Your own free stock screenerhow to have oneThere is a lot of questions about how to find free stock screener in my mailbox during a year. Most of screeners available from stock exchange data services providers. I can hardly say that they are best stock screeners and they are paid ! I am happy to say that I discovered the way how you can prepare your preferred stock screener in your own computer. It means that you will not pay monthly fee for using such screener. Steps to create stock market screenerI recommend to create such stock screener using combination of Amibroker software and Yahoo free stock market data. This combination can be fully automated so you can have preselection of stock produced by such screener after few mouse clicks. You have to go through these steps:
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2. Use Yahoo free data download for this stock analysis software There is AmiQuote (downloader of stocks data from Yahoo)already included in AmiBroker. You can download these data free of charge.  (clickto image for larger view) 3. Define your stock screener rules You can define your preferred stock screener as you went. There is huge offer of possible parameters which can be included into stock screener definition. Check list can help you to prepare list of necessary conditions for your stock screener. 4. Write rules of screener into formula file Easily use AFL Editor in AmiBroker to write all conditions for scanner into file.  (clickto image for larger view) 5. Open your preferred stock screener definiton in Automatic Analysis window in Amibroker Open this file in Automatic Analysis window to select preferred stock screener file.  (clickto image for larger view)
6. Run Exploration Then Select scanning date and click to Explore.  (clickto image for larger view) 7. See results , move them to Watchlist and do further analysis During run of screener you will see as list of selected stock symbols is growing. When your preferred stock screener will finish, you can copy all results to Watchlist and go through these tickers individually.  (clickto image for larger view)
Real time data stock screener If you will decide to use real time data provider to receive realtime data into AmiBroker then you can use AmiBroker also for realtime stock screening. It is possible to scan realtime during trading day per request or set it automatically scan every xxx minutes.
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