SEACOR Marine Holdings Inc. provides global marine and support transportation services to offshore energy facilities worldwide. The Company operates and manages a diverse fleet of offshore support vessels that deliver cargo and personnel to offshore installations, including offshore wind farms; assist offshore operations for production and storage facilities; provide construction, well work-over, offshore wind farm installation and decommissioning support; and carry and launch equipment used underwater in drilling and well installation, maintenance, inspection and repair. Additionally, its vessels provide emergency response services and accommodation for technicians and specialists. It operates its fleet in four principal geographic regions: the United States; Africa and Europe; the Middle East and Asia, and Latin America, primarily in Mexico, Guyana and Trinidad and Tobago. It owns and operates a fleet of approximately 51 offshore support vessels.

SEACOR Marine Holdings Inc Profile

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Ticker SymbolSMHI

Company nameSEACOR Marine Holdings Inc

IPO dateMay 18, 2017

CEOGellert (John M)

Number of employees1239

Security typeOrdinary Share

Fiscal year-endMay 18

Address12121 Wickchester Ln Ste 500

CityHOUSTON

Stock exchangeNASDAQ OMX NASDAQ Basic NYSE

CountryUnited States of America

Postal code77079-1215

Phone19858765400

Websitehttps://ir.seacormarine.com/

Ticker SymbolSMHI

IPO dateMay 18, 2017

CEOGellert (John M)

Company Executives of SEACOR Marine Holdings Inc

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Name

Name/Position

Position

Shareholding

Change

Mr. John M. Gellert

President, Chief Executive Officer, Director

1.30M

Mr. John M. Gellert

President, Chief Executive Officer, Director

1.30M

Mr. John M. Gellert

President, Chief Executive Officer, Director

1.30M

Mr. Jesus Llorca

Chief Financial Officer, Executive Vice President

382.98K

-0.50%

Mr. Jesus Llorca

Chief Financial Officer, Executive Vice President

382.98K

-0.50%

Mr. Jesus Llorca

Chief Financial Officer, Executive Vice President

382.98K

-0.50%

Mr. Gregory Scott Rossmiller

Senior Vice President, Chief Accounting Officer

244.51K

-12.66%

Mr. Gregory Scott Rossmiller

Senior Vice President, Chief Accounting Officer

244.51K

-12.66%

Mr. Gregory Scott Rossmiller

Senior Vice President, Chief Accounting Officer

244.51K

-12.66%

Mr. Andrew R. Morse

Non-Executive Independent Chairman of the Board

193.56K

+10.64%

Name

Name/Position

Position

Shareholding

Change

Mr. John M. Gellert

President, Chief Executive Officer, Director

1.30M

Mr. John M. Gellert

President, Chief Executive Officer, Director

1.30M

Mr. John M. Gellert

President, Chief Executive Officer, Director

1.30M

Mr. Jesus Llorca

Chief Financial Officer, Executive Vice President

382.98K

-0.50%

Mr. Jesus Llorca

Chief Financial Officer, Executive Vice President

382.98K

-0.50%

Mr. Jesus Llorca

Chief Financial Officer, Executive Vice President

382.98K

-0.50%

FAQs

Who are the top five shareholders of SEACOR Marine Holdings Inc?

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The top five shareholders of SEACOR Marine Holdings Inc are: Mr. John M. Gellert

How many institutions hold shares of SEACOR Marine Holdings Inc (SMHI)?

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As of 2026Q1, 204 institutions hold shares of SEACOR Marine Holdings Inc, with a combined market value of approximately 14.47M, accounting for 53.47% of the total shares. Compared to 2025Q4, institutional shareholding has increased by -618660.00.

What is the biggest source of revenue for SEACOR Marine Holdings Inc?

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In 2026Q1, the Time Charter business generated the highest revenue for SEACOR Marine Holdings Inc, amounting to 49.70M and accounting for 90.97% of total revenue.