ASSURED GUARANTY LTD — Director's Dealing 2011

Apr 1, 2011

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: ASSURED GUARANTY LTD (AGO)
CIK: 0001273813
Period of Report: 2011-03-31

Reporting Person: McCarthy Sean (Chief Operating Officer*)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2011-03-31	Common Shares	D	87615.0534	—	Disposed	135974	Direct
2011-03-31	Common Shares	F	65286	$14.9	Disposed	70688	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2011-03-31	Employee Stock Options	$12.66	D	66667	Disposed	2019-07-01	Common Stock (66667)	Direct
2011-03-31	Employee Stock Options	$19.79	D	26667	Disposed	2020-02-24	Common Stock (26667)	Direct

Footnotes

F1: Forfeited restricted share units due to resignation.

F2: Common Shares being withheld to pay tax liability on Common Shares being distributed from FSAH 1989 Supplemental Eexecutive Retirement Plan.

F3: Forfeiture of unvested options due to resignation.

F4: Pursuant to the Assured Guaranty Ltd. 2004 Long Term Incentive Plan (the "Plan"), the options being forfeited are to vest as follows: 33,333 options are scheduled to vest on 7/1/2011 with the remainder scheduled to vest on 7/1/2012.

F5: Pursuant to the Plan, the options being forfeited are to vest as follows: 13,333 are scheduled to vest on 2/24/2012 and remainder are scheduled to vest on 2/24/2013.

F6: Total included options from other tranches with different exercise prices and expiration dates.