Aon plc — 10-K Filings
30 10-K filings on record
This page lists all 10-K filings submitted to the SEC by Aon plc (AON), sorted by most recent first. Each row links to the full filing on EdgarLookup. Aon plc has filed 30 10-K documents with the SEC since 2014. To view all SEC filings by Aon plc, see the full filings list.
All
10-K
10-K/A
10-K405
10-Q
10-Q/A
11-K
11-K/A
13F-HR
13F-HR/A
144
15-12B
15-15D
25
25-NSE
3
3/A
4
4/A
424B3
424B5
425
5
8-A12B
8-K
8-K/A
8-K12B
ARS
CERT
CERTNYS
CORRESP
CT ORDER
DEF 14A
DEFA14A
DEFM14A
EFFECT
FWP
IRANNOTICE
NO ACT
POS AM
PRE 14A
PREM14A
PRER14A
S-3
S-3/A
S-3ASR
S-4
S-4/A
S-8
S-8 POS
SC 13D
SC 13D/A
SC 13G
SC 13G/A
SC 14D1
SC 14D1/A
SC 14F1
SC TO-C
SC TO-I
SC TO-I/A
SCHEDULE 13G/A
UPLOAD
| Form | Description | Accession Number | Filed | Period |
|---|---|---|---|---|
| 10-K | 10-K | 0001628280-26-008116 | Feb 13, 2026 | Dec 31, 2025 |
| 10-K | 10-K | 0001628280-25-006093 | Feb 18, 2025 | Dec 31, 2024 |
| 10-K | 10-K | 0001628280-24-005392 | Feb 16, 2024 | Dec 31, 2023 |
| 10-K | 10-K | 0001628280-23-004087 | Feb 17, 2023 | Dec 31, 2022 |
| 10-K | 10-K | 0001628280-22-003180 | Feb 18, 2022 | Dec 31, 2021 |
| 10-K | 10-K | 0001628280-21-002574 | Feb 19, 2021 | Dec 31, 2020 |
| 10-K | 10-K | 0001628280-20-001607 | Feb 14, 2020 | Dec 31, 2019 |
| 10-K | 10-K | 0001628280-19-001558 | Feb 19, 2019 | Dec 31, 2018 |
| 10-K | 10-K | 0001628280-18-001923 | Feb 20, 2018 | Dec 31, 2017 |
| 10-K | 10-K | 0001628280-17-001652 | Feb 23, 2017 | Dec 31, 2016 |
| 10-K | 10-K | 0001628280-16-011485 | Feb 22, 2016 | Dec 31, 2015 |
| 10-K | 10-K | 0001628280-15-000950 | Feb 24, 2015 | Dec 31, 2014 |
| 10-K | 10-K | 0001445305-14-000476 | Feb 18, 2014 | Dec 31, 2013 |
| 10-K | 10-K | 0001047469-13-001494 | Feb 22, 2013 | Dec 31, 2012 |
| 10-K | 10-K | 0001047469-12-001478 | Feb 24, 2012 | Dec 31, 2011 |
| 10-K | 10-K | 0001047469-11-001427 | Feb 25, 2011 | Dec 31, 2010 |
| 10-K | 10-K | 0001047469-10-001535 | Feb 26, 2010 | Dec 31, 2009 |
| 10-K | 10-K | 0001047469-09-002122 | Mar 2, 2009 | Dec 31, 2008 |
| 10-K | 10-K | 0001047469-08-001929 | Feb 28, 2008 | Dec 31, 2007 |
| 10-K | 10-K | 0001047469-07-001537 | Mar 1, 2007 | Dec 31, 2006 |
| 10-K | FORM 10-K | 0001047469-06-003130 | Mar 9, 2006 | Dec 31, 2005 |
| 10-K | 10-K | 0001047469-05-006608 | Mar 16, 2005 | Dec 31, 2004 |
| 10-K | 10-K | 0001047469-04-007513 | Mar 11, 2004 | Dec 31, 2003 |
| 10-K | 10-K | 0001047469-03-010294 | Mar 26, 2003 | Dec 31, 2002 |
| 10-K | AON CORPORATION | 0000948572-02-000008 | Mar 15, 2002 | Dec 31, 2001 |
| 10-K | AON CORPORATION | 0000948572-01-000011 | Mar 27, 2001 | Dec 31, 2000 |
| 10-K | AON CORPORATION | 0000948572-00-000017 | Mar 24, 2000 | Dec 31, 1999 |
| 10-K | AON CORPORATION | 0000948572-99-000007 | Mar 29, 1999 | Dec 31, 1998 |
| 10-K | AON CORPORATION | 0000948572-98-000011 | Mar 31, 1998 | Dec 31, 1997 |
| 10-K | AON CORPORATION | 0000948572-97-000010 | Mar 26, 1997 | Dec 31, 1996 |