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DOW JONES NEWSWIRES
Ambac Financial Group Inc. (ABK) said it wrote down $228 million in
collateralized-debt obligations in April as it continues to be weighed down by
the credit crunch.
In a monthly update on its pretax financial data, the second-largest bond insurer
also reported a $53.4 million loss on fair-value changes in its investment
portfolio more than offset [...]

Ambac Responds to Article Related to Its Second Lien RMBS Exposure
NEW YORK, May 22, 2008 (BUSINESS WIRE) — Ambac Financial Group, Inc. (ABK)
(Ambac) today responded to a Credit Sights article published on May 21, 2008 that
calls into question the current level of Ambac’s loss reserves on its second lien
RMBS exposure. In the article Credit Sights [...]

Harbinger Reports Reduced Stakes In Bond Insurers MBIA, Ambac
Last Update: 5/15/2008 11:35:11 AM
DOW JONES NEWSWIRES
Hedge fund Harbinger Capital Partners and affiliates reported Thursday reduced
stakes in bond insurers MBIA Inc. (MBI) and Ambac Financial Group Inc. (ABK) in
their first-quarter holdings reports.
At March 31, the hedge fund group reported holding 880,300 shares of MBIA, worth
$10.8 million, down [...]

CHICAGO (Dow Jones)–Subprime mortgages were the first sore spot for bond
insurers as falling housing prices hit borrowers hard. But in the first quarter,
home-equity lines of credit have become the new hot spot.
Third-largest bond insurer Financial Security Assurance Ltd. on Wednesday became
the latest to report that its loss projections for those loans rose in the
quarter.
FSA increased [...]

Moody’s Investors Service said loss expectations on securities backed by subprime
home-equity deals have gotten worse than expected and could have “material
implications” on the bond insurers’ capital adequacy.
The credit rater also said again that the industry’s two biggest players - MBIA
Inc. (MBI) and Ambac Financial Group Inc. (ABK) - could lose their AAA ratings
because of the [...]