MAIN STREET ANNOUNCES FIRST QUARTER 2026 RESULTS

First Quarter 2026 Net Investment Income of $0.93 Per Share First Quarter 2026 Distributable Net Investment Income(1) of $1.00 Per Share First Quarter 2026 Distributable Net Investment Income Before Taxes(2) of $1.04 Per Share Net Asset Value of $33.46 Per Share HOUSTON, May 7, 2026...