UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

SCHEDULE 14A INFORMATION

Proxy Statement Pursuant to Section 14(a) of the

Securities Exchange Act of 1934

(Amendment No. )

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Touchstone Strategic Trust

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September 28, 2023

Touchstone Dynamic Allocation Fund

DEAR SHAREHOLDER,

There is less than one week until the adjourned Special Meeting of Shareholders of the Touchstone Dynamic Allocation Fund ("Fund"), being held October 2, 2023 at 3:30pm Eastern time. I am pleased to report that we are moving closer to passing the proposal to reorganize your Fund into the Touchstone Dynamic International ETF.

The Touchstone Board of Trustees recommends shareholders vote FOR the reorganization proposal.

Please join your fellow shareholders and take a moment to vote by following the instructions below.

     Vote by Phone by calling 1-888-575-2251 and speaking with a proxy voting specialist today. Our representatives are available weekdays from 10am to 11pm Eastern time.

Alternatively, if you would like to vote by internet or mail, please follow the instructions provided in previously sent materials. If you do not have access to that information, please call us at 1-888-575-2251 so we can help facilitate your voting.

If you have any questions or need assistance in voting, please contact our proxy solicitor, Morrow Sodali Fund Solutions at 1-888-575-2251.

Thank you,

/s/E. Blake Moore, Jr.

E. BLAKE MOORE, JR.

PRESIDENT,

TOUCHSTONE STRATEGIC TRUST

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