Zero-day options are fueling the unprecedented volatility on Wall Street amid tariff chaos

Key Points

The trading volume of 0DTE options tied to the S&P 500 surged to 8.5 million in April, a 23% jump since the beginning of the year and accounting for roughly 7% of the total volume in U.S. option markets, according to data from JPMorgan.
These securities have become a popular tool for investors, big and small, to make a quick buck or hedge against sudden event-driven moves in the broader market.

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