0000866829 2026-08-28 2026-08-28 0000866829 8-K/A true 2026-08-28 HORNBECK OFFSHORE SERVICES, INC. DE 001-32936 95-3409686 103 Northpark Boulevard Suite 300 Covington LA 70433 985 727-2000 false false false false Common Stock, par value $0.00001 per share HOS NYSE false This Amendment No. 1 on Form 8-K/A (this “Amendment”) is being filed by Hornbeck Offshore Services, Inc. (f/k/a Helix Energy Solutions Group, Inc.), a Delaware corporation (the “Company”), to amend and supplement its Current Report on Form 8-K filed with the Securities and Exchange Commission on September 1, 2026 (the “Original Report”). As previously disclosed in the Original Report, on September 1, 2026, the Company completed its business combination (the “Business Combination”) with legacy Hornbeck Offshore Services, Inc., a Delaware corporation (“Legacy Hornbeck”), pursuant to that certain Agreement and Plan of Merger, dated as of April 22, 2026, by and among Helix Energy Solutions Group, Inc., a Minnesota corporation (“Helix”), Legacy Hornbeck, Odyssey Sub, Inc., a Delaware corporation and direct, wholly owned subsidiary of Helix, and Hercules Sub LLC, a Delaware limited liability company and direct, wholly owned subsidiary of Helix. In connection with the completion of the Business Combination, Helix converted from a Minnesota corporation to a Delaware corporation and changed its name from “Helix Energy Solutions Group, Inc.” to “Hornbeck Offshore Services, Inc.”This Amendment is being filed solely to provide the pro forma financial information required by Item 9.01(b) of Form 8-K that was not included in the Original 8-K at the time of its initial filing, as permitted by Item 9.01(b)(2) of Form 8-K.