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<SEC-DOCUMENT>0001193125-10-100804.txt : 20100430
<SEC-HEADER>0001193125-10-100804.hdr.sgml : 20100430
<ACCEPTANCE-DATETIME>20100430100136
ACCESSION NUMBER:		0001193125-10-100804
CONFORMED SUBMISSION TYPE:	DEFA14A
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20100430
DATE AS OF CHANGE:		20100430
EFFECTIVENESS DATE:		20100430

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			AMBAC FINANCIAL GROUP INC
		CENTRAL INDEX KEY:			0000874501
		STANDARD INDUSTRIAL CLASSIFICATION:	SURETY INSURANCE [6351]
		IRS NUMBER:				133621676
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		DEFA14A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-10777
		FILM NUMBER:		10784319

	BUSINESS ADDRESS:	
		STREET 1:		ONE STATE ST PLZ
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10004
		BUSINESS PHONE:		2126680340

	MAIL ADDRESS:	
		STREET 1:		ONE STATE ST PLZ
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10004

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	AMBAC INC /DE/
		DATE OF NAME CHANGE:	19930328
</SEC-HEADER>
<DOCUMENT>
<TYPE>DEFA14A
<SEQUENCE>1
<FILENAME>ddefa14a.htm
<DESCRIPTION>DEFINITIVE ADDITIONAL MATERIALS
<TEXT>
<HTML><HEAD>
<TITLE>Definitive Additional Materials</TITLE>
</HEAD>
 <BODY BGCOLOR="WHITE">

 <P STYLE="margin-top:0px;margin-bottom:0px" ALIGN="center"><FONT STYLE="font-family:Times New Roman" SIZE="4"><B>UNITED STATES </B></FONT></P>
<P STYLE="margin-top:0px;margin-bottom:0px" ALIGN="center"><FONT STYLE="font-family:Times New Roman" SIZE="4"><B>SECURITIES AND EXCHANGE COMMISSION </B></FONT></P>
<P STYLE="margin-top:0px;margin-bottom:0px" ALIGN="center"><FONT STYLE="font-family:Times New Roman" SIZE="3"><B>Washington, D.C. 20549 </B></FONT></P> <P STYLE="margin-top:0px;margin-bottom:0px"><FONT SIZE="1">&nbsp;</FONT></P>
<P STYLE="margin-top:0px;margin-bottom:0px"><FONT SIZE="1">&nbsp;</FONT></P> <P STYLE="margin-top:0px;margin-bottom:0px" ALIGN="center"><FONT STYLE="font-family:Times New Roman" SIZE="5"><B>SCHEDULE 14A </B></FONT></P>
<P STYLE="margin-top:0px;margin-bottom:0px"><FONT SIZE="1">&nbsp;</FONT></P> <P STYLE="margin-top:0px;margin-bottom:0px" ALIGN="center"><FONT STYLE="font-family:Times New Roman" SIZE="3"><B>Proxy Statement Pursuant to Section 14(a) of the Securities
Exchange Act of 1934 </B></FONT></P> <P STYLE="margin-top:0px;margin-bottom:0px"><FONT SIZE="1">&nbsp;</FONT></P> <P STYLE="margin-top:0px;margin-bottom:0px"><FONT SIZE="1">&nbsp;</FONT></P>
<P STYLE="margin-top:0px;margin-bottom:0px; margin-left:2%; text-indent:-2%"><FONT STYLE="font-family:Times New Roman" SIZE="2">Filed by the Registrant
<FONT STYLE="FONT-FAMILY:WINGDINGS">&#120;</FONT>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Filed by a Party other than the Registrant <FONT STYLE="FONT-FAMILY:WINGDINGS">&#168;</FONT></FONT></P>
<P STYLE="margin-top:0px;margin-bottom:0px"><FONT SIZE="1">&nbsp;</FONT></P> <P STYLE="margin-top:0px;margin-bottom:0px"><FONT SIZE="1">&nbsp;</FONT></P>
<P STYLE="margin-top:0px;margin-bottom:0px; margin-left:2%; text-indent:-2%"><FONT STYLE="font-family:Times New Roman" SIZE="2">Check the appropriate box: </FONT></P> <P STYLE="margin-top:0px;margin-bottom:0px"><FONT SIZE="1">&nbsp;</FONT></P>
<TABLE STYLE="BORDER-COLLAPSE:COLLAPSE" BORDER="0" CELLPADDING="0" CELLSPACING="0" WIDTH="100%">
<TR>
<TD WIDTH="3%" VALIGN="top" ALIGN="left"><FONT STYLE="font-family:Times New Roman" SIZE="2"><FONT STYLE="FONT-FAMILY:WINGDINGS">&#168;</FONT>&nbsp;</FONT></TD>
<TD WIDTH="1%" VALIGN="top"><FONT SIZE="1">&nbsp;</FONT></TD>
<TD ALIGN="left" VALIGN="top"><FONT STYLE="font-family:Times New Roman" SIZE="2">Preliminary Proxy Statement </FONT></TD></TR></TABLE> <P STYLE="margin-top:0px;margin-bottom:-6px"><FONT SIZE="1">&nbsp;</FONT></P>
<TABLE STYLE="BORDER-COLLAPSE:COLLAPSE" BORDER="0" CELLPADDING="0" CELLSPACING="0" WIDTH="100%">
<TR>
<TD WIDTH="3%" VALIGN="top" ALIGN="left"><FONT STYLE="font-family:Times New Roman" SIZE="2"><FONT STYLE="FONT-FAMILY:WINGDINGS">&#168;</FONT>&nbsp;</FONT></TD>
<TD WIDTH="1%" VALIGN="top"><FONT SIZE="1">&nbsp;</FONT></TD>
<TD ALIGN="left" VALIGN="top"><FONT STYLE="font-family:Times New Roman" SIZE="2">Confidential, for Use of the Commission Only&nbsp;(as permitted by Rule 14a-6(e)(2)) </FONT></TD></TR></TABLE>
<P STYLE="margin-top:0px;margin-bottom:-6px"><FONT SIZE="1">&nbsp;</FONT></P>
<TABLE STYLE="BORDER-COLLAPSE:COLLAPSE" BORDER="0" CELLPADDING="0" CELLSPACING="0" WIDTH="100%">
<TR>
<TD WIDTH="3%" VALIGN="top" ALIGN="left"><FONT STYLE="font-family:Times New Roman" SIZE="2"><FONT STYLE="FONT-FAMILY:WINGDINGS">&#168;</FONT>&nbsp;</FONT></TD>
<TD WIDTH="1%" VALIGN="top"><FONT SIZE="1">&nbsp;</FONT></TD>
