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Definitive Proxy Statement

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AFFILIATED MANAGERS GROUP, INC.

AFFILIATED MANAGERS GROUP, INC.

777 SOUTH FLAGLER DRIVE

WEST PALM BEACH, FL 33401

Meeting Information

Meeting Type:                  Annual Meeting

For holders as of:             April 2, 2019

Date:  May 29, 2019            Time:  10:00 AM EDT

Location:  Affiliated Managers Group, Inc.

                  600 Hale Street

                  Prides Crossing

                  Massachusetts 01965

You are receiving this communication because you hold shares in the company named herein.

E62054-P18806

This is not a ballot. You cannot use this notice to vote these shares. This communication presents only an overview of the more complete proxy materials that are available to you on the Internet. You may view the proxy materials online at www.proxyvote.com or easily request a paper copy (see reverse side).

We encourage you to access and review all of the important information contained in the proxy materials before voting.

See the reverse side of this notice to obtain proxy materials and voting instructions.

— Before You Vote —

How to Access the Proxy Materials

Proxy Materials Available to VIEW or RECEIVE:

NOTICE AND PROXY STATEMENT            FORM 10-K

How to View Online:

Have the information that is printed in the box marked by the arrow (located on the following page) and visit: www.proxyvote.com.

How to Request and Receive a PAPER or E-MAIL Copy:

If you want to receive a paper or e-mail copy of these documents, you must request one. There is NO charge for requesting a copy. Please choose one of the following methods to make your request:

1) BY INTERNET:         www.proxyvote.com

2) BY TELEPHONE:     1-800-579-1639

3) BY E-MAIL*:             sendmaterial@proxyvote.com

E62054-P18806 

*   If requesting materials by e-mail, please send a blank e-mail with the information that is printed in the box marked by the arrow (located on the following page) in the subject line.

Requests, instructions and other inquiries sent to this e-mail address will NOT be forwarded to your investment advisor. Please make the request as instructed above on or before May 15, 2019 to facilitate timely delivery.

— How To Vote —

Please Choose One of the Following Voting Methods

Vote In Person: Many stockholder meetings have attendance requirements including, but not limited to, the possession of an attendance ticket issued by the entity holding the meeting. Please check the meeting materials for any special requirements for meeting attendance. At the meeting, you will need to request a ballot to vote these shares.

Vote By Internet: To vote now by Internet, go to www.proxyvote.com. Have the information that is printed in the box marked by the arrow (located on the following page) available and follow the instructions.

Vote By Mail: You can vote by mail by requesting a paper copy of the materials, which will include a proxy card.

Voting Items

The Board of Directors recommends you vote FOR

the following:

2.    To approve, by a non-binding advisory vote, the compensation of the Company’s named executive officers.

1.    To elect each of the following ten directors of the Company to serve until the 2020 Annual Meeting of Stockholders and until their respective successors are duly elected and qualified.

3.    To ratify the selection of PricewaterhouseCoopers LLP as the Company’s independent registered public accounting firm for the current fiscal year.

Nominees:

NOTE: Such other business as may properly come before the meeting or any adjournment or postponement thereof.

1a.  Samuel T. Byrne

1b.  Dwight D. Churchill

1c.  Nathaniel Dalton

1d.  Glenn Earle

1e.  Niall Ferguson

1f.  Sean M. Healey

1g.  Tracy P. Palandjian

1h.  Patrick T. Ryan

1i.  Karen L. Yerburgh

1j.  Jide J. Zeitlin