This paper approaches the behavior of stock returns on US capital market during the first half of February. We use the closing values of four indexes from United States capital market for the period January 2011 - April 2023. We found, for all four indexes, abnormal high returns during the first...

Since their discovery, many calendar anomalies experienced different types of changes. This paper explores the possibility of enlargement of the time interval specific to the January Effect on London Stock Exchange. We investigate the abnormal returns presence on an extended time interval that...

Some calendar anomalies are not persistent in time. They experience various changes, including the modifications on their specific time intervals. This paper approaches the persistence in time of the abnormal returns of stock returns from United States capital market during the...

The Turn-of-the-quarter (TOQ) Effect is a calendar anomaly consisting in abnormal returns occurring in a specific time interval, that starts in the mth last trading day of a quarter (BQ-m) and ends in the nth last trading day of a quarter (BQ+n). As many other anomalies, the TOQ Effect is not...

This paper approaches the opportunities for contrarian and momentum profits during the periods of high trading volume preceded by stock prices shocks. We investigate these aspects for ten stocks from New York Stock Exchange. We found that more than three quarters of the periods of high trading...

The passing from quiet to turbulent periods could generate significant changes on some calendar anomalies of the capital markets. This paper approaches the persistence in time on Bucharest Stock Exchange of a seasonality associated to winter days. We investigate this calendar effect for three...

This paper approaches the behavior of stock prices from Bucharest Stock Exchange during winter school vacations from Romania. We employed closing values of five indexes from Bucharest Stock Exchange covering the period December 2012 - January 2023. We found, for all five indexes, high abnormal...

Efficient Market Hypothesis states that financial markets react instantaneous and unbiased to new information. However, in the last decades empirical researches revealed some anomalies in investors reactions to the events that caused shocks on the financial markets. There are two main hypotheses...

This paper explores the opportunities of momentum and contrarian profits on the Bucharest Stock Exchange during quiet and turbulent times. In our investigation we employ daily values of the main indexes from the Bucharest Stock Exchange for two periods of time. During the first period, from...

This paper explores the presence of the turn – of – the – month effect on Bucharest Stock Exchange. We employ daily values from 2002 to 2011 of the two important indices of the Romanian capital market: BET – C and RAQ – C, composed on the stock prices of some of the biggest Romanian...