Ownership Submission
FORM 4
Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).
UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940
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(Print or Type Responses)
1. Name and Address of Reporting Person *
WASSERMAN YUVAL
   2. Issuer Name and Ticker or Trading Symbol
ADVANCED ENERGY INDUSTRIES INC [AEIS] 		5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
_____ Director _____ 10% Owner
__X__ Officer (give title below) _____ Other (specify below)
President Thin Films Bus. Unit
(Last)
(First)
(Middle)
1625 SHARP POINT DRIVE		 3. Date of Earliest Transaction (Month/Day/Year)
02/05/2013
(Street)

FORT COLLINS, CO 80525		 4. If Amendment, Date Original Filed(Month/Day/Year)
 6. Individual or Joint/Group Filing(Check Applicable Line)
_X_ Form filed by One Reporting Person
___ Form filed by More than One Reporting Person
(City)
(State)
(Zip)
Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1.Title of Security
(Instr. 3)		 2. Transaction Date (Month/Day/Year) 2A. Deemed Execution Date, if any (Month/Day/Year) 3. Transaction Code
(Instr. 8)		 4. Securities Acquired (A) or Disposed of (D)
(Instr. 3, 4 and 5)		 5. Amount of Securities Beneficially Owned Following Reported Transaction(s)
(Instr. 3 and 4)		 6. Ownership Form: Direct (D) or Indirect (I)
(Instr. 4)		 7. Nature of Indirect Beneficial Ownership
(Instr. 4)
Code V Amount (A) or (D) Price
Common Stock 02/05/2013   M   6,562 A $ 11.21 44,105 D  
Common Stock 02/05/2013   M   18,750 A $ 12.19 62,855 D  
Common Stock 02/05/2013   M   6,562 A $ 12.77 69,417 D  
Common Stock 02/05/2013   M   4,679 A $ 13.7 74,096 D  
Common Stock 02/05/2013   M   3,937 A $ 13.85 78,033 D  
Common Stock 02/05/2013   S(1)   40,490 D $ 16 37,543 D  
Common Stock 02/05/2013   S(1)   1,500 D $ 16 36,043 (2) D  

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Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security
(Instr. 3)		 2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (Month/Day/Year) 3A. Deemed Execution Date, if any (Month/Day/Year) 4. Transaction Code
(Instr. 8)		 5. Number of Derivative Securities Acquired (A) or Disposed of (D)
(Instr. 3, 4, and 5)		 6. Date Exercisable and Expiration Date
(Month/Day/Year)		 7. Title and Amount of Underlying Securities
(Instr. 3 and 4)		 8. Price of Derivative Security
(Instr. 5)		 9. Number of Derivative Securities Beneficially Owned Following Reported Transaction(s)
(Instr. 4)		 10. Ownership Form of Derivative Security: Direct (D) or Indirect (I)
(Instr. 4)		 11. Nature of Indirect Beneficial Ownership
(Instr. 4)
Code V (A) (D) Date Exercisable Expiration Date Title Amount or Number of Shares
Employee Stock Option (right to buy) $ 11.21 02/05/2013   M     6,562   (3) 07/21/2019 Common Stock 6,562 $ 0 3,281 D  
Employee Stock Option (right to buy) $ 12.19 02/05/2013   M     18,750   (4) 02/15/2018 Common Stock 18,750 $ 0 0 D  
Employee Stock Option (right to buy) $ 12.77 02/05/2013   M     6,562   (5) 10/27/2019 Common Stock 6,562 $ 0 5,633 D  
Employee Stock Option (right to buy) $ 13.7 02/05/2013   M     4,679   (6) 04/22/2018 Common Stock 4,679 $ 0 1,561 D  
Employee Stock Option (right to buy) $ 13.85 02/05/2013   M     3,937   (7) 07/20/2020 Common Stock 3,937 $ 0 11,813 D  

Reporting Owners

Reporting Owner Name / Address Relationships
 Director  10% Owner  Officer  Other
WASSERMAN YUVAL
1625 SHARP POINT DRIVE
FORT COLLINS, CO 80525		       President Thin Films Bus. Unit  

Signatures

 /s/ Thomas O. McGimpsey (Attorney-in-Fact)   02/07/2013
**Signature of Reporting Person Date

Explanation of Responses:

* If the form is filed by more than one reporting person, see Instruction 4(b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
(1) The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on 3/7/2012.
(2) Represents 36,043 shares of Restricted Stock Units. As of the transaction date, the restricted stock units have vested as to 22,915 shares.
(3) The option, representing a right to purchase a total of 9,843 shares, becomes exercisable in four equal annual installments beginning on 7/21/2010, which was the first anniversary of the date on which the option was granted. As of the transaction date, the option has vested as to 9,843 shares.
(4) The option, representing a right to purchase a total of 18,750 shares, becomes exercisable in four equal annual installments beginning on 2/15/2009, which was the first anniversary of the date on which the option was granted. As of the transaction date, the option has vested as to 18,750 shares.
(5) The option, representing a right to purchase a total of 12,195 shares, becomes exercisable in four equal annual installments beginning on 10/27/2010, which was the first anniversary of the date on which the option was granted. As of the transaction date, the option has vested as to 9,843 shares.
(6) The option, representing a right to purchase a total of 6,240 shares, becomes exercisable in four equal annual installments beginning on 4/22/2009, which was the first anniversary of the date on which the option was granted. As of the transaction date, the option has vested as to 6,240 shares.
(7) The option, representing a right to purchase a total of 15,750 shares, becomes exercisable in four equal annual installments beginning on 7/20/2011, which was the first anniversary of the date on which the option was granted. As of the transaction date, the option has vested as to 7,874 shares.

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