AFFILIATED MANAGERS GROUP, INC. — Director's Dealing 2024

Mar 7, 2024

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: AFFILIATED MANAGERS GROUP, INC. (AMG)
CIK: 0001004434
Period of Report: 2024-03-05

Reporting Person: Jamal Rizwan M (Head of Affiliate Investments)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2024-03-05	Common Stock	M	6687	—	Acquired	7902	Direct
2024-03-05	Common Stock	A	13244	—	Acquired	21146	Direct
2024-03-05	Common Stock	F	9650	$158.58	Disposed	11496	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2024-03-05	Stock Units	$	M	6687	Disposed		Common Stock (6687)	Direct
2024-03-05	Stock Units	$	A	6432	Acquired		Common Stock (6432)	Direct
2024-03-05	Employee Stock Option (Right to Buy)	$74.49	A	428807	Acquired	2026-08-15	Common Stock (428807)	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	70776	Indirect

Footnotes

F1: Reflects the vesting of previously reported awards. Awards vest 2022-2027.

F2: Award granted in March 2021, which settled following the achievement of performance conditions previously described in the Company's annual meeting proxy statements.

F3: Reflects the automatic surrender of shares of common stock to the Company to satisfy tax withholding obligations related to the vesting of the awards described above.

F4: The award, issued under the Company's 2020 Equity Incentive Plan, vests in four equal installments on each of March 5, 2025, 2026, 2027, and 2028.

F5: Reflects an option award granted in August 2019, which vests on August 15, 2024 following the satisfaction of applicable performance and service conditions previously described in the Company's annual meeting proxy statements.