<TD ALIGN="left" VALIGN="top"><FONT STYLE="font-family:Times New Roman" SIZE="2">Definitive Proxy Statement </FONT></TD></TR></TABLE> <P STYLE="margin-top:0px;margin-bottom:-6px"><FONT SIZE="1">&nbsp;</FONT></P>
<TABLE STYLE="BORDER-COLLAPSE:COLLAPSE" BORDER="0" CELLPADDING="0" CELLSPACING="0" WIDTH="100%">
<TR>
<TD WIDTH="3%" VALIGN="top" ALIGN="left"><FONT STYLE="font-family:Times New Roman" SIZE="2"><FONT STYLE="FONT-FAMILY:WINGDINGS">&#120;</FONT>&nbsp;</FONT></TD>
<TD WIDTH="1%" VALIGN="top"><FONT SIZE="1">&nbsp;</FONT></TD>
<TD ALIGN="left" VALIGN="top"><FONT STYLE="font-family:Times New Roman" SIZE="2">Definitive Additional Materials </FONT></TD></TR></TABLE> <P STYLE="margin-top:0px;margin-bottom:-6px"><FONT SIZE="1">&nbsp;</FONT></P>
<TABLE STYLE="BORDER-COLLAPSE:COLLAPSE" BORDER="0" CELLPADDING="0" CELLSPACING="0" WIDTH="100%">
<TR>
<TD WIDTH="3%" VALIGN="top" ALIGN="left"><FONT STYLE="font-family:Times New Roman" SIZE="2"><FONT STYLE="FONT-FAMILY:WINGDINGS">&#168;</FONT>&nbsp;</FONT></TD>
<TD WIDTH="1%" VALIGN="top"><FONT SIZE="1">&nbsp;</FONT></TD>
<TD ALIGN="left" VALIGN="top"><FONT STYLE="font-family:Times New Roman" SIZE="2">Soliciting Material Pursuant to &#167;240.14a-12 </FONT></TD></TR></TABLE> <P STYLE="margin-top:0px;margin-bottom:0px"><FONT SIZE="1">&nbsp;</FONT></P>
<P STYLE="margin-top:0px;margin-bottom:0px"><FONT SIZE="1">&nbsp;</FONT></P> <P STYLE="margin-top:0px;margin-bottom:0px"><FONT SIZE="1">&nbsp;</FONT></P> <P STYLE="margin-top:0px;margin-bottom:0px"><FONT SIZE="1">&nbsp;</FONT></P>
<P STYLE="margin-top:0px;margin-bottom:0px" ALIGN="center"><FONT STYLE="font-family:Times New Roman" SIZE="5"><B>Ambac Financial Group, Inc. </B></FONT></P><HR SIZE="1" NOSHADE STYLE="color:#000000" ALIGN="left">
<P STYLE="margin-top:0px;margin-bottom:0px" ALIGN="center"><FONT STYLE="font-family:Times New Roman" SIZE="1"><B>(Name of Registrant as Specified In Its Charter) </B></FONT></P>
<P STYLE="margin-top:0px;margin-bottom:0px"><FONT SIZE="1">&nbsp;</FONT></P> <P STYLE="margin-top:0px;margin-bottom:0px"><FONT SIZE="1">&nbsp;</FONT></P> <P STYLE="margin-top:0px;margin-bottom:0px"><FONT SIZE="1">&nbsp;</FONT></P>
<P STYLE="margin-top:0px;margin-bottom:0px"><FONT SIZE="1">&nbsp;</FONT></P>
<P STYLE="margin-top:0px;margin-bottom:0px" ALIGN="center"><FONT STYLE="font-family:Times New Roman" SIZE="3"><B>&nbsp;&nbsp;</B></FONT></P><HR SIZE="1" NOSHADE STYLE="color:#000000" ALIGN="left">
<P STYLE="margin-top:0px;margin-bottom:0px" ALIGN="center"><FONT STYLE="font-family:Times New Roman" SIZE="1"><B>(Name of Person(s) Filing Proxy Statement, if other than the Registrant) </B></FONT></P>
<P STYLE="margin-top:0px;margin-bottom:0px"><FONT SIZE="1">&nbsp;</FONT></P> <P STYLE="margin-top:0px;margin-bottom:0px"><FONT SIZE="1">&nbsp;</FONT></P>
<P STYLE="margin-top:0px;margin-bottom:0px; margin-left:2%; text-indent:-2%"><FONT STYLE="font-family:Times New Roman" SIZE="2">Payment of Filing Fee (Check the appropriate box): </FONT></P>
<P STYLE="margin-top:0px;margin-bottom:0px"><FONT SIZE="1">&nbsp;</FONT></P>
<TABLE STYLE="BORDER-COLLAPSE:COLLAPSE" BORDER="0" CELLPADDING="0" CELLSPACING="0" WIDTH="100%">
<TR>
<TD WIDTH="3%" VALIGN="top" ALIGN="left"><FONT STYLE="font-family:Times New Roman" SIZE="2"><FONT STYLE="FONT-FAMILY:WINGDINGS">&#120;</FONT>&nbsp;</FONT></TD>
<TD WIDTH="1%" VALIGN="top"><FONT SIZE="1">&nbsp;</FONT></TD>
<TD ALIGN="left" VALIGN="top"><FONT STYLE="font-family:Times New Roman" SIZE="2">No fee required. </FONT></TD></TR></TABLE> <P STYLE="margin-top:0px;margin-bottom:-6px"><FONT SIZE="1">&nbsp;</FONT></P>
<TABLE STYLE="BORDER-COLLAPSE:COLLAPSE" BORDER="0" CELLPADDING="0" CELLSPACING="0" WIDTH="100%">
<TR>
<TD WIDTH="3%" VALIGN="top" ALIGN="left"><FONT STYLE="font-family:Times New Roman" SIZE="2"><FONT STYLE="FONT-FAMILY:WINGDINGS">&#168;</FONT>&nbsp;</FONT></TD>
<TD WIDTH="1%" VALIGN="top"><FONT SIZE="1">&nbsp;</FONT></TD>
<TD ALIGN="left" VALIGN="top"><FONT STYLE="font-family:Times New Roman" SIZE="2">Fee computed on table below per Exchange Act Rules 14a-6(i)(1) and 0-11. </FONT></TD></TR></TABLE> <P STYLE="margin-top:0px;margin-bottom:0px"><FONT SIZE="1">&nbsp;
</FONT></P>
<TABLE STYLE="BORDER-COLLAPSE:COLLAPSE" BORDER="0" CELLPADDING="0" CELLSPACING="0" WIDTH="100%">
<TR>
<TD WIDTH="4%"><FONT SIZE="1">&nbsp;</FONT></TD>
<TD WIDTH="3%" VALIGN="top" ALIGN="left"><FONT STYLE="font-family:Times New Roman" SIZE="2">(1)&nbsp;</FONT></TD>
<TD WIDTH="1%" VALIGN="top"><FONT SIZE="1">&nbsp;</FONT></TD>
<TD ALIGN="left" VALIGN="top"><FONT STYLE="font-family:Times New Roman" SIZE="2">Title of each class of securities to which transaction applies: </FONT></TD></TR></TABLE> <P STYLE="margin-top:0px;margin-bottom:0px"><FONT SIZE="1">&nbsp;</FONT></P>
