Put-Call Ratio (Open Interest) (150-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.
iShares U.S. Basic Materials ETF (IYM) had 150-Day Put-Call Ratio (Open Interest) of 0.2232 for 2026-01-16.
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