IDC Interactive Data Corp.

Interactive Data Corporation (NYSE: IDC), a leading provider of financial market data, analytics and related services, today announced that it can now deliver indicative intra-day valuations for exchange traded notes (ETNs) and values for market indices. Interactive Data�s Basket Calculation ServiceSM, which also offers intra-day indicative optimized portfolio values (IOPVs) for equity and fixed income exchange traded funds (ETFs), has been expanded to calculate intraday ETN IOPVs and index values that include equities, fixed income securities, currencies and commodities every fifteen seconds. This offering utilizes different market inputs, including real-time data from exchanges around the world, and can make this information available to the exchanges through PlusFeedSM, Interactive Data�s consolidated low latency digital datafeed. Interactive Data currently calculates and disseminates intra-day indicative valuations for baskets of securities to nine clients, including four of the five largest ETF sponsors1, via the Basket Calculation Service. �By expanding the Basket Calculation Service, we can provide financial institutions with critical intra-day information to help them broaden their range of ETFs, ETNs, indices and other exchange traded structures,� said Mark Hepsworth, president, Interactive Data Institutional Business. �Interactive Data has once again demonstrated its commitment to working closely with clients to quickly develop innovative offerings that are designed to help them address complex challenges, meet market requirements and expand their business.� The Basket Calculation Service is offered by Interactive Data Pricing and Reference Data, Inc. 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 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. Basket Calculation ServiceSM is a service mark of Interactive Data Pricing and Reference Data, Inc. 1. The ETF sponsors referenced in the press release are ranked according to number of funds offered.