Insider · CIK 0001688289
Shelly Marie Chadwick
Files at: MTRN, TKR. On EDGAR ↗
Reported trades — common stock
| Trade | Reported (ET) | Company | Shares | Avg price | Total | Owned after | Δ stake | Flags |
|---|---|---|---|---|---|---|---|---|
| Aug 7, 2026 SForm 4 → | Aug 11, 4:50 pm EDT | MATERION CorpMTRN | 1,705 | $293.00 | $499,565 | 15,246 | −10.1% | |
| Aug 7, 2026 FMForm 4 → | Aug 11, 4:50 pm EDT | MATERION CorpMTRN | 8,239 | $185.45 | $1,527,908 | 16,951 | — |
Reported trades — derivatives (options, RSUs, warrants)
| Trade | Reported (ET) | Company | Shares | Avg price | Total | Owned after | Δ stake | Flags |
|---|---|---|---|---|---|---|---|---|
| Sep 4, 2026 AForm 4 → | Sep 9, 4:59 pm EDT | MATERION CorpMTRN | 8 | — | — | 12,506 | — | |
| Aug 7, 2026 MForm 4 → | Aug 11, 4:50 pm EDT | MATERION CorpMTRN | 4,972 | — | — | 4,345 | — |