EVERGY KANSAS CENTRAL, INC.

Available Information

The SEC maintains an internet site that contains reports, proxy and information statements and other information regarding issuers that file electronically with the SEC at http://www.sec.gov. Additionally, information about the Evergy Companies, including their combined annual reports on Form 10-K, combined quarterly reports on Form 10-Q, current reports on Form 8-K and amendments to those reports filed with the SEC, is also available through the Evergy Companies' website, http://investors.evergy.com. Such reports are accessible at no charge and are made available as soon as reasonably practical after such material is filed with or furnished to the SEC.

Investors should note that the Evergy Companies announce material financial information in SEC filings, press releases and public conference calls. In accordance with SEC guidelines, the Evergy Companies also use the Investor Relations section of their website, http://investors.evergy.com, to communicate with investors. It is possible that the financial and other information posted there could be deemed to be material information. The information on the Evergy Companies' website is not part of this document.

Securities Trading Plans of Directors and Executive Officers

For the three months ended June 30, 2026, no director or officer hasadopted, terminated or modified a Rule 10b5-1 plan or non-Rule 10b5-1 trading arrangement required to be disclosed under Item 408(a) of Regulation S-K.