As publicly announced, the annual meeting will be held on Wednesday, April 17, 2024 at 9:30 a.m. Central Time. Shareholders as of the close of business on the record date of February 20, 2024, and their legal proxies and other interested parties may attend the virtual annual meeting at https://meetnow.global/MJU5XK6.

Shareholders as of the close of business on the record date, who have a control number may attend the annual meeting virtually as a “Shareholder” and may vote during, and participate in, the annual meeting by following the instructions available on the meeting website. For registered shareholders, the control number can be found on their proxy card or notice, or email they previously received. Only one shareholder per control number may access the meeting.

Shareholders and other interested parties who do not have a control number may attend the virtual annual meeting as a “Guest” but will not have the option to vote or ask questions during the meeting.

About Commerce Bancshares, Inc.

With $30.4 billion in assets¹, Commerce Bancshares, Inc. (NASDAQ: CBSH) is a regional bank holding company offering a full line of banking services through its subsidiaries, including payment solutions, investment management and securities brokerage. One of its subsidiaries, Commerce Bank, leverages nearly 160 years of proven strength and experience to help individuals and businesses solve financial challenges. In addition to offering payment solutions across the U.S., Commerce Bank currently operates full-service banking facilities across the Midwest including the St. Louis and Kansas City metropolitan areas, Springfield, Central Missouri, Central Illinois, Wichita, Tulsa, Oklahoma City, and Denver. Beyond the Midwest, Commerce also maintains commercial offices in Dallas, Houston, Cincinnati, Nashville, Des Moines, Indianapolis, and Grand Rapids and wealth offices in Dallas, Houston and Naples. Commerce delivers high-touch service and sophisticated financial solutions at regional branches, commercial and wealth offices, ATMs, online, mobile and through a 24/7 customer service line. Learn more at www.commercebank.com.

¹As of March 31, 2024

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