X0609 4 2026-10-01 1 0001074828 USBC, Inc. USBC 0001250826 PAYNE KITTY B false 119 E. 6TH STREET APT 308 TULSA OK 74119 0 0 0 1 Former CFO, Treasurer, Secret. 0 Option to Purchase Common Stock 0.37 2026-10-01 4 J 0 1342500 0 D 2026-11-30 Common Stock 1342500 447500 D Option to Purchase Common Stock 0.37 2026-10-01 4 J 0 1470000 0 D 2026-11-30 Common Stock 1470000 490000 D The options reported reflect options originally granted to the Reporting Person on August 6, 2025. In connection with the Reporting Person's transition from the Company, 1,342,500 unvested options were forfeited. Following the transaction reported herein, the Reporting Person continues to hold 447,500 options, which became exercisable on August 6, 2026 in accordance with the original vesting schedule. On October 1, 2026, the Board of Directors of the Company approved the acceleration of the vesting of 490,000 options originally granted to the Reporting Person on October 7, 2025, from October 6, 2026 to September 1, 2026. In connection with the Reporting Person's transition from the Company, 1,470,000 unvested options were forfeited. Following the transaction reported herein, the Reporting Person continues to hold 490,000 options, which became exercisable as of September 1, 2026 as a result of the acceleration. /s/ Kitty B. Payne 2026-10-05