We classify a unique and comprehensive dataset of corporate press releases into topics and study the market reaction to various types of news. While confirming prior findings regarding strong stock price responses to financial news, we also document significant reactions to news about corporate...

In studies of corporate governance by default, information asymmetry is assumed, based on the principle-agent theory, between investors and executives, and also by default it is assumed that executives have superior information over investors. In this paper I apply the more rich theory of...

Carrizosa and Ryan (2017) explore the use of private information covenants, which contractually oblige borrowers to provide their lenders with private information: projected or intra-quarter financial statements. The authors offer evidence that creditors acquire private information about...

I show that nonroutine premerger trades by acquirer outside directors contain a significant amount of private information and indicate opportunistic trading on the information. I find that outside directors sell shares before less valuable deals and purchase shares before more value enhancing...

Though short sellers on average succeed at identifying overvalued equity, firms often signal disagreement with short sellers by repurchasing stock when short interest increases. We investigate whether this disagreement reflects a myopic defense of inflated prices, or positive private...

By exploiting the exogenous reductions of analyst coverage due to closures and mergers of brokerage firms, I examine the causal impact of information asymmetry on insider trading. I find that corporate insiders' abnormal returns increase sharply after coverage reductions. This effect is stronger...

We study how overconfident CEOs communicate with the market and whether this has implications on the firm's information environment. Textual analysis reveals that overconfident CEOs communicate using less negative tone in their 10K/Q filings. Our evidence suggests that overconfident CEOs provide...

This paper provides evidence that intensified product market competition increases information asymmetry between corporate insiders and investors. I use volume and gains from insider trading as proxies for information asymmetry. I show that when a firm faces competitive threats insiders purchase...

This paper investigates the impact of legal institutions on the external governance role of equity analysts in enhancing the corporate information environment. By analysing a sample of Chinese listed firms between 2003 and 2013, we find that analyst coverage is positively related to stock price...

Using hedge funds' holdings of IPO stocks, we find that stocks with abnormally high hedge fund holdings, based on stock and deal characteristics, yield abnormal returns. Moreover, hedge funds are able to sell IPO stocks in a timely fashion before long-run underperforming periods start,...