Bloomberg: Wall Street Faces Tougher Margin Rule as Zero-Day Options Boom

By Lu Wang and Katherine Doherty, June 18, 2024

(Bloomberg) -- The world’s largest derivatives-clearing house is seeking to introduce fresh margin requirements on Wall Street firms as the frenzy in zero-day options shows no sign of letting up.

"A consequence of the initiative will be that firms will need to tighten up their intraday portfolio risk exposure as well as be prepared for immediate capital demands," said Justin Zacks, vice president of strategy at Moomoo Technologies Inc., which last November lowered commission fees on single stock options to zero.

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