SPDR S&P 500 ETF (SPY)

Last Price: 455.55 (2021-10-25)

Put-Call Ratio (Open Interest) (20-Day)

Put-Call Ratio (Open Interest): The ratio of outstanding put contracts to outstanding call contracts at the close of the trading day, for options with the relevant expiration date.

SPDR S&P 500 ETF (SPY) had 20-Day Put-Call Ratio (Open Interest) of 2.3136 for 2021-10-25.