Offering Price – The asking price for a security.

Office of Supervisory Jurisdiction (OSJ) – A financial business office where activities of registered persons are supervised, customer funds or securities are held, new accounts are approved, orders are reviewed, endorsed and executed, and/or marketing materials are approved for use.

Open-End Fund/Open End Management Company – Also known as a mutual fund. It is a type of company that establishes a diversified portfolio of securities and then continuously issues new shares and redeems (buys back) its own shares representing ownership in the portfolio. The shares on non-negotiable and do not trade.

Opportunity Cost – The opportunity cost is the risk that you could achieve greater benefits (be they monetary or otherwise) with another option.

Options Clearing Corporation (OCC) – The organization that regulates the listing of options and handles clearing of options trades for the various options exchanges.

Option/Option Contract – A contract of stocks, stock indexes, interest rates, or foreign currencies that gives the holder the right to either buy or sell securities at a specified price for a specified period of time. There are two (2) types of options- call options and put options.

Overbought Market – Typically indicates future price decline. It is a term used to describe stocks or the market whose value has risen quickly and unexpectedly well above its actual worth.

Oversold Market – Typically indicates future price increase. It is a term used to describe stocks or the market whose value has declined quickly and sharply far below its actual worth.

Over-The-Counter Bulletin Board (OTCBB) – A regulated electronic trading service that shows real-time quotes, last-sale prices, and volume information for over-the-counter (OTC) equity securities. There are no listing requirements as those found on the NASDAQ or New York Stock Exchange.

Over The Counter (OTC) Securities – A security that is not traded on a formal exchange such as the NYSE, AMEX, etc.