Other Information.
−Removed: Securities Trading Plans of Directors and Executive Officers
−Removed: During the nine months ended September 30, 2025, none of our directors or officers, or the Company, adopted or terminated any contract , instruction or written plan for the purchase or sale of our securities that was intended to satisfy the affirmative defense conditions of Rule 10b5-1(c) promulgated under the Exchange Act or any “non-Rule 10b5-1 trading arrangement.”
+Added: Trading Arrangements
+Added: During the three months ended March 31, 2026, none of our directors or officers adopted , modified or terminated any contract, instruction or written plan for the purchase or sale of our securities that was intended to satisfy the affirmative defense conditions of Rule 10b5-1(c) under the Exchange Act or any “non-Rule 10b5-1 trading arrangement” (as defined in Item 408(c) of Regulation S-K).
Incorporated by Reference from Filings as Noted Below (Unless
10 unchanged sentences
Certificate of Amendment to the Third Amended and Restated Certificate of Incorporation
−Removed: Certificate of Designation of Series A Non-Voting Convertible Preferred Stock
−Removed: June 24, 2025
−Removed: Second Amended and Restated Bylaws
−Removed: February 7, 2022
−Removed: Form of Purchaser Warrant, dated June 17, 2025
−Removed: June 24, 2025
−Removed: Form of Placement Agent Warrant, dated June 17, 2025
−Removed: June 24, 2025
−Removed: Form of Lender Warrant, dated June 17, 2025
−Removed: June 24, 2025
−Removed: Employment Agreement by and between the Company and David Knox, dated September 8.
−Removed: September 29, 2025
−Removed: Amendment No.
−Removed: 1 to the Amended and Restated Sales Agreement by and between the Company and Chardan Capital Markets, LLC, dated September 24, 2025
−Removed: September 24, 2025
−Removed: Inducement Restricted Stock Unit Award Agreement between the Company and David Knox, dated September 29, 2025
−Removed: Filed herewith
+Added: Certificate of Amendment to the Third Amended and Restated Certificate of Incorporation
+Added: August 21, 2025
+Added: Amended and Restated Certificate of Designation of Series A Non-Voting Convertible Preferred Stock
+Added: March 30, 2026
+Added: Third Amended and Restated Bylaws
+Added: March 26, 2026
+Added: Amended and Restated Warrant to Purchase Common Stock
+Added: March 30, 2026
+Added: Amended and Restated Employment Agreement by and between the Hyperion DeFi, Inc.
+Added: and Hyunsu Jung, dated January 1.
+Added: January 5, 2026
Certification of the Principal Executive Officer Pursuant to Section 302 of the Sarbanes-Oxley Act of 2002
25 unchanged sentences
HYPERION DEFI, INC.
−Removed: November 13, 2025
/s/ Hyunsu Jung
−Removed: Interim Chief Executive Officer
+Added: Chief Executive Officer
(Principal Executive Officer)
−Removed: November 13, 2025
/s/ David Knox
Chief Financial Officer
−Removed: (Principal Executive Officer)
+Added: (Principal Financial and Accounting Officer)
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.