Innovative Solutions and Support(ISSC) - 2026 Q1 - Quarterly Results

Exhibit 99.1 INNOVATIVE SOLUTIONS & SUPPORT dba INNOVATIVE AEROSYSTEMS REPORTS FIRST QUARTER FISCAL 2026 RESULTS Exton, PA, February 12, 2026 – Innovative Solutions & Support, Inc. (Nasdaq: ISSC) dba Innovative Aerosystems and its subsidiaries ("IA" or the "Company"), a leading provider of advanced avionic solutions for commercial, business, and military aviation markets, today announced its fiscal 2026 first quarter financial results for the three-month period ended December 31, 2025. FIRST QUARTER FISCAL ...