As of November 6, 2026, Fortress Biotech, Inc. is a publicly traded company (Nasdaq: FBIO). The largest holder reporting an active stake on Schedule 13D is Lindsay A. Rosenwald, M.D., at 20.7%. No bankruptcy or receivership appears in its SEC Form 8-K filings. Passive holders reporting on Schedule 13G include Highbridge (7.8%), Integrated Core Strategies (US) LLC (6.5%) (Schedule 13D/A, March 20, 2026).
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Is Fortress Biotech, Inc. a real, registered company?
- Fortress Biotech, Inc. files with the SEC under CIK 1429260 (its SEC filings).
- Its shares are listed under the ticker FBIO on Nasdaq (also FBIOP) (SEC company record).
- Incorporated in Delaware; business address in Bay Harbor Islands, 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 Fortress Biotech, 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 Integrated Core Strategies (US) LLC (filed 2026-10-29).
Who are Fortress Biotech, Inc.'s owners and officers?
Fortress Biotech, Inc.: incorporated in Delaware; business address in Bay Harbor Islands, Florida; industry Pharmaceutical Preparations (Schedule 13G/A, 2026-10-29).
| Report | Holder | Share |
|---|---|---|
| Schedule 13G/A, 2026-10-29 | Integrated Core Strategies (US) LLC | 6.5% |
| Schedule 13G, 2026-09-01 | Integrated Core Strategies (US) LLC | 5.3% |
| Schedule 13G/A, 2026-05-15 | Highbridge Capital Management, LLC | 7.8% |
| Schedule 13D/A, 2026-03-20 | Lindsay A. Rosenwald, M.D. | 20.7% |
Questions about who owns Fortress Biotech, Inc.
Who owns Fortress Biotech, Inc.?
On this page, 3 holders' latest ownership filings report 5% or more of Fortress Biotech, Inc.: Lindsay A. Rosenwald, M.D. (20.7%, Schedule 13D/A, filed 2026-03-20), Highbridge Capital Management, LLC (7.8%, Schedule 13G/A, filed 2026-05-15) and Integrated Core Strategies (US) LLC (6.5%, Schedule 13G/A, filed 2026-10-29).
Who are the largest shareholders of Fortress Biotech, Inc.?
By the share each holder's latest filing reports, the largest holders of Fortress Biotech, Inc. on this page are Lindsay A. Rosenwald, M.D. (20.7%), Highbridge Capital Management, LLC (7.8%) and Integrated Core Strategies (US) LLC (6.5%).
When did Lindsay A. Rosenwald, M.D. buy into Fortress Biotech, Inc.?
The filings give report dates, not purchase dates. The earliest filing from Lindsay A. Rosenwald, M.D. on this page is the Schedule 13D/A, filed 2026-03-20, reporting 20.7%. 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%); 4 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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Which insiders own Fortress Biotech, 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 chairman and chief executive: 4,586,841 shares (5.6% of shares outstanding) (Form 4, 2026-03-20).
- , the chairman and a director: 2,276,562 shares (2.8% of shares outstanding) (Form 4, 2026-03-20).
- , the chief financial officer: 1,652,761 shares (2.0% of shares outstanding) (Form 4, 2026-10-01).
- , a director: 192,397 shares (0.23% of shares outstanding) (Form 4, 2026-01-05).
- , a director: 146,704 shares (0.18% of shares outstanding) (Form 4, 2026-01-05).
Shares outstanding: 82,474,127 as of 2020-05-07, from the company's latest SEC cover page.
How much has Fortress Biotech, Inc. raised?
Latest IPO step: Fortress Biotech, Inc. filed to go public (S-1, 2025-12-16).
IPO filings: S-1, 2025-12-16, S-1, 2024-09-27; ticker FBIO on Nasdaq Capital Market.
Keep reading
More on Fortress Biotech, Inc. and the records around it.
Fortress Biotech, Inc. elsewhere on the record
- 5%+ stake filings Oct 2026
Companies that share a holder
- Integrated Core Strategies (US) LLC also filed stake reports on 63 other companies: SkinHealth Systems Inc. (Nov 2026), Infinite Eagle Acquisition Corp. (Nov 2026), Longeveron Inc. (Nov 2026)
- Highbridge Capital Management, LLC also filed stake reports on 83 other companies: Aeon Acquisition I Corp. (Aug 2026), Alpex Acquisition Corp (Aug 2026), Aperture AC (Aug 2026)
Related pages
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