Who owns Affiliated Managers Group (AMG)?
213 US mutual funds and ETFs from 98 fund families reported a position in AMG for the quarter ending 2026-06-30. Against their own report a quarter earlier, 51 raised shares, 11 opened a new position, 102 cut and 8 sold out.
Largest fund families
| Fund family | Funds | Share of fund-held shares |
|---|---|---|
| Vanguard Index Funds | 4 | 24.9% |
| Ishares Trust | 11 | 16.6% |
| Capitol Series Trust | 2 | 10.0% |
| Eaton Vance Growth Trust | 1 | 9.6% |
| John Hancock Funds Iii | 1 | 8.4% |
| Ariel Investment Trust | 2 | 3.6% |
Tracked managers holding AMG
| Investor | Book weight |
|---|---|
| Ariel | 3.4% |
Source: SEC Form N-PORT, which funds file about 60 days after quarter end, and the latest 13F filings. Share counts, not trades: a change can reflect fund inflows or outflows rather than a decision about AMG. A record of holdings, not a forecast and not investment advice. See all owner pages or the forecast board for the names our model ranks.
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