SEC Form 4

FORM 4		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 or Section 30(h) of the Investment Company Act of 1940	OMB APPROVAL OMB Number: 3235-0287 Estimated average burden hours per response: 0.5
	Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

1. Name and Address of Reporting Person* WL ROSS & CO LLC (Last) (First) (Middle) 1166 AVENUE OF THE AMERICAS (Street) NEW YORK NY 10036 (City) (State) (Zip)	2. Issuer Name and Ticker or Trading Symbol ASSURED GUARANTY LTD [ AGO ]	5. Relationship of Reporting Person(s) to Issuer (Check all applicable) Director X 10% Owner Officer (give title below) Other (specify below)
	3. Date of Earliest Transaction (Month/Day/Year) 02/28/2008
	4. If Amendment, Date of Original Filed (Month/Day/Year)	6. Individual or Joint/Group Filing (Check Applicable Line) Form filed by One Reporting Person X Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	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 Stock	04/08/2008		P		10,651,896	A	$250,000,000	12,166,396	I	See footnote(1)(2)(3)(4)(5)(6)

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 (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	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 (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (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: 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

1. Name and Address of Reporting Person* WL ROSS & CO LLC (Last) (First) (Middle) 1166 AVENUE OF THE AMERICAS (Street) NEW YORK NY 10036 (City) (State) (Zip) Relationship of Reporting Person(s) to Issuer Director X 10% Owner Officer (give title below) Other (specify below)

1. Name and Address of Reporting Person* ROSS WILBUR L JR (Last) (First) (Middle) 1166 AVENUE OF THE AMERICAS (Street) NEW YORK NY 10036 (City) (State) (Zip) Relationship of Reporting Person(s) to Issuer Director X 10% Owner Officer (give title below) Other (specify below)

1. Name and Address of Reporting Person* WL Ross Group, L.P. (Last) (First) (Middle) 1166 AVENUE OF THE AMERICAS (Street) NEW YORK NY 10036 (City) (State) (Zip) Relationship of Reporting Person(s) to Issuer Director X 10% Owner Officer (give title below) Other (specify below)

1. Name and Address of Reporting Person* El Vedado, LLC (Last) (First) (Middle) 328 EL VEDADO ROAD (Street) PALM BEACH FL 33480 (City) (State) (Zip) Relationship of Reporting Person(s) to Issuer Director X 10% Owner Officer (give title below) Other (specify below)

Explanation of Responses:

1. WLR Recovery Fund IV, L.P. ("Fund IV"), WLR Recovery Fund III, L.P. ("Fund III"), WLR IV Parallel ESC, L.P. ("Parallel Fund") and WLR/GS Master Co-Investment, L.P. ("WLR/GS Fund") purchased 10,651,896 shares of common stock in connection with the Issuer's private placement pursuant to an Investment Agreement dated as of February 28, 2008, between Assured Guaranty Ltd. ("AGO") and Fund IV (the "Investment Agreement") for cash consideration of $250,000,000 (the "Initial Investment"). WL Ross & Co. LLC ("WLR"), the investment manager of Fund IV, is entitled to allocate purchase obligations under the Investment Agreement (and any associated rights) among the other investment funds it manages.

2. Fund IV is the beneficial owner of 1,379,400 shares of common stock acquired prior to the execution of the Investment Agreement and can be deemed to share voting and dispositive power of an additional 135,100 shares that are owned by Fund III and Parallel Fund, affiliates of Fund IV. WLR Recovery Associates IV LLC is the general partner and WL Ross & Co. LLC is the investment manager of Fund IV. WL Ross Group, L.P. is the managing member of WLR Recovery Associates IV LLC. El Vedado, LLC is the general partner of WL Ross Group, L.P. Wilbur L. Ross, Jr. is the managing member of El Vedado, LLC. Accordingly, Wilbur L. Ross, Jr., El Vedado, LLC, WL Ross Group, L.P., WLR Recovery Associates IV LLC and WL Ross & Co. LLC can be deemed to share voting and dispositive power over the shares to be held by Fund IV.

