Exhibit (h)(1)(xviii)

April 6, 2026

State Street Bank and Trust Company

One Congress St

Boston, MA 02114

 

Re:

Amendment to the Transfer Agency and Service Agreement (the “ Agreement”), dated August 1, 1991, by and among GMO Trust, on behalf of certain of its series of the Trust, Grantham, Mayo, Van Otterloo & Co. LLC and State Street Bank and Trust Company (as successor by merger to Investors Bank & Trust Co.), as amended.

Ladies and Gentlemen:

Pursuant to Article 17 of the Agreement, GMO Trust (the “Trust”) hereby notifies you that it has created new series of shares, namely, GMO Emerging Markets Debt Total Return Fund (the “New Fund”) with respect to which the Trust and the Manager (as defined in the Agreement) desire that you serve as transfer agent under the terms of the Agreement.

If you agree to so serve as transfer agent for the New Fund, kindly sign and return to the Trust the enclosed counterpart hereof, whereupon the New Fund shall be deemed a “Fund” under the Agreement. This letter agreement shall constitute an amendment to the Agreement and, as such, a binding agreement among the Trust, the Manager and you in accordance with its terms. An amended Schedule A with a list of GMO Trust Funds is attached hereto.

The New Fund will provide five business days’ notice to State Street Bank and Trust Company prior to the commencement of the New Fund’s operations.

Notice

A copy of the Declaration of Trust, together with all amendments thereto, is on file with the Secretary of the Commonwealth of Massachusetts and notice is hereby given that this instrument is executed on behalf of the Trust by an officer of the Trust as an officer and not individually and that the obligations of this instrument are not binding upon any of the Trustees or officers of the Trust or shareholders of any series of the Trust individually but are binding only upon the assets and property of the Trust or the respective series.

Information Classification: Confidential

The foregoing is hereby

accepted and agreed

 

STATE STREET BANK AND TRUST COMPANY
By:		/s/ Scott Shirrell
Name: Scott Shirrell
Title: Managing Director
Effective Date: April 13, 2026

This instrument is executed on behalf of Grantham, Mayo, Van Otterloo & Co. LLC (“GMO”) by a duly authorized officer or other agent solely in his or her capacity as an authorized signatory, pursuant to delegated authority from GMO, and not individually. The obligations of or arising out of this instrument are not binding upon any officer or other agent, partner, member or director of GMO individually, but are binding only upon GMO and its assets. A Certificate of Organization of GMO is on file with the Secretary of The Commonwealth of Massachusetts.

A copy of the Amended and Restated Agreement and Declaration of Trust of the Trust is on file with the Secretary of The Commonwealth of Massachusetts, and notice is hereby given that this instrument is executed on behalf of the Trustees of the Trust as Trustees and not individually and that the obligations of this instrument are not binding upon any of the Trustees or shareholders individually but are binding only upon the assets and property of the Fund.

Information Classification: Limited Access

Information Classification: Confidential

SCHEDULE A

(Amended as of April 6, 2026)

List of GMO Trust Funds

 

GMO Alternative Allocation Fund		GMO International Opportunistic Value Fund
GMO Asset Allocation Bond Fund		GMO MAC Implementation Fund
GMO Benchmark-Free Allocation Fund		GMO Multi-Asset Credit Fund
GMO Benchmark-Free Fund		GMO Opportunistic Income Fund
GMO Climate Change Fund		GMO Quality Cyclicals Fund
GMO Emerging Country Debt Fund		GMO Quality Fund
GMO Emerging Country Debt Shares Fund		GMO Resource Transition Fund
GMO Emerging Markets Debt Total Return Fund*		GMO Resources Fund
GMO Emerging Markets ex-China Fund		GMO Small Cap Quality Fund-
GMO Emerging Markets Fund		GMO Strategic Opportunities Allocation Fund
GMO Global Asset Allocation Fund		GMO U.S. Equity Fund
GMO Global Developed Equity Allocation Fund		GMO U.S. Opportunistic Value Fund
GMO Global Equity Allocation Fund		GMO U.S. Small Cap Value Fund
GMO High Yield Fund		GMO U.S. Treasury Fund
GMO Implementation Fund		GMO-Usonian Japan Value Creation Fund
GMO International Developed Equity Allocation Fund
GMO International Equity Allocation Fund
GMO International Equity Fund

*	GMO will provide State Street with at least five (5) business days’ prior notice to the commencement of operations

Information Classification: Limited Access

Information Classification: Confidential