Underlying security

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Underlying security

For options, the security that is subject to purchase or sold upon exercise of an option contract. For example, IBM stock is the underlying security for IBM options. For Depository receipts, the class, series, and number of the foreign shares represented by the depository receipt.

Underlying Security

In a derivative or warrant, a security that gives value to the derivative or warrant. For example, in an option giving one the right to buy stock in Johnson and Johnson, the underlying security is the stock in Johnson and Johnson. An underlying security may be a stock or a bond.
References in periodicals archive ?
The new products for the first time include all underlying securities from the DAX, MDAX and TecDAX segments.