Historical Volatility (Parkinson) (150-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.

Southwest Gas Corporation (SWX) had 150-Day Historical Volatility (Parkinson) of 0.2253 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)	0.2467
Historical Volatility (Parkinson)	0.2253
Implied Volatility (Calls)	0.1587
Implied Volatility (Puts)	0.2137
Implied Volatility (Mean)	0.1862
Put-Call Implied Volatility Ratio	1.3468
Implied Volatility Skew	--
Option Statistics
Put-Call Ratio (Volume)	--
Put-Call Ratio (Open Interest)	0.0633
Forward Price	78.07
Call Breakeven Price	83.51
Put Breakeven Price	61.92
Option Breakeven Price	82.28