Gregory R. Chemnitz, VP General Counsel & Secretary at MATERION Corp (MTRN), sold 6,700 shares at $67.00 ($449K) on 2021-02-22, disclosed to the SEC on 2021-02-24.
Seasonal sale ($449k) by VP General Counsel & Secretary — this insider has traded MTRN in February in at least three consecutive prior years. Pattern-driven, low signal.
Nothing distinguishes this filing.
| Filing → |
| MTRN | SELL | 2025-11-06 | $196K | — | Filing → |
| MTRN | SELL | 2025-08-06 | $631K | — | Filing → |
| MTRN | SELL | 2025-05-06 | $311K | — | Filing → |