NYSE:AMG | Market Cap | AFFILIATED MANAGERS GROUP, INC.

Historical market capitalization from contemporaneous retained split-adjusted close and filed split-adjusted shares outstanding.

Available history
2009-12-31 to 2026-09-03
Data captured

Historical Market Cap

DateMarket Cap
2026-09-03$9.46B
2026-08-05$9.71B
2026-05-05$8.02B
2026-02-12$8.78B
2025-11-04$7.07B
2025-08-05$6.04B
2025-05-06$4.91B
2025-02-12$4.89B
2024-11-05$5.37B
2024-07-31$5.53B
2024-05-03$5.11B
2024-02-14$5.08B
2023-11-02$4.22B
2023-08-03$4.78B
2023-05-04$4.97B
2023-02-15$5.9B
2022-11-03$4.56B
2022-08-02$4.91B
2022-05-04$5.26B
2022-02-16$5.87B
2021-11-03$7.74B
2021-09-30$8.84B
2021-08-03$6.69B
2021-06-30$9.02B
2021-05-05$7.02B
2021-03-31$8.72B
2021-02-18$5.91B
2020-12-31$5.95B
2020-10-28$3.36B
2020-09-30$4B
2020-07-29$3.25B
2020-06-30$4.36B
2020-04-30$3.3B
2020-03-31$3.46B
2020-02-25$3.94B
2019-12-31$4.96B
2019-10-30$3.98B
2019-09-30$4.88B
2019-07-30$4.39B
2019-06-30$5.39B
2019-05-07$4.82B
2019-03-31$6.27B
2019-02-19$5.67B
2018-12-31$5.7B
2018-10-30$6.07B
2018-09-30$8B
2018-08-01$8.31B
2018-06-30$8.7B
2018-05-02$8.75B
2018-03-31$11.09B
2018-02-21$10.3B
2017-12-31$12.01B
2017-11-01$10.34B
2017-09-30$11.11B
2017-08-01$10.41B
2017-06-30$9.7B
2017-05-02$8.76B
2017-02-21$9.69B
2016-12-31$8.5B
2016-11-01$7.36B
2016-08-01$7.78B
2016-05-03$8.95B
2016-03-31$9.06B
2016-02-22$7.29B
2015-12-31$8.91B
2015-11-02$10B
2015-09-30$9.54B
2015-07-30$11.36B
2015-06-30$12.2B
2015-05-01$12.39B
2015-03-31$11.98B
2015-02-18$11.89B
2014-12-31$11.84B
2014-11-03$10.73B
2014-09-30$11.18B
2014-07-28$11.47B
2014-06-30$11.46B
2014-04-29$10.79B
2014-03-31$11.16B
2014-02-18$10.11B
2013-12-31$11.69B
2013-11-05$10.24B
2013-08-02$9.82B
2013-05-01$7.95B
2013-02-15$7.7B
2012-12-31$7.02B
2012-11-02$6.62B
2012-08-02$5.67B
2012-05-02$5.72B
2012-02-16$5.54B
2011-12-31$5.17B
2011-11-01$4.55B
2011-08-03$5.2B
2011-05-05$5.43B
2011-02-24$5.43B
2010-12-31$5.35B
2010-11-05$4.69B
2010-08-03$3.7B
2009-12-31$3.08B