Affiliated Managers Group, Inc. SEC filings MGRB
Affiliated Managers Group, Inc. has 1,000 filings in SEC EDGAR's recent list, going back to May 7, 2013. Its latest annual report, Form ARS, was filed on Apr 17, 2026 for the period ended Dec 31, 2025. The latest quarterly report (Form 10-Q) was filed on Aug 7, 2026, covering the quarter ended Jun 30, 2026. The most recent current report (Form 8-K) was filed on Jul 30, 2026 (results of operations, other events). The company's fiscal year ends on December 31.
| Form | Description | Filed | Period |
|---|---|---|---|
| 8-K |
Current report
Results of operations, Other events
|
Jul 30, 2026 | Jul 30, 2026 |
| 8-K |
Current report
Material agreement, New debt
|
Jun 9, 2026 | Jun 9, 2026 |
| 8-K |
Current report
Shareholder vote results
|
May 28, 2026 | May 27, 2026 |
| 8-K |
Current report
Results of operations, Other events
|
May 1, 2026 | May 1, 2026 |
| 8-K |
Current report
Officer or director change, Regulation FD disclosure
|
Feb 26, 2026 | Feb 22, 2026 |
| 8-K |
Current report
Results of operations, Other events
|
Feb 12, 2026 | Feb 12, 2026 |
| 8-K |
Current report
Officer or director change
|
Feb 12, 2026 | Feb 10, 2026 |
| 8-K |
Current report
Material agreement, New debt
|
Dec 11, 2025 | Dec 8, 2025 |
| 8-K |
Current report
Other events
|
Dec 8, 2025 | Dec 8, 2025 |
| 8-K |
Current report
Results of operations, Other events
|
Nov 3, 2025 | Nov 3, 2025 |
| 8-K |
Current report
Officer or director change, Regulation FD disclosure
|
Aug 14, 2025 | Aug 11, 2025 |
| 8-K |
Current report
Results of operations, Other events
|
Jul 31, 2025 | Jul 31, 2025 |
| 8-K |
Current report
Officer or director change, Regulation FD disclosure
|
Jun 6, 2025 | Jun 3, 2025 |
| 8-K |
Current report
Shareholder vote results
|
May 22, 2025 | May 22, 2025 |
| 8-K |
Current report
Results of operations, Other events
|
May 8, 2025 | May 8, 2025 |
| 8-K |
Current report
Other events
|
Mar 7, 2025 | Mar 7, 2025 |
| 8-K |
Current report
Results of operations, Other events
|
Feb 6, 2025 | Feb 6, 2025 |
| 8-K |
Current report
Officer or director change
|
Feb 3, 2025 | Jan 30, 2025 |
| 8-K |
Current report
Material agreement, New debt
|
Nov 15, 2024 | Nov 15, 2024 |
| 8-K |
Current report
Results of operations, Other events
|
Nov 4, 2024 | Nov 4, 2024 |
| 8-K |
Current report
Material agreement, New debt
|
Aug 20, 2024 | Aug 15, 2024 |
| 8-K |
Current report
Officer or director change
|
Aug 2, 2024 | Aug 2, 2024 |
| 8-K |
Current report
Results of operations, Other events
|
Jul 29, 2024 | Jul 29, 2024 |
| 8-K |
Current report
Shareholder vote results
|
May 24, 2024 | May 22, 2024 |
| 8-K |
Current report
Results of operations, Other events
|
May 6, 2024 | May 6, 2024 |
| 8-K |
Current report
Officer or director change, Regulation FD disclosure
|
Mar 25, 2024 | Mar 22, 2024 |
| 8-K |
Current report
Material agreement, New debt
|
Mar 20, 2024 | Mar 14, 2024 |
| 8-K |
Current report
Results of operations, Other events
|
Feb 5, 2024 | Feb 5, 2024 |
| 8-K |
Current report
Results of operations, Other events
|
Nov 6, 2023 | Nov 6, 2023 |
| 8-K |
Current report
Officer or director change
|
Sep 25, 2023 | Sep 25, 2023 |
| 8-K |
Current report
Results of operations, Other events
|
Jul 26, 2023 | Jul 26, 2023 |
| 8-K |
Current report
Shareholder vote results
|
May 30, 2023 | May 25, 2023 |
| 8-K |
Current report
Results of operations, Other events
|
May 1, 2023 | May 1, 2023 |
| 8-K |
Current report
Results of operations, Other events
|
Feb 6, 2023 | Feb 6, 2023 |
| 8-K |
Current report
Officer or director change
|
Dec 30, 2022 | Dec 29, 2022 |
| 8-K |
Current report
Material agreement, New debt
|
Nov 21, 2022 | Nov 18, 2022 |
| 8-K |
Current report
Results of operations, Other events
|
Nov 7, 2022 | Nov 7, 2022 |
| 8-K |
Current report
Other events
|
Oct 18, 2022 | Oct 18, 2022 |
| 8-K |
Current report
