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 *
CHYMIAK SUSAN C
  2. Issuer Name and Ticker or Trading Symbol
ADDVANTAGE TECHNOLOGIES GROUP INC [AEY]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
_____ Director __X__ 10% Owner
_____ Officer (give title below) _____ Other (specify below)
(Last)
(First)
(Middle)
C/O ADDVANTAGE TECHNOLOGIES GROUP INC, 1221 E. HOUSTON
3. Date of Earliest Transaction (Month/Day/Year)
08/21/2008
(Street)

BROKEN ARROW, OK 74012
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 (2) (4) 08/21/2008   A   20,430.25 A $ 2.74 47,335.25 I By Chymiak Investment LLC
Common Stock (3) (4) 08/21/2008   A   20,430.25 A $ 2.74 47,335.25 I By spouse's ownership in Chymiak Investment LLC
Common Stock (1)               250,000 I By spouse's Revocable Trust
Common Stock               1,796,000 I By Susan Chymiak Revocable Trust
Common Stock (5)               2,337 I By spouse

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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

Reporting Owners

Reporting Owner Name / Address Relationships
 Director  10% Owner  Officer  Other
CHYMIAK SUSAN C
C/O ADDVANTAGE TECHNOLOGIES GROUP INC
1221 E. HOUSTON
BROKEN ARROW, OK 74012
    X    

Signatures

 /s/ Susan C. Chymiak   08/22/2008
**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) Beneficial ownership of spouse's shares is disclaimed.
(2) Susan Chymiak holds 25% ownership of Chymiak Investment LLC. Shares acquired by Chymiak Investment LLC totaled 81,721 on 8/21/2008.
(3) Spouse, Ken Chymiak, holds 25% ownership of Chymiak Investment LLC. Shares acquired by Chymiak Investment LLC totaled 81,721 on 8/21/2008.
(4) Chymiak Investment LLC acquired 81,721 shares on 8/21/2008 through multiple purchases in the open market. The weighted average price of these purchases was $2.74 at prices that ranged from $2.73 to $2.76. Actual share quantities purchased at each specific price are available upon request.
(5) One year holding restriction on sale expiring 3/5/2009.

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