As of November 10, 2026, Inspire Medical Systems, Inc. is a publicly traded company (NYSE: INSP); its largest reported holder is BlackRock, with 14.4% on Schedule 13G/A of July 28, 2026, then Wellington Management (8.8%). The largest insider holding is Timothy P. Herbert, the chief executive and president, with 163,492 shares (0.56% of shares outstanding), per Form 4 of February 24, 2026 (Schedule 13G/A, July 28, 2026).
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Is Inspire Medical Systems, Inc. a real, registered company?
- Inspire Medical Systems, Inc. files with the SEC under CIK 1609550 (its SEC filings).
- Its shares are listed under the ticker INSP on NYSE (SEC company record).
- Incorporated in Delaware; business address in Golden Valley, Minnesota, 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 INSPIRE MEDICAL SYSTEMS, INC. in our court records and SEC 8-K records (as of 2026-11-10).
- Leadership changes: the latest reported is Michael H. Carrel (Form 8-K filed 2026-07-24). Check you are dealing with the people now in charge.
- Ownership: 5%+ holders are reported on Schedule 13D or 13G; the latest names Vanguard (filed 2026-10-30).
Who are Inspire Medical Systems, Inc.'s owners and officers?
Inspire Medical Systems, Inc.: incorporated in Delaware; business address in Golden Valley, Minnesota; industry Surgical & Medical Instruments & Apparatus (Schedule 13G/A, 2026-11-09).
| Report | Holder | Share |
|---|---|---|
| Schedule 13G/A, 2026-11-09 | Soleus Capital Master Fund, L.P. | 4.2% |
| Schedule 13G/A, 2026-10-30 | Vanguard Portfolio Management | 6.02% |
| Schedule 13G/A, 2026-08-13 | Soleus Capital Master Fund, L.P. | 6.7% |
| Schedule 13G, 2026-08-12 | Aqr Capital Management, LLC | 6.44% |
| Schedule 13G/A, 2026-07-31 | Vanguard Portfolio Management | 7.37% |
| Schedule 13G/A, 2026-07-28 | Blackrock, Inc. | 14.4% |
| Schedule 13G, 2026-07-02 | D. E. Shaw & Co., L.P. | 5.1% |
| Schedule 13G, 2026-05-27 | Soleus Capital Master Fund, L.P. | 5.1% |
| Schedule 13G/A, 2026-05-15 | Wellington Management Group LLP | 8.8% |
| Schedule 13G/A, 2026-05-14 | Deerfield Mgmt, L.P. | 4.5% |
| Schedule 13G, 2026-04-30 | Vanguard Capital Management | 5.1% |
| Schedule 13G, 2026-04-29 | Vanguard Portfolio Management | 5.71% |
Questions about who owns Inspire Medical Systems, Inc.
Who owns Inspire Medical Systems, Inc.?
On this page, 6 holders' latest ownership filings report 5% or more of Inspire Medical Systems, Inc.: Blackrock, Inc. (14.4%, Schedule 13G/A, filed 2026-07-28), Wellington Management Group LLP (8.8%, Schedule 13G/A, filed 2026-05-15), Aqr Capital Management, LLC (6.44%, Schedule 13G, filed 2026-08-12), Vanguard Portfolio Management (6.02%, Schedule 13G/A, filed 2026-10-30) and D. E. Shaw & Co., L.P. (5.1%, Schedule 13G, filed 2026-07-02); 1 more is listed above.
Who are the largest shareholders of Inspire Medical Systems, Inc.?
By the share each holder's latest filing reports, the largest holders of Inspire Medical Systems, Inc. on this page are Blackrock, Inc. (14.4%), Wellington Management Group LLP (8.8%) and Aqr Capital Management, LLC (6.44%).
When did Blackrock, Inc. buy into Inspire Medical Systems, Inc.?
The filings give report dates, not purchase dates. The earliest filing from Blackrock, Inc. on this page is the Schedule 13G/A, filed 2026-07-28, reporting 14.4%. 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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What the Full Report on Inspire Medical Systems, 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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| Filed | Person | Role | Change | Effective |
|---|---|---|---|---|
| Form 8-K, 2026-07-24 | Michael H. Carrel | appointed | ||
| Form 8-K, 2026-07-22 | Casey Tansey | Director | departed |
Which insiders own Inspire Medical Systems, 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: 163,492 shares (0.56% of shares outstanding), 99,834 held directly and 63,658 indirectly (Form 4, 2026-02-24).
- , the chief financial officer: 45,463 shares (0.16% of shares outstanding), 43,988 held directly and 1,475 indirectly (Form 4, 2026-02-18).
- Carlton Weatherby: 41,679 shares (0.14% of shares outstanding) (Form 4, 2026-02-24).
- Bryan K. Phillips: 38,513 shares (0.13% of shares outstanding) (Form 4, 2026-02-24).
- , a director: 30,712 shares (0.11% of shares outstanding), 27,712 held directly and 3,000 indirectly (Form 4, 2026-05-11).
Shares outstanding: 28,966,119 as of 2026-10-28, from the company's latest SEC cover page.
How much has Inspire Medical Systems, Inc. raised?
No fundraising or offering filing from Inspire Medical Systems, Inc. is on file with us.
Keep reading
More on Inspire Medical Systems, Inc. and the records around it.
Inspire Medical Systems, Inc. elsewhere on the record
- 5%+ stake filings Nov 2026
- Leadership changes Jul 2026
Companies that share a holder
- Marc Stad also filed stake reports on 3 other companies: Oscar Health, Inc. (Feb 2026)
- Deerfield Mgmt, L.P. also filed stake reports on 19 other companies: Climb Bio, Inc. (Oct 2026), Cogent Biosciences, Inc. (Aug 2026), Enhabit, Inc. (Aug 2026)
- Soleus Capital Master Fund, L.P. also filed stake reports on 24 other companies: Beta Bionics, Inc. (Nov 2026), Evolus, Inc (Nov 2026), NOVOCURE LIMITED (Nov 2026)
Related pages
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