Put-Call Ratio (Open Interest) (30-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.

MongoDB, Inc. (MDB) had 30-Day Put-Call Ratio (Open Interest) of 0.7989 for 2026-01-16.

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Figures for 2026-01-16

Volatility Metrics
Historical Volatility (Close-to-Close)	0.4939
Historical Volatility (Parkinson)	0.4127
Implied Volatility (Calls)	0.4607
Implied Volatility (Puts)	0.4763
Implied Volatility (Mean)	0.4685
Put-Call Implied Volatility Ratio	1.0339
Implied Volatility Skew	0.0181
Option Statistics
Put-Call Ratio (Volume)	0.5790
Put-Call Ratio (Open Interest)	0.7989