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Investments (Tables)

12 Months Ended

Sep. 30, 2025

Investments [Abstract]

Summary of investments

Investments consisted of the following:

(in millions)
as of September 30,						2025						2024
Investments, at fair value
Sponsored funds and separate accounts						$	809.6					$	509.1
Investments related to long-term incentive plans						288.1						271.6
Other equity and debt investments						81.8						57.3
Total investments, at fair value						1,179.5						838.0
Investments in equity method investees						893.9						1,219.7
Other investments						300.6						280.7
Total						$	2,374.0					$	2,338.4

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Tabular disclosure of marketable securities. This may consist of investments in certain debt and equity securities, short-term investments and other assets.

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