COLUMBIA THREADNEEDLE LETTERHEAD] Wanger Advisors Trust

[COLUMBIA THREADNEEDLE LETTERHEAD]

Xxxxxx Advisors Trust

000 X. Xxxxxx Xxxxxx

Suite 3000

Chicago, Illinois 60606

July 1, 2017

Ladies and Gentlemen:

With respect to Xxxxxx Advisors Trust (the “Trust,” and each series thereof a “Fund,” and together the “Funds”), Columbia Management Investment Services Corp., the Funds’ transfer agent (“CMIS”), hereby contractually undertakes as of the date hereof to waive a portion of the service fee (“Service Fee”) that would otherwise be payable to CMIS under the Transfer, Dividend Disbursing and Shareholders’ Servicing Agreement dated as of May 1, 2010 between the Trust, on behalf of the Funds, and CMIS (the “Transfer Agent Agreement”) and the Side Letter Agreement between the Trust and CMIS dated as of July 1, 2017 relating to the Transfer Agent Agreement, such that:

(i) through June 30, 2018 the annual Service Fee paid by each Fund shall not exceed 0.00% of the Fund’s average daily net assets; and

(ii) from July 1, 2018 through June 30, 2019 the annual Service Fee paid by (a) Xxxxxx International shall not exceed 0.03% the Fund’s average daily net assets, (b) Xxxxxx Select shall not exceed 0.07% of the Fund’s average daily net assets and (c) Xxxxxx USA shall not exceed 0.04% of the Fund’s average daily net assets, provided that in no event shall the Service Fee exceed the payments made by CMIS to Participating Insurance Companies, Qualified Plans or their sponsors and other authorized investors (together, “Participating Organizations”) for services each such Participating Organization provides to its clients, customers and participants investing directly or indirectly in such Fund.

This undertaking shall be binding upon any successors and assignees of CMIS.

Very truly yours,
COLUMBIA MANAGEMENT INVESTMENT SERVICES, CORP.
By:		/s/ Xxxxxxx Xxxxxxx-Strong
		Name: Xxxxxxx Xxxxxxx-Strong
		Title: President

Agreed and accepted by

XXXXXX ADVISORS TRUST

By:		/s/ Xxxx Xxxxx
		Name: Xxxx Xxxxx
		Title: Treasurer