<P STYLE="margin-top:0px;margin-bottom:0px; margin-left:5%" ALIGN="center"><FONT STYLE="font-family:Times New Roman" SIZE="3">&nbsp;&nbsp;</FONT></P><HR SIZE="1" NOSHADE STYLE="color:#000000" ALIGN="left">
<TABLE STYLE="BORDER-COLLAPSE:COLLAPSE" BORDER="0" CELLPADDING="0" CELLSPACING="0" WIDTH="100%">
<TR>
<TD WIDTH="4%"><FONT SIZE="1">&nbsp;</FONT></TD>
<TD WIDTH="3%" VALIGN="top" ALIGN="left"><FONT STYLE="font-family:Times New Roman" SIZE="2">(2)&nbsp;</FONT></TD>
<TD WIDTH="1%" VALIGN="top"><FONT SIZE="1">&nbsp;</FONT></TD>
<TD ALIGN="left" VALIGN="top"><FONT STYLE="font-family:Times New Roman" SIZE="2">Aggregate number of securities to which transaction applies: </FONT></TD></TR></TABLE> <P STYLE="margin-top:0px;margin-bottom:0px"><FONT SIZE="1">&nbsp;</FONT></P>
<P STYLE="margin-top:0px;margin-bottom:0px; margin-left:5%" ALIGN="center"><FONT STYLE="font-family:Times New Roman" SIZE="3">&nbsp;&nbsp;</FONT></P><HR SIZE="1" NOSHADE STYLE="color:#000000" ALIGN="left">
<TABLE STYLE="BORDER-COLLAPSE:COLLAPSE" BORDER="0" CELLPADDING="0" CELLSPACING="0" WIDTH="100%">
<TR>
<TD WIDTH="4%"><FONT SIZE="1">&nbsp;</FONT></TD>
<TD WIDTH="3%" VALIGN="top" ALIGN="left"><FONT STYLE="font-family:Times New Roman" SIZE="2">(3)&nbsp;</FONT></TD>
<TD WIDTH="1%" VALIGN="top"><FONT SIZE="1">&nbsp;</FONT></TD>
<TD ALIGN="left" VALIGN="top"><FONT STYLE="font-family:Times New Roman" SIZE="2">Per unit price or other underlying value of transaction computed pursuant to Exchange Act Rule 0-11 (set forth the amount on which the filing fee is calculated and
state how it was determined): </FONT></TD></TR></TABLE> <P STYLE="margin-top:0px;margin-bottom:0px"><FONT SIZE="1">&nbsp;</FONT></P>
<P STYLE="margin-top:0px;margin-bottom:0px; margin-left:5%" ALIGN="center"><FONT STYLE="font-family:Times New Roman" SIZE="3">&nbsp;&nbsp;</FONT></P><HR SIZE="1" NOSHADE STYLE="color:#000000" ALIGN="left">
<TABLE STYLE="BORDER-COLLAPSE:COLLAPSE" BORDER="0" CELLPADDING="0" CELLSPACING="0" WIDTH="100%">
<TR>
<TD WIDTH="4%"><FONT SIZE="1">&nbsp;</FONT></TD>
<TD WIDTH="3%" VALIGN="top" ALIGN="left"><FONT STYLE="font-family:Times New Roman" SIZE="2">(4)&nbsp;</FONT></TD>
<TD WIDTH="1%" VALIGN="top"><FONT SIZE="1">&nbsp;</FONT></TD>
<TD ALIGN="left" VALIGN="top"><FONT STYLE="font-family:Times New Roman" SIZE="2">Proposed maximum aggregate value of transaction: </FONT></TD></TR></TABLE> <P STYLE="margin-top:0px;margin-bottom:0px"><FONT SIZE="1">&nbsp;</FONT></P>
<P STYLE="margin-top:0px;margin-bottom:0px; margin-left:5%" ALIGN="center"><FONT STYLE="font-family:Times New Roman" SIZE="3">&nbsp;&nbsp;</FONT></P><HR SIZE="1" NOSHADE STYLE="color:#000000" ALIGN="left">
<TABLE STYLE="BORDER-COLLAPSE:COLLAPSE" BORDER="0" CELLPADDING="0" CELLSPACING="0" WIDTH="100%">
<TR>
<TD WIDTH="4%"><FONT SIZE="1">&nbsp;</FONT></TD>
<TD WIDTH="3%" VALIGN="top" ALIGN="left"><FONT STYLE="font-family:Times New Roman" SIZE="2">(5)&nbsp;</FONT></TD>
<TD WIDTH="1%" VALIGN="top"><FONT SIZE="1">&nbsp;</FONT></TD>
<TD ALIGN="left" VALIGN="top"><FONT STYLE="font-family:Times New Roman" SIZE="2">Total fee paid: </FONT></TD></TR></TABLE> <P STYLE="margin-top:0px;margin-bottom:0px"><FONT SIZE="1">&nbsp;</FONT></P>
<P STYLE="margin-top:0px;margin-bottom:0px; margin-left:5%" ALIGN="center"><FONT STYLE="font-family:Times New Roman" SIZE="3">&nbsp;&nbsp;</FONT></P><HR SIZE="1" NOSHADE STYLE="color:#000000" ALIGN="left">
<TABLE STYLE="BORDER-COLLAPSE:COLLAPSE" BORDER="0" CELLPADDING="0" CELLSPACING="0" WIDTH="100%">
<TR>
<TD WIDTH="4%" VALIGN="top" ALIGN="left"></TD></TR></TABLE> <P STYLE="margin-top:0px;margin-bottom:0px"><FONT SIZE="1">&nbsp;</FONT></P>
<TABLE STYLE="BORDER-COLLAPSE:COLLAPSE" BORDER="0" CELLPADDING="0" CELLSPACING="0" WIDTH="100%">
<TR>
<TD WIDTH="3%" VALIGN="top" ALIGN="left"><FONT STYLE="font-family:Times New Roman" SIZE="2"><FONT STYLE="FONT-FAMILY:WINGDINGS">&#168;</FONT>&nbsp;</FONT></TD>
<TD WIDTH="1%" VALIGN="top"><FONT SIZE="1">&nbsp;</FONT></TD>
<TD ALIGN="left" VALIGN="top"><FONT STYLE="font-family:Times New Roman" SIZE="2">Fee paid previously with preliminary materials. </FONT></TD></TR></TABLE> <P STYLE="margin-top:0px;margin-bottom:0px"><FONT SIZE="1">&nbsp;</FONT></P>
<TABLE STYLE="BORDER-COLLAPSE:COLLAPSE" BORDER="0" CELLPADDING="0" CELLSPACING="0" WIDTH="100%">
<TR>
<TD WIDTH="3%" VALIGN="top" ALIGN="left"><FONT STYLE="font-family:Times New Roman" SIZE="2"><FONT STYLE="FONT-FAMILY:WINGDINGS">&#168;</FONT>&nbsp;</FONT></TD>
<TD WIDTH="1%" VALIGN="top"><FONT SIZE="1">&nbsp;</FONT></TD>
<TD ALIGN="left" VALIGN="top"><FONT STYLE="font-family:Times New Roman" SIZE="2">Check box if any part of the fee is offset as provided by Exchange Act Rule 0-11(a)(2) and identify the filing for which the offsetting fee was paid previously.
