Dynamic portfolio rotation trading system backtesting. Matrix calculations of a list of securities over a date range allow for stock or fund rotation through a portfolio, as well as an entire new category of "Market Breadth" indicators, and new methods of analysis and trading. Pikker will test your trading ideas the way you really trade... portfolio rotation of multiple securities selected from an unlimited collection of available securities. With Pikker, now you can back-test your system on ALL of your historical securities data at once! Test your trading system on historical data for multiple securities simultaneously. Write and test trading systems to rank and screen securities over years of historical data. Save hours of manual work by combining and automating two processes in a way that other trading software isn't capable of. The result is a mor...