Using a sample of countries that require timely disclosures of insider trades, I investigate the effect of country-level institutions that promote transparency on the extent to which aggregate insider trades predict market returns. I find that financial information transparency mitigates the...

We document a market failure to fully respond to loss/profit quarterly announcements. The annualized post portfolio formation return spread between two portfolios formed on extreme losses and extreme profits is approximately 21 percent. This loss/profit anomaly is incremental to previously...

We document negative stock returns and elevated trading volumes around executives' early option exercise disclosures post-SOX but not pre-SOX. This stock price reaction is incomplete, and the negative stock price drift is smaller post-SOX compared to pre-SOX. We also show effects of media...