IDC Interactive Data Corp.

Interactive Data Corporation (NYSE: IDC), a leading provider of financial market data, analytics and related services, today announced that its Pricing and Reference Data business provides daily independent evaluations of commercial paper issues to Standard & Poor�s Index Services for its recently launched S&P U.S. Commercial Paper Index. The S&P U.S. Commercial Paper Index is a new, broad-based index designed to serve the investment community�s need for a benchmark representing the U.S. commercial paper market. Interactive Data delivers daily, independent evaluations for more than 3,000 commercial paper issues to S&P for its use in valuing the index. �As a trusted provider of independent evaluations, Interactive Data is pleased to deliver this information to Standard & Poor�s Index Services for its closely followed U.S. Commercial Paper Index,� said Shant Harootunian, managing director, Evaluations for Interactive Data. �It is rewarding to see that our daily evaluations for a wide range of securities are enabling a growing and diverse group of clients to obtain critical inputs for their valuation process.� �With commercial paper being a key component of today�s capital markets, the S&P U.S. Commercial Paper Index is the first broad benchmark for measuring the performance of and providing additional transparency into this market,� said James Rieger, vice president of Fixed Income Indices, Standard & Poor�s. �It was important for us to choose a provider of evaluations that offers coverage for the comprehensive collection of securities which comprise this index.� Interactive Data, through its Pricing and Reference Data business, is a leading independent provider of daily evaluations for fixed income securities. With over 30 years of experience, Interactive Data's teams of evaluators operating in three major time zones evaluate approximately 2.5 million fixed income issues every day. Thousands of financial institutions worldwide, ranging from central banks to large investment banks, subscribe to Interactive Data's bond evaluations. The S&P U.S. Commercial Paper Index was named this year�s Most Innovative Benchmark Index at the fifth annual William F. Sharpe Indexing Achievement Awards produced by the Index Business Association (IBA) and Information Management Network (IMN). 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 real-time market data, time-sensitive pricing, evaluations and reference data for millions of 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 2,300 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, is Interactive Data Corporation�s majority stockholder. Interactive Data Corporation is celebrating its 40th anniversary in 2008. Interactive Data Pricing and Reference Data provides global securities pricing, evaluations and reference data designed to support financial institutions� and investment funds� pricing activities, securities operations, research and portfolio management. Interactive Data Pricing and Reference Data collects, edits, maintains and delivers data on more than 6 million securities, including daily evaluations for approximately 2.5 million fixed income and international equity issues. Interactive Data Pricing and Reference Data specializes in �hard-to-get� information and evaluates many �hard-to value� instruments. Pricing, evaluations and reference data are provided in the U.S. through Interactive Data Pricing and Reference Data, Inc. and internationally through Interactive Data (Europe) Ltd. and Interactive Data (Australia) Pty Ltd. For more information about Interactive Data Corporation and its businesses, please visit www.interactivedata.com. Interactive DataSM and the Interactive Data logo are service marks of Interactive Data Corporation. About Standard & Poor�s Standard & Poor's, a division of The McGraw-Hill Companies (NYSE:MHP), is the world's foremost provider of financial market intelligence, including independent credit ratings, indices, risk evaluation, investment research and data. With approximately 8,500 employees, including wholly owned affiliates, located in 23 countries and markets, Standard & Poor's is an essential part of the world's financial infrastructure and has played a leading role for more than 140 years in providing investors with the independent benchmarks they need to feel more confident about their investment and financial decisions. For more information, visit http://www.standardandpoors.com.