For purposes of subsection (a), any security acquired by a dealer pursuant to an option held by such dealer may be treated as held for investment only if the dealer, before the close of the day on which the option was acquired, clearly identified the option on his records as held for investment. For purposes of the preceding sentence, the term “option” includes the right to subscribe to or purchase any security.
26 USC § 1236(e)
None identified. Default scope is assumed to be the entire title.