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Tag Archives: S&P 500 option trading

May 12, 2022

S&P 500 Weekly Options Now Expire Five Days a Week

Since their debut in 1983, S&P 500 options have grown into the most liquid index options in the market today.1 In 2005, Cboe introduced PM-settled S&P 500 weekly options (SPXW) to meet market demand for additional trading frequency. The first weekly options expired only on Fridays, with Monday and Wednesday expirations added over time. On…

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