Today’s Exponential View by Azeem Azhar contains an arresting chart, sourced to a paywalled article in the Wall St. Journal, Individuals Embrace Options Trading, Turbocharging Stock Markets :
The WSJ article suggests that individual bettors investors on Robin Hood are the driver of the growth of options; to the extent that increases volatility, then old school securities firms feel driven to hedge more, which also adds to the options boom.
Somehow, this explanation feels inadequate to me, but I don’t know why.