We investigate bank stock and option transmissions during the financial crisis in 2008. Contemporaneous and lagged-one stock order imbalances have a significant impact on option returns. A time-varying GARCH model is employed to confirm the results. We develop an imbalance-based call (put)...

We use order imbalance to investigate dynamic relations among intraday return, volatility and order imbalance of stock spinoffs. A GARCH model is employed to examine whether the larger order imbalance is associated with larger stock price volatility. We do not find a significant positive...