On Account
What does 'On Account' mean On account is an accounting term that denotes partial payment of an amount owed or the purchase/sale...
One-Cancels-the-Other Order (OCO)
What is a 'One-Cancels-the-Other Order - OCO' A one-cancels-the-other order (OCO) is a pair of orders stipulating that if one order is...
Offshore Portfolio Investment Strategy (OPIS)
What is 'Offshore Portfolio Investment Strategy - OPIS' A tax shelter product designed to create large, seemingly real losses to be used...
Omnibus Account
What is an Omnibus Account An Omnibus account is a single account that is used to hold securities for multiple clients. The account is maintained...
Oil Services Industry ETF
What is 'Oil Services Industry ETF' A sector exchange-traded fund (ETF) that invests in companies engaged in providing services such as drilling...
Oil Stabilization Fund (Iran)
What is 'Oil Stabilization Fund (Iran)' A government-controlled sovereign wealth fund managed for the government of Iran. The funds deposited with the...
Old-Age And Survivors Insurance Trust Fund
What is 'Old-Age and Survivors Insurance (OASI) Trust Fund' One of the two trust funds managed by the Social Security Administration, the...
Office Of Thrift Supervision (OTS)
What is the Office of Thrift Supervision (OTS)? The Office of Thrift Supervision (OTS) is a federal regulator of savings and loan associations, savings banks,...