X0607 3 2026-03-18 0 0001769697 Frontier Nuclear & Minerals Inc. FNUC 0002123249 Labkowski Nachum true 360 MAIN STREET, 30TH FLOOR WINNIPEG A2 R3C 4G1 1 1 0 0 Chairman of the Board Common Shares 1721916 D Stock Options (Right to Buy) 5 2029-05-24 Common Shares 12307 D Stock Options (Right to Buy) 5 2026-11-18 Common Shares 7520 D Stock Options (Right to Buy) 5 2028-01-30 Common Shares 7692 D Stock Options (Right to Buy) 3.08 2031-02-23 Common Shares 200000 D Restricted Stock Units Common Shares 49255 D Restricted Stock Units Common Shares D The Stock Options are fully vested. The Stock Options were granted on February 23, 2026 under the Issuer's option plan. The Stock Options vest in accordance with the following schedule: (i) 50% vest on February 23, 2027 and (ii) 50% vest on February 23, 2028. The Restricted Stock Units ("RSUs") were granted on February 23, 2026 under the Issuer's restricted share unit award plan ("RSU Plan"). The RSUs will vest as to the number of shares indicated and, on the later of (i) July 1, 2026; and (ii) such date as the Reporting Person may elect provided such date is within the time period allowed under the RSU Plan. Notwithstanding any provisions within the RSU Plan to the contrary, the RSUs shall be entitled to immediate vest upon the occurrence of a Change of Control (as defined in the RSU Plan) or if vesting is accelerated by the Issuer's Board of Directors. The RSUs do not expire. Each RSU represents a contingent right to receive one Common Share or the cash equivalent thereof as allowed under the RSU plan. The RSUs were granted on July 21, 2025. The Reporting Person holds such number of RSUs equal to 10% of the issued and outstanding shares at any applicable time (on a post-vesting basis) which, subject to footnote 7 below, are eligible to vest, and become exercisable for an equal number of common shares, as follows: a) 100,000 RSUs are eligible to vest 61 days after the volume-weighted average price ("VWAP") of the Issuer's shares exceeds a market capitalization US$100,000,000 for 10 consecutive trading days; b) 100,000 RSUs are eligible to vest 61 days after the VWAP of the Issuer's shares exceeds a market capitalization of US$200,000,000 for 10 consecutive trading days; and c) upon every incremental US$100,000,000 increase in the market capitalization above US$200,000,000, an additional 100,000 RSUs are eligible to vest 61 days after the market capitalization of the Issuer exceeds that additional threshold for 10 consecutive trading days. In each case, following the eligibility to vest, the Reporting Person may elect to a later date, provided such date is within the time period allowed under the RSU Plan. Notwithstanding any provisions within the RSU Plan to the contrary, the RSUs shall be entitled to immediate vest upon the occurrence of a Change of Control (as defined in the RSU Plan) or if vesting is accelerated by the Issuer's Board of Directors Labkowski Nachum 2026-03-25