UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

SCHEDULE 13D

(Rule 13d-101)

INFORMATION TO BE INCLUDED IN STATEMENTS FILED PURSUANT

TO § 240.13d-1(a) AND AMENDMENTS THERETO FILED PURSUANT TO

§ 240.13d-2(a)

(Amendment No. 5)1

USA Truck, Inc.

(Name of Issuer)

Common Stock, Par Value $0.01 Per Share

(Title of Class of Securities)

902925106

(CUSIP Number)

VADIM PERELMAN

BAKER STREET CAPITAL MANAGEMENT, LLC

12400 Wilshire Blvd, Suite 940

Los Angeles, CA 90025

(310) 246-0345

STEVE WOLOSKY, ESQ.

OLSHAN FROME WOLOSKY LLP

Park Avenue Tower

65 East 55th Street

New York, New York 10022

(212) 451-2300

(Name, Address and Telephone Number of Person

Authorized to Receive Notices and Communications)

May 14, 2015

(Date of Event Which Requires Filing of This Statement)

If the filing person has previously filed a statement on Schedule 13G to report the acquisition that is the subject of this Schedule 13D, and is filing this schedule because of §§ 240.13d-1(e), 240.13d-1(f) or 240.13d-1(g), check the following box ¨.

Note:  Schedules filed in paper format shall include a signed original and five copies of the schedule, including all exhibits.  See § 240.13d-7 for other parties to whom copies are to be sent.

_______________

1              The remainder of this cover page shall be filled out for a reporting person’s initial filing on this form with respect to the subject class of securities, and for any subsequent amendment containing information which would alter disclosures provided in a prior cover page.

The information required on the remainder of this cover page shall not be deemed to be “filed” for the purpose of Section 18 of the Securities Exchange Act of 1934 (“Act”) or otherwise subject to the liabilities of that section of the Act but shall be subject to all other provisions of the Act (however, see the Notes).

CUSIP NO. 902925106

1	NAME OF REPORTING PERSON BAKER STREET CAPITAL L.P.
2	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP		(a) o   (b) o
3	SEC USE ONLY
4	SOURCE OF FUNDS WC
5	CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEM 2(d) OR 2(e)		¨
6	CITIZENSHIP OR PLACE OF ORGANIZATION DELAWARE
NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH	7	SOLE VOTING POWER 1,400,000
	8	SHARED VOTING POWER - 0 -
	9	SOLE DISPOSITIVE POWER 1,400,000
	10	SHARED DISPOSITIVE POWER - 0 -
11	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 1,400,000
12	CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES		o
13	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11) 13.2%
14	TYPE OF REPORTING PERSON PN

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CUSIP NO. 902925106

1	NAME OF REPORTING PERSON BAKER STREET CAPITAL MANAGEMENT, LLC
2	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP		(a) o   (b) o
3	SEC USE ONLY
4	SOURCE OF FUNDS AF
5	CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEM 2(d) OR 2(e)		¨
6	CITIZENSHIP OR PLACE OF ORGANIZATION CALIFORNIA
NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH	7	SOLE VOTING POWER 1,400,000
	8	SHARED VOTING POWER - 0 -
	9	SOLE DISPOSITIVE POWER 1,400,000
	10	SHARED DISPOSITIVE POWER - 0 -
11	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 1,400,000
12	CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES		o
13	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11) 13.2%
14	TYPE OF REPORTING PERSON OO

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CUSIP NO. 902925106

1	NAME OF REPORTING PERSON BAKER STREET CAPITAL GP, LLC
2	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP		(a) o   (b) o
3	SEC USE ONLY
4	SOURCE OF FUNDS AF
5	CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEM 2(d) OR 2(e)		¨
6	CITIZENSHIP OR PLACE OF ORGANIZATION DELAWARE
NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH	7	SOLE VOTING POWER 1,400,000
	8	SHARED VOTING POWER - 0 -
	9	SOLE DISPOSITIVE POWER 1,400,000
	10	SHARED DISPOSITIVE POWER - 0 -
11	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 1,400,000
12	CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES		o
13	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11) 13.2%
14	TYPE OF REPORTING PERSON OO

