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MAT
Mattel Inc
3 super-investor ownerscombined $390Mlargest position 9.2%
1 ADD1 EXIT
Cohort owners over time
2016Q2 → 2026Q1How many of the cohort members held this stock each quarter.
Now: 1
Peak: 3
Owners (3) · click any column to sort
| #↑ | Manager | % Port. | History | Value | Shares |
|---|---|---|---|---|---|
| 1 | John Rogers | 2.2% | 40q | $197M | 13,567,083 |
| 2 | Mason Hawkins | 9.2% | 35q | $186M | 12,812,157 |
| 3 | Joel Greenblatt | <0.1% | 39q | $7M | 468,222 |
Recent activity (2)
| Manager | Move | % Port. | Δ Shares | Value | Filed |
|---|---|---|---|---|---|
| Mason Hawkins | ADD | 9.2% | +49% | $186M | May 15, 2026 |
| Samantha McLemore | EXIT | 2.1% | -100% | $0 | May 14, 2026 |
Long US equity 13F-HR filings only. CUSIP 577081102. Not investment advice.