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Stockholders' Equity (Tables) | 6 Months Ended
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Jun. 30, 2025
Stockholders' Equity Note [Abstract] |
Authorized and outstanding equity | APAM had the following authorized and outstanding equity as of June 30, 2025 and December 31, 2024:
|  |  | Outstanding |  |  |  |
| Authorized |  | As of June 30, 2025 |  | As of December 31, 2024 |  | Voting Rights (1) |  | Economic Rights
Common shares |  |  |  |  |  |  |  |  |
Class A, par value $0.01 per share | 500,000,000 |  |  | 70,471,499 |  |  | 70,074,120 |  |  | 1 vote per share |  | Proportionate
Class B, par value $0.01 per share | 200,000,000 |  |  | 1,221,063 |  |  | 1,574,068 |  |  | 1 vote per share |  | None
Class C, par value $0.01 per share | 400,000,000 |  |  | 9,014,456 |  |  | 8,712,951 |  |  | 1 vote per share |  | None
(1) The Company’s employees to whom Artisan has granted equity have entered into a stockholders agreement with respect to all shares of APAM common stock they have acquired from the Company and any shares they may acquire from the Company in the future, pursuant to which they granted an irrevocable voting proxy to a Stockholders Committee. As of June 30, 2025, Artisan’s employees held 5,063,867 restricted shares of Class A common stock and all 1,221,063 outstanding shares of Class B common stock, all of which were subject to the agreement.
Dividends Declared | APAM declared and paid the following dividends per share during the three and six months ended June 30, 2025 and 2024:
Type of Dividend |  | Class of Stock |  | For the Three Months Ended June 30, |  | For the Six Months Ended June 30,
|  |  |  | 2025 |  | 2024 |  | 2025 |  | 2024
Quarterly |  | Class A Common |  | $ | 0.68 |  |  | $ | 0.61 |  |  | $ | 1.52 |  |  | $ | 1.29 |
Special Annual |  | Class A Common |  | $ | — |  |  | $ | — |  |  | $ | 0.50 |  |  | $ | 0.34 |
Issuance (Cancellation) of Shares Disclosure | The following table summarizes APAM’s stock transactions for the six months ended June 30, 2025:
| Total Stock Outstanding |  | Class A Common Stock(1) |  | Class B Common Stock |  | Class C Common Stock |  |
Balance at December 31, 2024 | 80,361,139 |  |  | 70,074,120 |  |  | 1,574,068 |  |  | 8,712,951 |  |  |
Holdings Common Unit Exchanges | — |  |  | 51,500 |  |  | (51,500) |  |  | — |  |  |
Restricted Share Award Grants | 429,511 |  |  | 429,511 |  |  | — |  |  | — |  |  |
Restricted Share Award Net Share Settlement | (187,311) |  |  | (187,311) |  |  | — |  |  | — |  |  |
Delivery of Shares Underlying RSUs and PSUs | 106,125 |  |  | 106,125 |  |  | — |  |  | — |  |  |
Employee/Partner Terminations | (2,446) |  |  | (2,446) |  |  | (301,505) |  |  | 301,505 |  |  |
Balance at June 30, 2025 | 80,707,018 |  |  | 70,471,499 |  |  | 1,221,063 |  |  | 9,014,456 |  |  |
(1) There were 378,968 and 395,965 restricted stock units outstanding at June 30, 2025 and December 31, 2024, respectively. In addition, there were 152,207 and 176,192 performance share units outstanding at June 30, 2025 and December 31, 2024, respectivel y. All 152,207 performance share units outstanding as of June 30, 2025 have met the required performance conditions for vesting, but remain outstanding subject to a qualifying retirement vesting condition. |
Schedule of Distributions made to General and Limited Partners | The distributions are recorded in the financial statements on the declaration date, or on the payment date in lieu of a declaration date. Holdings’ partnership distributions for the three and six months ended June 30, 2025 and 2024 were as follows:
| For the Three Months Ended June 30, |  | For the Six Months Ended June 30,
| 2025 |  | 2024 |  | 2025 |  | 2024
Holdings Partnership Distributions to Limited Partners | $ | 15,854 |  |  | $ | 16,085 |  |  | $ | 22,232 |  |  | $ | 20,201 |
Holdings Partnership Distributions to APAM | 100,637 |  |  | 97,919 |  |  | 143,555 |  |  | 124,031 |
Total Holdings Partnership Distributions | $ | 116,491 |  |  | $ | 114,004 |  |  | $ | 165,787 |  |  | $ | 144,232 |

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