We analyze how informed investors trade in the options market ahead of corporate news when they receive private, but noisy, information about the timing and impact of these announcements on stock prices. We propose a framework that ranks options trading strategies (option type, maturity, and...

Given the growth of the inverse ETF markets, exchanges have begun to trade options on inverse ETFs, similar to the trading of options on regular ETFs. Since both regular and inverse ETFs on the same index trade the same underlying risk, the pricing of options on regular ETFs and the pricing of...

We document pervasive informed trading activity in equity options before M&A announcements. About 25% of takeovers have positive abnormal volumes. These volume patterns indicate that informed traders are likely using bullish directional strategies for the target and volatility strategies for the...