In a recent MarketWatch article, OptionMetrics data revealed that 0DTE options accounted for as much as 75% of daily S&P 500 options volume earlier this year, highlighting the growing role of short-dated options in today’s markets. “It’s totally plausible that the hedging behavior associated with this activity is one of the factors that is suppressing intraday moves,” said Garrett DeSimone, Head of Quant Research at OptionMetrics.