APAM · Artisan Partners Asset Management Inc. · Insider Trading

The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $42.46 to $42.66, inclusive. The reporting person undertakes to provide to Artisan Partners Asset Management Inc., any security holder of Artisan Partners Asset Management Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote.

On March 2, 2026, Mr. Gottlieb was awarded 36,880 shares of Class A common stock pursuant to the Artisan Partners Asset Management Inc. 2023 Omnibus Incentive Compensation Plan. The shares may not be transferred until they have vested.

Each Class B common unit of Holdings vested upon grant and is exchangeable for one share of Class A common stock of the Company, after the first anniversary of the grant date, pursuant to an Exchange Agreement among the Company and each holder of limited partnership units of Holdings. Upon any such exchange for shares of Class A common stock of the Company, the corresponding shares of Class B common stock then owned by such holder will be cancelled. The Class B common units of Holdings have no expiration date.

On March 2, 2026, Mr. Von Hoff was awarded 1,134 shares of Class A common stock pursuant to the Artisan Partners Asset Management Inc. 2023 Omnibus Incentive Compensation Plan. The shares may not be transferred until they have vested.

On March 2, 2026, Mr. Ramirez was awarded 13,858 shares of Class A common stock pursuant to the Artisan Partners Asset Management Inc. 2023 Omnibus Incentive Compensation Plan. The shares may not be transferred until they have vested.

Each Class B common unit of Holdings vested upon grant and is exchangeable for one share of Class A common stock of the Company, after the first anniversary of the grant date, pursuant to an Exchange Agreement among the Company and each holder of limited partnership units of Holdings. Upon any such exchange for shares of Class A common stock of the Company, the corresponding shares of Class B common stock then owned by such holder will be cancelled. The Class B common units of Holdings have no expiration date.

On March 2, 2026, Mr. Colson was awarded 44,410 shares of Class A common stock pursuant to the Artisan Partners Asset Management Inc. 2023 Omnibus Incentive Compensation Plan. The shares may not be transferred until they have vested.

On March 2, 2026, Ms. Kwei was granted 13,783 shares of Class A common stock of Artisan Partners Asset Management Inc. (the "Company") and 2,275 Class B common units of Artisan Partners Holdings LP ("Holdings") (together with an equal number of shares of Class B common stock of the Company) pursuant to the Artisan Partners Asset Management Inc. 2023 Omnibus Incentive Compensation Plan. The shares of Class A common stock may not be transferred until they have vested. Shares of Class B common stock do not have economic rights.

On March 2, 2026, Mr. Daley was awarded 19,438 shares of Class A common stock pursuant to the Artisan Partners Asset Management Inc. 2023 Omnibus Incentive Compensation Plan. The shares may not be transferred until they have vested.

On March 2, 2026, Mr. Sellers was granted 13,375 shares of Class A common stock of Artisan Partners Asset Management Inc. (the "Company") and 2,275 Class B common units of Artisan Partners Holdings LP ("Holdings") (together with an equal number of shares of Class B common stock of the Company) pursuant to the Artisan Partners Asset Management Inc. 2023 Omnibus Incentive Compensation Plan. The shares of Class A common stock may not be transferred until they have vested. Shares of Class B common stock do not have economic rights.

On March 2, 2026, Mr. Krein was awarded 22,816 shares of Class A common stock pursuant to the Artisan Partners Asset Management Inc. 2023 Omnibus Incentive Compensation Plan. The shares may not be transferred until they have vested.

On March 2, 2026, Mr. Sellers was granted 13,375 shares of Class A common stock of Artisan Partners Asset Management Inc. (the "Company") and 2,275 Class B common units of Artisan Partners Holdings LP ("Holdings") (together with an equal number of shares of Class B common stock of the Company) pursuant to the Artisan Partners Asset Management Inc. 2023 Omnibus Incentive Compensation Plan. The shares of Class A common stock may not be transferred until they have vested. Shares of Class B common stock do not have economic rights.

On March 2, 2026, Ms. Simpson was awarded 10,682 shares of Class A common stock pursuant to the Artisan Partners Asset Management Inc. 2023 Omnibus Incentive Compensation Plan. The shares may not be transferred until they have vested.

On March 2, 2026, Ms. Kwei was granted 13,783 shares of Class A common stock of Artisan Partners Asset Management Inc. (the "Company") and 2,275 Class B common units of Artisan Partners Holdings LP ("Holdings") (together with an equal number of shares of Class B common stock of the Company) pursuant to the Artisan Partners Asset Management Inc. 2023 Omnibus Incentive Compensation Plan. The shares of Class A common stock may not be transferred until they have vested. Shares of Class B common stock do not have economic rights.

