N-CSR/A

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM N-CSR

CERTIFIED SHAREHOLDER REPORT OF REGISTERED

MANAGEMENT INVESTMENT COMPANIES

Investment Company Act file number: 811-22099

Gateway Trust

(Exact name of Registrant as specified in charter)

399 Boylston Street, Boston, Massachusetts 02116

(Address of principal executive offices) (Zip code)

Coleen Downs Dinneen, Esq.

NGAM Distribution, L.P.

399 Boylston Street

Boston, Massachusetts 02116

(Name and address of agent for service)

Registrant’s telephone number, including area code: (617) 449-2810

Date of fiscal year end: November 30

Date of reporting period: November 30, 2014

Item 1. Reports to Stockholders.

The Registrant’s annual report transmitted to shareholders pursuant to Rule 30e-1 under the Investment Company Act of 1940 is incorporated by reference to the Form N-CSR filing made on February 4, 2015 (Accession No. 0001193125-15-033200).

Item 2. Code of Ethics.

The Registrant has adopted a code of ethics that applies to the Registrant’s principal executive officer, principal financial officer and persons performing similar functions. There have been no amendments or waivers of the Registrant’s code of ethics during the period.

Item 3. Audit Committee Financial Expert.

The Board of Trustees of the Registrant has established an audit committee. Mr. Kenneth A. Drucker, Richard Goglia , Mr. Wendell J. Knox and Mr. Erik R. Sirri are members of the audit committee and have been designated as “audit committee financial experts” by the Board of Trustees. Each of these individuals is also an Independent Trustee of the Registrant.

Item 4. Principal Accountant Fees and Services.

Fees billed by the Principal Accountant for services rendered to the Registrant.

The table below sets forth fees billed by the principal accountant, PricewaterhouseCoopers LLP, for the past two fiscal years for professional services rendered in connection with a) the audit of the Registrant’s annual financial statements and services provided in connection with regulatory filings; b) audit-related services (including services that are reasonably related to the performance of the audit of the Registrant’s financial statements but not reported under “Audit Fees”); c) tax compliance, tax advice and tax planning and d) all other fees billed for professional services rendered by the principal accountant to the Registrant, other than the services provided as reported as a part of (a) through (c) of this Item.

	Audit fees				Audit-related fees1				Tax fees2				All other fees
	12/1/12 - 11/30/13		12/1/13 - 11/30/14		12/1/12 - 11/30/13		12/1/13 - 11/30/14		12/1/12 - 11/30/13		12/1/13 - 11/30/14		12/1/12 - 11/30/13		12/1/13 - 11/30/14
Gateway Trust- Gateway International Fund	$	38,570	$	34,722	$	4	$	5	$	9,135	$	9,272	$	—	$	—

1. Audit-related fees consist of:

2013 &2014 — Performance of agreed upon procedures related to the Registrants deferred compensation plan.

2. Tax fees consist of:

2013 & 2014 — review of the Registrant’s tax returns.

Aggregate fees billed to the Registrant for non-audit services during fiscal years 2013 and 2014 were $9,139 and $9,277, respectively.

Fees billed by the Principal Accountant for services rendered to the Adviser and Control Affiliates.

The following table sets forth fees billed by the Registrant’s principal accountant for non-audit services rendered to Gateway Investment Advisers, LLC and entities controlling, controlled by or under common control with Gateway Investment Advisers, LLC (“Control Affiliates”) that provide ongoing services to the Registrant, for engagements that related directly to the operations and financial reporting of the Registrant for the fiscal years 2013 and 2014.

Audit-related fees

Tax fees

All other fees

12/1/12 - 11/30/13

12/1/13 - 11/30/14

12/1/12 - 11/30/13

12/1/13 - 11/30/14

12/1/12 - 11/30/13

12/1/13 - 11/30/14

Control Affiliates

$

—

$

—

$

—

$

—

$

—

$

—

The following table sets forth the aggregate fees billed by the Registrant’s principal accountant for non-audit services rendered to Gateway Investment Advisers, LLC and Control Affiliates that provide ongoing services to the Registrant, for the last two fiscal years, including the fees disclosed in the table above.

	Aggregate Non-Audit Fees
	12/1/12 –11/30/13		12/1/13 –11/30/14
Control Affiliates	$	2,000	$	90,546

None of the services described above were approved pursuant to (c)(7)(i)(C) of Regulation S-X.

Audit Committee Pre Approval Policies.

