Options Glossary: U

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Uncovered call option writing

A short call option position in which the writer does not own an equivalent position in the underlying security represented by his or her option contracts.

Uncovered put option writing

A short put option position in which the writer does not have a corresponding short position in the underlying security or has not deposited, in a cash account, cash or cash equivalents equal to the exercise value of the put.

Underlying security

The security subject to being purchased or sold upon exercise of the option contract.

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This web site discusses exchange-traded options issued by The Options Clearing Corporation. No statement in this web site is to be construed as a recommendation to purchase or sell a security, or to provide investment advice. Options involve risk and are not suitable for all investors. Prior to buying or selling an option, a person must receive a copy of Characteristics and Risks of Standardized Options. Copies of this document may be obtained from your broker, from any exchange on which options are traded or by contacting The Options Clearing Corporation, One North Wacker Dr., Suite 500 Chicago, IL 60606 (1- 800-678-4667).

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This web site discusses exchange-traded options issued by The Options Clearing Corporation. No statement in this web site is to be construed as a recommendation to purchase or sell a security, or to provide investment advice.

Options involve risk and are not suitable for all investors. Prior to buying or selling an option, a person must receive a copy of Characteristics and Risks of Standardized Options (PDF). Copies of this document may be obtained from your broker or from any exchange on which options are traded or by contacting The Options Clearing Corporation, One North Wacker Dr., Suite 500 Chicago, IL 60606 (1-800-678-4667).

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Options Glossary: U

Uncovered call option writing

Uncovered put option writing

Underlying security

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