Lumbard & Kellner, LLC
- SEC CIK
- 0001602476
- Latest filing
- Aug 6, 2026
MTRN holding history
MATERION Corp in every 13F filed by Lumbard & Kellner, LLC, including the quarters it was sold out or no filing was made. Changes compare share counts with the previous calendar quarter.
MTRN overviewAll 13F holders of MTRNFull Q2 2026 holdings
- Shares (Q2 2026)
- 51,579
- Value
- $15.3M
- % of portfolio
- 4.6%
- Quarters held
- 5
- Since Q2 2025
| Quarter | Shares | Value | % of portfolio | Share change | Action | All holders |
|---|---|---|---|---|---|---|
| Q2 2026 | 51,579 | $15.3M | 4.6% | −20.0% | Reduced | Holders |
| Q1 2026 | 51,581 | $7.46M | 2.6% | +46+0.1% | Added | Holders |
| Q4 2025 | 51,535 | $6.41M | 2.2% | −755−1.4% | Reduced | Holders |
| Q3 2025 | 52,290 | $6.32M | 2.3% | 00.0% | Unchanged | Holders |
| Q2 2025 | 52,290 | $4.15M | 1.8% | +52,290 | New | Holders |