Josef Piotroski came up with a simple nine criteria scoring system to help identify bargain stocks in recovery. It is known as the F-Score and is used extensively throughout Stockopedia on Stock Reports and in screens as a measure of an improving financial health trend. But while his now famous original strategy (which we have modelled here) focused on applying the F-Score filter to only the cheapest stocks in the market, other analysts have discovered that the highest F-Scoring companies in the market in aggregate also outperform. We have filtered the market in this strategy to just highlight the companies showing a Piotroski F-Score of 9. more »
The Piotroski F-Score is a nine-criteria scoring system developed by financial academic, Joseph Piotroski in a famous research paper. Each of the nine points relate to the change in a ratio based on the company's accounts. For a full definition please Read this Article
Stockopedia explains Piotroski F-Score...
Companies with a score of 8 or 9 have been found as a group to outperform weak stocks by 7.5% annually over a 20 year period. The weakest stocks, scoring 2 or lower, were found by Piotroski to be five times more likely to fall into financial problems.