The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $40.35 to $40.50, inclusive. The reporting person undertakes to provide to Artisan Partners Asset Management Inc., any security holder of Artisan Partners Asset Management Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote.

The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $44.17 to $44.31, inclusive. The reporting person undertakes to provide to Artisan Partners Asset Management Inc., any security holder of Artisan Partners Asset Management Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote.

The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $43.1501 to $43.1750, inclusive. The reporting person undertakes to provide to Artisan Partners Asset Management Inc., any security holder of Artisan Partners Asset Management Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote.

On March 3, 2025, Mr. Colson was awarded 42,764 shares of Class A common stock pursuant to the Artisan Partners Asset Management Inc. 2023 Omnibus Incentive Compensation Plan. The shares may not be transferred until they have vested.

On March 3, 2025, Mr. Gottlieb was awarded 35,000 shares of Class A common stock pursuant to the Artisan Partners Asset Management Inc. 2023 Omnibus Incentive Compensation Plan. The shares may not be transferred until they have vested.

On March 3, 2025, Mr. Sellers was awarded 14,180 shares of Class A common stock pursuant to the Artisan Partners Asset Management Inc. 2023 Omnibus Incentive Compensation Plan. The shares may not be transferred until they have vested.

On March 3, 2025, Ms. Simpson was awarded 10,129 shares of Class A common stock pursuant to the Artisan Partners Asset Management Inc. 2023 Omnibus Incentive Compensation Plan. The shares may not be transferred until they have vested.

On March 3, 2025, Mr. Krein was awarded 22,508 shares of Class A common stock pursuant to the Artisan Partners Asset Management Inc. 2023 Omnibus Incentive Compensation Plan. The shares may not be transferred until they have vested.

On March 3, 2025, Ms. Kwei was awarded 15,756 shares of Class A common stock pursuant to the Artisan Partners Asset Management Inc. 2023 Omnibus Incentive Compensation Plan. The shares may not be transferred until they have vested.

On March 3, 2025, Mr. Ramirez was awarded 13,280 shares of Class A common stock pursuant to the Artisan Partners Asset Management Inc. 2023 Omnibus Incentive Compensation Plan. The shares may not be transferred until they have vested.

On March 3, 2025, Mr. Daley was awarded 18,456 shares of Class A common stock pursuant to the Artisan Partners Asset Management Inc. 2023 Omnibus Incentive Compensation Plan. The shares may not be transferred until they have vested.

The number of Shares (as defined below) held by the Reporting person was also adjusted downward to account for an inadvertent underreporting of Shares withheld in connection with the February 2024 vesting event.

Each performance share unit ("PSU"), which was granted under the Artisan Partners Asset Management Inc. 2013 Omnibus Incentive Compensation Plan and previously reported, represented a contingent right to receive a share of Class A common stock, par value $0.01 per share ("Share"). Each grant of PSUs was eligible to vest at up to 150%, subject to meeting the relevant performance conditions.

Performance under the PSUs was measured on 2/18/2025, based on performance over a period ending on 12/31/2024. Half of the earned PSUs were settled in Shares on 2/18/2025, and half will settle in Shares upon a qualifying retirement subject to continued service.

Each performance share unit ("PSU"), which was granted under the Artisan Partners Asset Management Inc. 2013 Omnibus Incentive Compensation Plan and previously reported, represented a contingent right to receive a share of Class A common stock, par value $0.01 per share ("Share"). Each grant of PSUs was eligible to vest at up to 150%, subject to meeting the relevant performance conditions.

Performance under the PSUs was measured on 2/18/2025, based on performance over a period ending on 12/31/2024. Half of the earned PSUs were settled in Shares on 2/18/2025, and half will settle in Shares upon a qualifying retirement subject to continued service.

Half of the PSUs that were earned on 2/18/2025, will be eligible to vest based on continued service through the date of a qualified retirement.

Each performance share unit ("PSU"), which was granted under the Artisan Partners Asset Management Inc. 2013 Omnibus Incentive Compensation Plan and previously reported, represented a contingent right to receive a share of Class A common stock, par value $0.01 per share ("Share"). Each grant of PSUs was eligible to vest at up to 150%, subject to meeting the relevant performance conditions.

Performance under the PSUs was measured on 2/18/2025 based on performance over a period ending on 12/31/2024. Half of the earned PSUs were settled in Shares on 2/18/2025, and half will settle in Shares upon a qualifying retirement subject to continued service.