As of November 6, 2026, Neogen Corp. is a publicly traded company (Nasdaq: NEOG); its largest reported holder is Neuberger Berman Group LLC, with 7.6% on Schedule 13G of July 7, 2026, then Vanguard (5.93%). The largest insider holding is Adent John Edward, the chief executive, with 363,081 shares (0.17% of shares outstanding), per Form 4 of October 28, 2025 (Schedule 13G, July 7, 2026).
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Is Neogen Corp. a real, registered company?
- Neogen Corp files with the SEC under CIK 711377 (its SEC filings).
- Its shares are listed under the ticker NEOG on Nasdaq (SEC company record).
- Incorporated in Michigan; business address in Lansing, 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 NEOGEN CORP 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 Neuberger Berman Group LLC (filed 2026-07-07).
Who are Neogen Corp.'s owners and officers?
Neogen Corp.: incorporated in Michigan; business address in Lansing, Michigan; industry In Vitro & In Vivo Diagnostic Substances (Schedule 13G, 2026-07-07).
| Report | Holder | Share |
|---|---|---|
| Schedule 13G, 2026-07-07 | Neuberger Berman Group LLC | 7.6% |
| Schedule 13G/A, 2026-05-14 | Clarkston Capital Partners, LLC | 1.01% |
| Schedule 13G, 2026-04-30 | Vanguard Capital Management | 5.13% |
| Schedule 13G, 2026-04-29 | Vanguard Portfolio Management | 5.93% |
| Schedule 13G/A, 2026-03-27 | The Vanguard Group | 0% |
| Schedule 13G/A, 2026-02-17 | Gates Capital Management, L.P. | 3.9% |
| Schedule 13G/A, 2025-12-04 | Ing Groep Nv | 3.99% |
| Schedule 13G/A, 2025-11-13 | Clarkston Capital Partners, LLC | 5.38% |
| Schedule 13G, 2025-10-22 | Ing Groep Nv | 6.47% |
| Schedule 13G, 2025-08-14 | Gates Capital Management, L.P. | 5.9% |
| Schedule 13G, 2025-08-13 | Clarkston Capital Partners, LLC | 6.44% |
| Schedule 13G/A, 2025-07-30 | William Blair Investment Management, LLC | 4.3% |
Questions about who owns Neogen Corp.
Who owns Neogen Corp.?
On this page, 3 holders' latest ownership filings report 5% or more of Neogen Corp.: Neuberger Berman Group LLC (7.6%, Schedule 13G, filed 2026-07-07), Vanguard Portfolio Management (5.93%, Schedule 13G, filed 2026-04-29) and Vanguard Capital Management (5.13%, Schedule 13G, filed 2026-04-30).
Who are the largest shareholders of Neogen Corp.?
By the share each holder's latest filing reports, the largest holders of Neogen Corp. on this page are Neuberger Berman Group LLC (7.6%), Vanguard Portfolio Management (5.93%) and Vanguard Capital Management (5.13%).
When did Neuberger Berman Group LLC buy into Neogen Corp.?
The filings give report dates, not purchase dates. The earliest filing from Neuberger Berman Group LLC on this page is the Schedule 13G, filed 2026-07-07, reporting 7.6%.
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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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
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Which insiders own Neogen Corp. 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: 363,081 shares (0.17% of shares outstanding) (Form 4, 2025-10-28).
- , a director: 106,737 shares (0.05% of shares outstanding) (Form 4, 2026-10-30).
- , the chief operating officer: 100,881 shares (0.05% of shares outstanding) (Form 4, 2025-10-28).
- , the chief financial officer: 90,388 shares (0.04% of shares outstanding) (Form 4, 2025-12-02).
- , the former chief legal officer: 82,182 shares (0.04% of shares outstanding) (Form 4, 2026-05-19).
Shares outstanding: 218,306,034 as of 2026-08-31, from the company's latest SEC cover page.
How much has Neogen Corp. raised?
No fundraising or offering filing from Neogen Corp. is on file with us.
Keep reading
More on Neogen Corp. and the records around it.
Neogen Corp. elsewhere on the record
- 5%+ stake filings Jul 2026
Companies that share a holder
- ING GROEP NV also filed stake reports on 1 other company: Tenax Therapeutics, Inc. (Sep 2026)
- Gates Capital Management, L.P. also filed stake reports on 6 other companies: Atkore Inc. (Aug 2026), MasterBrand, Inc. (Aug 2026), Acuren Corporation (Aug 2026)
- Clarkston Capital Partners, LLC also filed stake reports on 8 other companies: CLARIVATE PLC (May 2026), ENERGIZER HOLDINGS, INC. (May 2026), JOHN WILEY & SONS, INC. (May 2026)
Related pages
Filings, cases and notices link to their records. A not-found line names the records searched; it is not proof of absence.
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https://mentionfox.com/who-owns/neogen