Aon plc SEC filings AON
Aon plc has 1,000 filings in SEC EDGAR's recent list, going back to Oct 3, 2014. Its latest annual report, Form ARS, was filed on Apr 28, 2026 for the period ended Dec 31, 2025. The latest quarterly report (Form 10-Q) was filed on Oct 28, 2026, covering the quarter ended Sep 30, 2026. The most recent current report (Form 8-K) was filed on Oct 28, 2026 (results of operations). The company's fiscal year ends on December 31.
| Form | Description | Filed | Period |
|---|---|---|---|
| 8-K |
Current report
Results of operations
|
Oct 28, 2026 | Oct 28, 2026 |
| 8-K |
Current report
Material agreement, Agreement ended, New debt
|
Sep 22, 2026 | Sep 18, 2026 |
| 8-K |
Current report
Other events
|
Sep 17, 2026 | Sep 14, 2026 |
| 8-K |
Current report
Other events
|
Sep 11, 2026 | Sep 11, 2026 |
| 8-K |
Current report
Material agreement, Regulation FD disclosure
|
Aug 31, 2026 | Aug 30, 2026 |
| 8-K |
Current report
Officer or director change
|
Aug 17, 2026 | Aug 17, 2026 |
| 8-K |
Current report
Results of operations
|
Jul 29, 2026 | Jul 29, 2026 |
| 8-K |
Current report
Officer or director change, Shareholder vote results, Other events
|
Jul 1, 2026 | Jun 26, 2026 |
| 8-K |
Current report
Results of operations
|
May 1, 2026 | May 1, 2026 |
| 8-K |
Current report
Results of operations
|
Jan 30, 2026 | Jan 30, 2026 |
| 8-K |
Current report
Officer or director change
|
Jan 7, 2026 | Jan 6, 2026 |
| 8-K |
Current report
Officer or director change
|
Jan 2, 2026 | Dec 31, 2025 |
| 8-K |
Current report
Results of operations
|
Oct 31, 2025 | Oct 31, 2025 |
| 8-K |
Current report
Regulation FD disclosure
|
Oct 30, 2025 | Oct 30, 2025 |
| 8-K |
Current report
Regulation FD disclosure
|
Sep 3, 2025 | Sep 3, 2025 |
| 8-K |
Current report
Officer or director change
|
Aug 4, 2025 | Aug 1, 2025 |
| 8-K |
Current report
Officer or director change
|
Jul 29, 2025 | Jul 29, 2025 |
| 8-K |
Current report
Results of operations
|
Jul 25, 2025 | Jul 25, 2025 |
| 8-K |
Current report
Officer or director change, Shareholder vote results
|
Jul 3, 2025 | Jun 27, 2025 |
| 8-K |
Current report
Results of operations
|
Apr 25, 2025 | Apr 25, 2025 |
| 8-K |
Current report
Officer or director change
|
Apr 10, 2025 | Apr 7, 2025 |
| 8-K |
Current report
Officer or director change, Regulation FD disclosure
|
Mar 17, 2025 | Mar 14, 2025 |
| 8-K |
Current report
Officer or director change
|
Mar 13, 2025 | Mar 13, 2025 |
| 8-K |
Current report
Results of operations
|
Jan 31, 2025 | Jan 31, 2025 |
| 8-K |
Current report
Results of operations
|
Oct 25, 2024 | Oct 25, 2024 |
| 8-K |
Current report
Officer or director change
|
Aug 9, 2024 | Aug 5, 2024 |
| 8-K |
Current report
Results of operations
|
Jul 26, 2024 | Jul 26, 2024 |
| 8-K |
Current report
Officer or director change, Shareholder vote results
|
Jun 26, 2024 | Jun 21, 2024 |
| 8-K |
Current report
Officer or director change, Regulation FD disclosure
|
Jun 4, 2024 | May 30, 2024 |
| 8-K |
Current report
Results of operations
|
Apr 26, 2024 | Apr 26, 2024 |
| 8-K |
Current report
Regulation FD disclosure
|
Apr 25, 2024 | Apr 25, 2024 |
| 8-K |
Current report
Regulation FD disclosure
|
Apr 19, 2024 | Apr 19, 2024 |
| 8-K |
Current report
Material agreement
|
Apr 19, 2024 | Apr 16, 2024 |
| 8-K |
Current report
Regulation FD disclosure
|
Apr 16, 2024 | Apr 15, 2024 |
| 8-K |
Current report
Officer or director change
|
Apr 3, 2024 | Apr 1, 2024 |
| 8-K |
Current report