Identify the previous filing by registration statement number, or the Form or Schedule and the date of its filing. </FONT></TD></TR></TABLE> <P STYLE="margin-top:0px;margin-bottom:0px"><FONT SIZE="1">&nbsp;</FONT></P>
<TABLE STYLE="BORDER-COLLAPSE:COLLAPSE" BORDER="0" CELLPADDING="0" CELLSPACING="0" WIDTH="100%">
<TR>
<TD WIDTH="4%"><FONT SIZE="1">&nbsp;</FONT></TD>
<TD WIDTH="3%" VALIGN="top" ALIGN="left"><FONT STYLE="font-family:Times New Roman" SIZE="2">(1)&nbsp;</FONT></TD>
<TD WIDTH="1%" VALIGN="top"><FONT SIZE="1">&nbsp;</FONT></TD>
<TD ALIGN="left" VALIGN="top"><FONT STYLE="font-family:Times New Roman" SIZE="2">Amount Previously Paid: </FONT></TD></TR></TABLE> <P STYLE="margin-top:0px;margin-bottom:0px"><FONT SIZE="1">&nbsp;</FONT></P>
<P STYLE="margin-top:0px;margin-bottom:0px; margin-left:5%" ALIGN="center"><FONT STYLE="font-family:Times New Roman" SIZE="3">&nbsp;&nbsp;</FONT></P><HR SIZE="1" NOSHADE STYLE="color:#000000" ALIGN="left">
<TABLE STYLE="BORDER-COLLAPSE:COLLAPSE" BORDER="0" CELLPADDING="0" CELLSPACING="0" WIDTH="100%">
<TR>
<TD WIDTH="4%"><FONT SIZE="1">&nbsp;</FONT></TD>
<TD WIDTH="3%" VALIGN="top" ALIGN="left"><FONT STYLE="font-family:Times New Roman" SIZE="2">(2)&nbsp;</FONT></TD>
<TD WIDTH="1%" VALIGN="top"><FONT SIZE="1">&nbsp;</FONT></TD>
<TD ALIGN="left" VALIGN="top"><FONT STYLE="font-family:Times New Roman" SIZE="2">Form, Schedule or Registration Statement No.: </FONT></TD></TR></TABLE> <P STYLE="margin-top:0px;margin-bottom:0px"><FONT SIZE="1">&nbsp;</FONT></P>
<P STYLE="margin-top:0px;margin-bottom:0px; margin-left:5%" ALIGN="center"><FONT STYLE="font-family:Times New Roman" SIZE="3">&nbsp;&nbsp;</FONT></P><HR SIZE="1" NOSHADE STYLE="color:#000000" ALIGN="left">
<TABLE STYLE="BORDER-COLLAPSE:COLLAPSE" BORDER="0" CELLPADDING="0" CELLSPACING="0" WIDTH="100%">
<TR>
<TD WIDTH="4%"><FONT SIZE="1">&nbsp;</FONT></TD>
<TD WIDTH="3%" VALIGN="top" ALIGN="left"><FONT STYLE="font-family:Times New Roman" SIZE="2">(3)&nbsp;</FONT></TD>
<TD WIDTH="1%" VALIGN="top"><FONT SIZE="1">&nbsp;</FONT></TD>
<TD ALIGN="left" VALIGN="top"><FONT STYLE="font-family:Times New Roman" SIZE="2">Filing Party: </FONT></TD></TR></TABLE> <P STYLE="margin-top:0px;margin-bottom:0px"><FONT SIZE="1">&nbsp;</FONT></P>
<P STYLE="margin-top:0px;margin-bottom:0px; margin-left:5%" ALIGN="center"><FONT STYLE="font-family:Times New Roman" SIZE="3">&nbsp;&nbsp;</FONT></P><HR SIZE="1" NOSHADE STYLE="color:#000000" ALIGN="left">
<TABLE STYLE="BORDER-COLLAPSE:COLLAPSE" BORDER="0" CELLPADDING="0" CELLSPACING="0" WIDTH="100%">
<TR>
<TD WIDTH="4%"><FONT SIZE="1">&nbsp;</FONT></TD>
<TD WIDTH="3%" VALIGN="top" ALIGN="left"><FONT STYLE="font-family:Times New Roman" SIZE="2">(4)&nbsp;</FONT></TD>
<TD WIDTH="1%" VALIGN="top"><FONT SIZE="1">&nbsp;</FONT></TD>
<TD ALIGN="left" VALIGN="top"><FONT STYLE="font-family:Times New Roman" SIZE="2">Date Filed: </FONT></TD></TR></TABLE> <P STYLE="margin-top:0px;margin-bottom:0px"><FONT SIZE="1">&nbsp;</FONT></P>
<P STYLE="margin-top:0px;margin-bottom:0px; margin-left:5%" ALIGN="center"><FONT STYLE="font-family:Times New Roman" SIZE="3">&nbsp;&nbsp;</FONT></P><HR SIZE="1" NOSHADE STYLE="color:#000000" ALIGN="left">

<p Style='page-break-before:always'>
<HR  SIZE="3" style="COLOR:#999999" WIDTH="100%" ALIGN="CENTER">

 <P STYLE="margin-top:0px;margin-bottom:0px" ALIGN="center"><FONT STYLE="font-family:Times New Roman" SIZE="2"><B>*** Exercise Your </B><B><I>Right</I></B><B> to Vote *** </B></FONT></P>
<P STYLE="margin-top:0px;margin-bottom:0px" ALIGN="center"><FONT STYLE="font-family:Times New Roman" SIZE="2"><B>Important Notice Regarding the Availability of Proxy Materials for the </B></FONT></P>
<P STYLE="margin-top:0px;margin-bottom:0px" ALIGN="center"><FONT STYLE="font-family:Times New Roman" SIZE="2"><B>Shareholder Meeting to Be Held on June&nbsp;14, 2010 </B></FONT></P>
<P STYLE="font-size:8px;margin-top:0px;margin-bottom:0px">&nbsp;</P>
<TABLE CELLSPACING="0" CELLPADDING="0" WIDTH="92%" BORDER="0" ALIGN="center">

<TR>
<TD WIDTH="50%"></TD>
<TD VALIGN="bottom" WIDTH="1%"></TD>
<TD WIDTH="49%"></TD></TR>
<TR>
<TD VALIGN="top"></TD>
<TD VALIGN="bottom" STYLE="BORDER-LEFT:1px solid #000000; BORDER-TOP:1px solid #000000"><FONT SIZE="1">&nbsp;</FONT></TD>
<TD VALIGN="bottom" STYLE="BORDER-TOP:1px solid #000000; BORDER-RIGHT:1px solid #000000; padding-right:8px"> <P STYLE="font-size:3px;margin-top:0px;margin-bottom:0px">&nbsp;</P>
<P STYLE="margin-top:0px;margin-bottom:1px" ALIGN="center"><FONT STYLE="font-family:Times New Roman" SIZE="2"><B><U>Meeting Information</U></B></FONT></P></TD></TR>
<TR>
<TD VALIGN="top"> <P STYLE="text-indent:2.00em" ALIGN="justify"><FONT STYLE="font-family:Times New Roman" SIZE="2"><B><I>AMBAC FINANCIAL GROUP, INC.</I></B></FONT></P></TD>
<TD VALIGN="bottom" STYLE="BORDER-LEFT:1px solid #000000; BORDER-BOTTOM:1px solid #000000"><FONT SIZE="1">&nbsp;</FONT></TD>
<TD VALIGN="bottom" STYLE="BORDER-RIGHT:1px solid #000000; BORDER-BOTTOM:1px solid #000000; padding-right:8px"> <P STYLE="margin-top:0px;margin-bottom:0px" ALIGN="justify"><FONT STYLE="font-family:Times New Roman" SIZE="2"><B>Meeting Type:
</B>Annual Meeting</FONT></P> <P STYLE="margin-top:0px;margin-bottom:0px" ALIGN="justify"><FONT STYLE="font-family:Times New Roman" SIZE="2"><B>For holders as of: </B>April 20, 2010</FONT></P>