Annually, the Registrant’s Audit Committee reviews the audit, audit-related, tax and other non-audit services together with the projected fees, for services proposed to be rendered to the Trust and/or other entities for which pre-approval is required during the upcoming year. Any subsequent revisions to already pre-approved services or fees (including fee increases) and requests for pre-approval of new services would be presented for consideration quarterly as needed.

If, in the opinion of management, a proposed engagement by the Registrant’s independent accountants needs to commence before the next regularly scheduled Audit Committee meeting, any member of the Audit Committee who is an independent Board member is authorized to pre-approve the engagement, but only for engagements to provide audit, audit related and tax services. This approval is subject to review of the full Audit Committee at its next quarterly meeting. All other engagements require the approval of all the members of the Audit Committee.

Item 5. Audit Committee of Listed Registrants.

Not applicable.

Item 6. Schedule of Investments.

Included as part of the Report to Shareholders filed as Item 1 herewith.

Item 7. Disclosure of Proxy Voting Policies and Procedures for Closed-End Management Investment Companies.

Not applicable.

Item 8. Portfolio Managers of Closed-End Management Investment Companies.

Not applicable.

Item 9. Purchases of Equity Securities by Closed-End Management Investment Companies and Affiliated Purchasers.

Not applicable.

Item 10. Submission of Matters to a Vote of Securities Holders.

There were no material changes to the procedures by which shareholders may recommend nominees to the Registrant’s Board of Trustees.

Item 11. Controls and Procedures.

The Registrant’s principal executive officer and principal financial officer have concluded that the Registrant’s disclosure controls and procedures are sufficient to ensure that information required to be disclosed by the Registrant in this Form N-CSR was recorded, processed, summarized and reported within the time periods specified in the Securities and Exchange Commission’s rules and forms, based upon such officers’ evaluation of these controls and procedures as of a date within 90 days of the filing date of the report.

There were no changes in the Registrant’s internal control over financial reporting that occurred during the Registrant’s last fiscal quarter of the period covered by this report that has materially affected, or is reasonably likely to materially affect, the Registrant’s internal control over financial reporting.

Item 12. Exhibits.

(a)	(1)	Code of Ethics required by Item 2 hereof is incorporated by reference to the filing made on February 4, 2015 (Accession No. 0001193125-15-033200).
(b)	(2)	Certifications of Principal Executive Officer and Principal Financial Officer pursuant to Rule 30a-2(a) under the Investment Company Act of 1940 [17 CFR 270.30a-2(a)], filed herewith as Exhibits (a)(2)(1) and (a)(2)(2), respectively.
(a)	(3)	Not applicable.
(a)		Certifications of Principal Executive Officer and Principal Financial Officer pursuant to Section 906 of Sarbanes-Oxley Act of 2002 are filed herewith as Exhibit (b).

SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934 and the Investment Company Act of 1940, the Registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized.

Gateway Trust
By:	/s/ David L. Giunta
Name:	David L. Giunta
Title:	President and Chief Executive Officer
Date:	January 22, 2015

Pursuant to the requirements of the Securities Exchange Act of 1934 and the Investment Company Act of 1940, this report has been signed by the following persons on behalf of the Registrant and in the capacities and on the dates indicated.

By:	/s/ David L. Giunta
Name:	David L. Giunta
Title:	President and Chief Executive Officer
Date:	January 22, 2015
By:	/s/ Michael C. Kardok
Name:	Michael C. Kardok
Title:	Treasurer
Date:	January 22, 2015

EX-99.CERT

Exhibit (a)(2)(1)

Gateway Trust

Exhibit to SEC Form N-CSR

Section 302 Certification

I, David L. Giunta, certify that:

1. I have reviewed this report on Form N-CSR of Gateway Trust;

2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading with respect to the period covered by this report;

3. Based on my knowledge, the financial statements, and other financial information included in this report, fairly present in all materials respects the financial condition, results of operations, changes in net assets, and cash flows (if the financial statements are required to include a statement of cash flows) of the registrant as of, and for, the periods presented in this report;

4. The registrant’s other certifying officer and I are responsible for establishing and maintaining disclosure controls and procedures (as defined in Rule 30a-3(c) under the Investment Company Act of 1940) and internal control over financial reporting (as defined in Rule 30a-3(d) under the Investment Company Act of 1940) for the registrant and have:

a. Designed such disclosure controls and procedures, or caused such disclosure controls and procedures to be designed under our supervision, to ensure that material information relating to the registrant, including its consolidated subsidiaries, is made known to us by others within those entities, particularly during the period in which this report is being prepared;

b. Designed such internal control over financial reporting, or caused such internal control over financial reporting to be designed under our supervision, to provide reasonable assurance regarding the reliability of financial reporting and the preparation of financial statements for external purposes in accordance with generally accepted accounting principles;

c. Evaluated the effectiveness of the registrant’s disclosure controls and procedures and presented in this report our conclusions about the effectiveness of the disclosure controls and procedures, as of a date within 90 days prior to the filing date of this report based on such evaluation; and

d. Disclosed in this report any change in the registrant’s internal control over financial reporting that occurred during the second fiscal quarter of the period covered by this report that has materially affected, or is reasonably likely to materially affect, the registrant’s internal control over financial reporting; and

