AFFILIATED MANAGERS GROUP, INC. (AMG) Stock
AMG has an Alpha Score of 54 out of 100 (weak), computed on Nov 4, 2026 from 3 of 4 sub-scores. 5 members of Congress disclosed 10 trades in AMG since 2014: 7 purchases and 3 sales, most recently Gilbert Cisneros (purchase, Aug 14, 2019). 5 of the hedge funds AlphaScala tracks reported AMG in 13F filings for the quarter ended Jun 30, 2026; the largest reported position is Millennium Management's at $296.14M. Its trailing P/E ratio is 11.5 and its net margin 37.7% (key statistics as of Nov 1, 2026).
What is AMG's Alpha Score?
How it works →Alpha Score of 54 reflects moderate overall profile with moderate momentum, weak value, strong quality. Based on 3 of 4 signals – score is capped at 90 until remaining data ingests.
Computed from 3 of 4 sub-scores; a sub-score is left out when its inputs are missing, and the composite is capped accordingly.
Computed Nov 4, 2026
A rules-based research rating, not a recommendation to buy or sell.
Which members of Congress traded AFFILIATED MANAGERS GROUP, INC. (AMG)?
Most recent: Gilbert Cisneros (purchase, Aug 14, 2019); records start Apr 23, 2014.
| Politician | Trade date | Type | Amount |
|---|---|---|---|
| Gil Cisneros D-CA · House | 2019-08-14 | purchase | $1k – $15k |
| Dean Phillips D-MN · House | 2019-08-13 | purchase | $1k – $15k |
| Lamar Smith R-TX · House | 2018-02-08 | sale | $1k – $15k |
| Jack Reed D-RI · Senate | 2016-12-14 | sale | $1k – $15k |
| Jack Reed D-RI · Senate | 2016-07-25 | purchase | $1k – $15k |
| Lamar Smith R-TX · House | 2015-11-16 | purchase | $1k – $15k |
| Lamar Smith R-TX · House | 2015-09-17 | purchase | $1k – $15k |
| Lamar Smith R-TX · House | 2015-08-05 | purchase | $1k – $15k |
From STOCK Act periodic transaction reports. House filings as of Nov 5, 2026. Senate records here end Oct 21, 2026; later Senate trades are not included.
See all AMG political trades →Which hedge funds own AMG?
From 13F filings| Fund | Shares Held | Position Value | Change vs prior Q |
|---|---|---|---|
| Millennium Management Israel Englander | 875K | $296.14M | +16202% |
| Citadel Ken Griffin | 198K | $67.17M | -20% |
| Renaissance Technologies Jim Simons (founder) | 117K | $39.74M | +7% |
| D.E. Shaw David Shaw | 43K | $14.50M | +9% |
| Marshall Wace | 23K | $7.92M | +875% |
13F holdings as of Jun 30, 2026
Explore all tracked funds →What are AMG's key statistics?
Key statistics as of Nov 1, 2026
How does AMG's valuation compare with the Financials sector?
| Metric | AMG | Financials median | Companies in median |
|---|---|---|---|
| P/E ratio | 11.5 | 12.8 | 229 |
| Net margin | 37.72% | 20.69% | 216 |
| Return on equity | 26.95% | 12.32% | 243 |
| Dividend yield (payers) | 0.03% | 3.33% | 180 |
Medians over the Financials stocks whose key statistics were refreshed in the last 35 days (newest Nov 8, 2026). P/E excludes loss-making companies.
AMG price chart
Powered by TradingViewWhat does AFFILIATED MANAGERS GROUP, INC. do?
Affiliated Managers Group Inc. is a global asset management company that partners with investment management firms, offering clients investment strategies across a wide array of asset classes. This unique business model allows Affiliated Managers Group Inc. to maintain significant equity stakes in its affiliate firms, while providing them with the strategic autonomy to focus on investment performance and client relations. The company serves institutional investors, retail investors, and high net-worth individuals through mutual funds, pension plans, and customized client portfolios. Affiliated Managers Group Inc. plays a vital role in the financial market ecosystem by leveraging its extensive network of boutique investment firms to offer diverse and specialized investment solutions. Headquartered in West Palm Beach, Florida, with a global footprint, it stands out by combining the strengths of large-scale financial resources with the agility and nimbleness of its affiliate partners.