ADVANCED ENERGY INDUSTRIES INC — Director's Dealing 2021

May 11, 2021

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: ADVANCED ENERGY INDUSTRIES INC (AEIS)
CIK: 0000927003
Period of Report: 2021-05-11

Reporting Person: Kelley Stephen Douglas (Director, President and CEO)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2021-05-11	Common Stock	P	5850	$85.00	Acquired	27902	Direct

Footnotes

F1: The price reported in Column 4 is an average price. These shares were purchased in multiple transactions at prices ranging from $84.91 to $85.00 inclusive. The reporting person undertakes to provide to Advanced Energy, any security holder of Advanced Energy, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the ranges set forth above.

F2: Represents 22,052 shares of unvested restricted stock units and 5,850 shares Common stock.