<P STYLE="margin-top:0px;margin-bottom:0px" ALIGN="justify"><FONT STYLE="font-family:Times New Roman" SIZE="2"><B>Date: </B>June 14, 2010 <B>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Time: </B>1:00 PM EST</FONT></P>
<P STYLE="margin-top:0px;margin-bottom:0px" ALIGN="justify"><FONT STYLE="font-family:Times New Roman" SIZE="2"><B>Location: </B>Ambac Executive Offices</FONT></P>
<P STYLE="margin-top:0px;margin-bottom:0px" ALIGN="justify"><FONT STYLE="font-family:Times New Roman" SIZE="2">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;One State Street Plaza</FONT></P>
<P STYLE="margin-top:0px;margin-bottom:0px" ALIGN="justify"><FONT STYLE="font-family:Times New Roman" SIZE="2">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;New York, NY 10004</FONT></P>
<P STYLE="font-size:24px;margin-top:0px;margin-bottom:1px" align="left">&nbsp;</P></TD></TR>
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<TD VALIGN="top"> <P STYLE="margin-top:0px;margin-bottom:0px" ALIGN="justify"><FONT STYLE="font-family:Times New Roman" SIZE="2"><I>AMBAC FINANCIAL GROUP, INC.</I></FONT></P>
<P STYLE="margin-top:0px;margin-bottom:0px" ALIGN="justify"><FONT STYLE="font-family:Times New Roman" SIZE="2"><I>ANNE GILL KELLY</I></FONT></P>
<P STYLE="margin-top:0px;margin-bottom:0px" ALIGN="justify"><FONT STYLE="font-family:Times New Roman" SIZE="2"><I>ONE STATE STREET PLAZA</I></FONT></P>
<P STYLE="margin-top:0px;margin-bottom:1px" ALIGN="justify"><FONT STYLE="font-family:Times New Roman" SIZE="2"><I>NEW YORK, NY 10004</I></FONT></P></TD>
<TD VALIGN="bottom"><FONT SIZE="1">&nbsp;</FONT></TD>
<TD VALIGN="bottom"> <P STYLE="margin-top:0px;margin-bottom:0px" ALIGN="justify"><FONT STYLE="font-family:Times New Roman" SIZE="2">You are receiving this communication because you hold shares in the above named company.</FONT></P>
<P STYLE="font-size:6px;margin-top:0px;margin-bottom:0px" align="left">&nbsp;</P> <P STYLE="margin-top:0px;margin-bottom:0px" ALIGN="justify"><FONT STYLE="font-family:Times New Roman" SIZE="2">This is not a ballot. You cannot use this notice to vote
these shares. This communication presents only an overview of the more complete proxy materials that are available to you on the Internet. You may view the proxy materials online at <I>www.proxyvote.com</I> or easily request a paper copy (see
reverse side).</FONT></P> <P STYLE="font-size:6px;margin-top:0px;margin-bottom:0px" align="left">&nbsp;</P> <P STYLE="margin-top:0px;margin-bottom:0px" ALIGN="justify"><FONT STYLE="font-family:Times New Roman" SIZE="2">We encourage you to access and
review all of the important information contained in the proxy materials before voting.</FONT></P> <P STYLE="font-size:4px;margin-top:0px;margin-bottom:1px" align="left">&nbsp;</P></TD></TR>
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<TD VALIGN="bottom" BGCOLOR="#000000"><FONT SIZE="1">&nbsp;</FONT></TD>
<TD VALIGN="bottom" BGCOLOR="#000000"> <P STYLE="margin-top:0px;margin-bottom:0px" ALIGN="justify"><FONT STYLE="font-family:Times New Roman" SIZE="2" COLOR="#ffffff"><B>See the reverse side of this notice to obtain proxy&nbsp;&nbsp; materials and
voting instructions.</B></FONT></P> <P STYLE="font-size:3px;margin-top:0px;margin-bottom:1px" align="left">&nbsp;</P></TD></TR></TABLE>
<P STYLE="margin-top:12px;margin-bottom:0px" ALIGN="justify"><FONT STYLE="font-family:Times New Roman" SIZE="2">0000064982_1 &nbsp;&nbsp;&nbsp;&nbsp;R2.09.05.010 </FONT></P>

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 <P STYLE="margin-top:0px;margin-bottom:0px" ALIGN="center"><FONT STYLE="font-family:Times New Roman" SIZE="2"><B>&#151;&#151; &nbsp;&nbsp;Before You Vote&nbsp;&nbsp; &#151;&#151; </B></FONT></P>
<P STYLE="margin-top:0px;margin-bottom:0px" ALIGN="center"><FONT STYLE="font-family:Times New Roman" SIZE="2"><B>How to Access the Proxy Materials </B></FONT></P> <P STYLE="font-size:2px;margin-top:0px;margin-bottom:0px">&nbsp;</P>
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<P STYLE="margin-top:0px;margin-bottom:0px" ALIGN="justify"><FONT STYLE="font-family:Times New Roman" SIZE="2"><B>Proxy Materials Available to VIEW or RECEIVE:</B></FONT></P>
<P STYLE="margin-top:0px;margin-bottom:0px; margin-left:1.00em; text-indent:-1.00em" ALIGN="justify"><FONT STYLE="font-family:Times New Roman" SIZE="2">1. Annual Report &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;2. Notice &amp; Proxy Statement
</FONT></P> <P STYLE="font-size:3px;margin-top:0px;margin-bottom:0px" align="left">&nbsp;</P> <P STYLE="margin-top:0px;margin-bottom:0px" ALIGN="justify"><FONT STYLE="font-family:Times New Roman" SIZE="2"><B>How to View Online:</B></FONT></P>
<P STYLE="margin-top:0px;margin-bottom:0px; margin-left:1.00em; text-indent:-1.00em" ALIGN="justify"><FONT STYLE="font-family:Times New Roman" SIZE="2">Have the 12-Digit Control Number available (located on the following page) and visit:
<I>www.proxyvote.com</I>.</FONT></P> <P STYLE="font-size:3px;margin-top:0px;margin-bottom:0px" align="left">&nbsp;</P> <P STYLE="margin-top:0px;margin-bottom:0px" ALIGN="justify"><FONT STYLE="font-family:Times New Roman" SIZE="2"><B>How to Request
and Receive a PAPER or E-MAIL Copy:</B></FONT></P> <P STYLE="margin-top:0px;margin-bottom:0px" ALIGN="justify"><FONT STYLE="font-family:Times New Roman" SIZE="2">If you want to receive a paper or e-mail copy of these documents, you must request one.
