Exhibit 99.1 Aeluma Announces Fourth Quarter and Full Fiscal Year 2025 Financial Results Momentum Building with New Contracts, Record Revenue, and Growing Interest Across Multiple Markets GOLETA, CA – September 9, 2025 – Aeluma, Inc. (NASDAQ: ALMU) ("Aeluma" or the "Company"), a transformative semiconductor company specializing in high-performance and scalable technologies, today reported financial results for its fourth quarter and full fiscal year ended June 30, 2025. Management Commentary "Throughout fis ...