MATERION Corp
MTRN- Exchange
- NYSE
- Industry
- Metal Forgings & Stampings
- SEC CIK
- 0001104657
In the last 90 days, MATERION Corp insiders filed 0 open-market purchases and 5 sales; 406 institutions reported holding it in 13F filings for Q2 2026, worth $6.04B in total; superinvestors Soros Fund Management and ARK Invest hold it.
Superinvestors holding MTRN, Q2 2026
2 superinvestors report holding MATERION Corp on Form 13F, worth $562.7K in total. Weight is MATERION Corp's share of each 13F portfolio; actions compare shares with Q1 2026.
| Superinvestor | % of portfolio | Shares | Value | vs. previous quarter |
|---|---|---|---|---|
| Soros Fund ManagementGeorge Soros | <0.1% | 1,437 | $427.3K | Reduced−93.2% |
| ARK InvestCathie Wood | <0.1% | 455 | $135.3K | Reduced−20.3% |
Moves by quarter
Superinvestors that opened, added to, trimmed or sold out of MTRN each quarter, comparing shares with the quarter before. A superinvestor that didn't file for a quarter isn't listed, and isn't counted as selling.
Q2 2026
2 superinvestors holding at quarter end
- Reduced
- Soros Fund Management (−93.2%), ARK Invest (−20.3%)
Q1 2026
2 superinvestors holding at quarter end
- New
- Soros Fund Management
- Added
- ARK Invest (+1.1%)
Q4 2025
1 superinvestor holding at quarter end
- Reduced
- ARK Invest (−18.6%)
Q3 2025
1 superinvestor holding at quarter end
- Reduced
- ARK Invest (−23.0%)
Q2 2025
1 superinvestor holding at quarter end
- Added
- ARK Invest (+11.6%)
Q1 2025
1 superinvestor holding at quarter end
- Reduced
- ARK Invest (−4.5%)
Q4 2024
1 superinvestor holding at quarter end
- Added
- ARK Invest (+11.2%)
Q3 2024
1 superinvestor holding at quarter end
- New
- ARK Invest