1601 Market Street Philadelphia, Pennsylvania 19103-2337 800 523.1988 215 564.6600 | | to a stock price of approximately $14.11 per share, which is the initial cap on the counterparty’s share delivery obligation under the call option. If the market value of the Company’s common stock exceeds the cap as specified in the capped call transactions, the settlement amount the Company receives under such transactions will be capped, and the anti-dilutive and/or offsetting effect of the capped call transactions will be limited. The Company intends to use the net proceeds from the notes issuance to fund working capital requirements and for general corporate purposes, which may include repayment or repurchase of its outstanding debt, including the Company’s 7.75% senior notes and the Company’s 5.625% senior notes either before or at their respective scheduled maturity dates on June 1, 2011 and February 15, 2013, and additional capital support for its mortgage insurance business. In addition, the Company used a portion of the net proceeds of the notes issuance to fund the cost to it of the capped call transactions. The notes were issued pursuant to an effective shelf registration statement that was previously filed with the Securities and Exchange Commission and was declared effective on July 29, 2009. The offering was made by means of a prospectus and related prospectus supplement. Copies of the prospectus and related prospectus supplement for the offering may be obtained by contacting Morgan Stanley & Co. Incorporated, 180 Varick Street, 2nd Floor, New York, NY 10014, Attention: Prospectus Department, 1-866-718-1649. This press release is for informational purposes only and is not an offer to buy or the solicitation of an offer to sell any security of the Company, nor will there be any sale of such security in any jurisdiction in which such offer, sale or solicitation would be unlawful. The offering may be made only by means of a prospectus supplement and related base prospectus. About Radian Radian Group Inc. (NYSE: RDN), headquartered in Philadelphia, provides private mortgage insurance and related risk mitigation products and services to mortgage lenders nationwide through its principal operating subsidiary, Radian Guaranty Inc. These services help promote and preserve homeownership opportunities for homebuyers, while protecting lenders from default-related losses on residential first mortgages and facilitating the sale of low-downpayment mortgages in the secondary market. Additional information may be found atwww.radian.biz. # # # |