IndyMac Bancorp, Inc. to Participate in the Fifth Annual JMP Securities Research Conference.

PASADENA, Calif. -- IndyMac Bancorp, Inc. (NYSE:NDE) ("Indymac(R)" or the "Company"), the holding company for IndyMac Bank F.S.B. ("Indymac Bank(R)"), today announced that it will participate in the Fifth Annual Research Conference hosted by JMP Securities in San Francisco, Calif. on Tuesday, March 7, 2006. Michael W. Perry, IndyMac Bancorp, Inc.'s Chief Executive Officer, will be speaking at the conference at 7:30 a.m. PT.

A simultaneous Webcast of Mr. Perry's presentation will be available on Indymac's Website at http://about.indymacbank.com/investors.

About Indymac

IndyMac Bancorp, Inc. (NYSE:NDE) (Indymac(R)) is the holding company for IndyMac Bank F.S.B. (Indymac Bank(R)), the largest savings and loan in Los Angeles County, and the ninth largest mortgage originator in the nation. Indymac Bank, operating as a hybrid thrift/mortgage banker, provides cost-efficient financing for the acquisition, development, and improvement of single-family homes. Indymac also provides financing secured by single-family homes and other banking products to facilitate consumers' personal financial goals.

With this exclusive and disciplined focus on home financing, Indymac expects to out-execute its peers and become the preeminent provider of such products in the USA. Indymac's total annualized return to shareholders of 23 percent for the period 1992 through Feb. 28, 2006, under its current management team, has exceeded the comparable returns of 12 percent and 11 percent for the Dow Jones Industrial Average and S&P 500, respectively, for the same period.

For more information about Indymac and its affiliates, or to subscribe to the Company's Email Alert feature for notification of Company news and events, please visit our Website at http://about.indymacbank.com/investors.

FORWARD-LOOKING STATEMENTS

Certain statements contained in this press release may be deemed to be forward-looking statements within the meaning of the federal securities laws. The words "anticipate," "believe," "estimate," "expect," "project," "plan," "forecast," "intend," "goal," "target," and similar expressions identify forward-looking statements that are inherently subject to risks and uncertainties, many of which cannot be predicted or quantified. Actual results and the timing of certain events could differ materially from those projected in or contemplated by the forward-looking statements due to a number of factors, including the completion of the quarterly internal certification process, the effect of economic and market conditions including industry volumes and margins(1); the level and volatility of interest rates(1); the Company's hedging strategies, hedge effectiveness and asset and liability management(1); the accuracy of subjective estimates used in determining the fair value of financial assets of Indymac; the credit risks with respect to our loans and other financial assets;

the actions undertaken by both current and potential new competitors(1); the availability of funds from Indymac's lenders and from loan sales and securitizations, to fund mortgage loan originations and portfolio investments; the execution of Indymac's growth plans and ability to gain market share in a significant market transition(1); the impact of disruptions triggered by natural disasters, including the assessment of the effects of the Gulf Coast Hurricanes(1) and the effects of any future hurricanes; the impact of current, pending or future legislation, regulations(1) or litigation; and other risk factors described in the reports that Indymac files with the Securities and Exchange Commission, including the Annual Report on Form 10-K, Quarterly Reports on Form 10-Q, and its reports on Form 8-K.

(1) While all of the above items are important, the highlighted items represent those that, in management's view, merit increased focus given current conditions.