Kayne Anderson discloses 8.1% stake in Artisan Partners (NYSE: APAM)

Rhea-AI Filing Summary

Kayne Anderson Rudnick Investment Management, LLC reported beneficial ownership of 5,716,957 Class A shares of Artisan Partners Asset Management Inc, representing 8.1% of the class as of the event date. The firm has sole voting power over 3,673,165 shares and shared voting power over 1,056,387 shares.

It holds sole dispositive power over 4,660,570 shares and shared dispositive power over 1,056,387 shares. The securities were acquired and are held in the ordinary course of business and not for the purpose of changing or influencing control of Artisan Partners.

SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

SCHEDULE 13G

UNDER THE SECURITIES EXCHANGE ACT OF 1934

(Amendment No. 13)

Artisan Partners Asset Management Inc

(Name of Issuer)

Artisan Partners Asset Management Ord Shs Class A

(Title of Class of Securities)

04316A108

(CUSIP Number)

12/31/2025

(Date of Event Which Requires Filing of this Statement)

Check the appropriate box to designate the rule pursuant to which this Schedule is filed:

Rule 13d-1(b)

Rule 13d-1(c)

Rule 13d-1(d)

SCHEDULE 13G

CUSIP No. 04316A108

1

Names of Reporting Persons

Kayne Anderson Rudnick Investment Management, LLC

2

Check the appropriate box if a member of a Group (see instructions)

(a)
(b)

3

Sec Use Only

4

Citizenship or Place of Organization

CALIFORNIA

Number of Shares Beneficially Owned by Each Reporting Person With:

5	Sole Voting Power 3,673,165.00
6	Shared Voting Power 1,056,387.00
7	Sole Dispositive Power 4,660,570.00
8	Shared Dispositive Power 1,056,387.00

9

Aggregate Amount Beneficially Owned by Each Reporting Person

5,716,957.00

10

Check box if the aggregate amount in row (9) excludes certain shares (See Instructions)

11

Percent of class represented by amount in row (9)

8.1 %

12

Type of Reporting Person (See Instructions)

IA

SCHEDULE 13G

Item 1.
(a)	Name of issuer: Artisan Partners Asset Management Inc
(b)	Address of issuer's principal executive offices: 875 East Wisconsin Avenue, Suite 800, Milwaukee, WI, 53202, US
Item 2.
(a)	Name of person filing: Kayne Anderson Rudnick Investment Management, LLC
(b)	Address or principal business office or, if none, residence: 2000 Avenue of the Stars, Suite 1110, Los Angeles, 90067, CA, United States
(c)	Citizenship: CALIFORNIA
(d)	Title of class of securities: Artisan Partners Asset Management Ord Shs Class A
(e)	CUSIP No.: 04316A108
Item 3.	If this statement is filed pursuant to §§ 240.13d-1(b) or 240.13d-2(b) or (c), check whether the person filing is a:
(a)	Broker or dealer registered under section 15 of the Act (15 U.S.C. 78o);
(b)	Bank as defined in section 3(a)(6) of the Act (15 U.S.C. 78c);
(c)	Insurance company as defined in section 3(a)(19) of the Act (15 U.S.C. 78c);
(d)	Investment company registered under section 8 of the Investment Company Act of 1940 (15 U.S.C. 80a-8);
(e)	An investment adviser in accordance with § 240.13d-1(b)(1)(ii)(E);
(f)	An employee benefit plan or endowment fund in accordance with § 240.13d-1(b)(1)(ii)(F);
(g)	A parent holding company or control person in accordance with § 240.13d-1(b)(1)(ii)(G);
(h)	A savings associations as defined in Section 3(b) of the Federal Deposit Insurance Act (12 U.S.C. 1813);
(i)	A church plan that is excluded from the definition of an investment company under section 3(c)(14) of the Investment Company Act of 1940 (15 U.S.C. 80a-3);
(j)	A non-U.S. institution in accordance with § 240.13d-1(b)(1)(ii)(J). If filing as a non-U.S. institution in accordance with § 240.13d-1(b)(1)(ii)(J), please specify the type of institution:
(k)	Group, in accordance with Rule 240.13d-1(b)(1)(ii)(K).
Item 4.	Ownership
(a)	Amount beneficially owned: 5,716,957
(b)	Percent of class: 8.1 %
(c)	Number of shares as to which the person has:
	(i) Sole power to vote or to direct the vote: 3,673,165
	(ii) Shared power to vote or to direct the vote: 1,056,387
	(iii) Sole power to dispose or to direct the disposition of: 4,660,570
	(iv) Shared power to dispose or to direct the disposition of: 1,056,387
Item 5.	Ownership of 5 Percent or Less of a Class.
	Not Applicable
Item 6.	Ownership of more than 5 Percent on Behalf of Another Person.
	Not Applicable
Item 7.	Identification and Classification of the Subsidiary Which Acquired the Security Being Reported on by the Parent Holding Company or Control Person.
	Not Applicable
Item 8.	Identification and Classification of Members of the Group.
	Not Applicable
Item 9.	Notice of Dissolution of Group.
	Not Applicable

Item 10.

Certifications:

By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were acquired and are held in the ordinary course of business and were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having that purpose or effect, other than activities solely in connection with a nomination under ?? 240.14a-11.

SIGNATURE

After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct.

Kayne Anderson Rudnick Investment Management, LLC

Signature:	/s/Michael Shoemaker
Name/Title:	Chief Compliance Officer
Date:	02/13/2026

FAQ

What stake does Kayne Anderson Rudnick report in Artisan Partners Asset Management (APAM)?

Kayne Anderson Rudnick Investment Management, LLC reports beneficial ownership of 5,716,957 Class A shares of Artisan Partners Asset Management Inc, representing 8.1% of the class. This reflects its status as a significant institutional shareholder in the company’s Class A equity.

How much voting power does Kayne Anderson Rudnick have in APAM shares?

Kayne Anderson Rudnick has sole voting power over 3,673,165 shares and shared voting power over 1,056,387 shares of Artisan Partners Asset Management Inc. These figures define how many shares it can vote independently versus in coordination with others.

What dispositive power does Kayne Anderson Rudnick hold over APAM shares?

Kayne Anderson Rudnick holds sole dispositive power over 4,660,570 shares and shared dispositive power over 1,056,387 shares of Artisan Partners Asset Management Inc. Dispositive power indicates authority to sell or otherwise dispose of the securities.

On what date was the APAM ownership position reported for this Schedule 13G/A?

The ownership position in Artisan Partners Asset Management Inc was reported as of December 31, 2025. This date marks the event that required filing the amended Schedule 13G, summarizing Kayne Anderson Rudnick’s beneficial ownership and related voting and dispositive powers.

Is Kayne Anderson Rudnick seeking to influence control of Artisan Partners Asset Management (APAM)?

Kayne Anderson Rudnick certifies the securities were acquired and are held in the ordinary course of business and not for the purpose of changing or influencing control of Artisan Partners, nor in connection with any control-related transaction, aside from certain nomination activities referenced in the certification.

Who signed the Schedule 13G/A for Kayne Anderson Rudnick regarding APAM?

The Schedule 13G/A was signed by Michael Shoemaker, Chief Compliance Officer of Kayne Anderson Rudnick Investment Management, LLC. The signature certifies that, after reasonable inquiry, the information in the statement is true, complete, and correct as of the signing date.