Additional Proxy Soliciting Materials (Form DEFA14A)

Your Vote Counts! *Please check the meeting materials for any special requirements for meeting attendance. Smartphone users Point your camera here and vote without entering a control number For complete information and to vote, visit www.ProxyVote.com Control # V84601-P46895 CF INDUSTRIES HOLDINGS, INC. 2375 WATERVIEW DR. NORTHBROOK, IL 60062 CF INDUSTRIES HOLDINGS, INC. 2026 Annual Meeting Vote by April 27, 2026 11:59 PM Eastern Time You invested in CF INDUSTRIES HOLDINGS, INC. and it's time to vote! This is an important notice regarding the availability of proxy materials for the shareholder meeting to be held on April 28, 2026. ATTENDANCE AT MEETING The 2026 Annual Meeting of Shareholders will be conducted virtually at www.virtualshareholdermeeting.com/CF2026. Shareholders as of the record date (March 5, 2026) may attend, vote at and submit questions at the meeting virtually by logging in at www.virtualshareholdermeeting.com/CF2026. To log in, you will need the 16-digit control number shown above. Get informed before you vote View The Notice of Annual Meeting of Shareholders and Proxy Statement for the 2026 Annual Meeting of Shareholders and the 2025 Annual Report online OR you can receive a free paper or email copy of the material(s) by requesting a copy prior to April 14, 2026. If you would like to request a copy of the material(s) for this and/or future shareholder meetings, you may (1) visit www.proxyvote.com, (2) call 1-800-579-1639 or (3) send an email to [email protected]. If sending an email, please include your control number (indicated below) in the subject line. Unless you request a copy of the material(s), you will not receive a paper or email copy. Vote Virtually at the Meeting* April 28, 2026 10:00 a.m., Central Time Virtually at: www.virtualshareholdermeeting.com/CF2026

Vote at www.ProxyVote.com Prefer to receive an email instead? While voting on www.ProxyVote.com, be sure to click "Delivery Settings". Voting Items Board Recommends V84602-P46895 THIS IS NOT A VOTABLE BALLOT This communication presents only an overview of the more complete proxy materials, which contain important information and are available on the Internet or by mail. This is an overview of the proposals being presented at the upcoming shareholder meeting. Please follow the instructions on the reverse side to vote these important matters. 1. Election of Directors Nominees: 1a. Javed Ahmed For 1b. Robert C. Arzbaecher For 1c. Christopher D. Bohn For 1d. Deborah L. DeHaas For 1e. John W. Eaves For 1f. Susan A. Ellerbusch For 1g. Jesus Madrazo Yris For 1h. Anne P. Noonan For 1i. Michael J. Toelle For 1j. Theresa E. Wagler For 1k. Celso L. White For 2. Advisory vote to approve the compensation of CF Industries Holdings, Inc.'s named executive officers. For 3. Ratification of the selection of KPMG LLP as CF Industries Holdings, Inc.'s independent registered public accounting firm for 2026. For 4. Shareholder proposal regarding shareholder approval requirement for excessive golden parachutes, if properly presented at the meeting. Against NOTE: Such other business as may properly come before the meeting or any adjournment or postponement thereof.