Stock
MTRN
MTRNNo reports yet
01
Smart money
Who holds it, who is trading it: 3 of the investors we track hold MTRN
| Investor | Data | Period | Value / range | Portfolio weight | Change |
|---|---|---|---|---|---|
| Ray Dalio | 13F holdings | 2026-06-30 | $955,514 | 0.0% | Trimmed |
| George Soros | 13F holdings | 2026-06-30 | $427,349 | 0.0% | Trimmed |
| Cathie Wood | 13F holdings | 2026-06-30 | $135,312 | 0.0% | Trimmed |
From each person’s latest published 13F, insider filing or disclosure. 13F data lags by about 45 days. Smart Money →