OCO /One Cancels the Other/
A limit order consisting of two BUY orders (or two SELL orders) placed at levels either side of the current market value. The execution of one order automatically cancels the other.
Offshore Company
A company incorporated in a country where there is little government control and/or low tax rates.
Open (good-till-canceled) Оrder
A buy or sell order remaining in force for up to six months unless canceled.
Open Interest
The total number of derivative contracts traded that have not yet been liquidated either by an offsetting derivative transaction or by delivery.
Open Position
Any position (long or short) that is subject to market fluctuations and has not been closed out by a corresponding opposite transaction.