AAII offers weekly data updates to subscribers of Stock Investor Pro. These files are typically available by Sunday morning (Central Time). This issue of Stock Investor News walks you through the process of updating your SI Pro, as well as how to make use of automatic updates....

Stock Investor Pro is AAII’s powerful fundamental screening system providing rich company and industry data. You can screen for stocks based on their financial qualities using 60 predefined strategies or by creating your own screens. The Windows-based program offers fundamental...

Companies of interest can be identified through a variety of methods in Stock Investor Pro. Once you have a company that you are interested in, you can use ratio analysis to dig deeper into the company’s fundamentals to make judgments about its profitability. In this month’s...

Last month, we showed how to use Stock Investor Pro to create portfolios that are unique lists of stocks. Portfolios can be generated from existing screens or by manually selecting companies. In this month’s Stock Investor News, we discuss how you can generate reports to gain...

One lesson many investors quickly learn is that the market is forward-looking. Security prices are dictated by expectations, and prices fluctuate as these expectations are affirmed or are proven to be unfounded. The most frequently followed measure of market expectations combines...

Over the years, we have received numerous questions on whether you are able to backtest using Stock Investor Pro. The answer to this question is yes, but with a caveat. There is no single-click backtest feature built into the program. However, previous Stock Investor Pro data...

One of the most useful functions of Stock Investor Pro is its ability to create custom user files. Users who work on multiple computers in different locations need to be able to access their custom files in more than one place. This issue of Stock Investor News discusses how to...

Used Stock Investor Pro’s advanced screening functions to make your screen more powerful Read more » Watch Video » » ...

This is Wayne A. Thorp’s presentation from the 2013 AAII Investor Conference Read more » Watch Video » » ...

Stock Investor Pro comes pre-installed with a set of over 60 pre-defined screens. Read more » ...