John D. Grampa, Senior VP Finance and CFO at MATERION Corp (MTRN), sold 15,000 shares at $28.70 ($429K) on 2013-05-09, disclosed to the SEC on 2013-05-13.
Open-market sale of $429k MTRN by Senior VP Finance and CFO. 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 | $28.55 | 3,000 | $86K | 19.9% |
| 2 | $28.56 | 2,000 | $57K | 13.3% |
| 3 | $28.65 | 5,000 | $143K | 33.4% |
| 4 | $28.67 | 2,000 | $57K | 13.4% |
| 5 | $28.70 | 3,000 | $86K | 20.0% |
| Total | $28.63 avg | 15,000 |
| $429K |
| 100% |
| Filing → |
| PKOH | BUY | 2015-12-17 | $71K | — | Filing → |
| MTRN | SELL | 2014-11-10 | $144K | — | Filing → |
| MTRN | SELL | 2014-05-13 | $98K | — | Filing → |