EX-99.(J) 9 d768064dex99j.htm CONSENT OF INDEPENDENT REGISTERED ACCOUNTING FIRM Consent of independent registered accounting firm

CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

We hereby consent to the incorporation by reference in this Registration Statement on Form N-1A of Columbia Acorn Trust of our report dated February 22, 2024, relating to the financial statements and financial highlights, which appears in the Annual Report on Form N-CSR of the funds indicated in Appendix A for the year ended December 31, 2023. We also consent to the references to us under the headings “Financial Highlights” and “Independent Registered Public Accounting Firm” in such Registration Statement.

/s/ PricewaterhouseCoopers LLP

Minneapolis, Minnesota

April 19, 2024

Appendix A

Fund Name

Columbia Acorn European FundSM

Columbia Acorn® Fund

Columbia Acorn International®

Columbia Acorn International SelectSM

Columbia Thermostat FundSM