Ownership Submission
FORM 3
 UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

INITIAL STATEMENT OF 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 *
  Pirnot John D
 2. Date of Event Requiring Statement (Month/Day/Year)
10/24/2006		 3. Issuer Name and Ticker or Trading Symbol
ADVANCED ENERGY INDUSTRIES INC [AEIS]
(Last)
(First)
(Middle)
1625 SHARP POINT DRIVE		 4. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
_____ Director _____ 10% Owner
__X__ Officer (give title below) _____ Other (specify below)
General Counsel and Secretary
 5. If Amendment, Date Original Filed(Month/Day/Year)
(Street)

FORT COLLINS, CO 80525		 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 Beneficially Owned
1.Title of Security
(Instr. 4)		 2. Amount of Securities Beneficially Owned
(Instr. 4)		 3. Ownership Form: Direct (D) or Indirect (I)
(Instr. 5)		 4. Nature of Indirect Beneficial Ownership
(Instr. 5)
Common Stock 32
D
 
Common Stock 1,950 (1)
D
 

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly. SEC 1473 (7-02)
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Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security
(Instr. 4)		 2. Date Exercisable and Expiration Date
(Month/Day/Year)		 3. Title and Amount of Securities Underlying Derivative Security
(Instr. 4)		 4. Conversion or Exercise Price of Derivative Security 5. Ownership Form of Derivative Security: Direct (D) or Indirect (I)
(Instr. 5)		 6. Nature of Indirect Beneficial Ownership
(Instr. 5)
Date Exercisable Expiration Date Title Amount or Number of Shares
Employee Stock Option (right to buy)   (2) 01/31/2015 Common Stock 5,000 $ 7.15 D  
Employee Stock Option (right to buy)   (3) 02/11/2014 Common Stock 5,000 $ 22.3 D  
Employee Stock Option (right to buy)   (4) 04/16/2013 Common Stock 1,875 $ 7.61 D  

Reporting Owners

Reporting Owner Name / Address Relationships
Director 10% Owner Officer Other
Pirnot John D
1625 SHARP POINT DRIVE
FORT COLLINS, CO 80525		       General Counsel and Secretary  

Signatures

John D. Pirnot 10/26/2006
**Signature of Reporting Person Date

Explanation of Responses:

* If the form is filed by more than one reporting person, see Instruction 5(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) Represents shares of Restricted Stock Units.
(2) The stock option dated 01/31/05 will vest in four equal annual installments beginning on the first anniversary of the grant date.
(3) The stock option dated 02/11/04 is fully exercisable.
(4) The stock option dated 04/16/2003 is such that 25% of the shares become exercisable on the first anniversary following the date of grant, and the remaining shares become exercisable in equal increments each quarter for 3 years thereafter.
 
Remarks:
Exhibit List
Exhibit 24 - Power of Attorney

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