Regulation FD disclosure
|
Apr 2, 2024 | Apr 2, 2024 |
| 8-K |
Current report
Officer or director change
|
Mar 27, 2024 | Mar 21, 2024 |
| 8-K |
Current report
Other events
|
Mar 1, 2024 | Feb 28, 2024 |
| 8-K |
Current report
Regulation FD disclosure
|
Feb 21, 2024 | Feb 21, 2024 |
| 8-K |
Current report
Officer or director change
|
Feb 16, 2024 | Feb 13, 2024 |
| 8-K |
Current report
Results of operations
|
Feb 2, 2024 | Feb 2, 2024 |
| 8-K |
Current report
Officer or director change
|
Jan 25, 2024 | Jan 22, 2024 |
| 8-K |
Current report
Material agreement, Regulation FD disclosure
|
Dec 20, 2023 | Dec 19, 2023 |
| 8-K |
Current report
Results of operations
|
Oct 27, 2023 | Oct 27, 2023 |
| 8-K |
Current report
Material agreement, Agreement ended, New debt
|
Oct 24, 2023 | Oct 19, 2023 |
| 8-K |
Current report
Results of operations
|
Jul 28, 2023 | Jul 28, 2023 |
| 8-K |
Current report
Officer or director change, Shareholder vote results
|
Jun 22, 2023 | Jun 16, 2023 |
| 8-K |
Current report
Material agreement, Other events
|
Jun 22, 2023 | Jun 22, 2023 |
| 8-K |
Current report
Results of operations
|
Apr 28, 2023 | Apr 28, 2023 |
| 8-K |
Current report
Officer or director change
|
Apr 12, 2023 | Apr 7, 2023 |
| 8-K |
Current report
Other events
|
Feb 28, 2023 | Feb 23, 2023 |
| 8-K |
Current report
Results of operations
|
Feb 3, 2023 | Feb 3, 2023 |
| 8-K |
Current report
Results of operations
|
Oct 28, 2022 | Oct 28, 2022 |
| 8-K |
Current report
Material agreement
|
Oct 21, 2022 | Oct 19, 2022 |
| 8-K |
Current report
Officer or director change
|
Sep 22, 2022 | Sep 21, 2022 |
| 8-K |
Current report
Other events
|
Sep 12, 2022 | Sep 7, 2022 |
| 8-K |
Current report
Officer or director change
|
Sep 6, 2022 | Sep 1, 2022 |
| 8-K |
Current report
Officer or director change
|
Aug 9, 2022 | Aug 4, 2022 |
| 8-K |
Current report
Results of operations
|
Jul 29, 2022 | Jul 29, 2022 |
| 8-K |
Current report
Officer or director change, Shareholder vote results
|
Jun 23, 2022 | Jun 17, 2022 |
| 8-K |
Current report
Results of operations
|
Apr 29, 2022 | Apr 29, 2022 |
| 8-K |
Current report
Other events
|
Feb 28, 2022 | Feb 23, 2022 |
| 8-K |
Current report
Other events
|
Feb 28, 2022 | Feb 25, 2022 |
| 8-K |
Current report
Officer or director change
|
Feb 18, 2022 | Feb 14, 2022 |
| 8-K |
Current report
Results of operations
|
Feb 4, 2022 | Feb 4, 2022 |
| 8-K |
Current report
Other events
|
Dec 3, 2021 | Nov 29, 2021 |
| 8-K |
Current report
Other events
|
Dec 2, 2021 | Nov 29, 2021 |
| 8-K |
Current report
Results of operations
|
Oct 29, 2021 | Oct 29, 2021 |
| 8-K |
Current report
Material agreement, Agreement ended, New debt
|
Sep 30, 2021 | Sep 28, 2021 |
| 8-K |
Current report
Regulation FD disclosure
|
Sep 15, 2021 | Sep 15, 2021 |
| 8-K |
Current report
Other events
|
Aug 23, 2021 | Aug 23, 2021 |
| 8-K |
Current report
Results of operations
|
Jul 30, 2021 | Jul 30, 2021 |
| 8-K |
Current report
Material agreement, Agreement ended, Officer or director change, Regulation FD disclosure
|
Jul 26, 2021 | Jul 26, 2021 |
| 8-K |
Current report
Officer or director change
|
Jul 1, 2021 | Jun 25, 2021 |
| 8-K |
Current report
Regulation FD disclosure
|
Jun 21, 2021 | Jun 16, 2021 |
| 8-K |
Current report
Bylaw or fiscal year change, Shareholder vote results
|
Jun 4, 2021 | Jun 2, 2021 |
| 8-K |
Current report
Regulation FD disclosure
|
Jun 3, 2021 | Jun 3, 2021 |
| 8-K |
Current report
Regulation FD disclosure
|
