Historical Volatility (Close-to-Close) (30-Day)

Historical Volatility (Close-to-Close): The past volatility of the security over the selected time frame, calculated using the closing price on each trading day.

Apple Inc. (AAPL) had 30-Day Historical Volatility (Close-to-Close) of 0.3646 for 2020-02-25.

10-Day 20-Day 30-Day 60-Day
90-Day 120-Day 150-Day 180-Day

Figures for 2020-02-25

Volatility Metrics
Historical Volatility (Close-to-Close)	0.3646
Historical Volatility (Parkinson)	0.2550
Implied Volatility (Calls)	0.3686
Implied Volatility (Puts)	0.3661
Implied Volatility (Mean)	0.3673
Put-Call Implied Volatility Ratio	0.9932
Implied Volatility Skew	0.1318
Option Statistics
Put-Call Ratio (Volume)	1.3285
Put-Call Ratio (Open Interest)	1.2739
Forward Price	289.25
Call Breakeven Price	327.92
Put Breakeven Price	270.75
Option Breakeven Price	295.67

Data from Quantcha