As of November 6, 2026, Shoulder Innovations, Inc. is a publicly traded company (NYSE: SI). The largest holder reporting an active stake on Schedule 13D is Gilde Healthcare Holding B.V., at 10.7%. No bankruptcy or receivership appears in its SEC Form 8-K filings. Founder or officer holdings: Casey Tansey, a director (13.3%, reporting on Schedule 13G) (Schedule 13D/A, August 7, 2026).
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Is Shoulder Innovations, Inc. a real, registered company?
- Shoulder Innovations, Inc. files with the SEC under CIK 1699350 (its SEC filings).
- Its shares are listed under the ticker SI on NYSE (SEC company record).
- Incorporated in Delaware; business address in Grand Rapids, Michigan, 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 SHOULDER INNOVATIONS, 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 Gilde Healthcare Holding B.V. (filed 2026-08-07).
Who are Shoulder Innovations, Inc.'s owners and officers?
Shoulder Innovations, Inc.: incorporated in Delaware; business address in Grand Rapids, Michigan; industry Surgical & Medical Instruments & Apparatus (Schedule 13D/A, 2026-08-07).
Officers and directors, each with the role and the filing that names them:
- : Executive Officer, Director (Form D, 2025-03-18)
- : Executive Officer, Director (Form D, 2025-03-18)
- : Executive Officer (Form D, 2025-03-18)
- : Director (Form D, 2025-03-18)
- : Director (Form D, 2025-03-18)
- : Director (Form D, 2025-03-18)
- : Director (Form D, 2025-03-18)
- : Director (Form D, 2025-03-18)
- : Executive Officer (Form D, 2025-03-18)
| Report | Holder | Share |
|---|---|---|
| Schedule 13D/A, 2026-08-07 | Gilde Healthcare Holding B.V. | 10.7% |
| Schedule 13G/A, 2026-08-06 | Fmr LLC | 17.7% |
| Schedule 13G/A, 2026-05-07 | Ball Robert Joseph | 3.6% |
| Schedule 13G, 2025-11-14 | Lsv Associates Ii, LLC | 9.3% |
| Schedule 13G, 2025-11-14 | Casey M. Tansey | 13.3% |
| Schedule 13G, 2025-11-12 | Cultivate(Md) Holdings, LLC | 6.7% |
| Schedule 13G, 2025-09-08 | Fmr LLC | 19% |
| Schedule 13G, 2025-08-08 | Arboretum Ventures Vi, L.P. | 5.8% |
| Schedule 13D, 2025-08-05 | Gilde Healthcare Holding B.V. | 11.8% |
Questions about who owns Shoulder Innovations, Inc.
Who owns Shoulder Innovations, Inc.?
On this page, 6 holders' latest ownership filings report 5% or more of Shoulder Innovations, Inc.: Fmr LLC (17.7%, Schedule 13G/A, filed 2026-08-06), Casey M. Tansey (13.3%, Schedule 13G, filed 2025-11-14), Gilde Healthcare Holding B.V. (10.7%, Schedule 13D/A, filed 2026-08-07), Lsv Associates Ii, LLC (9.3%, Schedule 13G, filed 2025-11-14) and Cultivate(Md) Holdings, LLC (6.7%, Schedule 13G, filed 2025-11-12); 1 more is listed above.
Who are the largest shareholders of Shoulder Innovations, Inc.?
By the share each holder's latest filing reports, the largest holders of Shoulder Innovations, Inc. on this page are Fmr LLC (17.7%), Casey M. Tansey (13.3%) and Gilde Healthcare Holding B.V. (10.7%).
When did Fmr LLC buy into Shoulder Innovations, Inc.?
The filings give report dates, not purchase dates. The earliest filing from Fmr LLC on this page is the Schedule 13G, filed 2025-09-08, reporting 19%; its latest, Schedule 13G/A filed 2026-08-06, reports 17.7%.
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%); 9 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 Shoulder Innovations, Inc. covers
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What They Do, And How The Money Works
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The Money: Funding, Valuation, Runway
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Which insiders own Shoulder Innovations, 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 and 10% owner: 2,746,564 shares (13.1% of shares outstanding), 53,445 held directly and 2,693,119 indirectly (Form 4, 2026-10-06).
- , a director and 10% owner: 2,388,148 shares (11.4% of shares outstanding), 7,666 held directly and 2,380,482 indirectly (Form 4, 2025-08-05).
- Gilde Healthcare Holding B.V., a 10% owner: 2,185,914 shares (10.4% of shares outstanding), held indirectly (the form names the holder only in its footnotes) (Form 4, 2026-08-28).
- , a director: 1,892,802 shares (9.0% of shares outstanding), 7,666 held directly and 1,885,136 indirectly (Form 4, 2025-08-05).
- Jean George: 1,885,136 shares (9.0% of shares outstanding), held indirectly (the form names the holder only in its footnotes), on a joint filing (Form 4, 2025-08-05).
Shares outstanding: 20,922,587 as of 2026-10-29, from the company's latest SEC cover page.
How much has Shoulder Innovations, Inc. raised?
| Filed | Sold | Offered |
|---|---|---|
| Form D, 2025-03-18 | $20.11M | $40.13M |
| Form D, 2023-02-22 | $32.23M | $39.82M |
| Form D, 2022-10-06 | $3.52M | $7M |
Latest IPO step: Shoulder Innovations, Inc. filed its final IPO prospectus, ticker SI (424B4, 2025-08-01).
IPO filings: 424B4, 2025-08-01, S-1/A, 2025-07-25, S-1/A, 2025-07-24, S-1/A, 2025-07-09, S-1, 2025-07-07; ticker SI on New York Stock Exchange.
Keep reading
More on Shoulder Innovations, Inc. and the records around it.
The people at Shoulder Innovations, Inc.
- Robert Ball is also named on 1 other Form D filing: Capitan Orthopedics, Inc. (Jan 2026)
Shoulder Innovations, Inc. elsewhere on the record
- 5%+ stake filings Aug 2026
- IPO filing Aug 2025
- Form D filing Mar 2025
Companies that share a holder
- Gilde Healthcare Holding B.V. also filed stake reports on 2 other companies: Mobia Medical, Inc. (May 2026), SpyGlass Pharma, Inc. (Feb 2026)
- U.S. Venture Partners XII, L.P. also filed stake reports on 2 other companies: Mobia Medical, Inc. (Aug 2026), Carlsmed, Inc. (Nov 2025)
- FMR LLC also filed stake reports on 761 other companies: ASPEN NEUROSCIENCE INC (Nov 2026), AVALO THERAPEUTICS INC (Nov 2026), BRAZE INC (Nov 2026)
Related pages
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