In this paper we find that stocks overreact to both positive and negative extreme daily movements of the broader market, but more intensely in the latter case. The overreaction is even more pronounced when the market exhibits clustered extreme swings, indicating that the overreaction is related...

This paper studies the short-term (21 trading days) behavior of Brazilian stocks in the event of extreme movements in the Brazilian market index. Using cumulative abnormal returns of contrarian and momentum strategies, we find that stocks tend to overreact after negative events while they...