Gregory R. Chemnitz, VP General Counsel & Secretary at MATERION Corp (MTRN), sold 10,000 shares at $52.02 ($520K) on 2018-05-04, disclosed to the SEC on 2018-05-08.
Open-market sale of $520k 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 | $52.02 | 5,000 | $260K | 50.0% |
| 2 | $52.02 | 5,000 | $260K | 50.0% |
| Total | $52.02 avg | 10,000 | $520K | 100% |
| Filing → |
| MTRN | SELL | 2025-11-06 | $196K | — | Filing → |
| MTRN | SELL | 2025-08-06 | $631K | — | Filing → |
| MTRN | SELL | 2025-05-06 | $311K | — | Filing → |