As of November 6, 2026, Artisan Partners Asset Management Inc is a publicly traded company (NYSE: APAM). The largest holder reporting an active stake on Schedule 13D is Eric R. Colson, the chairman and a director, at 10.2%. No bankruptcy or receivership appears in its SEC Form 8-K filings. Passive holders reporting on Schedule 13G include Kayne Anderson Rudnick (8.1%), Vanguard (5.91%), Vanguard (5.05%) (Schedule 13D/A, January 5, 2026).
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Is Artisan Partners Asset Management Inc a real, registered company?
- Artisan Partners Asset Management Inc files with the SEC under CIK 1517302 (its SEC filings).
- Its shares are listed under the ticker APAM on NYSE (SEC company record).
- Incorporated in Delaware; business address in Milwaukee, Wisconsin, 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 Artisan Partners Asset Management 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 Vanguard (filed 2026-04-29).
Who are Artisan Partners Asset Management Inc's owners and officers?
Artisan Partners Asset Management Inc: incorporated in Delaware; business address in Milwaukee, Wisconsin; industry Investment Advice (Schedule 13G, 2026-04-29).
| Report | Holder | Share |
|---|---|---|
| Schedule 13G, 2026-04-29 | Vanguard Capital Management | 5.05% |
| Schedule 13G, 2026-04-28 | Vanguard Portfolio Management | 5.91% |
| Schedule 13G/A, 2026-03-26 | The Vanguard Group | 0% |
| Schedule 13G/A, 2026-02-13 | Kayne Anderson Rudnick Investment Management, LLC | 8.1% |
| Schedule 13D/A, 2026-01-05 | Eric R. Colson | 10.2% |
Questions about who owns Artisan Partners Asset Management Inc
Who owns Artisan Partners Asset Management Inc?
On this page, 4 holders' latest ownership filings report 5% or more of Artisan Partners Asset Management Inc: Eric R. Colson (10.2%, Schedule 13D/A, filed 2026-01-05), Kayne Anderson Rudnick Investment Management, LLC (8.1%, Schedule 13G/A, filed 2026-02-13), Vanguard Portfolio Management (5.91%, Schedule 13G, filed 2026-04-28) and Vanguard Capital Management (5.05%, Schedule 13G, filed 2026-04-29).
Who are the largest shareholders of Artisan Partners Asset Management Inc?
By the share each holder's latest filing reports, the largest holders of Artisan Partners Asset Management Inc on this page are Eric R. Colson (10.2%), Kayne Anderson Rudnick Investment Management, LLC (8.1%) and Vanguard Portfolio Management (5.91%).
When did Eric R. Colson buy into Artisan Partners Asset Management Inc?
The filings give report dates, not purchase dates. The earliest filing from Eric R. Colson on this page is the Schedule 13D/A, filed 2026-01-05, reporting 10.2%. 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%); 5 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 Artisan Partners Asset Management 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: 544,638 shares, 324,227 held directly and 220,411 indirectly (Form 4, 2025-01-30).
- , the chairman and a director: 368,607 shares (Form 4, 2026-03-02).
- , the chief executive and president: 228,352 shares (Form 4, 2026-03-02).
- , a director: 155,089.38 shares, 49,964 held directly and 105,125.38 indirectly (Form 4, 2026-01-30).
- , the president: 124,209 shares (Form 4, 2026-03-02).
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 Artisan Partners Asset Management Inc raised?
No fundraising or offering filing from Artisan Partners Asset Management Inc is on file with us.
Keep reading
More on Artisan Partners Asset Management Inc and the records around it.
Artisan Partners Asset Management Inc elsewhere on the record
- 5%+ stake filings Apr 2026
Companies that share a holder
- Kayne Anderson Rudnick Investment Management, LLC also filed stake reports on 53 other companies: Andersen Group Inc. (Aug 2026), Bright Horizons Family Solutions Inc (Aug 2026), Choice Hotels International Inc (Aug 2026)
- Vanguard Portfolio Management also filed stake reports on 941 other companies: Newmark Group Inc (Nov 2026), A10 Networks Inc (Oct 2026), ADT Inc (Oct 2026)
- Vanguard Capital Management also filed stake reports on 1495 other companies: A10 Networks Inc (Oct 2026), Altisource Portfolio Solutions SA (Oct 2026), Alto Neuroscience Inc (Oct 2026)
Related pages
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