CG76745 | Wasting assets: share warrants and other options
From HM Revenue & Customs · Capital Gains Manual
The wasting assets rules do not apply to:
a quoted option to subscribe for shares in a company;
a traded option;
a financial option;
an option over assets exercisable by a person intending. If the option is exercised, to use the assets for the purposes of a trade carried on by him or her.
See CG55400+ for advice on quoted, traded, and financial options.