There is NO charge for requesting a copy. Please choose one of the following methods to make your request:</FONT></P> <P STYLE="font-size:4px;margin-top:0px;margin-bottom:1px" align="left">&nbsp;</P></TD></TR>
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<TD VALIGN="top" STYLE="BORDER-LEFT:1px solid #000000; padding-left:8px"><FONT SIZE="1">&nbsp;</FONT></TD>
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<TD ALIGN="right" COLSPAN="1" VALIGN="bottom"><FONT STYLE="font-family:Times New Roman" SIZE="2">1</FONT></TD>
<TD COLSPAN="1" NOWRAP VALIGN="bottom"><FONT STYLE="font-family:Times New Roman" SIZE="2">)&nbsp;</FONT></TD>
<TD VALIGN="bottom"><FONT SIZE="1">&nbsp;</FONT></TD>
<TD VALIGN="bottom"> <P ALIGN="justify"><FONT STYLE="font-family:Times New Roman" SIZE="2"><I>BY INTERNET</I>:</FONT></P></TD>
<TD VALIGN="bottom"><FONT SIZE="1">&nbsp;&nbsp;</FONT></TD>
<TD VALIGN="bottom" STYLE="BORDER-RIGHT:1px solid #000000; padding-right:8px"> <P ALIGN="justify"><FONT STYLE="font-family:Times New Roman" SIZE="2">www.proxyvote.com</FONT></P></TD></TR>
<TR>
<TD VALIGN="top" STYLE="BORDER-LEFT:1px solid #000000; padding-left:8px"><FONT SIZE="1">&nbsp;</FONT></TD>
<TD VALIGN="bottom"><FONT SIZE="1">&nbsp;&nbsp;</FONT></TD>
<TD ALIGN="right" COLSPAN="1" VALIGN="bottom"><FONT STYLE="font-family:Times New Roman" SIZE="2">2</FONT></TD>
<TD COLSPAN="1" NOWRAP VALIGN="bottom"><FONT STYLE="font-family:Times New Roman" SIZE="2">)&nbsp;</FONT></TD>
<TD VALIGN="bottom"><FONT SIZE="1">&nbsp;</FONT></TD>
<TD VALIGN="bottom"> <P ALIGN="justify"><FONT STYLE="font-family:Times New Roman" SIZE="2"><I>BY&nbsp;TELEPHONE</I>:</FONT></P></TD>
<TD VALIGN="bottom"><FONT SIZE="1">&nbsp;&nbsp;</FONT></TD>
<TD VALIGN="bottom" STYLE="BORDER-RIGHT:1px solid #000000; padding-right:8px"> <P ALIGN="justify"><FONT STYLE="font-family:Times New Roman" SIZE="2">1-800-579-1639</FONT></P></TD></TR>
<TR>
<TD VALIGN="top" STYLE="BORDER-LEFT:1px solid #000000; padding-left:8px"><FONT SIZE="1">&nbsp;</FONT></TD>
<TD VALIGN="bottom"><FONT SIZE="1">&nbsp;&nbsp;</FONT></TD>
<TD ALIGN="right" COLSPAN="1" VALIGN="bottom"><FONT STYLE="font-family:Times New Roman" SIZE="2">3</FONT></TD>
<TD COLSPAN="1" NOWRAP VALIGN="bottom"><FONT STYLE="font-family:Times New Roman" SIZE="2">)&nbsp;</FONT></TD>
<TD VALIGN="bottom"><FONT SIZE="1">&nbsp;</FONT></TD>
<TD VALIGN="bottom"> <P ALIGN="justify"><FONT STYLE="font-family:Times New Roman" SIZE="2"><I>BY E-MAIL*</I>:</FONT></P></TD>
<TD VALIGN="bottom"><FONT SIZE="1">&nbsp;&nbsp;</FONT></TD>
<TD VALIGN="bottom" STYLE="BORDER-RIGHT:1px solid #000000; padding-right:8px"> <P ALIGN="justify"><FONT STYLE="font-family:Times New Roman" SIZE="2">sendmaterial@proxyvote.com</FONT></P></TD></TR>
<TR>
<TD VALIGN="top" COLSPAN="8" STYLE="BORDER-LEFT:1px solid #000000; BORDER-RIGHT:1px solid #000000; BORDER-BOTTOM:1px solid #000000; padding-left:8px; padding-right:8px"> <P STYLE="font-size:4px;margin-top:0px;margin-bottom:0px">&nbsp;</P>
<P STYLE="margin-top:0px;margin-bottom:0px; margin-left:1.00em; text-indent:-1.00em" ALIGN="justify"><FONT STYLE="font-family:Times New Roman" SIZE="2">*&nbsp;&nbsp;If requesting materials by e-mail, please send a blank e-mail with the 12-Digit
Control Number (located on the following page) in the subject line.</FONT></P> <P STYLE="font-size:6px;margin-top:0px;margin-bottom:0px" align="left">&nbsp;</P>
<P STYLE="margin-top:0px;margin-bottom:0px" ALIGN="justify"><FONT STYLE="font-family:Times New Roman" SIZE="2">Requests, instructions and other inquiries sent to this e-mail address will NOT be forwarded to your investment advisor. Please make the
request as instructed above on or before May 31, 2010 to facilitate timely delivery.</FONT></P> <P STYLE="font-size:6px;margin-top:0px;margin-bottom:1px" align="left">&nbsp;</P></TD></TR></TABLE>
<P STYLE="margin-top:18px;margin-bottom:0px" ALIGN="center"><FONT STYLE="font-family:Times New Roman" SIZE="2"><B>&#151;&#151; &nbsp;&nbsp;How To Vote&nbsp;&nbsp; &#151;&#151; </B></FONT></P>
<P STYLE="margin-top:0px;margin-bottom:0px" ALIGN="center"><FONT STYLE="font-family:Times New Roman" SIZE="2"><B>Please Choose One of the Following Voting Methods </B></FONT></P> <P STYLE="font-size:2px;margin-top:0px;margin-bottom:0px">&nbsp;</P>
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<TD HEIGHT="5" STYLE="BORDER-LEFT:1px solid #000000; BORDER-TOP:1px solid #000000; BORDER-RIGHT:1px solid #000000; padding-left:8px">&nbsp;</TD></TR>
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<P STYLE="margin-top:0px;margin-bottom:0px" ALIGN="justify"><FONT STYLE="font-family:Times New Roman" SIZE="2"><B>Vote In Person: </B>Many shareholder meetings have attendance requirements including, but not limited to, the possession of an
attendance ticket issued by the entity holding the meeting. Please check the meeting materials for any special requirements for meeting attendance. At the meeting you will need to request a ballot to vote these shares.</FONT></P>
<P STYLE="font-size:6px;margin-top:0px;margin-bottom:0px" align="left">&nbsp;</P> <P STYLE="margin-top:0px;margin-bottom:0px" ALIGN="justify"><FONT STYLE="font-family:Times New Roman" SIZE="2"><B>Vote By Internet:</B> To vote now by Internet, go to
