd Brian Edward (Vice Chairman; Chairman,*)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2011-02-18	Common Shares	M	40151	$43.9	Acquired	209151.79	Direct
2011-02-18	Common Shares	S	40151	$65.08	Disposed	169000.79	Direct
2011-02-18	Common Shares	S	10000	$65.02	Disposed	159000.79	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2011-02-18	Options to Acquire	$43.9	M	40151	Disposed	2012-02-28	Common Shares (40151)	Direct

Footnotes

F1: The Common Shares sold by the Reporting Person and reported herein were sold at a range of between $65.00 and $65.26 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.

F2: The Common Shares sold by the Reporting Person and reported herein were sold at a range of between $65.00 and $65.05 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.

F3: Of the total, 35,000 options vested on 02/28/2005, that date being the third anniversary date of the award, and 5,151 options vested on 02/28/2007, that date being the fifth anniversary date of the award.