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Earnings Per Share (Tables)

12 Months Ended

Dec. 31, 2024

Earnings Per Share [Abstract]

Computation of basic and diluted net income (loss) per share

The computation of basic and diluted earnings per share for the years ended December 31, 2024, 2023 and 2022 were as follows:

			For the Years Ended December 31,
Basic and Diluted Earnings Per Share			2024						2023						2022
Numerator:
Net income attributable to APAM			$	259,748					$	222,289					$	206,755
Less: Allocation to participating securities			22,303						19,880						22,801
Net income available to common stockholders			$	237,445					$	202,409					$	183,954
Denominator:
Basic weighted average shares outstanding			64,900,228						63,451,932						62,475,960
Dilutive effect of nonparticipating equity awards			38,955						34,547						22,549
Diluted weighted average shares outstanding			64,939,183						63,486,479						62,498,509
Earnings per share - Basic			$	3.66					$	3.19					$	2.94
Earnings per share - Diluted			$	3.66					$	3.19					$	2.94

Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share

The following table summarizes the weighted-average shares outstanding that are excluded from the calculation of diluted earnings per share because their effect would have been anti-dilutive:

			For the Years Ended December 31,
Anti-Dilutive Weighted Average Shares Outstanding			2024						2023						2022
Holdings limited partnership units			10,502,502						11,505,766						12,022,633
Unvested restricted share-based awards			5,476,324						5,572,690						5,601,756
Total			15,978,826						17,078,456						17,624,389

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- Definition

Tabular disclosure of securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) in the future that were not included in the computation of diluted EPS because to do so would increase EPS amounts or decrease loss per share amounts for the period presented, by antidilutive securities.

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Tabular disclosure of the effect of income (loss) on basic earnings per share.

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