Post Holdings Inc

Evaluation of Disclosure Controls and Procedures

Management, with the Chief Executive Officer (“CEO”) and Chief Financial Officer (“CFO”) of the Company, has evaluated the effectiveness of the Company’s disclosure controls and procedures (as defined in Rules 13a-15(e) and 15d-15(e) under the Securities Exchange Act of 1934, as amended) as of the end of the period covered by this report. Based on that evaluation, the Company’s CEO and CFO concluded that, as of the end of the period covered by this report, the Company’s disclosure controls and procedures were effective to provide reasonable assurance of achieving the desired control objectives.

Changes in Internal Control Over Financial Reporting

In connection with the Company’s Perfection and Pet Food acquisitions completed in fiscal 2024 and 2023, respectively, management is in the process of analyzing, evaluating and, where necessary, implementing changes in controls and procedures. This process may result in additions or changes to the Company’s internal control over financial reporting. Based on management’s evaluation, there were no other significant changes in the Company’s internal control over financial reporting during the quarter ended March 31, 2024 that have materially affected, or are reasonably likely to materially affect, the Company’s internal control over financial reporting.