3. Fund III is the beneficial owner of 130,300 shares of common stock acquired prior to the execution of the Investment Agreement and can be deemed to share voting and dispositive power of an additional 1,384,200 shares that are owned by Fund IV and Parallel Fund, affiliates of Fund III. WLR Recovery Associates III LLC is the general partner and WL Ross & Co. LLC is the investment manager of Fund III. WL Ross Group, L.P. is the managing member of WLR Recovery Associates III LLC. El Vedado, LLC is the general partner of WL Ross Group, L.P. Wilbur L. Ross, Jr. is the managing member of El Vedado, LLC. Accordingly, Wilbur L. Ross, Jr., El Vedado, LLC, WL Ross Group, L.P., WLR Recovery Associates III LLC and WL Ross & Co. LLC can be deemed to share voting and dispositive power over the shares to be held directly by Fund III.

4. Parallel Fund is the beneficial owner of 4,800 shares of common stock acquired prior to the execution of the Investment Agreement and can be deemed to share voting and dispositive power of an additional 1,509,700 shares that are owned by Fund III and Fund IV, affiliates of Parallel Fund. INVESCO WLR IV Associates LLC is the general partner of Parallel Fund. INVESCO Private Capital, Inc. is the managing member of INVESCO WLR IV Associates LLC. INVESCO WLR IV Associates LLC and WLR Recovery Associates IV LLC have entered into a parallel investment agreement whereby Parallel Fund will invest on a pro rata basis in the same investments as Fund IV. Accordingly, INVESCO WLR IV Associates LLC, INVESCO Private Capital, Inc. WLR Recovery Associates IV LLC, WL Ross Group, L.P. El Vedado, LLC, WL Ross & Co. LLC and Wilbur L. Ross, Jr. can be deemed to share beneficial ownership over the shares to be held directly by Parallel Fund.

5. WLR/GS Fund can be deemed to share voting and dispositive power of 1,514,500 shares that were acquired by Fund III, Fund IV and Parallel Fund, affiliates of WLR/GS Fund, prior to the execution of the Investment Agreement. WLR Master Co-Investment GP, LLC is the general partner and WL Ross & Co. LLC is the investment manager of WLR/GS Fund. WL Ross Group, L.P. is the managing member of WLR Master Co-Investment GP, LLC. El Vedado, LLC is the general partner of WL Ross Group, L.P. Wilbur L. Ross, Jr. is the managing member of El Vedado, LLC. Accordingly, Wilbur L. Ross, Jr., El Vedado, LLC, WL Ross Group, L.P., WLR Master Co-Investment GP, LLC and WL Ross & Co. LLC can be deemed to share voting and dispositive power over the shares to be held by WLR/GS Fund.

6. Shares directly owned by WLR Recovery Fund IV, L.P., WLR Recovery Fund III, L.P., WLR/GS Master Co-Investment, L.P. and WLR IV Parallel ESC, L.P.

Remarks:

This Form 4 should be read in conjunction with the Form 4 filed simultaneously for WL Ross & Co LLC, WLR Recovery Fund IV, L.P., WLR Recovery Fund III, L.P., WLR IV Parallel ESC, L.P., WLR/GS Master Co-Investment, L.P., INVESCO WLR IV Associates LLC, WLR Recovery Associates IV LLC, WLR Recovery Associates III LLC and WLR Master Co-Investment GP LLC for a full listing of all reporting persons.

	/s/ Wilbur L. Ross, Jr., its Managing Member for WL ROSS & CO. LLC	04/08/2008
	/s/ Wilbur L. Ross, Jr.	04/08/2008
	/s/ Wilbur L. Ross, Jr., its Managing Member, El Vedado, LLC, its General Partner for WL ROSS GROUP, L.P.	04/08/2008
	/s/ Wilbur L. Ross, Jr., its Managing Member for EL VEDADO, LLC	04/08/2008
	** Signature of Reporting Person	Date
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