Ann: Appendix 3B, page-2

Listed Options (LKEOB)
2 Number of +securities issued orto be issued (if known) or maximum number which may be issued 52,512,693
3 Principal terms of the +securities(e.g. if options, exercise price and expiry date; if partly paid+securities, the amount outstanding and due dates for payment; if +convertible securities, the conversion price and dates for conversion)
Listed Options with an expiry date of 15 June 2021 and an exercise price of $0.10 (see full terms of the Listed Options set out in the Company’s prospectus dated 23 July 2019).

No details as to when they will be listed on the ASX, but, they have been called"listed" so, must have been approved and shouldn't be too far off listing and being able to be traded.