On June 15, 2022, the board of directors of Advanced Energy Industries, Inc. elected Mr. Brian Shirley to serve as a member of the Board effective immediately. Mr. Shirley will stand for re-election at the 2023 Annual Meeting of Stockholders. The Board anticipates appointing Mr. Shirley to one or more committees of the Board at a later date.

Brian Shirley retired from Micron Technology as senior vice president DRAM and Emerging Memory Engineering in December 2019. He joined Micron as a product engineer in 1988, and held positions of increasing responsibility across product design, engineering, and business unit management. Mr. Shirley is listed as an inventor on 82 U.S. patents and helped drive Micron's expansion into specialized memory for servers, mobile and networking solutions, in addition to maintaining a focus on cost leadership and power reduction.

After retirement from Micron, Mr. Shirley has consulted for various U.S. government departments, advising on the semiconductor geopolitical landscape, supply chain resilience, and national security. Mr. Shirley holds a Bachelor of Science degree in electrical engineering from Stanford University. Mr. Shirley will be entitled to receive compensation for his service on the Board in accordance with the Company's standard compensatory arrangement for non-employee directors.

In addition, in connection with his election to the Board, Mr. Shirley will receive restricted common stock units in the company with a value of approximately $183,337, which represents a pro-rated portion of the value of the restricted stock units granted to other directors on May 9, 2022 based on the effective date of his election.