During the Flash Crash on May 6, 2010, a short period of high stock market volatility, some stock prices declined to $0.01, while others increased to $100,000. Examining Intermarket Sweep Orders (ISOs) before, on, and after May 6, we find that ISO use is substantially higher on May 6. For those...

Naked short selling and purposeful fails-to-deliver have been identified in the popular press and by the SEC as contributing factors to the stock market decline in 2008. We investigate the market impact of the announcement that fails-to-deliver have occurred for a sample of real estate...

We investigate the impact of trading halts of NYSE-listed stocks on informationally related securities that continue to trade during the period of the halt. Informational relationships are established for companies in the same four-digit SIC industry based on the correlation of returns, volume,...