As of November 7, 2026, Treace Medical Concepts, Inc. is a publicly traded company (Nasdaq: TMCI); its largest reported holder is Armistice Capital, with 9.79% on Schedule 13G/A of August 14, 2026, then Neil Gagnon (9.6%). The largest insider holding is John T. Treace, the chief executive and a director, with 12,728,512 shares (19.4% of shares outstanding), per Form 4 of August 24, 2026 (Schedule 13G/A, August 14, 2026).
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Is Treace Medical Concepts, Inc. a real, registered company?
- Treace Medical Concepts, Inc. files with the SEC under CIK 1630627 (its SEC filings).
- Its shares are listed under the ticker TMCI on Nasdaq (SEC company record).
- Incorporated in Florida; business address in Ponte Vedra, Florida, 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 Treace Medical Concepts, Inc. in our court records and SEC 8-K records (as of 2026-11-07).
- Leadership changes: the latest reported is Gaetano M. Guglielmino, Chief Commercial Officer (Form 8-K filed 2026-04-09). Check you are dealing with the people now in charge.
- Ownership: 5%+ holders are reported on Schedule 13D or 13G; the latest names Armistice Capital (filed 2026-08-14).
Who are Treace Medical Concepts, Inc.'s owners and officers?
Treace Medical Concepts, Inc.: incorporated in Florida; business address in Ponte Vedra, Florida; industry Surgical & Medical Instruments & Apparatus (Schedule 13G/A, 2026-08-14).
| Report | Holder | Share |
|---|---|---|
| Schedule 13G/A, 2026-08-14 | Armistice Capital, LLC | 9.79% |
| Schedule 13G/A, 2026-08-12 | John T. Treace | 19.2% |
| Schedule 13G/A, 2026-07-30 | Blackrock, Inc. | 1.5% |
| Schedule 13G/A, 2026-05-15 | Armistice Capital, LLC | 9.85% |
| Schedule 13G, 2026-05-14 | Bank Of America Corp /De/ | 5.5% |
| Schedule 13G/A, 2026-02-17 | Armistice Capital, LLC | 9.99% |
| Schedule 13G/A, 2026-02-12 | Neil Gagnon | 9.6% |
| Schedule 13G/A, 2026-02-09 | William Blair Investment Management, LLC | 1.8% |
| Schedule 13G/A, 2025-11-14 | Armistice Capital, LLC | 9.99% |
| Schedule 13G, 2025-11-12 | William Blair Investment Management, LLC | 5.8% |
| Schedule 13G/A, 2025-08-15 | Armistice Capital, LLC | 9.91% |
Questions about who owns Treace Medical Concepts, Inc.
Who owns Treace Medical Concepts, Inc.?
On this page, 4 holders' latest ownership filings report 5% or more of Treace Medical Concepts, Inc.: John T. Treace (19.2%, Schedule 13G/A, filed 2026-08-12), Armistice Capital, LLC (9.79%, Schedule 13G/A, filed 2026-08-14), Neil Gagnon (9.6%, Schedule 13G/A, filed 2026-02-12) and Bank Of America Corp /De/ (5.5%, Schedule 13G, filed 2026-05-14).
Who are the largest shareholders of Treace Medical Concepts, Inc.?
By the share each holder's latest filing reports, the largest holders of Treace Medical Concepts, Inc. on this page are John T. Treace (19.2%), Armistice Capital, LLC (9.79%) and Neil Gagnon (9.6%).
When did John T. Treace buy into Treace Medical Concepts, Inc.?
The filings give report dates, not purchase dates. The earliest filing from John T. Treace on this page is the Schedule 13G/A, filed 2026-08-12, reporting 19.2%. 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%); 11 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 Treace Medical Concepts, Inc. covers
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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
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| Filed | Person | Role | Change | Effective |
|---|---|---|---|---|
| Form 8-K, 2026-04-09 | Gaetano M. Guglielmino | Chief Commercial Officer | departed | 2026-04-08 |
| Form 8-K, 2026-04-09 | Gaetano M. Guglielmino | appointed | 2026-04-09 |
Which insiders own Treace Medical Concepts, 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 a director: 12,728,512 shares (19.4% of shares outstanding), 7,404,383 held directly and 5,324,129 indirectly (Form 4, 2026-08-24).
- , a director: 1,096,861 shares (1.7% of shares outstanding) (Form 4, 2025-05-21).
- , the chief financial officer: 914,900 shares (1.4% of shares outstanding) (Form 4, 2026-08-12).
- , the chief legl and amp: 753,226 shares (1.1% of shares outstanding) (Form 4, 2026-10-02).
- , the chief innovation officer: 634,656 shares (0.97% of shares outstanding) (Form 4, 2026-10-28).
Shares outstanding: 65,559,597 as of 2026-10-30, from the company's latest SEC cover page.
How much has Treace Medical Concepts, Inc. raised?
No fundraising or offering filing from Treace Medical Concepts, Inc. is on file with us.
Keep reading
More on Treace Medical Concepts, Inc. and the records around it.
Treace Medical Concepts, Inc. elsewhere on the record
- 5%+ stake filings Aug 2026
- Leadership changes Apr 2026
Companies that share a holder
- Gagnon Securities LLC also filed stake reports on 4 other companies: CNFinance Holdings Ltd. (Nov 2026), Ameresco, Inc. (Aug 2026), Kaltura, Inc. (Aug 2026)
- WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC also filed stake reports on 21 other companies: Baldwin Insurance Group, Inc. (Nov 2026), GeneDx Holdings Corp. (Nov 2026), i3 Verticals, Inc. (Aug 2026)
- BANK OF AMERICA CORP /DE/ also filed stake reports on 74 other companies: BlackRock 2037 Municipal Target Term Trust (Nov 2026), TRIMAS CORP (Nov 2026), PIMCO CALIFORNIA MUNICIPAL INCOME FUND (Nov 2026)
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