Annual Meeting

Stockholders of Enphase Energy, Inc. are cordially invited to virtually attend Enphase Energy, Inc.’s 2021 Annual Meeting of Stockholders. Due to the continuing public health concerns with the COVID-19 pandemic, the meeting will be held virtually on Wednesday, May 19, 2021 at 9:00 a.m. Pacific Time via live audio-only webcast at www.virtualshareholdermeeting.com/ENPH2021. As an Enphase Energy Stockholder, you will be able to vote your shares electronically by Internet and submit questions online during the meeting by logging in to the website listed above using the 16-digit control number included in the Notice of Internet Availability of Proxy Materials, on your proxy card, or on the instructions that accompanied our proxy materials.