of Form 8-K and shall not be deemed to be “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise subject to the liabilities of that section, nor shall such information be deemed incorporated by reference into any filing under the Securities Act of 1933, as amended (the “Securities Act”), or the Exchange Act, except as expressly set forth by specific reference in such a filing.

Director — Barbara J. Faulkenberry: The filing discloses the appointment of a new independent director to expand the board, which is a routine governance action rather than an executive departure.

Regulation FD Disclosure. On September 22, 2026, the Company issued a press release regarding the closing of the Acquisition. A copy of the press release is furnished as Exhibit 99.1 hereto and incorporated herein by reference. The information furnished in this Current Report on Form 8-K pursuant to Item 7.01, including Exhibit 99.1, shall not be deemed “filed” for any purpose, including for purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or oth…

Other Events. In connection with the Acquisition, the Company assumed responsibility for its proportionate share of future decommissioning obligations associated with the acquired assets. Under the terms of a Decommissioning Security Agreement, the Company is required to provide financial assurance to the Seller to secure performance of these decommissioning obligations. The required security amount is generally based on the Company’s share of estimated decommissioning costs as determined usi…

On September 22, 2026 (the “Closing Date”), the Buyers consummated the Acquisition, with Talos Ocho acquiring a 50% working interest in and operatorship of the Coulomb field and a 25% working interest in the BP-operated Na Kika platform and related Kepler, Ariel, Fourier and Herschel fields, for closing cash consideration net to Talos Ocho of $420 million (including $42.5 million cash deposit previously paid into escrow by Talos Ocho upon execution of the Purchase Agreement). The material ter…

of the Company’s Current Report on Form 8-K filed on June 30, 2026. The description of the Credit Agreement Amendment herein does not purport to be complete and is subject to and qualified in its entirety by reference to the Credit Agreement Amendment filed as Exhibit 10.1 to the Form 8-K filed June 30, 2026. On the Closing Date, Talos Production, Talos Ocho and Wilmington Trust, National Association, as trustee (in such capacity, the “Trustee”) and as collateral agent (in such capacity, the…

of Form 8-K and shall not be deemed to be “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise subject to the liabilities of that section, nor shall such information be deemed incorporated by reference into any filing under the Securities Act of 1933, as amended (the “Securities Act”), or the Exchange Act, except as expressly set forth by specific reference in such a filing.

Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant. The information set forth in

Entry Into a Material Definitive Agreement. On July 22, 2026, contemporaneously with entry into the Farm-Out Agreement (as defined below), Talos Energy Inc., a Delaware corporation (“Talos”), Talos Production Inc., a Delaware corporation and a wholly owned subsidiary of Talos (“Talos Production”), and certain other direct and indirect subsidiaries of Talos and Talos Production entered into the Second Amendment to the Amended and Restated Credit Agreement (the “Second Amendment,” and the Amend…

Regulation FD Disclosure. On July 27, 2026, Talos issued a press release regarding the entry into a farm-out agreement (the “Farm-Out Agreement”) by a wholly owned subsidiary of Talos with Repsol Exploración México S.A. de C.V. (“Repsol”) pursuant to which such subsidiary has agreed to acquire a 50% participating interest in Block 29 offshore Mexico (the “Block 29 Project”), operated by Repsol. A copy of the press release is furnished as Exhibit 99.1 hereto and incorporated herein by referenc…

Entry into a Material Definitive Agreement. Indenture and the 2034 Notes On July 13, 2026, Talos Energy Inc., a Delaware corporation (the “Company”), Talos Production Inc., a Delaware corporation and a wholly owned subsidiary of the Company (the “Issuer”), certain of the Issuer’s subsidiaries (the “Subsidiary Guarantors” and, together with the Company, the “Guarantors”) and Wilmington Trust, National Association, as trustee and as collateral agent, entered into an indenture (the “Indenture”),…

Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant. The information required by

Regulation FD Disclosure. On July 1, 2026, Talos Production Inc. (the “Issuer”), a Delaware corporation and a wholly owned subsidiary of Talos Energy Inc., a Delaware corporation (the “Company”), commenced an offering for the sale of $800 million in aggregate principal amount of second-priority senior secured notes due 2034 in a private offering to eligible purchasers that is exempt from registration under the Securities Act of 1933, as amended (the “Securities Act,” and such offering, the “O…

Entry Into a Material Definitive Agreement Purchase Agreement On June 30, 2026, Talos Ocho Energy LLC (“Talos Ocho”), a Delaware limited liability company and an indirect wholly owned subsidiary of Talos Energy Inc., a Delaware corporation (“Talos” or the “Company”), and RE Fund V Holdco II Infrastructure, LLC, a Delaware limited liability company and an affiliate of Ridgewood Energy Corporation (together with Talos Ocho, the “Buyers”), entered into a purchase and sale agreement (the “Purchas…

Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant. The information set forth in

The filing describes a compensatory arrangement, not a management change.

of Form 8-K and shall not be deemed to be “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise subject to the liabilities of that section, nor shall such information be deemed incorporated by reference into any filing under the Securities Act of 1933, as amended (the “Securities Act”), or the Exchange Act, except as expressly set forth by specific reference in such a filing.

of Form 8-K and shall not be deemed to be “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise subject to the liabilities of that section, nor shall such information be deemed incorporated by reference into any filing under the Securities Act of 1933, as amended (the “Securities Act”), or the Exchange Act, except as expressly set forth by specific reference in such a filing.

Entry into a Material Definitive Agreement. Amended and Restated Credit Agreement On January 20, 2026, Talos Energy Inc. (the “Company”), Talos Production Inc., a Delaware corporation and wholly owned subsidiary of the Company (“Talos Production”), and certain other direct and indirect subsidiaries of the Company and Talos Production entered into the Amended and Restated Credit Agreement (the “A&R Credit Agreement”) among the Company, Talos Production, as Borrower, JPMorgan Chase Bank, N.A.,…

Regulation FD Disclosure. On January 21, 2026, the Company issued a press release regarding the A&R Credit Agreement. A copy of the press release is furnished herewith as Exhibit 99.1 and incorporated herein by reference. In accordance with General Instruction B.2 of Form 8-K, the information contained in this Current Report on Form 8-K under this Item 7.01, including Exhibit 99.1, is deemed to be “furnished” solely pursuant to

Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant. The information provided under

Entry into a Material Definitive Agreement. Amendment to Extend Cooperation Agreement On December 8, 2025, Talos Energy Inc. (the “ Company ”) entered into an amendment (the “Amendment”) to the Cooperation Agreement dated as of December 16, 2024 (“ Cooperation Agreement ”) with Control Empresarial de Capitales, S.A. de C.V. (“ Control Empresarial ”), an entity controlled by the family of Carlos Slim, which entity beneficially owns more than 5% of a class of the Company’s voting securities. Th…

of Form 8-K and shall not be deemed to be “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise subject to the liabilities of that section, nor shall such information be deemed incorporated by reference into any filing under the Securities Act of 1933, as amended (the “Securities Act”), or the Exchange Act, except as expressly set forth by specific reference in such a filing.

CFO — Zachary B. Dailey: The filing announces the appointment of an external candidate as CFO, which is a significant management change but not a departure of an existing executive.

Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant. The information provided under