Volatility is an important component of asset pricing; an increase in volatility on markets can trigger changes in the risk distribution of financial assets. In conventional financial theory, investors are considered to be rational and any changes in relevant risk are assumed to be a result of...

Retail order imbalance positively correlates with returns in the days following trades. However, in aggregate, retail investor trades lose money over these same periods. Why? 1) While order imbalance tests value or equally weight stocks, retail purchases are concentrated in stocks earning large...

We show that financial reporting spurs consumer behavior. Using granular GPS data, we show that foot-traffic to firms’ commerce locations significantly increases in the days following their earnings announcements. Foot-traffic increases more for announcements with extreme earnings surprises,...

Volatility is an important component of asset pricing; an increase in volatility on markets can trigger changes in the risk distribution of financial assets. In conventional financial theory, investors are considered to be rational and any changes in relevant risk are assumed to be a result of...

We develop a novel methodology for studying the causal impact of announcement timing. Our methodology uses firms' earnings announcements and leverages quasi-exogenous variation attributable to the specific day-of-week on which a calendar month begins. We refer to the resulting variation in...

We study the relationship between the Fama and French (2015) five factors’ betas and the expected overnight versus intraday stock returns in China’s A-share markets. We find that factor betas and expected returns exhibit contrasting relationships overnight versus intraday. The market, value,...

In this paper, I study how investing preferences of the relatively young, small, inexperienced, and well-connected individual investors on the Robinhood platform contrast with those of previously-studied individual investors. I find that unlike their predecessors, Robinhood investors do not have...

Romanian Abstract: Această lucrare aduce în atenţie caracteristicile domeniului finanţelor comportamentale. Vom discuta despre posibilitatea de a utiliza metode ale psihologiei cognitive pentru a înţelege dimensiunea iraţională a deciziilor financiare. Vom aborda, de asemenea, procesele...

I demonstrate that the preference by asset managers to diversify stocks and follow certain investment mandates result in forecastable contrarian trading on their largest positions. Since large-cap stocks are held in similar positions across most asset managers, few equity portfolios are...

We analyze Robinhood (RH) investors’ trading reactions to intraday hourly and overnight price changes. Contrasting with recent studies focusing on daily behaviors, we find that RH users strongly favor big losers over big gainers. We also uncover that they react rapidly, typically within an...