Karen L. Alvingham - Jul 26, 2023 Form 4 Insider Report for AFFILIATED MANAGERS GROUP, INC. (AMG)

Role: Director
Signature: /s/ Kavita Padiyar, Attorney-in-Fact
Stock symbol: AMG
Transactions as of: Jul 26, 2023
Transactions value $: $0
Form type: 4
Date filed: 7/28/2023, 04:36 PM
Previous filing: Mar 7, 2023
Next filing: Aug 17, 2023

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Underlying Class	Amount	Exercise Price	Ownership	Footnotes
transaction	AMG	Restricted Stock Units	Award	$0	+707		$0.00	707	Jul 26, 2023	Common Stock	707		Direct	F1
transaction	AMG	Deferred Stock Units	Award	$0	+342		$0.00	342	Jul 26, 2023	Common Stock	342		Direct	F2

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	Each restricted stock unit represents a right to receive one share of the Company's common stock upon vesting. The restricted stock units vest in 25% increments on each of August 15, 2024, 2025, 2026 and 2027.
F2	Reflects cash fees that the reporting person has elected to defer under the Company's deferred compensation plan, which are notionally invested in a measurement fund tracking the Company's common stock during the deferral period. Each deferred stock unit is equal to one share of the Company's common stock, and becomes payable in common stock upon the reporting person's separation from service as a member of the Board of Directors of the Company.

Content

Each restricted stock unit represents a right to receive one share of the Company's common stock upon vesting. The restricted stock units vest in 25% increments on each of August 15, 2024, 2025, 2026 and 2027.

Reflects cash fees that the reporting person has elected to defer under the Company's deferred compensation plan, which are notionally invested in a measurement fund tracking the Company's common stock during the deferral period. Each deferred stock unit is equal to one share of the Company's common stock, and becomes payable in common stock upon the reporting person's separation from service as a member of the Board of Directors of the Company.