There is a website called PowerRatings.NET, which rates most major stocks based on a rating of 1 to 10, where 10 is best, using proprietary software. The rating gives the projected performance over the next week. They claim that the stocks with a PowerRating of 1 perform 5.5 times worse than the S&P 500. Stocks with a PowerRating of 9 perform 12.5 times better than the S&P and a PowerRating of 10 perform 16.3 times better. This is a free service; just type in the stock symbol and it gives you the rating. Check it out.