May 12, 2021 | May 12, 2021 |
| 8-K |
Current report
Results of operations
|
Apr 30, 2021 | Apr 30, 2021 |
| 8-K |
Current report
Results of operations
|
Feb 5, 2021 | Feb 5, 2021 |
| 8-K |
Current report
Officer or director change
|
Jan 29, 2021 | Jan 25, 2021 |
| 8-K |
Current report
Other events
|
Jan 13, 2021 | Jan 13, 2021 |
| 8-K |
Current report
Material agreement, Officer or director change
|
Oct 30, 2020 | Oct 27, 2020 |
| 8-K |
Current report
Results of operations
|
Oct 30, 2020 | Oct 30, 2020 |
| 8-K |
Current report
Shareholder vote results, Other events
|
Aug 26, 2020 | Aug 26, 2020 |
| 8-K |
Current report
Results of operations
|
Jul 31, 2020 | Jul 31, 2020 |
| 8-K |
Current report
Regulation FD disclosure
|
Jun 30, 2020 | Jun 30, 2020 |
| 8-K |
Current report
Officer or director change, Shareholder vote results
|
Jun 25, 2020 | Jun 19, 2020 |
| 8-K |
Current report
Other events
|
May 29, 2020 | May 29, 2020 |
| 8-K |
Current report
Other events
|
May 15, 2020 | May 12, 2020 |
| 8-K |
Current report
Other events
|
May 12, 2020 | May 12, 2020 |
| 8-K |
Current report
Results of operations
|
May 1, 2020 | May 1, 2020 |
| 8-K |
Current report
Officer or director change, Regulation FD disclosure
|
Apr 27, 2020 | Apr 24, 2020 |
| 8-K |
Current report
Material agreement
|
Apr 2, 2020 | Apr 2, 2020 |
| 8-K |
Current report
Other events
|
Apr 1, 2020 | Apr 1, 2020 |
| 8-K |
Current report
Material agreement
|
Mar 10, 2020 | Mar 9, 2020 |
| 8-K |
Current report
Regulation FD disclosure
|
Mar 9, 2020 | Mar 9, 2020 |
| 8-K |
Current report
Material agreement
|
Feb 27, 2020 | Feb 27, 2020 |
| 8-K |
Current report
Officer or director change
|
Feb 24, 2020 | Feb 20, 2020 |
| 8-K |
Current report
Shareholder vote results, Other events
|
Feb 4, 2020 | Feb 4, 2020 |
| 8-K |
Current report
Results of operations
|
Jan 31, 2020 | Jan 31, 2020 |
| 8-K |
Current report
Other events
|
Nov 15, 2019 | Nov 13, 2019 |
| 8-K |
Current report
Other events
|
Oct 29, 2019 | Oct 29, 2019 |
| 8-K |
Current report
Results of operations
|
Oct 25, 2019 | Oct 25, 2019 |
| 8-K |
Current report
Results of operations
|
Jul 26, 2019 | Jul 26, 2019 |
| 8-K |
Current report
Officer or director change
|
Jun 25, 2019 | Jun 21, 2019 |
| 8-K |
Current report
Officer or director change
|
Jun 4, 2019 | May 31, 2019 |
| 8-K |
Current report
Other events
|
May 2, 2019 | Apr 30, 2019 |
| 8-K |
Current report
Results of operations
|
Apr 26, 2019 | Apr 26, 2019 |
| 8-K |
Current report
Other events
|
Mar 6, 2019 | Mar 6, 2019 |
| 8-K |
Current report
Other events
|
Mar 5, 2019 | Mar 5, 2019 |
| 8-K |
Current report
Results of operations
|
Feb 1, 2019 | Feb 1, 2019 |
| 8-K |
Current report
Other events
|
Dec 3, 2018 | Dec 3, 2018 |
| 8-K |
Current report
Results of operations
|
Oct 26, 2018 | Oct 26, 2018 |
| 8-K |
Current report
Results of operations
|
Jul 27, 2018 | Jul 27, 2018 |
| 8-K |
Current report
Officer or director change, Shareholder vote results
|
Jun 27, 2018 | Jun 21, 2018 |
| 8-K |
Current report
Officer or director change
|
May 15, 2018 | May 10, 2018 |
| 8-K |
Current report
Results of operations
|
May 4, 2018 | May 4, 2018 |
| 8-K |
Current report
Officer or director change
|
Apr 25, 2018 | Apr 19, 2018 |
| 8-K |
Current report
Officer or director change
|
Mar 28, 2018 | Mar 23, 2018 |
| 8-K |
Current report
Officer or director change
|
Mar 16, 2018 | Mar 12, 2018 |
| 8-K |
Current report
Officer or director change
|
