MAIN STREET ANNOUNCES SECOND QUARTER 2022 RESULTS

Second Quarter 2022 Net Investment Income of $0.75 Per Share Second Quarter 2022 Distributable Net Investment Income(1) of $0.80 Per Share Second Quarter 2022 Adjusted Distributable Net Investment Income(2) of $0.78 Per Share Net Asset Value of $25.37 Per Share HOUSTON, Aug. 4, 2022…