As of November 6, 2026, Apnimed, Inc. is a publicly traded company (Nasdaq: APMD); its largest reported holder is Ameriprise, with 18.9% on Schedule 13G of August 7, 2026, then Shionogi & Co. Ltd. (7.1%). The largest insider holding is Morningside Venture Investments Ltd, a 10% owner, with 14,068,550 shares (33.8% of shares outstanding), per Form 4 of August 5, 2026 (Schedule 13G, August 7, 2026).
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Is Apnimed, Inc. a real, registered company?
- Apnimed, Inc. files with the SEC under CIK 1745648 (its SEC filings).
- Its shares are listed under the ticker APMD on Nasdaq (SEC company record).
- Incorporated in Delaware; business address in Cambridge, 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 Apnimed, 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 Shionogi & Co. Ltd. (filed 2026-11-04).
Who are Apnimed, Inc.'s owners and officers?
Apnimed, Inc.: incorporated in Delaware; business address in Cambridge, Massachusetts; industry Pharmaceutical Preparations (Schedule 13G, 2026-11-04).
Officers and directors, each with the role and the filing that names them:
- : Executive Officer, Director (Form D, 2026-03-27)
- : Executive Officer (Form D, 2026-03-27)
- : Executive Officer (Form D, 2026-03-27)
- : Director (Form D, 2026-03-27)
- : Director (Form D, 2026-03-27)
- : Director (Form D, 2026-03-27)
- : Director (Form D, 2026-03-27)
- : Director (Form D, 2026-03-27)
- : Director (Form D, 2026-03-27)
- : Director (Form D, 2026-03-27)
- : Executive Officer (Form D, 2026-03-27)
| Report | Holder | Share |
|---|---|---|
| Schedule 13G, 2026-11-04 | Shionogi & Co LTD | 7.1% |
| Schedule 13G, 2026-08-07 | Ameriprise Financial, Inc. | 18.9% |
| Schedule 13G, 2026-08-06 | Tao Capital Management LP | 5.2% |
Questions about who owns Apnimed, Inc.
Who owns Apnimed, Inc.?
On this page, 3 holders' latest ownership filings report 5% or more of Apnimed, Inc.: Ameriprise Financial, Inc. (18.9%, Schedule 13G, filed 2026-08-07), Shionogi & Co LTD (7.1%, Schedule 13G, filed 2026-11-04) and Tao Capital Management LP (5.2%, Schedule 13G, filed 2026-08-06).
Who are the largest shareholders of Apnimed, Inc.?
By the share each holder's latest filing reports, the largest holders of Apnimed, Inc. on this page are Ameriprise Financial, Inc. (18.9%), Shionogi & Co LTD (7.1%) and Tao Capital Management LP (5.2%).
When did Ameriprise Financial, Inc. buy into Apnimed, Inc.?
The filings give report dates, not purchase dates. The earliest filing from Ameriprise Financial, Inc. on this page is the Schedule 13G, filed 2026-08-07, reporting 18.9%.
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%); 3 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 Apnimed, 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.
- Morningside Venture Investments Ltd, a 10% owner: 14,068,550 shares (33.8% of shares outstanding), 13,992,926 held directly and 75,624 indirectly (Form 4, 2026-08-05).
- Alpha Wave Global, LP, a 10% owner: 7,054,956 shares (16.9% of shares outstanding), held indirectly (the form names the holder only in its footnotes), on a joint filing (Form 4, 2026-08-05).
- Lunate Holding RSC Ltd, a 10% owner: 7,054,956 shares (16.9% of shares outstanding), held indirectly (the form names the holder only in its footnotes), on a joint filing (Form 4, 2026-08-05).
- Alpha Wave Ventures GP, Ltd, a 10% owner: 7,054,956 shares (16.9% of shares outstanding), held indirectly (the form names the holder only in its footnotes), on a joint filing (Form 4, 2026-08-05).
- Chimera Investment LLC, a 10% owner: 7,054,956 shares (16.9% of shares outstanding), held indirectly (the form names the holder only in its footnotes), on a joint filing (Form 4, 2026-08-05).
Shares outstanding: 41,630,779 as of 2026-09-04, from the company's latest SEC cover page.
How much has Apnimed, Inc. raised?
| Filed | Sold | Offered |
|---|---|---|
| Form D, 2026-03-27 | $25M | $25M |
| Form D, 2025-09-24 | $23M | $23M |
| Form D, 2025-04-24 | $16.50M | $16.50M |
| Form D, 2023-11-08 | $0 | $37.50M |
| Form D, 2022-12-23 | $79.75M | $79.75M |
Latest IPO step: Apnimed, Inc. filed its final IPO prospectus, ticker APMD (424B4, 2026-07-31).
IPO filings: 424B4, 2026-07-31, S-1/A, 2026-07-27, S-1, 2026-07-10; ticker APMD on Nasdaq Global Select Market.
Keep reading
More on Apnimed, Inc. and the records around it.
Apnimed, Inc. elsewhere on the record
- Company profile and every filing Mar 2026
- Form D filing Mar 2026
- Form D filing Sep 2025
Companies that share a holder
- Ameriprise Financial, Inc. also filed stake reports on 65 other companies: Universal Electronics Inc. (Sep 2026), America's Car-Mart, Inc. (Aug 2026), Ampco-Pittsburgh Corporation (Aug 2026)
Related pages
Funding and filing history5%+ holders
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https://mentionfox.com/who-owns/apnimed-inc