X0303 4 2010-07-06 1 0000927003 ADVANCED ENERGY INDUSTRIES INC AEIS 0001228910 SCHATZ DOUGLAS S & SCHATZ JILL E FAMILY TRUST PO BOX 481 FORT COLLINS CO 80522 0 0 1 0 0001007705 SCHATZ DOUGLAS S P.O. BOX 481 FORT COLLINS CO 80522 1 0 0 0 0001328181 Schatz Jill E P.O. BOX 481 FORT COLLINS CO 80522 0 0 1 0 Common Stock 2010-07-06 4 S 0 100 12.2975 D 4712743 D Common Stock 2010-07-06 4 S 0 700 12.30 D 4712043 D Common Stock 2010-07-06 4 S 0 1000 12.305 D 4711043 D Common Stock 2010-07-06 4 S 0 300 12.31 D 4710743 D Common Stock 2010-07-06 4 S 0 1200 12.32 D 4709543 D Common Stock 2010-07-06 4 S 0 5 12.33 D 4709538 D Common Stock 2010-07-06 4 S 0 400 12.34 D 4709138 D Common Stock 2010-07-06 4 S 0 100 12.35 D 4709038 D Common Stock 2010-07-06 4 S 0 100 12.36 D 4708938 D Common Stock 2010-07-06 4 S 0 1200 12.37 D 4707738 D Common Stock 2010-07-06 4 S 0 1200 12.41 D 4706538 D Common Stock 2010-07-06 4 S 0 400 12.415 D 4706138 D Common Stock 2010-07-06 4 S 0 100 12.42 D 4706038 D Common Stock 2010-07-06 4 S 0 900 12.43 D 4705138 D Common Stock 2010-07-06 4 S 0 100 12.44 D 4705038 D Common Stock 2010-07-06 4 S 0 900 12.445 D 4704138 D Common Stock 2010-07-06 4 S 0 100 12.449 D 4704038 D Common Stock 2010-07-06 4 S 0 900 12.45 D 4703138 D Common Stock 2010-07-06 4 S 0 100 12.455 D 4703038 D Common Stock 2010-07-06 4 S 0 200 12.46 D 4702838 D Common Stock 2010-07-06 4 S 0 700 12.47 D 4702138 D Common Stock 2010-07-06 4 S 0 500 12.48 D 4701638 D Common Stock 2010-07-06 4 S 0 300 12.485 D 4701338 D Common Stock 2010-07-06 4 S 0 3800 12.50 D 4697538 D Common Stock 2010-07-06 4 S 0 200 12.5075 D 4697338 D Common Stock 2010-07-06 4 S 0 2500 12.51 D 4694838 D Common Stock 2010-07-06 4 S 0 100 12.515 D 4694738 D Common Stock 2010-07-06 4 S 0 600 12.52 D 4694138 D Common Stock 2010-07-06 4 S 0 400 12.525 D 4693738 D Common Stock 2010-07-06 4 S 0 1700 12.53 D 4692038 D These shares are owned directly by Douglas S. Schatz & Jill E. Schatz Family Trust, a ten percent owner of the issuer, and indirectly by Douglas S. Schatz and Jill E. Schatz, co-trustees of the trust. Includes 26,350 shares of restricted stock units held directly by Douglas S. Schatz, who is a director of the Issuer. The Sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 Plan. /S/ Thomas O. McGimpsey (Attorney-in-Fact) 2010-07-07