AFFILIATED MANAGERS GROUP, INC. - Director's Dealing 2014

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: AFFILIATED MANAGERS GROUP, INC. (AMG)
CIK: 0001004434
Period of Report: 2014-01-02

Reporting Person: DALTON NATHANIEL (President and COO)

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2014-01-02	Common Stock	A	73917	—	Acquired	106425	Direct
2014-01-02	Common Stock	M	5570	—	Acquired	106425	Direct
2014-01-02	Common Stock	F	36115	$216.88	Disposed	106425	Direct

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2014-01-02	Stock Units	$0	A	22282	Acquired		Common Stock (22282)	Direct
2014-01-02	Stock Units	$0	M	5570	Disposed		Common Stock (5570)	Direct

F1: Following the satisfaction of certain performance criteria, the award was settled on January 2, 2014 in shares of common stock.

F2: Following the satisfaction of certain performance criteria, the award vests from 2014 to 2017.

F3: Reflects the surrender of 36,115 shares of common stock to the Company to satisfy tax withholding obligations related to footnotes 1 and 2.