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
OMB APPROVAL
OMB Number: 3235-0287
Expires: January 31, 2005
Estimated average burden hours per response... 0.5

(Print or Type Responses)
1. Name and Address of Reporting Person *
Burton Thomas B
  2. Issuer Name and Ticker or Trading Symbol
LIQUIDITY SERVICES INC [LQDT]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
_____ Director _____ 10% Owner
__X__ Officer (give title below) _____ Other (specify below)
Pres, COO, Gov't Liquid LLC
(Last)
(First)
(Middle)
C/O LIQUIDITY SERVICES, INC., 1920 L STREET, N.W., 6TH FLOOR
3. Date of Earliest Transaction (Month/Day/Year)
07/26/2010
(Street)

WASHINGTON, DC 20036
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 07/26/2010   M   1,065 A $ 3 5,065 D  
Common Stock 07/26/2010   S(1)   1,065 D $ 14 4,000 D  
Common Stock 07/27/2010   M   3,738 A $ 3 7,738 D  
Common Stock 07/27/2010   S(1)   3,738 D $ 14 4,000 D  

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB control number. SEC 1474 (9-02)

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 $ 7.48               (2) 10/01/2018 Common Stock 120,000   120,000 D  
Employee Stock Option $ 10.93               (3) 10/01/2017 Common Stock 75,000   75,000 D  
Employee Stock Option $ 12.89               (4) 03/30/2016 Common Stock 75,000   75,000 D  
Employee Stock Option $ 3 07/26/2010   M     1,065   (5) 06/07/2015 Common Stock 30,000 $ 3 28,935 D  
Employee Stock Option $ 3 07/27/2010   M     3,738   (5) 06/07/2015 Common Stock 28,935 $ 3 25,197 D  

Reporting Owners

Reporting Owner Name / Address Relationships
 Director  10% Owner  Officer  Other
Burton Thomas B
C/O LIQUIDITY SERVICES, INC.
1920 L STREET, N.W., 6TH FLOOR
WASHINGTON, DC 20036
      Pres, COO, Gov't Liquid LLC  

Signatures

 /s/ James E. Williams, by power of attorney   08/16/2010
**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 transactions reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on February 18, 2010.
(2) Twenty percent of this option grant vested on October 1, 2009 and thereafter 1/60th of the option grant will vest each month for forty-eight months.
(3) Twenty-five percent of this option grant vested on October 1, 2008, with the remaining options vesting at 2.083% per month thereafter on the first day of each month for the next 36 months.
(4) These options became fully vested on March 1, 2010.
(5) These options became fully vested on July 1, 2009.

Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.

Potential persons who are to respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB number.