Tag: ATM option
Have Option Gamma Trades Taken Control Of The Market?
Back in my day as a market maker on the floor of the Chicago Board of Options Exchange (CBOE), the third Friday of the month was known as ‘gamma day.’ That was prior to 2005 when weekly options were introduced—to show my age, I was on the CBOE from 1991-2002—and ever since ‘gamma day, it has been a weekly occurrence. Actually, […]
