Bearish
An adjective describing an opinion or outlook that expects a decline in price, either by the general market or by an underlying stock, or both.
Beta
A measure of how a stock’s movement correlates to the movement of the entire stock market. The Beta is not the same as volatility. See also Standard Deviation and Volatility.
Bid Price
The price at which a buyer is willing to buy an option or stock.
Binary Call
An option contract that enables the holder to receive a fixed return if the underlying asset price is above a strike price at the expiry of the option. If the binary call could settle a ‘pinned‘ option at 0.5 (or 50) then it would be the same as a digital call option.
Binary Put
An option contract that enables the holder to receive a fixed return if the underlying asset price is below a strike price at the expiry of the option. If the binary put could settle a ‘pinned‘ option at 0.5 (or 50) then it would be the same as a digital put option.
Bullish
Describing an opinion or outlook in which one expects a rise in price, either by the general market or by an individual security.
Buy-write
The same as a Covered Call.