On December 22, 2022, SEACOR Offshore OSV LLC, a wholly owned subsidiary of SEACOR Marine Holdings Inc. and certain vessel-owning subsidiaries of SEACOR OSV, entered into Amendment No. 8 to that certain second amended and restated credit facility agreement with DNB Capital LLC and Comerica Bank, as lenders, and administered by DNB Bank ASA, New York Branch, dated as of December 31, 2021, and in connection with which SEACOR Marine previously entered into a Guaranty, dated as of December 31, 2021, in favor of DNB Bank ASA, New York Branch, as security trustee. Amendment No. 8 provides for, among other things, the division of the loans under the Credit Facility into two tranches of debt, Class A Debt deemed loaned under the Credit Facility by DNB Capital LLC, and Class B Debt deemed loaned under the Credit Facility by Comerica Bank. In addition, pursuant to Amendment No. 8, (a) the Final Payment Date (as defined in the Credit Facility) of the Class A Debt was extended from December 31, 2023 to March 31, 2026, (b) the Margin of the Class A Debt was increased from 4.68% per annum to 4.75% per annum, and (c) the amortization profile of the Credit Facility was amended such that the borrowers thereunder are required to pay $500,000 per quarter up to and including the quarter ending on December 31, 2023 (at which point all amounts outstanding under the Class B Debt shall become due and payable), and $330,450 per quarter thereafter up to and including March 31, 2026.

The Class B Debt maintains substantially the same terms and conditions under the Credit Facility as it had prior to Amendment No.8.