-----BEGIN PRIVACY-ENHANCED MESSAGE----- Proc-Type: 2001,MIC-CLEAR Originator-Name: webmaster@www.sec.gov Originator-Key-Asymmetric: MFgwCgYEVQgBAQICAf8DSgAwRwJAW2sNKK9AVtBzYZmr6aGjlWyK3XmZv3dTINen TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB MIC-Info: RSA-MD5,RSA, MTLCZRnsy1i9bjBDNb1WaO9h86lVrKymg9PAN/1/TGwXKKPBBoE8ItJ/kWFRsLou AL3G3b5hDO/8OEwLA0uZzQ== 0001036325-04-000026.txt : 20040212 0001036325-04-000026.hdr.sgml : 20040212 20040212090109 ACCESSION NUMBER: 0001036325-04-000026 CONFORMED SUBMISSION TYPE: SC 13G PUBLIC DOCUMENT COUNT: 1 FILED AS OF DATE: 20040212 SUBJECT COMPANY: COMPANY DATA: COMPANY CONFORMED NAME: AON CORP CENTRAL INDEX KEY: 0000315293 STANDARD INDUSTRIAL CLASSIFICATION: ACCIDENT & HEALTH INSURANCE [6321] IRS NUMBER: 363051915 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: SC 13G SEC ACT: 1934 Act SEC FILE NUMBER: 005-32053 FILM NUMBER: 04588384 BUSINESS ADDRESS: STREET 1: 200 EAST RANDOLPH STREET CITY: CHICAGO STATE: IL ZIP: 60601 BUSINESS PHONE: 3123811000 MAIL ADDRESS: STREET 1: 200 EAST RANDOLPH STREET CITY: CHICAGO STATE: IL ZIP: 60601 FORMER COMPANY: FORMER CONFORMED NAME: COMBINED INTERNATIONAL CORP DATE OF NAME CHANGE: 19870504 FILED BY: COMPANY DATA: COMPANY CONFORMED NAME: DAVIS SELECTED ADVISERS CENTRAL INDEX KEY: 0001036325 IRS NUMBER: 850360310 STATE OF INCORPORATION: CO FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: SC 13G BUSINESS ADDRESS: STREET 1: 2949 E. ELVIRA ROAD STREET 2: SUITE 101 CITY: TUCSON STATE: AZ ZIP: 85706 BUSINESS PHONE: (520)806-7600 MAIL ADDRESS: STREET 1: 2949 E. ELVIRA ROAD STREET 2: SUITE 101 CITY: TUCSON STATE: AZ ZIP: 85706 SC 13G 1 a13gdec03aoc.txt 2003 13G SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. ------------) Aon Corp. - ------------------------------------------------------------------------ (Name of Issuer) Common - ------------------------------------------------------------------------ (Title of Class of Securities) 037389103 - ------------------------------------------------------------------------ (CUSIP Number) Check the following box if a fee is being paid with this statement /_/. (A fee is not required only if the filing person: (1) has a previous statement on file reporting beneficial ownership of more than five percent of the class of securities described in item 1; and (2) has filed no amendment subsequent thereto reporting beneficial ownership of five percent or less of such class.) (See Rule 13d-7). *The remainder of this cover page shall be filled out for a reporting person's initial filing on this form with respect to the subject class of securities, and for any subsequent amendment containing information which would alter the disclosures provided in a prior cover page. The information required in the remainder of this cover page shall not be deemed to be "filed" for the purpose of Section 18 of the Securities Exchange Act of 1934 ("Act") or otherwise subject to the liabilities of that section of the Act but shall be subject to all other previsions of the Act (however, see the Notes) Item 1(a) NAME OF ISSUER Aon Corp. Item 1(b) ADDRESS OF ISSUERS PRINCIPAL EXECUTIVE OFFICES 123 N Wacker Dr. Chicago, Illinois 60606 Item 2(a) NAME OF PERSON FILING Davis Selected Advisers, L.P. Item 2(b) ADDRESS OF PRINCIPAL BUSINESS OFFICE 2949 East Elvira Road, Suite 101 Tucson, Arizona 85706 Item 2(c) CITIZENSHIP Colorado Limited Partnership Item 2(d) TITLE OF CLASS OF SECURITIES Common Stock Item 2(e) CUSIP NUMBER 037389103 Item 3 FIELD PURSUANT TO RULE 13d-1(b) (e) [X] Investment Adviser registered under Section 203 of the Investment Advisers Act of 1940 Item 4 OWNERSHIP (a) Amount beneficially owned 17,617,436 shares (c) Number of shares as to which such person has: (i) sole power to vote or to direct the vote Davis Selected Advisers, L. P., 17,617,436 shares (ii) shared power to vote to direct the vote N/A (iii) sole power to dispose or to direct the disposition of Davis Selected Advisers, L. P., 17,617,436 shares (iv) shared power to dispose or to direct the disposition of N/A Item 5 Not applicable Item 6 Not applicable Item 7 Not applicable Item 8 Not applicable Item 9 Not applicable Item 10 CERTIFICATION By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were acquired in the ordinary course of business and were not acquired for the purpose of and do not have the effect of changing or influencing the control of the issuer or such securities and were not acquired in connection with or as a participant in any transaction having such purposes or effect. After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct. SIGNATURE /s/ Anthony Frazia PRINT Anthony Frazia, Chief Compliance Officer DATE February 13, 2004 -----END PRIVACY-ENHANCED MESSAGE-----