Abstract: A security and its transaction are provided. In an illustrative implementation, a plurality of securities are provided that are aggregated/combined according to at least one instruction set to form a bundled instrument security. The illustrative implementation provides that, in practice, the exemplary bundled instrument security may be transacted at a bundled price. Furthermore, the implementation provides that the bundled price be derived from the price of the plurality of securities and a selected multiple value and/or security feature. The illustrative implementation further provides that options may be made available and/or transacted on the bundled instrument security.