Affiliated Managers Group, Inc. (MGRB) stock
MGRBNYSEInvestment AdviceFiscal year ends December 31Also trades as AMG, MGR, MGRD, MGRE
Financials through Q2 FY2026, quarter ended Jun 30, 2026Last filing: 10-Q on Aug 7, 2026Score 15/307% below fair value
$15.28+0.05 (+0.33%)
Close on Oct 30, 2026Market cap $411.03MP/E 0.5Yield 0.26%
Affiliated Managers shares outstanding
Diluted shares outstanding: the weighted share count used for earnings per share, adjusted for stock splits.
Affiliated Managers's shares outstanding was 27M at Jun 30, 2026. For fiscal 2025 it was 33M, down 8.6% from the year before. Over ten years it grew -5.4% a year on average. The highest annual figure on record is 59M in fiscal 2017.
Annual shares outstanding
| Period | Period end | Value | Change |
|---|---|---|---|
| FY2025 | Dec 31, 2025 | 33M | -8.6% |
| FY2024 | Dec 31, 2024 | 36M | -14.5% |
| FY2023 | Dec 31, 2023 | 42M | -13.9% |
| FY2022 | Dec 31, 2022 | 49M | +9.4% |
| FY2021 | Dec 31, 2021 | 45M | -4.1% |
| FY2020 | Dec 31, 2020 | 47M | -7.7% |
| FY2019 | Dec 31, 2019 | 51M | -5.9% |
| FY2018 | Dec 31, 2018 | 54M | -8.2% |
| FY2017 | Dec 31, 2017 | 59M | +2.8% |
| FY2016 | Dec 31, 2016 | 57M | -0.3% |
| FY2015 | Dec 31, 2015 | 57M | -2.1% |
| FY2014 | Dec 31, 2014 | 58M | +3.0% |
| FY2013 | Dec 31, 2013 | 57M | +7.0% |
| FY2012 | Dec 31, 2012 | 53M | 0.0% |
| FY2011 | Dec 31, 2011 | 53M | +7.3% |
| FY2010 | Dec 31, 2010 | 49M | +14.1% |
| FY2009 | Dec 31, 2009 | 43M | +13.3% |
| FY2008 | Dec 31, 2008 | 38M | – |
Quarterly shares outstanding
Change is against the same quarter a year earlier.
| Period | Period end | Value | Change |
|---|---|---|---|
| Q2 FY2026 | Jun 30, 2026 | 27M | -14.3% |
| Q1 FY2026 | Mar 31, 2026 | 28M | -15.6% |
| Q4 FY2025 | Dec 31, 2025 | 33M | -14.9% |
| Q3 FY2025 | Sep 30, 2025 | 33M | -6.0% |
| Q2 FY2025 | Jun 30, 2025 | 31M | -11.0% |
| Q1 FY2025 | Mar 31, 2025 | 33M | -18.7% |
| Q4 FY2024 | Dec 31, 2024 | 39M | -3.2% |
| Q3 FY2024 | Sep 30, 2024 | 35M | -19.4% |
| Q2 FY2024 | Jun 30, 2024 | 35M | -16.2% |
| Q1 FY2024 | Mar 31, 2024 | 40M | +0.5% |
| Q4 FY2023 | Dec 31, 2023 | 40M | -23.8% |
| Q3 FY2023 | Sep 30, 2023 | 43M | -0.2% |
| Q2 FY2023 | Jun 30, 2023 | 42M | -5.4% |
| Q1 FY2023 | Mar 31, 2023 | 40M | -14.9% |
| Q4 FY2022 | Dec 31, 2022 | 53M | +17.4% |
| Q3 FY2022 | Sep 30, 2022 | 44M | -1.8% |
| Q2 FY2022 | Jun 30, 2022 | 45M | -0.2% |
| Q1 FY2022 | Mar 31, 2022 | 47M | +3.3% |
| Q4 FY2021 | Dec 31, 2021 | 45M | -0.9% |
| Q3 FY2021 | Sep 30, 2021 | 44M | -4.7% |
| Q2 FY2021 | Jun 30, 2021 | 45M | -5.7% |
| Q1 FY2021 | Mar 31, 2021 | 45M | -5.0% |
| Q4 FY2020 | Dec 31, 2020 | 45M | -7.9% |
| Q3 FY2020 | Sep 30, 2020 | 47M | -7.7% |
| Q2 FY2020 | Jun 30, 2020 | 47M | -7.3% |
| Q1 FY2020 | Mar 31, 2020 | 48M | -7.9% |
| Q4 FY2019 | Dec 31, 2019 | 49M | +6.0% |
| Q3 FY2019 | Sep 30, 2019 | 50M | -9.0% |
| Q2 FY2019 | Jun 30, 2019 | 51M | -5.9% |
| Q1 FY2019 | Mar 31, 2019 | 52M | -8.9% |
| Q4 FY2018 | Dec 31, 2018 | 46M | -20.2% |
| Q3 FY2018 | Sep 30, 2018 | 55M | -5.0% |
| Q2 FY2018 | Jun 30, 2018 | 54M | -7.7% |
| Q1 FY2018 | Mar 31, 2018 | 57M | -3.7% |
| Q4 FY2017 | Dec 31, 2017 | 58M | -0.3% |
| Q3 FY2017 | Sep 30, 2017 | 58M | +3.0% |
| Q2 FY2017 | Jun 30, 2017 | 59M | – |
| Q1 FY2017 | Mar 31, 2017 | 59M | – |
| Q4 FY2016 | Dec 31, 2016 | 58M | – |
| Q3 FY2016 | Sep 30, 2016 | 57M | – |