https://www.irs.gov/taxtopics/tc427#:~:text=For%20nonstatutory%20...

https://www.irs.gov/taxtopics/tc427#:~:text=For%20nonstatutory%20options%20without%20a,when%20you%20exercise%20the%20option.

For nonstatutory options without a readily determinable fair market value, there's no taxable event when the option is granted but you must include in income the fair market value of the stock received on exercise, less the amount paid, when you exercise the option.

3Y - Five Business Days

3.19A.2 A change to a +notifiable interest of a director of the entity (or in the case of a trust, a
director of the responsible entity of the trust) including whether the change occurred
during a +closed period where prior written clearance was required and, if so, whether
prior written clearance was provided. The entity must complete Appendix 3Y and give it
to ASX no more than 5 business days after the change occurs.