This study investigates whether retail and institutional investors concentrate their trading among certain stock categories (i.e., habitats) and whether their trading activities generate return comovements among stocks within those habitats. Our results indicate that both retail and...

This study shows that correlated trading by gambling-motivated investors generates excess return comovement among stocks with lottery features. Lottery-like stocks comove strongly with one another and this return comovement is strongest among lottery stocks located in regions where investors...

This paper examines whether the trading activities of retail and institutional investors cause comovements in stock returns. Using stock splits and headquarters changes events and a variety of trading-based measures, we show directly that retail investors generate excess comovements in stock...

Investor attention matters for corporate actions. Our new identification approach constructs firm-level shareholder "distraction" measures, by exploiting exogenous shocks to unrelated parts of institutional shareholders' portfolios. Firms with "distracted" shareholders are more likely to...

We show that mutual fund managers' trading experiences bias their future repurchasing decisions. Specifically, a fund is 17% more likely to repurchase a stock when it previously sold the stock for a gain rather than for a loss. Fund managers still prefer to repurchase stocks they sold for a gain...

This paper investigates whether investor sentiment can explain stock returns on the German stock market. Based on a principal component analysis, we construct a sentiment indicator that condenses information of several well-known sentiment proxies. We show that this indicator explains the return...