Put-Call Ratio (Open Interest) (90-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.
ProShares UltraPro Short Russell2000 (SRTY) had 90-Day Put-Call Ratio (Open Interest) of 3.4211 for 2026-01-16.
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