0001992243 2025-01-01 2025-12-31 0001992243 frey:CommonStock001ParValueMember 2025-01-01 2025-12-31 0001992243 frey:WarrantsEachWholeWarrantExercisableForOneCommonStockAtAnExercisePriceOf1150Member 2025-01-01 2025-12-31 0001992243 2025-06-30 0001992243 2026-04-28 iso4217:USD shares 10-K/A true 2025-12-31 --12-31 2025 false 001-41903 T1 Energy Inc. DE 93-3205861 1211 E 4th St. Austin TX 78702 (409) 599-5706 Common Stock, $0.01 par value TE NYSE Warrants, each whole warrant exercisable for one Common Stock at an exercise price of $11.50 TE WS NYSE Yes No Yes Yes Non-accelerated Filer true false false false false 141000000 279071590 This Amendment No. 1 (the “Amendment”) on Form 10-K/A is being filed with respect to the Registrant’s Annual Report on Form 10-K for the fiscal year ended December 31, 2025, filed with the Securities and Exchange Commission (the “SEC”) on March 31, 2026 (the “Original Filing”). The Company is filing this Amendment to present the information required by Part III (Items 10, 11, 12, 13 and 14) of Form 10-K, which was previously omitted from the Original Filing in reliance on General Instruction G(3) to Form 10-K. The reference on the cover page of the Original Filing to incorporation by reference of certain information from our proxy statement into Part III of the Original Filing has been deleted. In addition, Part IV, Item 15 (Exhibit Index) has also been amended to contain currently dated certifications of our principal executive officer and principal financial officer pursuant to Section 302 of the Sarbanes-Oxley Act of 2002. Because no financial statements are contained within this Amendment, the Company is not including certifications pursuant to Section 906 of the Sarbanes-Oxley Act of 2002.Except as otherwise expressly set forth herein, this Amendment (i) does not amend or otherwise update any other information in the Original Filing, (ii) does not reflect events occurring after the date of the Original Filing or (iii) modify or update those disclosures that may have been affected by subsequent events. Accordingly, this Amendment should be read in conjunction with the Original Filing and with our filings with the SEC subsequent to the Original Filing.The terms “T1,” “T1 Energy,” “Company,” “we,” “us,” and “our” in this document refer to T1 Energy Inc., a Delaware corporation, and, where appropriate, its subsidiaries. Capitalized terms not otherwise defined in Part III of this Amendment shall have the same meanings assigned to those terms in the Original Filing. 0001992243 true FY