What are Currency Options?
Currency options, simply states, are a choice. It gives the buyer
the option to the right, but not obligation, to enter into a
contract or buy or sell an underlying asset. The option owner
general will exercise this right to their advantage. The seller
is the only part obligated to act upon request to fulfill the
contract. Currency options determine a foreign exchange contract,
and give the owner the option, or right, to enter into the specified
contract during a pre-determined period of time.
Corporate Treasury managers have accepted currency options as invaluable
tools for managing the risk of foreign exchange. The risk in purchasing
a currency option is much lower than a currency futures contract,
as it is limited to the premium, which you pay without the unlimited
risk potential of a currency futures contract.
How are Currency Options Valued?
There are several important components that make up the option
premium (price) that you should understand. The elements that
are used in
the model include the underling asset’s current spot price,
the exercise price of the option, the duration of the expiry of the
option, the volatility of the underlying asset, the risk-free money
rate, and the holding benefit of dividend rate on underlying instruments.
The option premium can be broken down into two parts to make it easier
to understand. These are the intrinsic value, and its time value.
The premium will be equal to the sum of the two parts, for any option.
Though there are many different types of currency options, there
is less confusion once you know the categories they fall into. Fortunately
there are only a few. From this knowledge base, more intricate structures
are used to meet the needs of the end user.
Types of Currency Options Available
Call and Put Options
In every transaction a currency is purchased and sold. This is
also the case with options transactions. A Call option is the
right to
purchase a currency, and a Put option is the right the sell a currency.
If you decided to purchase a Call option in one currency, you are
also purchasing a Put option, but in another way. Each currency
option is a Call and a Put on the respective currencies being
bought and
sold, since you cannot do one without the other.
Knock-Out Options
These are like standard options with a slight twist. If they reach
a ceiling value they become worthless. If they remain within the
level during the life of the option, they still hold value. Because
they include the risk of becoming worthless, they are generally
cheaper than a standard Call or Put.
Knock-in Options
Knock-in options are the opposite of knockout options. If the underlying
market doesn’t reach a certain level before maturity, the
normal characteristics of a Call or Put option comes into play.
Average Rate Options
Strikes are determined by an averaging process. This may happen
at the end of every month. The difference between the calculated
strike and the underlying market at expiry will determine the
profit or loss of the option.
Basket Options
A basket option is similar to a stand option, but the strike price
of based on the weighted value of the component currencies. This
is calculated in the buyer’s base currency. The buyer decides
when the option will mature, as well as the foreign currency
amounts that make up the basket and the strike price, which is
also expressed in units of the base currency.
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