As of November 6, 2026, Butterfly Network, Inc. is a publicly traded company (NYSE: BFLY). Jonathan M. Rothberg, a director, reports holding 100%, a majority of its shares. No bankruptcy or receivership appears in its SEC Form 8-K filings. Passive holders reporting on Schedule 13G include Fidelity (FMR) (15%), BlackRock (7.8%), Hood River Capital Management LLC (5.61%) (Schedule 13D/A, August 17, 2026).
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Is Butterfly Network, Inc. a real, registered company?
- Butterfly Network, Inc. files with the SEC under CIK 1804176 (its SEC filings).
- Its shares are listed under the ticker BFLY on NYSE (SEC company record).
- Incorporated in Delaware; business address in Burlington, Massachusetts, 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 BUTTERFLY NETWORK INC in our court records and SEC 8-K records (as of 2026-11-06).
- Leadership changes: the latest reported is Michael Noonen (Form 8-K filed 2026-10-05). Check you are dealing with the people now in charge.
- Ownership: 5%+ holders are reported on Schedule 13D or 13G; the latest names Fidelity (FMR) (filed 2026-11-05).
Who are Butterfly Network, Inc.'s owners and officers?
Butterfly Network, Inc.: incorporated in Delaware; business address in Burlington, Massachusetts; industry X-Ray Apparatus & Tubes & Related Irradiation Apparatus (Schedule 13G/A, 2026-11-05).
| Report | Holder | Share |
|---|---|---|
| Schedule 13G/A, 2026-11-05 | Fmr LLC | 15% |
| Schedule 13D/A, 2026-08-17 | Glenview Capital Management, LLC | 6.17% |
| Schedule 13D/A, 2026-08-17 | Rothberg Jonathan M. | 100% |
| Schedule 13G, 2026-08-14 | Hood River Capital Management LLC | 5.61% |
| Schedule 13G, 2026-08-07 | Fmr LLC | 11.8% |
| Schedule 13G/A, 2026-07-27 | Blackrock, Inc. | 7.8% |
| Schedule 13D/A, 2026-07-21 | Rothberg Jonathan M. | 100% |
| Schedule 13D/A, 2026-07-17 | Rothberg Jonathan M. | 100% |
| Schedule 13G/A, 2026-03-26 | The Vanguard Group | 0% |
| Schedule 13D/A, 2026-03-17 | Rothberg Jonathan M. | 100% |
| Schedule 13D/A, 2026-02-17 | Glenview Capital Management, LLC | 8.52% |
| Schedule 13G/A, 2026-02-05 | Fosun Industrial Co., Limited | 4.7% |
Questions about who owns Butterfly Network, Inc.
Who owns Butterfly Network, Inc.?
On this page, 5 holders' latest ownership filings report 5% or more of Butterfly Network, Inc.: Rothberg Jonathan M. (100%, Schedule 13D/A, filed 2026-08-17), Fmr LLC (15%, Schedule 13G/A, filed 2026-11-05), Blackrock, Inc. (7.8%, Schedule 13G/A, filed 2026-07-27), Glenview Capital Management, LLC (6.17%, Schedule 13D/A, filed 2026-08-17) and Hood River Capital Management LLC (5.61%, Schedule 13G, filed 2026-08-14).
Who are the largest shareholders of Butterfly Network, Inc.?
By the share each holder's latest filing reports, the largest holders of Butterfly Network, Inc. on this page are Rothberg Jonathan M. (100%), Fmr LLC (15%) and Blackrock, Inc. (7.8%).
When did Rothberg Jonathan M. buy into Butterfly Network, Inc.?
The filings give report dates, not purchase dates. The earliest filing from Rothberg Jonathan M. on this page is the Schedule 13D/A, filed 2026-03-17, reporting 100%; its latest, Schedule 13D/A filed 2026-08-17, reports 100%. 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%); 12 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, 2026-10-05 | Michael Noonen | appointed | 2026-10-09 | |
| Form 8-K, 2026-05-08 | Erica Schwartz | Director | departed | |
| Form 8-K, 2026-05-08 | Caroll H. Neubauer | appointed | 2026-05-18 |
Which insiders own Butterfly Network, 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.
- , a director: 22,259,514 shares, 105,881 held directly and 22,153,633 indirectly (Form 4, 2026-07-24).
- , the chief executive and president: 7,221,330 shares (Form 4, 2026-11-03).
- , a director: 3,355,139 shares, 390,952 held directly and 2,964,187 indirectly (Form 4, 2026-08-17).
- , the chief operating officer and chief financial officer: 2,919,274 shares (Form 4, 2025-05-07).
- , the chief technology officer: 1,600,182 shares (Form 4, 2025-04-03).
Shares only: the company's cover page does not give one share count for a single class, so no percentage is worked out.
How much has Butterfly Network, Inc. raised?
No fundraising or offering filing from Butterfly Network, Inc. is on file with us.
Keep reading
More on Butterfly Network, Inc. and the records around it.
Butterfly Network, Inc. elsewhere on the record
- 5%+ stake filings Nov 2026
- Leadership changes Aug 2026
Companies that share a holder
- Rothberg Jonathan M. also filed stake reports on 1 other company: Quantum-Si Inc (Aug 2026)
- GLENVIEW CAPITAL MANAGEMENT, LLC also filed stake reports on 6 other companies: Surgery Partners, Inc. (Oct 2026), DXC Technology Co (Aug 2026), MYRIAD GENETICS INC (Aug 2026)
- Hood River Capital Management LLC also filed stake reports on 19 other companies: Camping World Holdings, Inc. (Aug 2026), Kura Sushi USA Inc. (Aug 2026), LightPath Technologies Inc. (Aug 2026)
Related pages
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