The Overnight Puzzle

Download PDF Over the last few decades, the overnight and intraday returns of the American market exhibit strange behavior, considering that the highest share of returns accrue in the after-hours trading and not during the day, as most would have expected. Indeed, a good visualization of the phenomenon is shown Read more…

Straddling outside and into earnings

Download PDF Introduction An ATM equity long straddle position is delta neutral. If systematic risk is the only factor predicting expected returns, a delta neutral strategy should have an expected return equal to the risk-free rate. In this article we will review academic literature suggesting that not only is this Read more…