Using a novel database, we show that the stock-price impact of analyst trade ideas is at least as large as the impact of stock recommendation, target price, and earnings forecast changes, and that investors following trade ideas can earn significant abnormal returns. Trade ideas triggered by...

We provide evidence that open-end structures undermine asset managers' incentives to attack long-term mispricing. First, we compare open-end funds with closed-end funds. Closed-end funds purchase more underpriced stocks than open-end funds, especially if the stocks involve high arbitrage risk....

This paper studies the association between hedge fund activism and firm value, using matching procedures to mitigate the selection effects of which firms are chosen as targets by activist hedge funds. We find that targeted firms improve less in value (Q) subsequent to the start of activism than...

We develop a new framework to quantitatively trace the connection between valuations, expected returns, and characteristics back to the demands of institutional investors and households. The portfolio tilts of investors along environmental, social, and governance (ESG) measures, as well as...

Financial intermediaries play a key role in the formation of asset prices. More specifically, the increasing importance of non-bank financial intermediaries has raised new questions about the risks that hedge funds pose to the financial system. We focus on the role that changes in hedge fund...

Almost all U.S. firms now announce earnings outside of regular trading hours. This paper studies how stock prices incorporate information in after-hours trading. I find slow prices adjustment accompanied by significant trading volume. During 2002-2012, 5,881 rule-based trading opportunities...

We study empirically how competition among high-frequency traders (HFTs) affects their trading behavior and market quality. Our analysis exploits a unique dataset, which allows us to compare environments with and without high-frequency competition, and contains an exogenous event - a tick size...

I study empirically how competition among high-frequency traders (HFTs) affects their trading behavior and market quality. The analysis exploits a unique dataset, which allows comparing environments with and without high-frequency competition, and contains an exogenous event - a tick size reform...

We study empirically how competition among high-frequency traders (HFTs) affects their trading behavior and market quality. Our analysis exploits a unique dataset, which allows us to compare environments with and without high-frequency competition, and contains an exogenous event - a tick size...

Since the global financial crisis in 2007, stress tests have become standard tools for regulators and supervisors to assess the risks and vulnerabilities of financial sectors. To this end, the Insurance and Occupational Pensions Authority (EIOPA) regularly performs EU-wide insurance stress...