FIRST HORIZON CORP

We use the SEC’s “notice and access” rule, which allows us to furnish our proxy materials over the internet to our shareholders instead of mailing paper copies of those materials to each shareholder. As a result, beginning on or about March 16, 2026, we sent to most of our shareholders by mail or email a notice of internet availability of proxy materials, which contains instructions on how to access our proxy materials over the internet and vote online. This notice is not a proxy card, and you cannot use it to vote your shares. If you received only a notice, you will not receive paper copies of the proxy

materials unless you request the materials by following the instructions on the notice.

If you received a paper copy of the notice, we encourage you to help us save money and reduce the environmental impact of delivering paper notices by signing up to receive all of your future proxy materials electronically.

If you own shares of common stock in more than one account—for example, in a joint account with your spouse and in your individual brokerage account—you may have received more than one notice. To vote all of your shares,