0000866829 2026-09-01 2026-09-01 0000866829 1 2026-09-01 2026-09-01 iso4217:USD pure shares S-8 S-8 EX-FILING FEES 0000866829 HORNBECK OFFSHORE SERVICES, INC. N/A false S-8 HORNBECK OFFSHORE SERVICES, INC. Equity Common Stock, par value $0.00001 true 909166 9.77 8882551.82 0.0001381 1226.68 8882551.82 1226.68 0.00 1226.68 Estimated solely for the purpose of calculating the registration fee pursuant to Rule 457(c) and Rule 457(h) under the Securities Act of 1933, as amended (the "Securities Act"), on the basis of the average of the high and low prices reported for a share of common stock, par value $0.00001 (the "Common Stock"), of the Registrant on the New York Stock Exchange on August 26, 2026. Represents the maximum number of shares of Common Stock that may be issuable upon the settlement or exercise of certain stock option and restricted stock unit awards granted under the 2020 Management Incentive Plan of Hornbeck Offshore Services, Inc., which were assumed by the Registrant and converted into stock options and restricted stock units, respectively, of the Registrant pursuant to the Merger Agreement (as defined in this Registration Statement on Form S-8). Pursuant to Rule 416(a) promulgated under the Securities Act, this Registration Statement on Form S-8 shall also cover any additional shares of Common Stock in respect of the securities identified in the above table that may become issuable by reason of any stock dividend, stock split, recapitalization or other similar transaction.