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): January 23, 2002 AFFILIATED MANAGERS GROUP, INC. ------------------------------------------------- (Exact name of Registrant as specified in charter) Delaware 0001-13459 043218510 ---------------------------- ------------------------ ------------------- (State or other jurisdiction (Commission file number) (IRS employer of incorporation) identification no.) 600 Hale Street, Prides Crossing, MA 01965 ------------------------------------------------------------- (Address of principal executive offices) (Zip code) (617) 747-3300 ------------------------------------------------------ (Registrant's telephone number, including area code) Two International Place, 23rd Floor Boston, MA 02110 ----------------------------------- (Registrant's former address) Item 5. Other Events Registrant is filing this Form 8-K in order to file a current earnings press release. By this filing, Registrant is not establishing the practice of filing all earnings press releases in the future and may discontinue such filings at any time. Item 7. Financial Statements and Exhibits (c) Exhibits Exhibit 99.1 -- Press Release, dated January 23, 2002 (filed for informational purposes). 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. AFFILIATED MANAGERS GROUP, INC. Date: February 20, 2002 /s/ Darrell W. Crate ------------------------------- DARRELL W. CRATE Executive Vice President, Chief Financial Officer and Treasurer (and also as Principal Financial and Accounting Officer) Exhibits Exhibit 99.1 -- Press Release, dated January 23, 2002 (filed for informational purposes).