(1)

Service-Based Restricted Stock Awards – An aggregate of 1,000,000 RSAs to current and future employees, contractors, and directors under the 2020 Plan. These RSAs vest in six equal installments on each of the first six semi-annual anniversaries of the Board approval date, prorated based on the start date for future hires. On August 6, 2026, approximately 617,000 RSAs were granted.

(2)

Contingent Performance-Based Restricted Stock Awards – An aggregate of 3,000,000 PSAs to current and future employees, contractors, and directors, contingent upon approval by the Company’s stockholders of an increase in the number of shares authorized under the 2020 Plan to accommodate these awards. If stockholder approval is not obtained, the PSAs will not be granted. These PSAs vest based on the attainment of three specific R&D fuel program milestones related to the construction and commissioning of a pilot-scale fuel fabrication facility and the production of at least one complete LTA. Each milestone applies to a separate portion of the PSAs, and vesting of the PSAs occurs in unequal tranches depending on which milestone is certified. The performance period for achieving these milestones extends from the grant date to as early as December 31, 2029 and as late as December 31, 2034.