As of November 6, 2026, TMC the metals Co Inc. is a publicly traded company (Nasdaq: TMC). The largest holder reporting an active stake on Schedule 13D is Allseas Group S.A., at 15.6%. No bankruptcy or receivership appears in its SEC Form 8-K filings. Passive holders reporting on Schedule 13G include Korea Zinc Company, Ltd. (7.2%) (Schedule 13D/A, July 7, 2026).
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Is TMC the metals Co Inc. a real, registered company?
- TMC the metals Co Inc. files with the SEC under CIK 1798562 (its SEC filings).
- Its shares are listed under the ticker TMC on Nasdaq (SEC company record).
- Incorporated in A1; business address in Vancouver, A1, 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 TMC the metals Co Inc. in our court records and SEC 8-K records (as of 2026-11-06).
- Leadership changes: the latest reported is Liam Mallon, Director (Form 8-K filed 2026-09-29). Check you are dealing with the people now in charge.
- Ownership: 5%+ holders are reported on Schedule 13D or 13G; the latest names Gerard Barron (filed 2026-09-11).
Who are TMC the metals Co Inc.'s owners and officers?
TMC the metals Co Inc.: business address in Vancouver, A1; industry Metal Mining (Form D, 2026-09-29).
| Report | Holder | Share |
|---|---|---|
| Schedule 13D/A, 2026-09-11 | Gerard Barron | 6.9% |
| Schedule 13D/A, 2026-07-07 | Allseas Group S.A. | 15.6% |
| Schedule 13G/A, 2026-05-01 | Brumder William George | 3.4% |
| Schedule 13G/A, 2025-11-28 | Brumder William George | 7.6% |
| Schedule 13G/A, 2025-09-25 | Brumder William George | 5.2% |
| Schedule 13G, 2025-09-24 | Brumder William George | 5.4% |
| Schedule 13G, 2025-07-02 | Korea Zinc Company, LTD. | 7.2% |
Questions about who owns TMC the metals Co Inc.
Who owns TMC the metals Co Inc.?
On this page, 3 holders' latest ownership filings report 5% or more of TMC the metals Co Inc.: Allseas Group S.A. (15.6%, Schedule 13D/A, filed 2026-07-07), Korea Zinc Company, LTD. (7.2%, Schedule 13G, filed 2025-07-02) and Gerard Barron (6.9%, Schedule 13D/A, filed 2026-09-11).
Who are the largest shareholders of TMC the metals Co Inc.?
By the share each holder's latest filing reports, the largest holders of TMC the metals Co Inc. on this page are Allseas Group S.A. (15.6%), Korea Zinc Company, LTD. (7.2%) and Gerard Barron (6.9%).
When did Allseas Group S.A. buy into TMC the metals Co Inc.?
The filings give report dates, not purchase dates. The earliest filing from Allseas Group S.A. on this page is the Schedule 13D/A, filed 2026-07-07, reporting 15.6%. 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%); 7 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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| Filed | Person | Role | Change | Effective |
|---|---|---|---|---|
| Form 8-K, 2026-09-29 | Liam Mallon | Director | appointed | 2026-09-24 |
| Form 8-K, 2026-09-29 | Liam Mallon | appointed | ||
| Form 8-K, 2026-09-29 | Brendan May | departed | 2026-09-24 |
Which insiders own TMC the metals Co 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.
- Allseas Investments S.A., a 10% owner: 62,419,168 shares (14.1% of shares outstanding), on a joint filing (Form 4, 2026-07-07).
- Argentum Cedit Virtuti NV, a 10% owner: 62,419,168 shares (14.1% of shares outstanding), on a joint filing (Form 4, 2026-07-07).
- Allseas Group S.A., a 10% owner: 62,419,168 shares (14.1% of shares outstanding), on a joint filing (Form 4, 2026-07-07).
- Stichting Administratiekantoor Aequa Lance Foundation, a 10% owner: 62,419,168 shares (14.1% of shares outstanding), on a joint filing (Form 4, 2026-07-07).
- , a 10% owner: 62,419,168 shares (14.1% of shares outstanding), on a joint filing (Form 4, 2026-07-07).
Shares outstanding: 441,135,482 as of 2026-08-11, from the company's latest SEC cover page.
How much has TMC the metals Co Inc. raised?
No fundraising or offering filing from TMC the metals Co Inc. is on file with us.
Keep reading
More on TMC the metals Co Inc. and the records around it.
TMC the metals Co Inc. elsewhere on the record
- Leadership changes Sep 2026
- 5%+ stake filings Sep 2026
Companies that share a holder
- Brumder William George also filed stake reports on 5 other companies: GoPro, Inc. (Apr 2026), New Horizon Aircraft Ltd. (Apr 2026), ODYSSEY MARINE EXPLORATION INC (Apr 2026)
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