Historical Volatility (Parkinson) (180-Day)

Historical Volatility (Parkinson): The past volatility of the security over the selected time frame, calculated using the high and low prices on each trading day.

HCA Healthcare, Inc. (HCA) had 180-Day Historical Volatility (Parkinson) of 0.1858 for 2024-05-16.

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

Figures for 2024-05-16

Volatility Metrics
Historical Volatility (Close-to-Close)	0.2284
Historical Volatility (Parkinson)	0.1858
Implied Volatility (Calls)	0.2418
Implied Volatility (Puts)	0.2638
Implied Volatility (Mean)	0.2528
Put-Call Implied Volatility Ratio	1.0911
Implied Volatility Skew	0.0201
Option Statistics
Put-Call Ratio (Volume)	0.1965
Put-Call Ratio (Open Interest)	0.8485
Forward Price	329.18
Call Breakeven Price	386.37
Put Breakeven Price	276.29
Option Breakeven Price	341.53