NYSEAON
FormDescriptionDateFormat
S-8Securities offered to employees pursuant to employee benefit plansOct 31, 2014Open Securities offered to employees pursuant to employee benefit plans in HTML.Open Securities offered to employees pursuant to employee benefit plans in DOC file.Open Securities offered to employees pursuant to employee benefit plans in PDF file.Open Securities offered to employees pursuant to employee benefit plans in XLS file.
424B5Form of prospectus disclosing information facts events covered in both forms 424B2 424B3Aug 13, 2014Open Form of prospectus disclosing information facts events covered in both forms 424B2 424B3 in HTML.Open Form of prospectus disclosing information facts events covered in both forms 424B2 424B3 in DOC file.Open Form of prospectus disclosing information facts events covered in both forms 424B2 424B3 in PDF file.Open Form of prospectus disclosing information facts events covered in both forms 424B2 424B3 in XLS file.
424B5Form of prospectus disclosing information facts events covered in both forms 424B2 424B3Aug 12, 2014Open Form of prospectus disclosing information facts events covered in both forms 424B2 424B3 in HTML.Open Form of prospectus disclosing information facts events covered in both forms 424B2 424B3 in DOC file.Open Form of prospectus disclosing information facts events covered in both forms 424B2 424B3 in PDF file.Open Form of prospectus disclosing information facts events covered in both forms 424B2 424B3 in XLS file.
8-A12BRegistration of certain classes of securities 12(b) of the Securities Exchange ActMay 27, 2014Open Registration of certain classes of securities 12(b) of the Securities Exchange Act in HTML.Open Registration of certain classes of securities 12(b) of the Securities Exchange Act in DOC file.Open Registration of certain classes of securities 12(b) of the Securities Exchange Act in PDF file.Open Registration of certain classes of securities 12(b) of the Securities Exchange Act in XLS file.
424B5Form of prospectus disclosing information facts events covered in both forms 424B2 424B3May 21, 2014Open Form of prospectus disclosing information facts events covered in both forms 424B2 424B3 in HTML.Open Form of prospectus disclosing information facts events covered in both forms 424B2 424B3 in DOC file.Open Form of prospectus disclosing information facts events covered in both forms 424B2 424B3 in PDF file.Open Form of prospectus disclosing information facts events covered in both forms 424B2 424B3 in XLS file.
424B5Form of prospectus disclosing information facts events covered in both forms 424B2 424B3May 20, 2014Open Form of prospectus disclosing information facts events covered in both forms 424B2 424B3 in HTML.Open Form of prospectus disclosing information facts events covered in both forms 424B2 424B3 in DOC file.Open Form of prospectus disclosing information facts events covered in both forms 424B2 424B3 in PDF file.Open Form of prospectus disclosing information facts events covered in both forms 424B2 424B3 in XLS file.
8-A12BRegistration of certain classes of securities 12(b) of the Securities Exchange ActMay 13, 2014Open Registration of certain classes of securities 12(b) of the Securities Exchange Act in HTML.Open Registration of certain classes of securities 12(b) of the Securities Exchange Act in DOC file.Open Registration of certain classes of securities 12(b) of the Securities Exchange Act in PDF file.Open Registration of certain classes of securities 12(b) of the Securities Exchange Act in XLS file.
424B5Form of prospectus disclosing information facts events covered in both forms 424B2 424B3May 8, 2014Open Form of prospectus disclosing information facts events covered in both forms 424B2 424B3 in HTML.Open Form of prospectus disclosing information facts events covered in both forms 424B2 424B3 in DOC file.Open Form of prospectus disclosing information facts events covered in both forms 424B2 424B3 in PDF file.Open Form of prospectus disclosing information facts events covered in both forms 424B2 424B3 in XLS file.
424B5Form of prospectus disclosing information facts events covered in both forms 424B2 424B3May 7, 2014Open Form of prospectus disclosing information facts events covered in both forms 424B2 424B3 in HTML.Open Form of prospectus disclosing information facts events covered in both forms 424B2 424B3 in DOC file.Open Form of prospectus disclosing information facts events covered in both forms 424B2 424B3 in PDF file.Open Form of prospectus disclosing information facts events covered in both forms 424B2 424B3 in XLS file.
Investor Relations Disclaimer

You are about to review presentations, reports, filings and/or other materials regarding Aon plc (NYSE: AON) that contain time-sensitive information. The information contained therein is only current as of the date thereof. Aon expressly disclaims any obligation to review, update or correct these materials after the date thereof. Aon may update, amend, supplement or otherwise alter the information contained in any such materials by subsequent presentations, reports, filings, or other means without notice.

Certain statements made on this web site or in materials accessed in or through this section of our web site are “forward-looking statements,” which are subject to risks and uncertainties, and Aon's actual results may differ (possibly materially) from those indicated in such statements. See Legal Notice for further information regarding such statements and additional disclaimers with respect to the materials and sites that you may access through the Investors section of our Web site.