AFFILIATED MANAGERS GROUP, INC. — Earnings Release 2010

Apr 27, 2010

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

*WASHINGTON, DC 20549*

*FORM 8-K*

*CURRENT REPORT PURSUANT*

*TO SECTION 13 OR 15(D) OF THE*

*SECURITIES EXCHANGE ACT OF 1934*

Date of report (Date of earliest event reported) April 27, 2010

*Affiliated Managers Group, Inc.*

(Exact Name of Registrant as Specified in Its Charter)

*Delaware*

(State or Other Jurisdiction of Incorporation)

001-13459	04-3218510
(Commission File Number)	(IRS Employer Identification No.)
600 Hale Street
Prides Crossing, Massachusetts	01965
(Address of Principal Executive Offices)	(Zip Code)

*(617) 747-3300*

(Registrant’s Telephone Number, Including Area Code)

*N/A*

(Former Name or Former Address, if Changed Since Last Report)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions ( see General Instruction A.2. below):

o Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

o Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

o Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

o Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

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*ITEM 2.02 Results of Operations and Financial Conditions.*

On April 27, 2010, Affiliated Managers Group, Inc. (the “Company”) issued a press release setting forth its financial and operating results for the quarter ended March 31, 2010. A copy of this press release is furnished as Exhibit 99.1 hereto and is hereby incorporated by reference herein.

*ITEM 8.01 Other Events.*

The financial statement tables set forth in the press release issued by the Company on April 27, 2010 are also filed as Exhibit 99.2 hereto and are hereby incorporated by reference herein.

*ITEM 9.01 Financial Statements and Exhibits.*

(c) Exhibits.

Exhibit No.	Description
99.1*	Earnings
Press Release issued by the Company on April 27, 2010.
99.2	Earnings
Press Release Financial Statement Tables.

• This exhibit shall not be deemed “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, or otherwise subject to the liability of that section, nor shall it be incorporated by reference into any filing under the Securities Act of 1933 or the Securities Exchange Act of 1934.

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*SIGNATURES*

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

/S/ JOHN KINGSTON, III
Name: John Kingston, III
Title: Executive Vice
President
General
Counsel and Secretary

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*EXHIBIT INDEX*

Exhibit No.	Description
99.1*	Earnings
Press Release issued by the Company on April 27, 2010.
99.2	Earnings
Press Release Financial Statement Tables.

• This exhibit shall not be deemed “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, or otherwise subject to the liability of that section, nor shall it be incorporated by reference into any filing under the Securities Act of 1933 or the Securities Exchange Act of 1934.

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