U.S. SECURITIES EXCHANGE COMMISSION

Washington, DC 20549

SCHEDULE 13G/A

Under the Securities Exchange Act of 1934

(Amendment No. 8)

Horizon Lines, Inc.

(Name of Issuer)

Class A Common Stock

(Title of Class of Securities)

44044K309

(CUSIP Number)

June 30, 2015

Date of Event Which Requires Filing of this Statement

Check the appropriate box to designate the rule

pursuant to which this Schedule is filed

[X] Rule 13d-1(b)

[ ] Rule 13d-1(c)

[ ] Rule 13d-1(d)

1)	Name of Reporting Person: Pioneer Global Asset Management S.p.A (PGAM)
2)	Check the Appropriate Box if a Member of a Group (See Instructions)	(a) (b)
3)	SEC Use Only
4)	Citizenship or Place of Organization	Italy
Number of Shares Beneficially Owned by Each Reporting Person With		(5) Sole Voting Power	0
		(6) Shared Voting Power	0
		[See Item 4 below]
		(7) Sole Dispositive Power	0
		(8) Shared Dispositive Power	0
		[See Item 4 below]
9) Aggregate Amount Beneficially Owned by Each Reporting Person			0
[See Item 4 below.]
10) Check if the Aggregate Amount in Row (9) Excludes Certain Shares
[See instructions]
11) Percent of Class Represented by Amount in Row (9)			0%
12) Type of Reporting Person (See Instructions)			FI

1)	Name of Reporting Person: Pioneer Investment Management, Inc (PIM)
2)	Check the Appropriate Box if a Member of a Group (See Instructions)	(a) (b)
3)	SEC Use Only
4)	Citizenship or Place of Organization	Delaware
Number of Shares Beneficially Owned by Each Reporting Person With		(5) Sole Voting Power	0
		(6) Shared Voting Power	0
		[See Item 4 below]
		(7) Sole Dispositive Power	0
		(8) Shared Dispositive Power	0
		[See Item 4 below]
9) Aggregate Amount Beneficially Owned by Each Reporting Person			0
[See Item 4 below.]
10) Check if the Aggregate Amount in Row (9) Excludes Certain Shares
[See instructions]
11) Percent of Class Represented by Amount in Row (9)			0%
12) Type of Reporting Person (See Instructions)			IA

Item 1(a) Name of Issuer.

Horizon Lines, Inc.

Item 1(b) Address of Issuer's Principal Executive Offices:

4064 Colony Road

Suite 200

Charlotte, NC 28211

United States

Item 2(a) Name of Person Filing:

PGAM and PIM

Item 2(b) Address of Principal Business Office:

The principal business office for PGAM is:

Piazza Gae Aulenti 1 (Tower B)

Milan, Italy

The principal business office for PIM is:

60 State Street

Boston, MA 02109

Item 2(c) Citizenship:

PGAM is organized under the laws of Italy.

PIM is a corporation organized under the laws of the

State of Delaware.

Item 2(d) Title of Class of Securities:

Class A Common Stock

Item 2(e) CUSIP Number:

44044K309

Item 3 The person filing this statement pursuant to Rule 13d-1(b)

or 13d-2(b) is:

PGAM is a non-U.S. Institution in accordance with

Section 240.13d-1(b)(1)(ii)(J)

PIM is an investment adviser in accordance with Section

240.13d-1(b)(1)(ii)(E).

Item 4. Ownership.

(a) Amount Beneficially Owned:**

PGAM: 0

PIM: 0

(b) Percent of Class:

PGAM: 0%

PIM: 0%

(i) sole power to vote or to direct the vote: 0

(ii) shared power to vote or to direct vote: **

PGAM: 0

PIM: 0

(iii) sole power to dispose or to direct disposition of:0

(iv) shared power to dispose or to direct disposition:**

PGAM: 0

PIM: 0

Item 5. Ownership of Five Percent or Less of a Class.

If this statement is being filed to report the fact that as of the date Hereof

the reporting person has ceased to be the beneficial owner of more than five

percent of the class of securities, check here: X

Item 6. Ownership of More than Five Percent on Behalf of Another Person.

N/A

Item 7. Identification and Classification of the Subsidiary Which Acquired

the Security Being Reported On By the Parent Holding Company.

N/A

Item 8. Identification and Classification of Members of the Group.

N/A

Item 9. Notice of Dissolution of the Group.

N/A

Item 10. Certification.

By signing below I certify that, to the best of my knowledge and belief,

the securities referred to above were acquired and are held in the ordinary

course of business and were not acquired and are not held for the purpose of or

with the effect of changing or influencing the control of the issuer of the

securities and were not acquired and are not held in connection with or as a

participant in any transaction having that purpose or effect.

By signing below PGAM certifies that to the best of its knowledge and

belief, the foreign regulatory scheme applicable to it as a sub-holding company

for the asset management division in the UniCredit Banking Group, the latter

being regulated by the Bank of Italy and the Commissione Nazionale per le

Societa`e la Borsa (CONSOB),is substantially comparable to the regulatory

scheme applicable to the functionally equivalent U.S. institution(s). PGAM also

undertakes to furnish to the Commission staff, upon request,information that

would otherwise be disclosed in a Schedule 13D.

SIGNATURE

After reasonable inquiry and to the best of my knowledge and belief, I

certify that the information set forth in this statement is true, complete and

correct.

Date: July 1, 2015

Pioneer Global Asset Management S.p.A

By: /s/ Giordano Lombardo

Name: Giordano Lombardo

Title: CEO

Pioneer Investment Management, Inc.

By: /s/ Jean M. Bradley

Name: Jean M. Bradley

Title: Chief Compliance Officer

EXHIBIT

JOINT FILING AGREEMENT

In accordance with Rule 13d-1(k)(1) promulgated under the Securities Exchange

Act of 1934, the undersigned agree to the joint filing of a Statement on

Schedule 13G (including any and all amendments thereto) with respect to the

Class A Common Stock of Horizon Lines, Inc. and further agree to the filing of

this agreement as an Exhibit thereto. Each party to this Agreement expressly

authorizes each other party to this Agreement to file on its behalf any and all

amendments to such Statement on Schedule 13G.

Date: July 1, 2015

Pioneer Global Asset Management S.p.A

By: /s/ Giordano Lombardo

Name: Giordano Lombardo

Title: CEO

Pioneer Investment Management, Inc.

By: /s/ Jean M. Bradley

Name: Jean M. Bradley

Title: Chief Compliance Officer

Horizon Lines, Inc. SC 13G/A