Historical Volatility (Close-to-Close) (60-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.

Biogen Inc. (BIIB) had 60-Day Historical Volatility (Close-to-Close) of 0.2109 for 2023-01-31.

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

Figures for 2023-01-31

Volatility Metrics
Historical Volatility (Close-to-Close)	0.2109
Historical Volatility (Parkinson)	0.2351
Implied Volatility (Calls)	0.2823
Implied Volatility (Puts)	0.2834
Implied Volatility (Mean)	0.2828
Put-Call Implied Volatility Ratio	1.0038
Implied Volatility Skew	0.0367
Option Statistics
Put-Call Ratio (Volume)	0.1453
Put-Call Ratio (Open Interest)	1.8634
Forward Price	293.03
Call Breakeven Price	325.50
Put Breakeven Price	228.32
Option Breakeven Price	262.82