X0306 4 2016-02-10 0 0000927003 ADVANCED ENERGY INDUSTRIES INC AEIS 0001245088 MCGIMPSEY THOMAS O 1625 SHARP POINT DRIVE FORT COLLINS CO 80525 0 1 0 0 EVP Gen Counsel & Corp Sec Common Stock 2016-02-10 4 S 0 12347 27.7228 D 17817 D The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 plan. The price reported in Column 4 is an average price. These shares sold in multiple transactions at prices ranging from $27.56 to $28.05. 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 sold at each separate price within the ranges set for the in this footnote. Represents 12,627 shares of Restricted Stock units (RSUs) and 5,190 shares of Performance shares. As of the transaction date, the Restricted Stock Units have vested as to 13,209 shares. /s/ Thomas O. McGimpsey (Attorney-in-Fact) 2016-02-11