Advanced Energy approves officer exculpation charter, updated bylaws at annual meeting

amended and restated the by-laws of the Company (the “Third Amended and Restated By-Laws”), effective immediately upon their adoption. These amendments principally provide for the following: (i) to revise the advance notice requirements and procedures for stockholder proposals and director nominations and to address the universal proxy rules adopted by the SEC

stockholders approved an Amended and Restated Certificate of Incorporation of the Company to (i) limit the personal liability of the Company’s officers in light of recent amendments to the Delaware General Corporation Law (“DGCL”) and (ii) make certain other minor, non-substantive updates and improvements

3. Advisory approval on the compensation of Advanced Energy’s named executive officers. The advisory approval of the compensation of the Company’s named executive officers as disclosed in the Proxy Statement was approved, with the following votes tabulated: For Against Abstain Broker Non-Vote 34,361,564 309,087 11,584 1,298,891

4. Approval of Advanced Energy’s Second Amended and Restated Certificate of Incorporation to provide exculpation from personal liability for certain officers as permitted by Delaware law and make certain other minor, non-substantive updates. The Second Amended and Restated Certificate of Incorporation was approved, with the following votes tabulated: For Against Abstain Broker Non-Vote 30,580,479 4,067,740 34,016 1,298,891

The Company held its 2024 Annual Meeting of Stockholders on Thursday, April 25, 2024, to vote on four proposals. The following matters as set forth in the Proxy Statement were voted upon with the results indicated below. 1. Election of ten (10) directors. The following ten nominees were elected to serve as directors of the Company, with the following votes tabulated: For Withhold Broker Non-Vote Grant H. Beard 34,609,484 72,751 1,298,891 Frederick A. Ball 33,660,884 1,009,802 1,310,440 Anne T. DelSanto 34,489,290 192,945 1,298,891 Tina M. Donikowski 34,371,680 310,555 1,298,891 Ronald C. Foster 34,619,868 62,367 1,298,891 Stephen D. Kelley 34,596,033 86,202 1,298,891 Lanesha T. Minnix 34,464,756 217,479 1,298,891 David W. Reed 34,586,258 95,977 1,298,891 John A. Roush 34,457,612 224,623 1,298,891 Brian M. Shirley 34,598,336 83,899 1,298,891

2. Ratification of the appointment of Ernst & Young LLP as Advanced Energy’s independent registered public accounting firm for 2024. The appointment of Ernst & Young LLP as the Company’s independent registered public accounting firm for 2024 was ratified, with the following votes tabulated: For Against Abstain Broker Non-Vote 35,879,956 95,753 5,417 —