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CUSIP NO. 902925106

1	NAME OF REPORTING PERSON VADIM PERELMAN
2	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP		(a) o   (b) o
3	SEC USE ONLY
4	SOURCE OF FUNDS AF
5	CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEM 2(d) OR 2(e)		¨
6	CITIZENSHIP OR PLACE OF ORGANIZATION USA
NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH	7	SOLE VOTING POWER 1,400,000
	8	SHARED VOTING POWER - 0 -
	9	SOLE DISPOSITIVE POWER 1,400,000
	10	SHARED DISPOSITIVE POWER - 0 -
11	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 1,400,000
12	CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES		o
13	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11) 13.2%
14	TYPE OF REPORTING PERSON IN

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CUSIP NO. 902925106

The following constitutes Amendment No. 5 the Schedule 13D filed by the undersigned (“Amendment No. 5”). This Amendment No. 5 amends the Schedule 13D as specifically set forth herein.

Item 4. Purpose of Transaction.

Item 4 is hereby amended to add the following:

On May 14, 2015, BSC LP entered into an underwriting agreement (the “Underwriting Agreement”) with the Issuer, SH Capital Partners, L.P. (together with BSC LP, the “Selling Stockholders”), and Stephens Inc. and Cowen and Company, as representatives of the underwriters, relating to the previously announced secondary public offering of 2,000,000 Shares (including the over-allotment option, which was exercised on May 15, 2015) by the Selling Stockholders, of which 1,400,000 Shares are held by BSC LP.  The offering is expected to close on or about May 20, 2015, subject to customary closing conditions.

Under the Underwriting Agreement, the Issuer and the Selling Stockholders agreed to indemnify the underwriters and certain of their controlling persons against certain liabilities, including certain liabilities under the Securities Act of 1933, as amended (the “Securities Act”), and the Securities Exchange Act of 1934, as amended, and liabilities arising out of the indemnifying party’s breach of the Underwriting Agreement, or to contribute to payments the underwriters may be required to make because of any of those liabilities.  In addition, the Issuer and the Selling Stockholders agreed to pay certain expenses associated with the offering, with the obligations of the Selling Stockholders limited to $60,000 of certain "road show" expenses unless the closing fails to occur for certain reasons related to action or inaction of the Selling Stockholders (in which case the limit will be $200,000 and the expense categories will be broader).  The offering of the Shares is registered under the Securities Act, pursuant to the Issuer’s shelf registration statement on Form S-3, as amended, as supplemented by a preliminary prospectus supplement dated May 8, 2015, and a final prospectus supplement dated May 15, 2015.

The foregoing description of the Underwriting Agreement is qualified in its entirety by reference to the full text of the Underwriting Agreement, which is attached hereto as Exhibit 99.1 and incorporated by reference herein.

Item 6. Purpose of Transaction.

Item 6 is hereby amended to add the following:

On May 14, 2015, the Selling Stockholders, the Issuer, and Stephens Inc. and Cowen and Company, as representatives of the underwrites, entered into the Underwriting Agreement, as defined and described in Item 4.  A copy of the Underwriting Agreement is attached hereto as Exhibit 99.1 and is incorporated herein by reference.

Item 7. Material to be Filed as Exhibits.

Item 7 is hereby amended to add the following exhibit:

99.1 Underwriting Agreement, dated May 14, 2015.

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CUSIP NO. 902925106

SIGNATURES

After reasonable inquiry and to the best of his knowledge and belief, each of the undersigned certifies that the information set forth in this statement is true, complete and correct.

Dated:  May 18, 2015	BAKER STREET CAPITAL L.P.
	By:	Baker Street Capital GP, LLC General Partner
	By:	/s/ Vadim Perelman
	Name:	Vadim Perelman
	Title:	Managing Member

BAKER STREET CAPITAL MANAGEMENT, LLC
By:	/s/ Vadim Perelman
Name:	Vadim Perelman
Title:	Managing Member

BAKER STREET CAPITAL GP, LLC
By:	/s/ Vadim Perelman
Name:	Vadim Perelman
Title:	Managing Member

/s/ Vadim Perelman

VADIM PERELMAN

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