APAM files 8-K; press release on preliminary AUM attached (Ex. 99.1)

Rhea-AI Filing Summary

Artisan Partners Asset Management Inc. (APAM) announced an update on assets under management. On November 11, 2025, the company reported that it issued a press release with certain information about its preliminary assets under management as of October 31, 2025.

The press release is attached as Exhibit 99.1. The information is deemed “filed” under the Exchange Act and is incorporated by reference into the company’s Securities Act filings.

8-K Event Classification

2 items: 8.01, 9.01

2 items

Item 8.01 Other Events Other

Voluntary disclosure of events the company deems important to shareholders but not covered by other items.

Item 9.01 Financial Statements and Exhibits Exhibits

Financial statements, pro forma financial information, and exhibit attachments filed with this report.

Understanding 8-K Material Events →

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UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 OR 15(d) of

The Securities Exchange Act of 1934

Date of Report (Date of earliest event reported): November 11, 2025

Artisan Partners Asset Management Inc.

(Exact name of registrant as specified in its charter)

Delaware

001-35826

45-0969585

(State or other jurisdiction of incorporation or organization)

(Commission file number)

(I.R.S. Employer Identification No.)

875 E. Wisconsin Avenue, Suite 800

Milwaukee, WI 53202

(Address of principal executive offices and zip code)

(414) 390-6100

(Registrant’s telephone number, including area code)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:

☐ Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

☐ Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

☐ Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

☐ Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Securities registered pursuant to Section 12(b) of the Act:

Title of each class

Trading Symbol

Name of each exchange on which registered

Class A common stock, par value $0.01 per share

APAM

New York Stock Exchange

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter).

                             Emerging growth company ☐

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ☐

Item 8.01 Other Events

On November 11, 2025, Artisan Partners Asset Management Inc. (the “Company”) issued a press release reporting certain information about the Company’s preliminary assets under management as of October 31, 2025. A copy of the press release is attached hereto as Exhibit 99.1 and is incorporated herein by reference.

The information in this Item 8.01, including the exhibit incorporated herein by reference, shall be deemed “filed” for purposes of the Securities Exchange Act of 1934, as amended, and shall be deemed incorporated by reference in the Company’s filings under the Securities Act of 1933, as amended.

Item 9.01 Financial Statements and Exhibits

Exhibit Number						Description of Exhibit
99.1						Press Release of Artisan Partners Asset Management Inc. dated November 11, 2025
104						Cover Page Interactive Data File (embedded within the Inline XBRL document)

SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

Artisan Partners Asset Management Inc.

Date: November 11, 2025

By:						/s/ Charles J. Daley, Jr.
Name:						Charles J. Daley, Jr.
Title:						Executive Vice President, Chief Financial Officer and Treasurer

FAQ

What did APAM disclose in this 8-K?

APAM reported that it issued a press release containing certain information about preliminary assets under management as of October 31, 2025.

Which exhibit contains the AUM details for APAM?

The press release with the preliminary AUM information is attached as Exhibit 99.1.

Is the information considered 'filed' or 'furnished'?

The information is deemed “filed” under the Exchange Act and incorporated by reference into Securities Act filings.

What is APAM’s trading symbol and exchange?

APAM’s Class A common stock trades on the NYSE under the symbol APAM.

What is the as-of date for the preliminary AUM update?

The update pertains to preliminary assets under management as of October 31, 2025.

Who signed the report for APAM?

It was signed by Charles J. Daley, Jr., Executive Vice President, Chief Financial Officer and Treasurer.