5. The registrant’s other certifying officer and I have disclosed to the registrant’s auditors and the audit committee of the registrant’s board of directors (or persons performing the equivalent functions):

a. All significant deficiencies and material weaknesses in the design or operation of internal control over financial reporting which are reasonably likely to adversely affect the registrant’s ability to record, process, summarize, and report financial information; and

b. Any fraud, whether or not material, that involves management or other employees who have a significant role in the registrant’s internal control over financial reporting.

Date: January 22, 2015

/s/ David L. Giunta

David L. Giunta

President and Chief Executive Officer

Exhibit (a)(2)(2)

Gateway Trust

Exhibit to SEC Form N-CSR

Section 302 Certification

I, Michael C. Kardok, certify that:

1. I have reviewed this report on Form N-CSR of Gateway Trust;

2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading with respect to the period covered by this report;

3. Based on my knowledge, the financial statements, and other financial information included in this report, fairly present in all materials respects the financial condition, results of operations, changes in net assets, and cash flows (if the financial statements are required to include a statement of cash flows) of the registrant as of, and for, the periods presented in this report;

4. The registrant’s other certifying officer and I are responsible for establishing and maintaining disclosure controls and procedures (as defined in Rule 30a-3(c) under the Investment Company Act of 1940) and internal control over financial reporting (as defined in Rule 30a-3(d) under the Investment Company Act of 1940) for the registrant and have:

a. Designed such disclosure controls and procedures, or caused such disclosure controls and procedures to be designed under our supervision, to ensure that material information relating to the registrant, including its consolidated subsidiaries, is made known to us by others within those entities, particularly during the period in which this report is being prepared;

b. Designed such internal control over financial reporting, or caused such internal control over financial reporting to be designed under our supervision, to provide reasonable assurance regarding the reliability of financial reporting and the preparation of financial statements for external purposes in accordance with generally accepted accounting principles;

c. Evaluated the effectiveness of the registrant’s disclosure controls and procedures and presented in this report our conclusions about the effectiveness of the disclosure controls and procedures, as of a date within 90 days prior to the filing date of this report based on such evaluation; and

d. Disclosed in this report any change in the registrant’s internal control over financial reporting that occurred during the second fiscal quarter of the period covered by this report that has materially affected, or is reasonably likely to materially affect, the registrant’s internal control over financial reporting; and

5. The registrant’s other certifying officer and I have disclosed to the registrant’s auditors and the audit committee of the registrant’s board of directors (or persons performing the equivalent functions):

a. All significant deficiencies and material weaknesses in the design or operation of internal control over financial reporting which are reasonably likely to adversely affect the registrant’s ability to record, process, summarize, and report financial information; and

b. Any fraud, whether or not material, that involves management or other employees who have a significant role in the registrant’s internal control over financial reporting.

Date: January 22, 2015

/s/ Michael C. Kardok

Michael C. Kardok

Treasurer

EX-99.906CERT

Exhibit (b)

Gateway Trust

Section 906 Certification

In connection with the report on Form N-CSR for the period ended November 30, 2014 for the Registrant (the “Report”), the undersigned each hereby certifies to the best of his knowledge, pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, that:

1. the Report complies with the requirements of Section 13(a) or 15(d) of the Securities Exchange Act of 1934, as applicable; and

2. the information contained in the Report fairly presents, in all material respects, the financial condition and results of operations of the Registrant.

By:	By:
President and Chief Executive Officer	Treasurer
Gateway Trust	Gateway Trust
/s/ David L. Giunta	/s/ Michael C. Kardok
David L. Giunta	Michael C. Kardok
Date: January 22, 2015	Date: January 22, 2015

A signed original of this written statement required by Section 906, or other document authenticating, acknowledging, or otherwise adopting the signature that appears in typed form within the electronic version of this written statement required by Section 906, has been provided to the Gateway Trust, and will be retained by the Gateway Trust and furnished to the Securities and Exchange Commission or its staff upon request.