The authors rank all stocks traded on the NYSE by their past three year cumulative return.
Subse- quent abnormal performance turns out to be higher for prior “losers
stocks having experienced the poorest past performance. Over the sub- sequent three years, the bottom decile portfolio yields an abnormal return 8% higher than that of the top decile portfolio: the prior winners.
This stock return reversal suggests that part of an initial overweighing of nega- tive (positive) stock information, driving prices below (over) their rational levels is subsequently corrected
The overreaction phenomenon has been confirmed several times on the stock market (De Bondt and Thaler, 1987 ; Chopra, Lakonishok, and Rit- ter, 1992), but also for international stock market indices (Chui, Titman, and Wei, 2000 ; Bhojraj and Swaminathan, 2001), the gold market (Cutler, Poterba, and Summers, 1991) and the options market (Poteshman, ...
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