Institutional Holders (2026 Q2)
393 + investorsExplore institutional interest and hedge fund ownership dynamics. Analyze portfolio weights, new positions, and conviction trends in MAT. Verified SEC 13F-HR filings.
| # | Investor | % of Portfolio | Shares | Mkt Value |
|---|---|---|---|---|
| 1 | Southeastern Asset Management Inc/Tn/ | 8.92% | 12,322,555 | $171.0M |
| 2 | EdgePoint Investment Group Inc. | 5.35% | 51,047,454 | $708.5M |
| 3 | Serenity Capital Management PTE. LTD. | 4.19% | 1,000,000 | $13.9M |
| 4 | Seven Six Capital Management, LLC | 2.96% | 233,200 | $3.2M |
| 5 | Magarian Capital Management, LLC | 2.82% | 657,210 | $9.1M |
| 6 | Ariel Investments, LLC | 2.13% | 15,415,955 | $214.0M |
| 7 | Barington Companies Management, LLC | 1.95% | 200,000 | $2.8M |
| 8 | Fieldview Capital Management, LLC | 1.34% | 338,980 | $4.7M |
| 9 | Kennondale Capital Management LLC | 0.95% | 103,235 | $1.4M |
| 10 | Long Focus Capital Management, LLC | 0.90% | 2,540,000 | $35.3M |
| 11 | Foyston, Gordon & Payne Inc | 0.84% | 283,312 | $3.9M |
| 12 | Lotus Technology Management, LP | 0.76% | 44,894 | $623K |
| 13 | III Capital Management | 0.47% | 132,109 | $1.8M |
| 14 | Pine Valley Investments Ltd Liability Co | 0.40% | 725,249 | $10.1M |
| 15 | AlphaCentric Advisors LLC | 0.35% | 30,000 | $416K |
| 16 | 44 Wealth Management LLC | 0.32% | 69,121 | $959K |
| 17 | Hussman Strategic Advisors, INC. | 0.27% | 84,000 | $1.2M |
| 18 | Primecap Management Co/Ca/ | 0.24% | 29,505,735 | $409.5M |
| 19 | Alyeska Investment Group, L.P. | 0.21% | 6,008,450 | $83.4M |
| 20 | Fuller & Thaler Asset Management, INC. | 0.20% | 5,276,858 | $73.2M |
| 21 | Edmond de Rothschild Holding S.A. | 0.19% | 1,040,000 | $14.4M |
| 22 | Frontier Capital Management Co LLC | 0.17% | 1,322,310 | $18.4M |
| 23 | CastleKnight Management LP | 0.15% | 782,376 | $10.9M |
| 24 | FORA Capital, LLC | 0.14% | 151,122 | $2.1M |
| 25 | EntryPoint Capital, LLC | 0.14% | 12,601 | $205K |
| Investor | Ownership History |
% of Portfolio | Prev % | Rank | Conviction | Avg Buy Price | 13F Score™ 3Y / 7Y | Sell Timing | Shares | Mkt Value | Change | Change % | Source | Quarter | Filed |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|