Deep value companies that have plunged over 50% in the past year After the shake out this year so far I thought you would be interested to see what companies have lost over 50% in value over the past year. Perhaps you can find a few good deep value investment ideas for your portfolio. What the screen looks like This is what I screened for: All companies in the Quant Investing stock screener's 22,000 company universe With a one year stock price decline of more than 50% (to do this I used Price index 12m = Current stock price / stock price 12 months ago) Sorted with companies with the biggest decline at the top These were companies with the biggest price fall: Click image to enlarge As you can see some very wild stock price falls. Adding good fundamental momentum What happens if we only look for companies with good fundamental momentum? To do this I used the same screen as above but screened out companies with a Piotroski F-Score greater than 6. You can read more about the Piotroski F-Score here: Piotroski F-Score back test Can the Piotroski F-Score also improve your investment strategy? This academic can help you make better investment decisions – Piotroski F-Score Use the Piotroski F-Score to seriously improve your returns How to increase your returns on average 210.6% (max 363.0%) – Piotroski F-Score Ever thought of using a fundamental stop-loss? This is what the list of companies now looks like: Click image to enlarge Less extreme price falls but still high Only look for cheap companies What happens if you only look for undervalued companies? To do this I used all the above mentioned criteria and sorted the list of companies using our own developed composite rating called Qi Value. You can read more about Qi Value here: This investment strategy is working even better than we expected +711% This outperforms all other valuation ratios (14 year back test result) Qi Value Investment Strategy This is what the list of companies look like now: Click image to enlarge Looks like the largest number of companies are from South Korea but really from all over the world – even the USA. Please do your own research As with all screens this is just a list of companies that because of the large price fall may have VERY BIG problems. Therefore do your own research and fact checking. Your deep value analyst wishing you profitable investing PS To get this deep value investment strategy working in your portfolio right now click here PPS Why not sign up right now before it slips your mind?