X0303 4 2009-09-08 0 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 2009-09-08 4 S 0 1600 11.30 D 8076121 D Common Stock 2009-09-08 4 S 0 800 11.3018 D 8075321 D Common Stock 2009-09-08 4 S 0 100 11.3025 D 8075221 D Common Stock 2009-09-08 4 S 0 500 11.3027 D 8074721 D Common Stock 2009-09-08 4 S 0 200 11.305 D 8074521 D Common Stock 2009-09-08 4 S 0 2700 11.31 D 8071821 D Common Stock 2009-09-08 4 S 0 200 11.3111 D 8071621 D Common Stock 2009-09-08 4 S 0 100 11.315 D 8071521 D Common Stock 2009-09-08 4 S 0 1500 11.32 D 8070021 D Common Stock 2009-09-08 4 S 0 300 11.3211 D 8069721 D Common Stock 2009-09-08 4 S 0 300 11.33 D 8069421 D Common Stock 2009-09-08 4 S 0 200 11.34 D 8069221 D Common Stock 2009-09-08 4 S 0 700 11.35 D 8068521 D Common Stock 2009-09-08 4 S 0 100 11.3509 D 8068421 D Common Stock 2009-09-08 4 S 0 300 11.3511 D 8068121 D Common Stock 2009-09-08 4 S 0 700 11.36 D 8067421 D Common Stock 2009-09-08 4 S 0 2500 11.37 D 8064921 D Common Stock 2009-09-08 4 S 0 300 11.3709 D 8064621 D Common Stock 2009-09-08 4 S 0 200 11.3711 D 8064421 D Common Stock 2009-09-08 4 S 0 200 11.375 D 8064221 D Common Stock 2009-09-08 4 S 0 2000 11.38 D 8062221 D Common Stock 2009-09-08 4 S 0 2400 11.39 D 8059821 D Common Stock 2009-09-08 4 S 0 700 11.3909 D 8059121 D Common Stock 2009-09-08 4 S 0 500 11.3918 D 8058621 D Common Stock 2009-09-08 4 S 0 100 11.395 D 8057521 D Common Stock 2009-09-08 4 S 0 1100 11.40 D 8057421 D Common Stock 2009-09-08 4 S 0 100 11.4009 D 8057321 D Common Stock 2009-09-08 4 S 0 400 11.4025 D 8056921 D Common Stock 2009-09-08 4 S 0 200 11.405 D 8056721 D Common Stock 2009-09-08 4 S 0 1500 11.41 D 8055221 D The sales reported in this Form 4 were effected pursuant to Rule 10b5-1 trading plan adopted by the reporting persons on May 28, 2009. 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. /S/ Thomas O. McGimpsey (Attorney-in-Fact) 2009-09-10