1 unchanged sentence
Securities Trading Plans of Directors and Executive Officers
−Removed: During the three months ended September 30, 2025, none of Peabody’s directors or officers adopted or terminated a “Rule 10b5-1 trading arrangement” or “non-Rule 10b5-1 trading arrangement,” as these terms are defined in Item 408 of Regulation S-K of the Exchange Act.
+Added: On February 10, 2026 , James C.
+Added: Grech , President & Chief Executive Officer and a member of the Company’s Board of Directors, adopted a Rule 10b5-1 trading arrangement (as such term is defined in Item 408 of Regulation S-K), which is designed to be in effect until December 31, 2027, subject to customary exceptions.
+Added: Grech’s Rule 10b5-1 trading arrangement calls for the sale of up to 54,500 shares, subject to certain conditions.
+Added: On February 23, 2026 , Scott T.
+Added: Jarboe , Chief Administrative Officer and Corporate Secretary , adopted a Rule 10b5-1 trading arrangement (as such term is defined in Item 408 of Regulation S-K), which is designed to be in effect until January 31, 2028, subject to customary exceptions.
+Added: Jarboe’s Rule 10b5-1 trading arrangement calls for potential sales of a percentage of shares that he could receive upon the future vesting of certain outstanding equity awards, net of any shares withheld by Peabody to satisfy applicable taxes.
+Added: The number of shares to be withheld, and thus the exact maximum number of shares to be sold pursuant to Mr.
+Added: Jarboe’s Rule 10b5-1 trading arrangement, can only be determined upon the occurrence of the future vesting events.
+Added: For purposes of this disclosure, without subtracting any shares to be withheld upon future vesting events, the maximum aggregate number of shares to be sold pursuant to Mr.
+Added: Jarboe’s Rule 10b5-1 trading arrangement is 45,545 .
+Added: Except as set forth above, during the three months ended March 31, 2026, none of Peabody’s directors or officers adopted or terminated a “Rule 10b5-1 trading arrangement” or “non-Rule 10b5-1 trading arrangement,” as these terms are defined in Item 408 of Regulation S-K of the Exchange Act.
See Exhibit Index on following pages.
2 unchanged sentences
Description of Exhibit
−Removed: 3.2 Third Amended and Restated By-Laws of the Registrant (Incorporated by reference to Exhibit 3.1 of the Registrant’s Current Report on Form 8-K filed October 17, 2025).
−Removed: 10.1 Contract of Employment, dated August 7, 2025, between Peabody Energy Australia Coal Pty Ltd and Malcolm J.
−Removed: Roberts (Incorporated by reference to Exhibit 10.1 of the Registrant’s Current Report on Form 8-K, filed August 11, 2025).
−Removed: 10.2† First Amendment to Agreement for Irrevocable Standby Letters of Credit, dated as of November 3, 2025, between Peabody and Goldman Sachs Bank USA.
31.1† Certification of periodic financial report by the Registrant’s Chief Executive Officer pursuant to Rule 13a-14(a) under the Securities Exchange Act of 1934, as amended pursuant to Section 302 of the Sarbanes-Oxley Act of 2002 .
15 unchanged sentences
PEABODY ENERGY CORPORATION
−Removed: November 7, 2025 By:
+Added: May 6, 2026 By:
Executive Vice President and Chief Financial Officer
1 unchanged sentence
Compared sentence by sentence after normalising whitespace, quotation marks, case and digits, so re-formatting and restated figures do not read as changed language. Wording changes appear as one removal and one addition. The current filing and the prior one are authoritative.