With the number of shares they already own, and the options they have, why would they by now? The earliest that any of the options expire are 2026, and they are at set prices.
TC Could buy 2.5M shares today 12/1/2022 at $.07....or he could by those same 2.5M shares on 12/1/2026 or 12/1/2030 at the exact same price