As of November 6, 2026, SEACOR Marine Holdings Inc. is a publicly traded company (NYSE: SMHI). The largest holder reporting an active stake on Schedule 13D is Chernett Jorey, at 7.19%. No bankruptcy or receivership appears in its SEC Form 8-K filings. Passive holders reporting on Schedule 13G include Carl K. Oppenheimer (5.1%) (Schedule 13D, June 22, 2026).
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Is SEACOR Marine Holdings Inc. a real, registered company?
- SEACOR Marine Holdings Inc. files with the SEC under CIK 1690334 (its SEC filings).
- Its shares are listed under the ticker SMHI on NYSE (SEC company record).
- Incorporated in Delaware; business address in Houston, Texas, as its SEC filings state.
- Court and bankruptcy records: see Before you sign or pay below.
Before you sign or pay
- Court and bankruptcy: No federal court case or bankruptcy filing found under SEACOR Marine Holdings Inc. in our court records and SEC 8-K records (as of 2026-11-06).
- Ownership: 5%+ holders are reported on Schedule 13D or 13G; the latest names Carl K. Oppenheimer (filed 2026-11-02).
Who are SEACOR Marine Holdings Inc.'s owners and officers?
SEACOR Marine Holdings Inc.: incorporated in Delaware; business address in Houston, Texas; industry Deep Sea Foreign Transportation of Freight (Schedule 13G, 2026-11-02).
| Report | Holder | Share |
|---|---|---|
| Schedule 13G, 2026-11-02 | Carl K. Oppenheimer | 5.1% |
| Schedule 13G, 2026-08-11 | Carl K. Oppenheimer | 5.1% |
| Schedule 13D, 2026-06-22 | Chernett Jorey | 7.19% |
| Schedule 13G/A, 2026-05-20 | Chernett Jorey | 6.9% |
| Schedule 13G, 2026-04-21 | Carl K. Oppenheimer | 5.24% |
| Schedule 13G/A, 2026-01-21 | Dimensional Fund Advisors LP | 4.8% |
| Schedule 13G, 2025-12-31 | Chernett Jorey | 5.2% |
| Schedule 13G/A, 2025-11-14 | Chernett Jorey | 4.5% |
| Schedule 13G/A, 2025-10-30 | The Vanguard Group | 4.57% |
| Schedule 13G, 2025-07-29 | The Vanguard Group | 5.03% |
Questions about who owns SEACOR Marine Holdings Inc.
Who owns SEACOR Marine Holdings Inc.?
On this page, 2 holders' latest ownership filings report 5% or more of SEACOR Marine Holdings Inc.: Chernett Jorey (7.19%, Schedule 13D, filed 2026-06-22) and Carl K. Oppenheimer (5.1%, Schedule 13G, filed 2026-11-02).
Who are the largest shareholders of SEACOR Marine Holdings Inc.?
By the share each holder's latest filing reports, the largest holders of SEACOR Marine Holdings Inc. on this page are Chernett Jorey (7.19%) and Carl K. Oppenheimer (5.1%).
When did Chernett Jorey buy into SEACOR Marine Holdings Inc.?
The filings give report dates, not purchase dates. The earliest filing from Chernett Jorey on this page is the Schedule 13G/A, filed 2025-11-14, reporting 4.5%; its latest, Schedule 13D filed 2026-06-22, reports 7.19%. That earliest filing is itself an amendment, which updates an earlier report.
Is this an audit or a full list?
Neither. The ownership list on this page covers only Schedule 13D and 13G filings, which holders make once they own 5% or more of a class of shares (an amendment can report a stake that has since fallen below 5%); 10 such filings are shown here. It is not an audit and not a full cap table: holders who never reached 5% are not listed, and a stake can change after its latest filing.
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What the Full Report on SEACOR Marine Holdings Inc. covers
The Short Answer
Which Company This Is
What They Do, And How The Money Works
Who Runs It, And How To Reach Them
The Money: Funding, Valuation, Runway
Who Pays Them, And Who They Are Up Against
Warning Bells
Sources
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Which insiders own SEACOR Marine Holdings Inc. shares?
Directors, officers and holders of 10% or more report their shares on Forms 3, 4 and 5. Each line is the latest such report, largest holding first.
- , the chief executive and president: 1,301,026 shares (4.8% of shares outstanding), 1,053,022 held directly and 248,004 indirectly (Form 4, 2026-03-10).
- , a director: 1,144,234 shares (4.2% of shares outstanding), 144,234 held directly and 1,000,000 indirectly (Form 4, 2026-06-04).
- , the chief financial officer and executive vice president: 382,981 shares (1.4% of shares outstanding) (Form 4, 2026-09-04).
- , the senior vice president and cao: 244,506 shares (0.90% of shares outstanding) (Form 4, 2026-07-31).
- , the general counsel and senior vice president: 194,279 shares (0.72% of shares outstanding) (Form 4, 2026-09-04).
Shares outstanding: 27,151,122 as of 2026-10-23, from the company's latest SEC cover page.
How much has SEACOR Marine Holdings Inc. raised?
Acquisitions reported on Form 8-K, Item 2.01: completed an acquisition (2025-10-03).
Keep reading
More on SEACOR Marine Holdings Inc. and the records around it.
SEACOR Marine Holdings Inc. elsewhere on the record
- 5%+ stake filings Nov 2026
Companies that share a holder
- P. Oppenheimer Investment Parternship, LP also filed stake reports on 3 other companies: Hurco Companies, Inc. (Nov 2026), Gouverneur Bancorp, Inc. (Feb 2026)
- Chernett Jorey also filed stake reports on 16 other companies: CVRx, Inc. (Oct 2026), WW INTERNATIONAL, INC. (Aug 2026), Neuronetics, Inc. (Aug 2026)
- Dimensional Fund Advisors LP also filed stake reports on 366 other companies: Acadia Healthcare Co Inc (Oct 2026), ADT Inc (Oct 2026), AGCO Corp (Oct 2026)
Related pages
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