Gregory R. Chemnitz, VP General Counsel & Secretary at MATERION Corp (MTRN), sold 3,217 shares at $107.85 ($347K) on 2023-08-29, disclosed to the SEC on 2023-08-30.
Open-market sale of $347k MTRN by VP General Counsel & Secretary. Not flagged as scheduled, tax-driven, or recurring — but no specific bearish signal from our filters. Reasons for insider sales vary widely.
Something here stands out, but not much.
| # | Price | Shares | Value | % of Total |
|---|---|---|---|---|
| 1 | $107.11 | 320 | $34K | 9.9% |
| 2 | $107.85 | 1,417 | $153K | 44.1% |
| 3 | $107.85 | 1,417 | $153K | 44.1% |
| 4 | $108.15 | 63 | $7K | 2.0% |
| Total | $107.78 avg | 3,217 | $347K | 100% |
| Filing → |
| MTRN | SELL | 2025-11-06 | $196K | — | Filing → |
| MTRN | SELL | 2025-08-06 | $631K | — | Filing → |
| MTRN | SELL | 2025-05-06 | $311K | — | Filing → |