Put-Call Ratio (Open Interest) (120-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.

Amplify Cybersecurity ETF (HACK) had 120-Day Put-Call Ratio (Open Interest) of 0.4912 for 2026-04-21.

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Figures for 2026-04-21

Volatility Metrics
Historical Volatility (Close-to-Close)	0.2989
Historical Volatility (Parkinson)	0.2438
Implied Volatility (Calls)	0.3146
Implied Volatility (Puts)	0.3308
Implied Volatility (Mean)	0.3227
Put-Call Implied Volatility Ratio	1.0514
Implied Volatility Skew	0.0400
Option Statistics
Put-Call Ratio (Volume)	0.0000
Put-Call Ratio (Open Interest)	0.4912