It may also include other information such as volume traded, bid and offer sizes and static data about the financial instrument that may have come from a variety of sources. Delivery of price data from exchanges to users, such as traders, is highly time-sensitive and specialized technologies designed to handle collection and throughput historical background of inventory management pdf massive data streams are used to distribute the information to traders and investors.
Market price data is not only used in real time to make on-the-spot decisions about buying or selling, but historical market data can also be used to project pricing trends and to calculate market risk on portfolios of investments that may be held by an individual or an institutional investor. Delivery of price data from exchanges to users is highly time-sensitive. Specialized software and hardware systems called ticker plants are designed to handle collection and throughput of massive data streams, displaying prices for traders and feeding computerized trading systems fast enough to capture opportunities before markets change. When stored, historical market data is also called time-series data. While price data generally originates from the exchanges, reference data generally originates from the issuer. However a number of the larger investment banks and asset management firms started to design systems that would integrate market data into one central store. Based in Washington DC FISD operates globally and consists of three constituency groups: Consumer Firms, Vendor Firms and Exchanges.