Who owns Mattel Inc (MAT)?
187 US mutual funds and ETFs from 87 fund families reported a position in MAT for the quarter ending 2026-06-30. Against their own report a quarter earlier, 41 raised shares, 19 opened a new position, 88 cut and 21 sold out.
Largest fund families
| Fund family | Funds | Share of fund-held shares |
|---|---|---|
| Vanguard Index Funds | 4 | 22.6% |
| Vanguard Chester Funds | 1 | 20.4% |
| Ishares Trust | 13 | 14.4% |
| Longleaf Partners Funds Trust | 3 | 10.8% |
| Ariel Investment Trust | 2 | 8.7% |
| Capitol Series Trust | 1 | 4.9% |
Tracked managers holding MAT
| Investor | Book weight |
|---|---|
| Southeastern | 8.9% |
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 MAT. 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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