Exhibit 99.1 Enphase Energy Reports Financial Results for the Second Quarter of 2026 FREMONT, Calif., July 28, 2026 - Enphase Energy, Inc. (NASDAQ: ENPH), a global energy technology company, announced today financial results for the second quarter of 2026, which included the summary below from its President and CEO, Badri Kothandaraman. We reported quarterly revenue of $291.9 million in the second quarter of 2026 and shipped approximately 1.59 million IQ Microinverters, or 725.2 megawatts DC, and 113.8 mega ...