<I>www.proxyvote.com.</I> Have the 12-Digit Control Number available and follow the instructions.</FONT></P> <P STYLE="font-size:6px;margin-top:0px;margin-bottom:0px" align="left">&nbsp;</P>
<P STYLE="margin-top:0px;margin-bottom:0px" ALIGN="justify"><FONT STYLE="font-family:Times New Roman" SIZE="2"><B>Vote By Mail: </B>You can vote by mail by requesting a paper copy of the materials, which will include a proxy card.</FONT></P>
<P STYLE="font-size:12px;margin-top:0px;margin-bottom:1px" align="left">&nbsp;</P></TD></TR></TABLE> <P STYLE="margin-top:12px;margin-bottom:0px" ALIGN="justify"><FONT STYLE="font-family:Times New Roman" SIZE="2">0000064982_2
&nbsp;&nbsp;&nbsp;&nbsp;R2.09.05.010 </FONT></P>

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<TD VALIGN="top" COLSPAN="7" ALIGN="center" STYLE="BORDER:2px solid #000000; padding-left:8px"><FONT STYLE="font-family:Times New Roman" SIZE="2"><B>Voting items</B></FONT></TD>
<TD VALIGN="bottom"><FONT SIZE="1">&nbsp;&nbsp;&nbsp;&nbsp;</FONT></TD>
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<TD VALIGN="bottom"><FONT SIZE="1">&nbsp;&nbsp;</FONT></TD>
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<TD VALIGN="top" COLSPAN="7"> <P ALIGN="justify"><FONT STYLE="font-family:Times New Roman" SIZE="2">The Board of Directors recommends that you vote FOR the following:</FONT></P></TD>
<TD VALIGN="bottom"><FONT SIZE="1">&nbsp;&nbsp;&nbsp;&nbsp;</FONT></TD>
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<TD VALIGN="bottom"><FONT SIZE="1">&nbsp;&nbsp;</FONT></TD>
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<TD VALIGN="bottom"><FONT SIZE="1">&nbsp;&nbsp;</FONT></TD>
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<TD VALIGN="bottom"><FONT SIZE="1">&nbsp;</FONT></TD>
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<TD VALIGN="bottom"><FONT SIZE="1">&nbsp;&nbsp;</FONT></TD>
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<TD VALIGN="top"> <P ALIGN="justify"><FONT STYLE="font-family:Times New Roman" SIZE="2"><B>1.</B></FONT></P></TD>
<TD VALIGN="bottom"><FONT SIZE="1">&nbsp;&nbsp;</FONT></TD>
<TD VALIGN="bottom"> <P ALIGN="justify"><FONT STYLE="font-family:Times New Roman" SIZE="2">Election&nbsp;of&nbsp;Directors</FONT></P></TD>
<TD VALIGN="bottom"><FONT SIZE="1">&nbsp;</FONT></TD>
<TD VALIGN="bottom"></TD>
<TD VALIGN="bottom"><FONT SIZE="1">&nbsp;&nbsp;</FONT></TD>
<TD VALIGN="bottom"></TD>
<TD VALIGN="bottom"><FONT SIZE="1">&nbsp;&nbsp;&nbsp;&nbsp;</FONT></TD>
<TD VALIGN="bottom"></TD>
<TD VALIGN="bottom"><FONT SIZE="1">&nbsp;&nbsp;</FONT></TD>
<TD VALIGN="bottom"></TD>
<TD VALIGN="bottom"><FONT SIZE="1">&nbsp;</FONT></TD>
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<TD VALIGN="bottom"><FONT SIZE="1">&nbsp;&nbsp;</FONT></TD>
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<TD VALIGN="bottom"><FONT SIZE="1">&nbsp;</FONT></TD>
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<TD VALIGN="bottom"><FONT SIZE="1">&nbsp;&nbsp;</FONT></TD>
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<TD VALIGN="bottom"> <P ALIGN="justify"><FONT STYLE="font-family:Times New Roman" SIZE="2"><B>Nominees</B></FONT></P></TD>
<TD VALIGN="bottom"><FONT SIZE="1">&nbsp;</FONT></TD>
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<TD VALIGN="bottom"><FONT SIZE="1">&nbsp;&nbsp;</FONT></TD>
<TD VALIGN="bottom"></TD>
<TD VALIGN="bottom"><FONT SIZE="1">&nbsp;&nbsp;&nbsp;&nbsp;</FONT></TD>
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<TD VALIGN="bottom"><FONT SIZE="1">&nbsp;&nbsp;</FONT></TD>
<TD VALIGN="bottom"></TD>
<TD VALIGN="bottom"><FONT SIZE="1">&nbsp;</FONT></TD>
<TD VALIGN="bottom"></TD>
<TD VALIGN="bottom"><FONT SIZE="1">&nbsp;&nbsp;</FONT></TD>
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<TD VALIGN="bottom"><FONT SIZE="1">&nbsp;</FONT></TD>
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<TD VALIGN="bottom"><FONT SIZE="1">&nbsp;&nbsp;</FONT></TD>
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<TD VALIGN="top"> <P ALIGN="justify"><FONT STYLE="font-family:Times New Roman" SIZE="2">01</FONT></P></TD>
<TD VALIGN="bottom"><FONT SIZE="1">&nbsp;&nbsp;</FONT></TD>
<TD VALIGN="bottom"> <P ALIGN="justify"><FONT STYLE="font-family:Times New Roman" SIZE="2">Michael A. Callen</FONT></P></TD>
<TD VALIGN="bottom"><FONT SIZE="1">&nbsp;</FONT></TD>
<TD VALIGN="bottom"> <P ALIGN="justify"><FONT STYLE="font-family:Times New Roman" SIZE="2">02</FONT></P></TD>
<TD VALIGN="bottom"><FONT SIZE="1">&nbsp;&nbsp;</FONT></TD>
<TD VALIGN="bottom"> <P ALIGN="justify"><FONT STYLE="font-family:Times New Roman" SIZE="2">Jill M. Considine</FONT></P></TD>
<TD VALIGN="bottom"><FONT SIZE="1">&nbsp;&nbsp;&nbsp;&nbsp;</FONT></TD>
<TD VALIGN="bottom"> <P ALIGN="justify"><FONT STYLE="font-family:Times New Roman" SIZE="2">03</FONT></P></TD>
<TD VALIGN="bottom"><FONT SIZE="1">&nbsp;&nbsp;</FONT></TD>
<TD VALIGN="bottom"> <P ALIGN="justify"><FONT STYLE="font-family:Times New Roman" SIZE="2">Paul R. DeRosa</FONT></P></TD>
<TD VALIGN="bottom"><FONT SIZE="1">&nbsp;</FONT></TD>
<TD VALIGN="bottom"> <P ALIGN="justify"><FONT STYLE="font-family:Times New Roman" SIZE="2">04</FONT></P></TD>
<TD VALIGN="bottom"><FONT SIZE="1">&nbsp;&nbsp;</FONT></TD>