Results of operations, Other events
|
Aug 1, 2022 | Aug 1, 2022 |
| 8-K |
Current report
Shareholder vote results
|
May 31, 2022 | May 27, 2022 |
| 8-K |
Current report
Other events
|
May 27, 2022 | May 27, 2022 |
| 8-K |
Current report
Results of operations, Other events
|
May 2, 2022 | May 2, 2022 |
| 8-K |
Current report
Regulation FD disclosure, Other events
|
Mar 16, 2022 | Mar 16, 2022 |
| 8-K |
Current report
Results of operations, Other events
|
Feb 7, 2022 | Feb 7, 2022 |
| 8-K |
Current report
Results of operations, Other events
|
Nov 1, 2021 | Nov 1, 2021 |
| 8-K |
Current report
Material agreement, New debt
|
Oct 26, 2021 | Oct 25, 2021 |
| 8-K |
Current report
Results of operations, Other events
|
Jul 28, 2021 | Jul 28, 2021 |
| 8-K |
Current report
Officer or director change
|
Jul 21, 2021 | Jul 19, 2021 |
| 8-K |
Current report
Material agreement, New debt
|
Jul 13, 2021 | Jul 8, 2021 |
| 8-K |
Current report
Material agreement, Shareholder vote results
|
Jun 11, 2021 | Jun 9, 2021 |
| 8-K |
Current report
Results of operations, Other events
|
May 3, 2021 | May 3, 2021 |
| 8-K |
Current report
Results of operations, Other events
|
Feb 8, 2021 | Feb 8, 2021 |
| 8-K |
Current report
Officer or director change
|
Jan 8, 2021 | Jan 8, 2021 |
| 8-K |
Current report
Material agreement
|
Jan 8, 2021 | Jan 8, 2021 |
| 8-K |
Current report
Results of operations, Other events
|
Oct 26, 2020 | Oct 26, 2020 |
| 8-K |
Current report
Officer or director change
|
Oct 1, 2020 | Sep 28, 2020 |
| 8-K |
Current report
Material agreement, New debt
|
Sep 23, 2020 | Sep 17, 2020 |
| 8-K |
Current report
Officer or director change
|
Aug 3, 2020 | Aug 3, 2020 |
| 8-K |
Current report
Officer or director change
|
Aug 3, 2020 | Aug 1, 2020 |
| 8-K |
Current report
Results of operations, Other events
|
Jul 27, 2020 | Jul 27, 2020 |
| 8-K |
Current report
Officer or director change
|
Jul 24, 2020 | Jul 23, 2020 |
| 8-K |
Current report
Officer or director change, Shareholder vote results
|
Jun 12, 2020 | Jun 9, 2020 |
| 8-K |
Current report
Material agreement, New debt
|
Jun 5, 2020 | Jun 2, 2020 |
| 8-K |
Current report
Officer or director change
|
May 15, 2020 | May 11, 2020 |
| 8-K |
Current report
Officer or director change
|
Apr 28, 2020 | Apr 28, 2020 |
| 8-K |
Current report
Results of operations, Other events
|
Apr 27, 2020 | Apr 27, 2020 |
| 8-K |
Current report
Results of operations, Other events
|
Feb 3, 2020 | Feb 3, 2020 |
| 8-K |
Current report
Results of operations, Other events
|
Oct 28, 2019 | Oct 28, 2019 |
| 8-K |
Current report
Results of operations, Other events
|
Jul 29, 2019 | Jul 29, 2019 |
| 8-K |
Current report
Shareholder vote results
|
May 30, 2019 | May 29, 2019 |
| 8-K |
Current report
Officer or director change
|
May 6, 2019 | May 1, 2019 |
| 8-K |
Current report
Results of operations, Other events
|
May 6, 2019 | May 6, 2019 |
| 8-K |
Current report
Material agreement, New debt, Other events
|
Mar 27, 2019 | Mar 21, 2019 |
| 8-K |
Current report
Officer or director change
|
Mar 20, 2019 | Mar 20, 2019 |
| 8-K |
Current report
Results of operations, Other events
|
Feb 4, 2019 | Feb 4, 2019 |
| 8-K |
Current report
Officer or director change
|
Feb 4, 2019 | Feb 1, 2019 |
| 8-K |
Current report
Material agreement, New debt
|
Jan 22, 2019 | Jan 18, 2019 |
| 8-K |
Current report
Results of operations, Other events
|
Oct 29, 2018 | Oct 29, 2018 |
| 8-K |
Current report
Results of operations, Other events
|
Jul 30, 2018 | Jul 30, 2018 |
| 8-K |
Current report
Shareholder vote results
|
Jun 13, 2018 | Jun 12, 2018 |
| 8-K |
Current report
Regulation FD disclosure
|
May 29, 2018 | May 29, 2018 |
| 8-K |
Current report
Officer or director change, Regulation FD disclosure, Other events
|
May 29, 2018 | May 25, 2018 |
| 8-K |
Current report
Results of operations, Other events
|
Apr 30, 2018 | Apr 30, 2018 |
| 8-K |
Current report
