Investments mechanics.
I have often spoken of investment mechanisms using the screener, the better, because you can do the backtest, is published weekly by The Mechanical Investor (click on screen rankings) with data taken from the authoritative Value Line.
Here are the results one year and the beginning (11-1-2002) by selecting one of the first 3, 5, 10 shares for each screener with weekly rebalancing. (Codes are descriptive of the screen here).
We can draw some interesting conclusions, which compared with a negative return of S & P500 and Nasdaq several simple screen were able to beat the broad market, as the PIH4 (* number of institutional change at 4 weeks) based on +991% momentum.
Not always, however, the past returns are a guarantee of the future as the SOS C despite a +748% since the beginning, in 2008, has lost -40%.
Finally it is interesting to note that the screen LOWPB (3 azioni) con uno dei parametri più utilizzati in analisi fondamentale ovvero il Price/Book Value sia il peggiore in assoluto con una perdita dal 2002 del 96%!!
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