Feb 23, 2018 | Feb 21, 2018 |
| 8-K |
Current report
Results of operations
|
Feb 2, 2018 | Feb 2, 2018 |
| 8-K |
Current report
Results of operations
|
Oct 27, 2017 | Oct 27, 2017 |
| 8-K |
Current report
Material agreement, New debt
|
Oct 20, 2017 | Oct 19, 2017 |
| 8-K/A |
Amended current report
Shareholder vote results
|
Sep 20, 2017 | Jun 23, 2017 |
| 8-K |
Current report
Results of operations
|
Aug 4, 2017 | Aug 4, 2017 |
| 8-K |
Current report
Shareholder vote results
|
Jun 27, 2017 | Jun 23, 2017 |
| 8-K |
Current report
Results of operations
|
May 9, 2017 | May 9, 2017 |
| 8-K |
Current report
Acquisition or sale of assets
|
May 5, 2017 | May 1, 2017 |
| 8-K |
Current report
Regulation FD disclosure
|
May 1, 2017 | May 1, 2017 |
| 8-K |
Current report
Officer or director change
|
Apr 28, 2017 | Apr 25, 2017 |
| 8-K |
Current report
Material agreement
|
Feb 10, 2017 | Feb 9, 2017 |
| 8-K |
Current report
Results of operations
|
Feb 10, 2017 | Feb 10, 2017 |
| 8-K |
Current report
Officer or director change
|
Jan 25, 2017 | Jan 19, 2017 |
| 8-K |
Current report
Results of operations
|
Oct 28, 2016 | Oct 28, 2016 |
| 8-K |
Current report
Officer or director change
|
Aug 10, 2016 | Aug 10, 2016 |
| 8-K |
Current report
Officer or director change
|
Aug 8, 2016 | Aug 2, 2016 |
| 8-K |
Current report
Results of operations
|
Jul 29, 2016 | Jul 29, 2016 |
| 8-K |
Current report
Shareholder vote results
|
Jun 29, 2016 | Jun 24, 2016 |
| 8-K |
Current report
Results of operations
|
Apr 29, 2016 | Apr 29, 2016 |
| 8-K |
Current report
Other events
|
Feb 29, 2016 | Feb 23, 2016 |
| 8-K |
Current report
Results of operations
|
Feb 5, 2016 | Feb 5, 2016 |
| 8-K |
Current report
Officer or director change
|
Dec 11, 2015 | Dec 7, 2015 |
| 8-K |
Current report
Other events
|
Nov 13, 2015 | Nov 9, 2015 |
| 8-K |
Current report
Results of operations
|
Oct 30, 2015 | Oct 30, 2015 |
| 8-K |
Current report
Results of operations
|
Jul 31, 2015 | Jul 31, 2015 |
| 8-K |
Current report
Officer or director change
|
Jul 14, 2015 | Jul 8, 2015 |
| 8-K |
Current report
Shareholder vote results
|
Jun 19, 2015 | Jun 17, 2015 |
| 8-K |
Current report
Other events
|
May 20, 2015 | May 13, 2015 |
| 8-K |
Current report
Results of operations
|
May 1, 2015 | May 1, 2015 |
| 8-K |
Current report
Officer or director change
|
Feb 26, 2015 | Feb 20, 2015 |
| 8-K |
Current report
Results of operations
|
Feb 6, 2015 | Feb 6, 2015 |
| 8-K |
Current report
Material agreement, Agreement ended, New debt
|
Feb 4, 2015 | Feb 2, 2015 |
| 8-K |
Current report
Officer or director change
|
Jan 23, 2015 | Jan 16, 2015 |
| 8-K |
Current report
Officer or director change
|
Nov 18, 2014 | Nov 12, 2014 |
| 8-K |
Current report
Results of operations
|
Oct 31, 2014 | Oct 31, 2014 |
Showing 157 filings. Main filings leave out insider and ownership forms such as Form 4; choose a type above to see them. Each form opens on SEC.gov. Older filings are on SEC EDGAR.
New to this? Read What Are SEC Filings? 10-K, 10-Q, 8-K and Other Forms Explained.
Company profile
- Industry
- Insurance Agents, Brokers & Service (SIC 6411)
- Listed as
- AON (NYSE)
- Fiscal year ends
- December 31
- Incorporated in
- Ireland
- Headquarters
- Dublin 2, Ireland
- SEC filer status
- Large accelerated filer
- SEC CIK
- 315293
- Former names
- AON CORP (until Apr 2, 2012)
Other Insurance Agents, Brokers & Service companies
Source: SEC EDGAR filings. This is company-reported data, not investment advice.