Market terms Glossary

Simple definitions to international markets trading terminology.


Volatility

A measure of the amount by which an asset price is expected to fluctuate over a given period. Normally measured by the annual standard deviation of daily price changes (historic). Can be implied from futures pricing, implied volatility.

Vega

Expresses the price change of an option for a one per cent change in the implied volatility.

Variation Margin

Funds required to be deposited by a client when a price movement has caused funds to fall below the stipulated percentage of the value of the contract.

Vanilla Option

A simple option whose terms and conditions do not include any provisions other than exercise style, expiry and strike. To compare with exotic options which have additional terms.

Value Spot

Normally settlement is for two working days from the date the contract is entered into. Value Today Transaction is executed for same day settlement; sometimes also referred to as "cash transaction".

Value Date

For exchange contracts it is the day on which the two contracting parties exchange the currencies which are being bought or sold. For a spot transaction it is two business banking days forward in the country of the bank providing quotations which determine the spot value date.