Excel Price Feed - Real Time Financial Prices Add-in / Plug-in For Excel Spreadsheets. An Excel Add-in / Plug-in which provides live, historic and fundamental market data for your Excel spreadsheet. Currently connects to Yahoo Finance, IG Index / IG Markets, EODHistoricalData.com & Quandl.. Excel, Add-in, Plug-in, finance, live prices, streaming prices, trading, add-in, yahoo finance, stock prices, options, fx, forex, ig index, iex, ig markets, igmarkets, quandl, eodhistoricaldata.com, EOD Historical Data