NOTICE OF ANNUAL MEETING OF THE MEMBERS OF WELLMARK, INC.

NOTICE OF ANNUAL MEETING OF THE MEMBERS OF WELLMARK, INC. The 2026 Annual Meeting of the Members (sometimes referred to as "Policyholders") of Wellmark, Inc. will be held on Thursday, May 7, 2026, at 8:00 a.m. CDT, at the Company's home office at 1331 Grand Avenue, Des Moines, Iowa. The purpose of the meeting is to report on written ballot results for approval of the 2025 Annual Meeting minutes, the election of nominees to the Board of Directors, and to address other business which may properly come before the meeting. As of the date of this notice, no other matters are expected to be brought before the meeting. The nominees for election to the Board of Directors are Harlan Langstraat and David Vaudt, each for a 3-year term. No additional nominations may be made, and voting takes place by written ballots only. Ballots must be signed and returned either electronically not less than 10 days prior to the meeting, or by mail with a postmark not less than 10 days prior to the meeting, in either case, no later than close of business on April 27, 2026. No votes may be cast at the meeting or by proxy. Policyholders of record at the close of business on February 1, 2026, are entitled to request written ballots and attend the meeting. Attendance at the meeting requires an admission ticket that must be requested at least two weeks in advance of the meeting or by April 23, 2026. Policyholders who wish to request a ballot or admission ticket may do so by contacting the Company's Corporate Secretary by e-mail at CorporateSecretary@wellmark.com or by mail to Wellmark, Inc., Corporate Secretary, Sta. 5W623, 1331 Grand Avenue, Des Moines, Iowa 50309. Dated this 3rd day of April, 2026. Published April 3 2026, at the total approximate cost of 23.4 and may be viewed free of charge at www.sdpublicnotices.com LABD0488386