SEACOR Marine Holdings Inc.

For the period ended Mar 31, 2026. Filed Apr 29, 2026.

About this filing

A company's report for each of its first three quarters. The financial statements are not audited. It shows how the business has moved since the last annual report, and what management says changed.

Mar 31, 2026 · Filed Apr 29, 2026

SMHI$9.16+4.7%Stored close · as of Nov 9, 2026

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Contents

Item 6. Exhibits

10.1+	Form of Restricted Stock Grant Agreement under the SEACOR Marine Holdings Inc. 2025 Equity Incentive Plan.
10.2+	Form of Performance Restricted Stock Unit Grant Agreement under the SEACOR Marine Holdings Inc. 2025 Equity Incentive Plan.
31.1	Certification by the Principal Executive Officer pursuant to Rule 13a-14(a) and Rule 15d-14(a) of the Securities Exchange Act, as amended.
31.2	Certification by the Principal Financial Officer pursuant to Rule 13a-14(a) and Rule 15d-14(a) of the Securities Exchange Act, as amended.
32.1	Certification by the Principal Executive Officer and Chief Financial Officer pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002.
101.INS	Inline XBRL Instance Document – the instance document does not appear in the Interactive Data File because its XBRL tags are embedded within the Inline XBRL document.
101.SCH	Inline XBRL Taxonomy Extension Schema With Embedded Linkbase Documents.
104	The cover page for the Company’s Quarterly Report on Form 10-Q for the quarter ended March 31, 2026, has been formatted in Inline XBRL.

Management contract or compensatory plan or arrangement.

SIGNAT URES

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned thereunto duly authorized.

			SEACOR Marine Holdings Inc.
Date:	April 29, 2026	By:	/s/ John Gellert
			John Gellert, President, Chief Executive Officer(Principal Executive Officer)
Date:	April 29, 2026	By:	/s/ Jesús Llorca
			Jesús Llorca, Executive Vice Presidentand Chief Financial Officer(Principal Financial Officer)
Date:	April 29, 2026	By:	/s/ Gregory S. Rossmiller
			Gregory S. Rossmiller,Senior Vice Presidentand Chief Accounting Officer(Principal Accounting Officer)

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The text of this filing, as the company filed it with the SEC, without its images or exhibits. This is not investment advice.