Exhibit 99.28(j)

CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

We consent to the references to our firm in the Post-Effective Amendment to the Registration Statement on Form N-1A of Investment Managers Series Trust and to the use of our report dated August 28, 2026 on the financial statements and financial highlights of the AAM/HIMCO Short Duration Fund and AAM/Insight Select Income Fund, each a series of Investment Managers Series Trust. Such financial statements and financial highlights appear in the 2026 Financial Statements in Form N-CSR, which is incorporated by reference into the Registration Statement. We also consent to the references to us in the Prospectus and in the Statement of Additional Information.

Philadelphia, Pennsylvania

October 26, 2026