Power of Attorney for Timothy Morningstar Pierce

This filing contains a Power of Attorney document for Timothy Morningstar Pierce, EVP, Chief Growth Officer of BJ's Wholesale Club Holdings, Inc. The document, dated December 12, 2025, grants power of attorney to Joseph McGrail and others to execute and file Forms 3, 4, and 5 with the SEC on behalf of Mr. Pierce. This includes obtaining necessary CIK numbers and access codes for electronic filing. The power of attorney remains in effect until Mr. Pierce is no longer required to file these forms, unless earlier revoked. Mr. Pierce acknowledges that the attorneys-in-fact are not assuming his compliance responsibilities under Section 16 of the Exchange Act. The filing also notes that Mr. Pierce directly owns 41,213 shares of the Company's common stock.