Item 5. OTHER INFORMATION.

During the quarter ended March 31, 2024, there were no Rule 10b5-1 trading arrangements (as defined in Item 408(a) of Regulation S-K) or non-Rule 10b5-1 trading arrangements (as defined in Item 408(c) of Regulation S-K) adopted or terminated by any director or officer (as defined in Rule 16a-1(f) under the Exchange Act) of CF Industries Holdings, Inc., except as follows:

On March 13, 2024, Bert A. Frost, Executive Vice President, Sales, Market Development and Supply Chain, adopted a Rule 10b5-1 trading arrangement for the sale of up to 9,000 shares of Common Stock, subject to certain conditions, between June 14, 2024 and March 12, 2025.

On March 15, 2024, Ashraf Malik, Senior Vice President, Manufacturing and Distribution, adopted a Rule 10b5-1 trading arrangement for the sale of up to 16,090 shares of Common Stock, subject to certain conditions, between June 14, 2024 and February 14, 2025.

On March 15, 2024, Susan L. Menzel, Executive Vice President and Chief Administrative Officer, adopted a Rule 10b5-1 trading arrangement for the sale of up to 11,200 shares of Common Stock, subject to certain conditions, between June 14, 2024 and February 28, 2025.