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Of the 11 tracked institutions holding AMG, 5 have a 3-year clone track record — 5 of them beat the S&P. Average holder's clone alpha: +5.4pt. It's a gauge of who owns the name, not just how many.
Among the 11 tracked institutional investors we monitor, AMG (AFFILIATED MANAGERS GROUP) is held with a combined value of $2.62B across 8,146,246 shares. The largest holder is BlackRock, Inc. with a position worth $938.29M (0.01% of their portfolio). 2 funds increased their holdings. 9 funds reduced their position.
Total Institutional Value
$2.62B
Total Shares Held
8,146,246
Institutional Holders
11
Ranked by estimated dollars moved (share change × implied price). 13F data lags up to 45 days.
| # | Fund | Value↓ | Portfolio % | Change |
|---|---|---|---|---|
| 1 | BlackRock, Inc. | $938.29M | 0.01% | -3.3% |
| 2 | VANGUARD GROUP INC | $773.62M | 0.01% | -3.2% |
| 3 | STATE STREET CORP | $298.92M | 0.01% | -4.7% |
| 4 | MILLENNIUM MANAGEMENT LLC | $296.14M | 0.20% | +16202.5% |
| 5 | Fisher Asset Management, LLC | $83.40M | 0.02% | -2.7% |
| 6 | CITADEL ADVISORS LLC | $67.17M | 0.04% | -19.7% |
| 7 | FMR LLC | $60.09M | 0.00% | -1.3% |
| 8 | PRICE T ROWE ASSOCIATES INC /MD/ | $56.37M | 0.01% | -9.3% |
| 9 | RENAISSANCE TECHNOLOGIES LLC | $39.74M | 0.05% | +7.0% |
| 10 | WELLINGTON MANAGEMENT GROUP LLP | $6.85M | 0.00% | -1.7% |
| Member | Type | Date |
|---|---|---|
| John F Reed | Sell | Dec 14, 2016 |
| John F Reed | Buy | Jul 25, 2016 |
| John F Reed | Buy | Jun 30, 2015 |
As of the latest SEC 13F filings, BlackRock, Inc. is the largest institutional holder of AMG with a position worth $938.29M, representing 0.01% of their portfolio. In total, 11 institutional investors hold AMG with a combined value of $2.62B.
Institutional investors hold $2.62B worth of AMG stock across 11 positions. The largest institutional holder is BlackRock, Inc. with $938.29M in holdings.
A 13F filing is a quarterly report required by the SEC from institutional investment managers with over $100 million in assets. It discloses their holdings in U.S. equities. For AMG, these filings reveal which major funds are accumulating or reducing positions, providing insights into institutional sentiment.
Get notified when hedge funds change their AMG positions.
Alpha = the manager's 3-year clone return minus the S&P 500. A skilled roster is a stronger tell than a crowded one — though even skilled managers' edge doesn't reliably survive the 13F disclosure lag. Why →
Last Close
$393.66
2026-10-21
YTD
+36.3%
100% of 52-week range
