Chubb Ltd — Director's Dealing 2010

Mar 1, 2010

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: ACE Ltd (ACE)
CIK: 0000896159
Period of Report: 2010-02-25

Reporting Person: Cusumano Robert (General Counsel)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2010-02-25	Common Shares	A	12470	—	Acquired	74269	Direct
2010-02-25	Common Shares	A	6140	—	Acquired	80409	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2010-02-25	Options to Acquire Common Shares	$50.37	A	15510	Acquired	2020-02-25	Common Shares (15510)	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Shares	2300	Indirect

Footnotes

F1: Restricted stock award pursuant to ACE Limited 2004 Long-Term Incentive Plan. Stock vests as follows: 1/4 on the first anniversary of the date of the award, 1/4 on the second anniversary of the date of the award, 1/4 on the third anniversary of the date of the award and 1/4 on the fourth anniversary of the date of the award.

F2: Restricted stock award pursuant to ACE Limited 2004 Long-Term Incentive Plan. Stock vests as follows: 1/4 on the first anniversary of the date of the award, 1/4 on the second anniversary of the date of the award, 1/4 on the third anniversary of the date of the award and 1/4 on the fourth anniversary of the date of the award, subject to the satisfaction of certain performance based criteria.

F3: Option award pursuant to the ACE Limited 2004 Long-Term Incentive Plan. Options vest as follows: 1/3 on the first anniversary of the date of the award, 1/3 on the second anniversary of the date of the award and 1/3 on the third anniversay of the date of the award.

F4: Total included options from other tranches with different exercise prices, vesting dates and expiration dates.