Put-Call Ratio (Open Interest) (10-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.
Pacific Biosciences of California, Inc. (PACB) had 10-Day Put-Call Ratio (Open Interest) of 0.3440 for 2026-01-16.
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