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 0.1835 for 2021-10-26.

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

Figures for 2021-10-26

Volatility Metrics
Historical Volatility (Close-to-Close)	0.1835
Historical Volatility (Parkinson)	0.1743
Implied Volatility (Calls)	0.2128
Implied Volatility (Puts)	0.2228
Implied Volatility (Mean)	0.2178
Put-Call Implied Volatility Ratio	1.0470
Implied Volatility Skew	0.0189
Option Statistics
Put-Call Ratio (Volume)	0.6214
Put-Call Ratio (Open Interest)	0.8640
Forward Price	149.50
Call Breakeven Price	159.72
Put Breakeven Price	135.04
Option Breakeven Price	148.29

Data from Quantcha