IDC Interactive Data Corp.

Interactive Data Corporation (NYSE: IDC), a leading provider of financial market data, analytics and related services to financial institutions, active traders and individual investors, today announced that Steven Crane, president of the Company�s Pricing and Reference Data business, has resigned, effective April 13, to accept a position as chief financial officer of a publicly traded, Massachusetts-based company outside the financial information industry. Before becoming president of Interactive Data Pricing and Reference Data in June 2006, Crane served as executive vice president, chief financial officer and treasurer of Interactive Data Corporation since November 1999. Stuart Clark, Interactive Data�s president and chief executive officer, will temporarily assume Crane�s position as president of the Company�s Pricing and Reference Data business while consideration is given to Crane�s replacement. �Steve played a key role in helping us develop the Interactive Data business during the past eight years,� stated Stuart Clark. �Although we are disappointed that he has elected to leave the Company, we certainly wish him well in his new role. At the same time, we are fortunate to have a deep bench of talent that can be counted upon to ensure that we maintain the momentum within our Pricing and Reference Data business.� About Interactive Data Corporation Interactive Data Corporation (NYSE: IDC) is a leading global provider of financial market data, analytics and related services to financial institutions, active traders and individual investors. The Company�s businesses supply time-sensitive pricing, evaluations and reference data for more than 3.5 million securities traded around the world, including hard-to-value instruments. Many of the world's best-known financial service and software companies subscribe to the Company's services in support of their trading, analysis, portfolio management and valuation activities. Through its businesses, Interactive Data Pricing and Reference Data, Interactive Data Real-Time Services, Interactive Data Fixed Income Analytics, and eSignal, the Company has approximately 2,200 employees in offices located throughout North America, Europe, Asia and Australia. The Company is headquartered in Bedford, Mass. Pearson plc (NYSE: PSO; LSE: PSON), an international media company, whose businesses include the Financial Times Group, Pearson Education, and the Penguin Group, owns approximately 62 percent of the outstanding common stock of Interactive Data Corporation. For more information about Interactive Data Corporation and its businesses, please visit www.interactivedata.com.