May 10, 2024

State Street Bank and Trust Company

1100 Main Street, Suite 400

Kansas City, MO 64105

Attention: Brock Hill

Re: PIMCO ETF Custody Agreement dated May 22, 2009

Ladies and Gentlemen:

Reference is made to the above Custody and Investment Accounting Agreement between us dated as of May 22, 2009 (as amended, modified or supplemented from time to time, the “Agreement”). Pursuant to the Agreement, this letter is to provide notice of the fund changes listed below.

Additions:

PIMCO ETF TRUST

PIMCO Mortgage-Backed Securities Active Exchange-Traded Fund

In accordance with Section XIV(B) of the Agreement, the undersigned Trust hereby requests that State Street Bank and Trust Company (“State Street”) act as custodian and investment accounting and recordkeeping agent for it and that it becomes a Fund under the terms of the Agreement. In connection with such request, the undersigned Trust hereby confirms to State Street, as of the date hereof, its representations and warranties set forth in the Agreement. A current Schedule A to the Agreement is attached hereto.

Please indicate your acceptance of the foregoing by executing two copies of this letter agreement, returning one to the Fund and retaining one for your records.

APPENDIX A

to Custody and Investment Accounting Agreement

Dated May 22, 2009

(Updated as of May 10, 2024)

List of Funds/Portfolios of PIMCO ETF Trust

List of Funds/Portfolios of PIMCO Equity Series