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 * Gravley Roger   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) President, GovDeals & CIO (Last) (First) (Middle) C/O LIQUIDITY SERVICES, INC., 6931 ARLINGTON ROAD, SUITE 200 3. Date of Earliest Transaction (Month/Day/Year) 04/02/2018 (Street) BETHESDA, MD 20814 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 04/02/2018   J(1)   12,385 A $ 6.23 12,385 D   Common Stock 04/02/2018   S(2)   12,385 D $ 6.23 0 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	$ 9.05							(3)	10/01/2019	Common Stock	1,801		1,801	D
Employee Stock Grant	$ 15.47							(4)	10/01/2020	Common Stock	1,106		1,106	D
Employee Stock Option	$ 15.47							(5)	10/01/2020	Common Stock	2,292		2,292	D
Employee Stock Option	$ 31.37							(6)	10/01/2021	Common Stock	2,857		2,857	D
Employee Stock Option	$ 21.99							(7)	10/01/2023	Common Stock	3,519		3,519	D
Employee Stock Grant	$ 21.99							(4)	11/27/2023	Common Stock	499		499	D
Employee Stock Option	$ 21.99							(8)	11/27/2023	Common Stock	3,519		3,519	D
Employee Stock Option	$ 10.41							(9)	10/01/2024	Common Stock	7,338		7,338	D
Employee Stock Grant	$ 10.41	04/02/2018		J(1)			4,072	(10)	10/01/2024	Common Stock	8,145	$ 6.23	4,073	D
Employee Stock Grant	$ 12.57	04/02/2018		J(1)			6,250	(11)	10/27/2024	Common Stock	6,250	$ 6.23	0	D
Employee Stock Option	$ 6.63							(12)	10/01/2025	Common Stock	11,430		11,430	D
Employee Stock Grant	$ 6.63							(13)	10/01/2025	Common Stock	10,425		10,425	D
Employee Stock Option	$ 5.11							(8)	10/01/2025	Common Stock	2,858		2,858	D
Employee Stock Grant	$ 5.11							(4)	10/01/2025	Common Stock	5,213		5,213	D
Employee Stock Grant	$ 8.3	04/02/2018		J(1)			2,063	(14)	10/01/2026	Common Stock	8,250	$ 6.23	6,187	D
Employee Stock Option	$ 8.3							(15)	10/01/2026	Common Stock	4,900		4,900	D
Employee Stock Grant	$ 8.3							(4)	10/01/2026	Common Stock	8,250		8,250	D
Employee Stock Option	$ 8.3							(8)	10/01/2026	Common Stock	4,900		4,900	D
Employee Stock Option	$ 4.47							(8)	10/01/2027	Common Stock	29,760		29,760	D
Employee Stock Grant	$ 4.47							(4)	10/01/2027	Common Stock	3,060		3,060	D
Employee Stock Option	$ 4.47							(16)	10/01/2027	Common Stock	19,840		19,840	D
Employee Stock Grant	$ 4.47							(17)	10/01/2027	Common Stock	2,040		2,040	D

Reporting Owners

Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
Gravley Roger C/O LIQUIDITY SERVICES, INC. 6931 ARLINGTON ROAD, SUITE 200 BETHESDA, MD 20814			President, GovDeals & CIO

Signatures

Mark A. Shaffer		04/03/2018
**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)	Represents the vesting of restricted stock.
(2)	Represents reporting person's advance election to sell upon vesting such restricted shares.
(3)	These options became fully vested on October 1, 2013.
(4)	These restricted shares will vest, if at all, based on the Issuer's achievement of certain financial milestones.
(5)	These options became fully vested on October 1, 2014.
(6)	These options became fully vested on October 1, 2015.
(7)	These options became fully vested on October 1, 2017.
(8)	This option becomes exercisable, if at all, based on the Issuer's achievement of certain financial milestones.
(9)	Twenty-five percent of this option grant vested on October 1, 2015 and thereafter 1/48th of the option grant will vest each month for thirty-six months.
(10)	Twenty-five percent of this restricted stock grant vested on October 1, 2015 and thereafter 1/8th of the restricted stock grant will vest on April 1 and October 1 of each year for three years.
(11)	Twenty-five percent of this restricted stock grant vested on October 1, 2015 and thereafter 1/4th of the restricted stock grant will vest on April 1 of each year for three years.
(12)	Twenty-five percent of this option grant vested on October 1, 2016 and thereafter 1/48th of the option grant will vest each month for thirty-six months.
(13)	Twenty-five percent of this restricted stock grant vested on October 1, 2016 and thereafter 1/4th of the restricted stock grant will vest on October 1 of each year for three years.
(14)	Twenty-five percent of this restricted stock grant vested on April 1, 2018 and thereafter 1/4th of the restricted stock grant will vest on each of October 1, 2018, October 1, 2019, and October 1, 2020.
(15)	18/48th of this option grant vested on April 1, 2018 and thereafter 1/48th of the option grant will vest each month for thirty months.
(16)	15/48th of this option grant will vest on January 1, 2019 and thereafter 1/48th of the option grant will vest each month for thirty three months.
(17)	Twenty-five percent of this restricted stock grant will vest on January 1, 2019 and thereafter 1/4th of the restricted stock grant will vest on each October 1, 2019, October 1, 2020, and October 1, 2021.

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.