
Stock screeners are invaluable because traders can scan an entire market for stocks that have specific characteristics, so that potential trading opportunities crop up, all within seconds.
You can use stock screeners to find undervalued stocks that look like it will increase in value quickly. Criteria you might want to think about include low debt to equity ration, high revenue growth, low PE rations and high profit margins. You can use any of these criteria to look for things such as bottoming patterns, or other bullish signals.
Here is a roundup of free stock screeners you need to be using.
Yahoo Finance
Yahoo finance provides comprehensive search options for share prices and valuation ratios. This screener allows you to hone in on the stocks in your price range for any given industry.
MarketWatch
MarketWatch provides streamlined filters that allow you to look up stocks according to price, volume, fundamentals, technicals and industry.
http://www.marketwatch.com/tools/stockresearch/screener/
Google Finance
Every country, currency, exchange and sector is included in Google’s screener. And you can look up funds according to price, ratios, yield, margins, growth, etc. The breadth of Google’s screener is not surprising, given the company’s internet-altering search engine.
https://www.google.com/finance/stockscreener
CNBC
CNBC provides screeners for Large Cap Growth, Small Cap Value, High Dividends, ‘S&P 500 Dogs’, and ‘Solid Companies’. It’s not as user-friendly as Yahoo, but not as overwhelming as Google.
http://www.cnbc.com/stock-screener/
Zacks
The company that powers Nasdaq’s stock screener provides a stock screener that includes its own ranking system, as well as broker information. A good tool for curious newcomers to trading.
http://www.zacks.com/screening/stock-screener
Reuters Stock Screener
Reuters’ screener emphasizes global markets and industries. Find the overachievers in oil & gas drilling in Qatar, or the up-and-comers in European wool.
http://stockscreener.us.reuters.com/Stock/US/Index?quickscreen=gaarp