Strategy - SHORT BUTTERFLY (details below)
Strategy Implementation
Call option is sold with strike b, two call options are bought with strike a and a call option is sold with strike c.[A similar position can be created with puts].
Upside Potential
Limited to initial credit received.
Downside Risk
Limited to the difference between the lower and middle strikes minus the initial spread credit.
Margin
Off-set may be available.
Comment
May be difficult to execute this strategy quickly.