Popular ‘zero-day’ options saw record share of trading volume in May as retail traders piled in - MarketWatch
1. 0DTE options surged to record high of 61% in May. 2. Retail investors drove the rise in 0DTE trading volumes. 3. Overall options-market activity eased, contrasting with 0DTE growth. 4. Cboe expanded daily contracts; Nasdaq plans to offer more weeklies. 5. 0DTE strategies could expand to major stocks like Tesla and Nvidia.