Tradestation announced that by the end of 2011 Portfolio Maestro will be available to all Tradestation 9.1 subscribers. Here’s more details on Portfolio Maestro which is mentioned also on Tradestation’s website: Portfolio Maestro is one of the most powerful portfolio-level back-testing tool available on the market today, providing advanced analytics, optimization and performance reporting to traders of every level. Now seamlessly integrated with TradeStation 9.1, this remarkable tool will give you a new perspective on your strategy trading, including the ability to evaluate performance across multiple symbols. Portfolio Maestro also includes a host of advanced features, such as advanced reporting, Genetic Optimizations, Monte Carlo Analysis and Correlation Analysis. Portfolio Maestro is expected to be made available to TradeStation 9.1 users by the end of 2011.