IDC Interactive Data Corp.

eSignal, a division of Interactive Data Corporation (NYSE: IDC) and a leading provider of streaming, real-time financial market data, news, analytics and decision-support tools for professional and individual traders, today announced that it has released eSignal OnDemand, which leverages the power of eSignal�s award-winning software to offer a value-priced charting application that features end-of-day market data and delayed intraday snapshots with no exchange fees. The eSignal OnDemand offering, designed for the needs of retail investors and active traders, (includes powerful eSignal�research tools such as eSignal Formula Script SM (EFSSM) to create, modify and back test studies and replay data to support strategies; advanced charting with analytics, back testing, ability to program customized studies; plus the standard eSignal product features, including quote windows and portfolio manager as well as access to the world�s markets. eSignal OnDemand will also tap into eSignal�s complete set of tools for monitoring stocks, futures, pink sheets, mini futures and Forex. The eSignal platform is consistently ranked among the top financial analytics tools by industry experts and trade publications including recent Readers Choice Awards from Technical Analysis of Stocks Commodities magazine and Trade2Win Web site. eSignal OnDemand customers also benefit from having access to a broad range of international content from major stock exchanges and marketplaces around the world. By leveraging PlusFeedSM, a low latency, consolidated data feed service from Interactive Data Real-Time Services, eSignal provides access to data from more than 450 sources and exchanges worldwide, covering in excess of 3.4 million instruments. Unlike other end-of-day charting applications for the active trader market that require investors to wait for data to download, eSignal OnDemand clients will receive instant access to 15 years of historical data, instantly updated whenever they open the application. In addition to end-of-day quotes, eSignal OnDemand users will receive non-streaming current delayed market data and prices. �eSignal OnDemand is a tremendous benefit for price-sensitive retail investors and swing traders anywhere on the globe, who want to take advantage of powerful research tools, yet don�t require real-time data,� said Chuck Thompson, president of eSignal. �And, we decided to raise the bar for end-of-day charting applications and offer �on demand� access to global intraday data for our retail, end-of-day clients. Offering these features at this price point makes eSignal OnDemand truly unique.� The eSignal platform gives OnDemand subscribers access to the world�s largest exchanges in North and South America, Europe, Asia and the South Pacific, including NYSE, NASDAQ, Toronto, Deutsche Boerse, London Stock Exchange, Australian (ASX), Hong Kong (HKG), NSE of India, Shanghai, Tokyo, CBOT, CME, US and ICE Futures, NYMEX, Dubai (DME), LIFFE, Bombay, Hong Kong Futures, National Stock of India and GTIS Forex. Availability and Pricing: eSignal OnDemand is currently available. Prices begin as low as $24.95/month for end-of-day and delayed snapshot data in a single region. Covered regions include North America, Europe and Asia Pacific. For additional information, call 510.723.1765 or visit: www.eSignalOnDemand.com. About Interactive Data: 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 DataSM and the Interactive Data logo are service marks of Interactive Data Corporation. For more information about Interactive Data Corporation and its businesses, please visit www.interactivedata.com. About eSignal: eSignal (www.eSignal.com), Interactive Data Corporation�s (NYSE: IDC) desktop solutions business, is a leading global provider of financial and business information to professional traders and active individual traders. Building on a legacy of 25 years of delivering time-sensitive financial information, eSignal provides streaming, real-time market data, news and analytics. eSignal's suite of products includes eSignal�, Advanced GET�, QuoTrek�, FutureSource�, MarketCenter LIVESM, QCharts�, LiveCharts�, Market-QSM and the Web portals FutureSource.com, Quote.com� and RagingBull.com. eSignal Formula ScriptSM and EFSSM are service marks of Interactive Data Corporation. PlusFeedSM is a service mark of Interactive Data Real-Time Services, Inc.