Shelly Marie Chadwick, Vice President, Finance & CFO at MATERION Corp (MTRN), sold 6,448 shares at $157.26 ($1.1M) on 2026-03-03, disclosed to the SEC on 2026-03-03.
Seasonal sale ($1.1M) by Vice President, Finance & CFO — this insider has traded MTRN in March in at least three consecutive prior years. Pattern-driven, low signal.
Nothing distinguishes this filing.
| # | Price | Shares | Value | % of Total |
|---|---|---|---|---|
| 1 | $166.59 | 3,909 | $651K | 61.6% |
| 2 | $157.26 | 1,039 | $163K | 15.4% |
| 3 | $162.00 | 1,500 | $243K | 23.0% |
| Total | $164.02 avg | 6,448 | $1.1M | 100% |
| Filing → |
| MTRN | SELL | 2026-02-25 | $1.3M | — | Filing → |
| MTRN | SELL | 2025-03-06 | $216K | — | Filing → |
| MTRN | SELL | 2025-02-04 | $163K | — | Filing → |