Material agreement, Agreement ended, New debt
|
Mar 8, 2018 | Mar 8, 2018 |
| 8-K |
Current report
Results of operations, Other events
|
Jan 29, 2018 | Jan 29, 2018 |
| 8-K |
Current report
Officer or director change
|
Nov 14, 2017 | Nov 14, 2017 |
| 8-K |
Current report
Results of operations
|
Oct 30, 2017 | Oct 30, 2017 |
| 8-K |
Current report
Results of operations
|
Jul 31, 2017 | Jul 31, 2017 |
| 8-K |
Current report
Other events
|
Jul 12, 2017 | Jul 12, 2017 |
| 8-K |
Current report
Shareholder vote results
|
Jun 14, 2017 | Jun 13, 2017 |
| 8-K |
Current report
Results of operations
|
May 1, 2017 | May 1, 2017 |
| 8-K |
Current report
Results of operations, Other events
|
Jan 30, 2017 | Jan 30, 2017 |
| 8-K |
Current report
Results of operations
|
Oct 31, 2016 | Oct 31, 2016 |
| 8-K |
Current report
Officer or director change
|
Oct 31, 2016 | Oct 30, 2016 |
| 8-K |
Current report
Other events
|
Aug 17, 2016 | Aug 16, 2016 |
| 8-K |
Current report
Results of operations
|
Aug 1, 2016 | Aug 1, 2016 |
| 8-K |
Current report
Shareholder vote results
|
Jun 15, 2016 | Jun 14, 2016 |
| 8-K |
Current report
Other events
|
Jun 8, 2016 | Jun 6, 2016 |
| 8-K |
Current report
Other events
|
Jun 6, 2016 | Jun 3, 2016 |
| 8-K |
Current report
Results of operations
|
May 3, 2016 | May 3, 2016 |
| 8-K |
Current report
Results of operations
|
Feb 2, 2016 | Feb 2, 2016 |
| 8-K |
Current report
Results of operations
|
Nov 9, 2015 | Nov 9, 2015 |
| 8-K |
Current report
Material agreement, Agreement ended, New debt, Other events
|
Sep 22, 2015 | Sep 22, 2015 |
| 8-K |
Current report
Results of operations
|
Jul 28, 2015 | Jul 28, 2015 |
| 8-K |
Current report
Shareholder vote results
|
Jun 16, 2015 | Jun 15, 2015 |
| 8-K |
Current report
Results of operations
|
Apr 28, 2015 | Apr 28, 2015 |
| 8-K |
Current report
Officer or director change
|
Apr 22, 2015 | Apr 19, 2015 |
| 8-K |
Current report
Other events
|
Feb 13, 2015 | Feb 13, 2015 |
| 8-K |
Current report
Results of operations
|
Jan 27, 2015 | Jan 27, 2015 |
| 8-K |
Current report
Results of operations
|
Nov 3, 2014 | Nov 3, 2014 |
| 8-K |
Current report
Officer or director change
|
Nov 3, 2014 | Oct 30, 2014 |
| 8-K |
Current report
Results of operations
|
Jul 29, 2014 | Jul 29, 2014 |
| 8-K |
Current report
Shareholder vote results
|
Jun 19, 2014 | Jun 16, 2014 |
| 8-K |
Current report
Officer or director change
|
Jun 3, 2014 | May 29, 2014 |
| 8-K |
Current report
Results of operations
|
Apr 29, 2014 | Apr 29, 2014 |
| 8-K |
Current report
Officer or director change
|
Apr 25, 2014 | Apr 22, 2014 |
| 8-K |
Current report
Material agreement, New debt
|
Apr 18, 2014 | Apr 15, 2014 |
| 8-K |
Current report
Other events
|
Mar 28, 2014 | Mar 28, 2014 |
| 8-K |
Current report
Other events
|
Feb 13, 2014 | Feb 13, 2014 |
| 8-K |
Current report
Other events
|
Feb 11, 2014 | Feb 11, 2014 |
| 8-K |
Current report
Results of operations
|
Feb 4, 2014 | Feb 4, 2014 |
| 8-K |
Current report
Results of operations
|
Nov 5, 2013 | Nov 5, 2013 |
| 8-K |
Current report
Other events
|
Aug 6, 2013 | Aug 6, 2013 |
| 8-K |
Current report
Results of operations, Other events
|
Jul 30, 2013 | Jul 30, 2013 |
| 8-K |
Current report
Other events
|
Jul 16, 2013 | Jul 16, 2013 |
| 8-K |
Current report
Shareholder vote results
|
Jun 14, 2013 | Jun 11, 2013 |
Showing 126 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.
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Company profile
- Industry
- Investment Advice (SIC 6282)
- Listed as
- AMG (NYSE), MGR (NYSE), MGRB (NYSE), MGRD (NYSE), MGRE (NYSE)
- Fiscal year ends
- December 31
- Incorporated in
- DE
- Headquarters
- Jupiter, FL
- SEC filer status
- Large accelerated filer
- SEC CIK
- 1004434
- Former names
- AFFILIATED MANAGERS GROUP INC (until Sep 20, 2013)
Other Investment Advice companies
Source: SEC EDGAR filings. This is company-reported data, not investment advice.