<TD VALIGN="bottom"> <P ALIGN="justify"><FONT STYLE="font-family:Times New Roman" SIZE="2">Philip N. Duff</FONT></P></TD>
<TD VALIGN="bottom"><FONT SIZE="1">&nbsp;</FONT></TD>
<TD VALIGN="bottom"> <P ALIGN="justify"><FONT STYLE="font-family:Times New Roman" SIZE="2">05</FONT></P></TD>
<TD VALIGN="bottom"><FONT SIZE="1">&nbsp;&nbsp;</FONT></TD>
<TD VALIGN="bottom"> <P ALIGN="justify"><FONT STYLE="font-family:Times New Roman" SIZE="2">Thomas&nbsp;C.&nbsp;Theobald</FONT></P></TD></TR>
<TR>
<TD VALIGN="top"> <P ALIGN="justify"><FONT STYLE="font-family:Times New Roman" SIZE="2">06</FONT></P></TD>
<TD VALIGN="bottom"><FONT SIZE="1">&nbsp;&nbsp;</FONT></TD>
<TD VALIGN="bottom"> <P ALIGN="justify"><FONT STYLE="font-family:Times New Roman" SIZE="2">Laura S. Unger</FONT></P></TD>
<TD VALIGN="bottom"><FONT SIZE="1">&nbsp;</FONT></TD>
<TD VALIGN="bottom"> <P ALIGN="justify"><FONT STYLE="font-family:Times New Roman" SIZE="2">07</FONT></P></TD>
<TD VALIGN="bottom"><FONT SIZE="1">&nbsp;&nbsp;</FONT></TD>
<TD VALIGN="bottom"> <P ALIGN="justify"><FONT STYLE="font-family:Times New Roman" SIZE="2">Henry&nbsp;D.&nbsp;G.&nbsp;Wallace</FONT></P></TD>
<TD VALIGN="bottom"><FONT SIZE="1">&nbsp;&nbsp;&nbsp;&nbsp;</FONT></TD>
<TD VALIGN="bottom"> <P ALIGN="justify"><FONT STYLE="font-family:Times New Roman" SIZE="2">08</FONT></P></TD>
<TD VALIGN="bottom"><FONT SIZE="1">&nbsp;&nbsp;</FONT></TD>
<TD VALIGN="bottom"> <P ALIGN="justify"><FONT STYLE="font-family:Times New Roman" SIZE="2">David W. Wallis</FONT></P></TD>
<TD VALIGN="bottom"><FONT SIZE="1">&nbsp;</FONT></TD>
<TD VALIGN="bottom"></TD>
<TD VALIGN="bottom"><FONT SIZE="1">&nbsp;&nbsp;</FONT></TD>
<TD VALIGN="bottom"></TD>
<TD VALIGN="bottom"><FONT SIZE="1">&nbsp;</FONT></TD>
<TD VALIGN="bottom"></TD>
<TD VALIGN="bottom"><FONT SIZE="1">&nbsp;&nbsp;</FONT></TD>
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<TD VALIGN="top" COLSPAN="19"> <P STYLE="font-size:18px;margin-top:0px;margin-bottom:0px">&nbsp;</P> <P STYLE="margin-top:0px;margin-bottom:0px" ALIGN="justify"><FONT STYLE="font-family:Times New Roman" SIZE="2"><B>The Board of Directors recommends
you vote FOR the following proposal(s):</B></FONT></P> <P STYLE="font-size:10px;margin-top:0px;margin-bottom:1px" align="left">&nbsp;</P></TD></TR>
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<TD VALIGN="top"> <P ALIGN="justify"><FONT STYLE="font-family:Times New Roman" SIZE="2"><B>2.</B></FONT></P></TD>
<TD VALIGN="bottom"><FONT SIZE="1">&nbsp;&nbsp;</FONT></TD>
<TD VALIGN="bottom" COLSPAN="17"> <P ALIGN="justify"><FONT STYLE="font-family:Times New Roman" SIZE="2"><B></B>Approve an Amendment to Ambac&#146;s Charter to Effect a Reverse Stock Split.</FONT></P></TD></TR>
<TR>
<TD VALIGN="top"> <P STYLE="font-size:12px;margin-top:0px;margin-bottom:0px">&nbsp;</P> <P STYLE="margin-top:0px;margin-bottom:1px" ALIGN="justify"><FONT STYLE="font-family:Times New Roman" SIZE="2"><B>3.</B></FONT></P></TD>
<TD VALIGN="bottom"><FONT SIZE="1">&nbsp;&nbsp;</FONT></TD>
<TD VALIGN="bottom" COLSPAN="17"> <P STYLE="font-size:12px;margin-top:0px;margin-bottom:0px">&nbsp;</P> <P STYLE="margin-top:0px;margin-bottom:1px" ALIGN="justify"><FONT STYLE="font-family:Times New Roman" SIZE="2">Approve the Tax Benefit
Preservation Plan.</FONT></P></TD></TR>
<TR>
<TD VALIGN="top"> <P STYLE="font-size:12px;margin-top:0px;margin-bottom:0px">&nbsp;</P> <P STYLE="margin-top:0px;margin-bottom:1px" ALIGN="justify"><FONT STYLE="font-family:Times New Roman" SIZE="2"><B>4.</B></FONT></P></TD>
<TD VALIGN="bottom"><FONT SIZE="1">&nbsp;&nbsp;</FONT></TD>
<TD VALIGN="bottom" COLSPAN="17"> <P STYLE="font-size:12px;margin-top:0px;margin-bottom:0px">&nbsp;</P>
<P STYLE="margin-top:0px;margin-bottom:1px; margin-left:2.00em; text-indent:-2.00em" ALIGN="justify"><FONT STYLE="font-family:Times New Roman" SIZE="2"><B></B>RatifySelection of KPMG LLP, an Independent Registered Public Accounting Firm, as
Independent Auditors for 2010.</FONT></P></TD></TR>
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<TD VALIGN="top" COLSPAN="19"> <P STYLE="font-size:12px;margin-top:0px;margin-bottom:0px">&nbsp;</P> <P STYLE="margin-top:0px;margin-bottom:0px" ALIGN="justify"><FONT STYLE="font-family:Times New Roman" SIZE="2"><B>NOTE: </B>Consider any other
business that is properly presented at the Annual Meeting.</FONT></P> <P STYLE="font-size:12px;margin-top:0px;margin-bottom:0px" align="left">&nbsp;</P>
<P STYLE="margin-top:0px;margin-bottom:1px" ALIGN="justify"><FONT STYLE="font-family:Times New Roman" SIZE="2">0000064982_3 &nbsp;&nbsp;&nbsp;&nbsp;R2.09.05.010</FONT></P></TD></TR></TABLE>

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 <P STYLE="font-size:120px;margin-top:0px;margin-bottom:0px">&nbsp;</P> <P STYLE="font-size:120px;margin-top:0px;margin-bottom:0px">&nbsp;</P>
<P STYLE="font-size:120px;margin-top:0px;margin-bottom:0px">&nbsp;</P> <P STYLE="line-height:0px;margin-top:0px;margin-bottom:0px;border-bottom:0.5pt solid #000000">&nbsp;</P>
<P STYLE="line-height:3px;margin-top:0px;margin-bottom:2px;border-bottom:0.5pt solid #000000">&nbsp;</P> <P STYLE="margin-top:0px;margin-bottom:0px" ALIGN="justify"><FONT STYLE="font-family:Times New Roman" SIZE="2">0000064982_4
&nbsp;&nbsp;&nbsp;&nbsp;R2.09.05.010 </FONT></P>
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