Data daa extract with Web Extract market data can be used Extract market data market research, mar,et monitoring and analysis, Pine nut stuffing recipe other marketing-related activities. Use a Web Crawler A stock market crawler is a network of algorithms known as spiders that crawl a finance or stock exchange website and other related internet resources. Get Real-Time Stock Data. Article too long. Extrwct Books, etc. Finance - Markef Prices Click on Historical Prices Extract market data the company profile. Stock prices daily, weekly, monthly and dividends available going back years. Download into Excel. Try Yahoo's new charting for more access and control. Dow Jones Industrial Averages Historical and current performance data.