Quick Answer
AFFILIATED MANAGERS GROUP, INC. reported Shares Outstanding of 58.50 million shares for fiscal year 2020.
AFFILIATED MANAGERS GROUP, INC. Shares Outstanding — Annual History
| Fiscal Year | Shares Outstanding | YoY Change |
|---|---|---|
| 2020 | 58.50M | +0.0% |
| 2019 | 58.50M | +0.0% |
| 2018 | 58.50M | +0.0% |
| 2017 | 58.50M | +0.0% |
| 2016 | 58.50M | +4.8% |
| 2015 | 55.80M | +0.0% |
| 2014 | 55.80M | +3.5% |
| 2013 | 53.90M | +0.0% |
| 2012 | 53.90M | +0.0% |
| 2011 | 53.90M | +0.0% |
| 2010 | 53.90M | +17.7% |
| 2009 | 45.80M | — |
Quarterly Shares Outstanding
| Quarter Ending | Shares Outstanding | YoY | QoQ |
|---|---|---|---|
| September 30, 2021 | 58.50M | +0.0% | +0.0% |
| June 30, 2021 | 58.50M | +0.0% | +0.0% |
| March 31, 2021 | 58.50M | +0.0% | +0.0% |
| December 31, 2020 | 58.50M | +0.0% | +0.0% |
| September 30, 2020 | 58.50M | +0.0% | +0.0% |
| June 30, 2020 | 58.50M | +0.0% | +0.0% |
| March 31, 2020 | 58.50M | +0.0% | +0.0% |
| December 31, 2019 | 58.50M | +0.0% | +0.0% |
- AFFILIATED MANAGERS GROUP, INC. showed an increase of +0.0% in Shares Outstanding compared to the prior fiscal year.
- Over the 2009–2020 period, AFFILIATED MANAGERS GROUP, INC.’s shares outstanding has grown by 27.7% (from 45.80 million shares to 58.50 million shares).
- The most recent figure is from AFFILIATED MANAGERS GROUP, INC.’s fiscal year 2020 report (Form 10-K), filed with the SEC on February 19, 2021.
- All figures are sourced from SEC EDGAR XBRL filings, last verified June 17, 2026.
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