| Date | Action | Shares | Price | Value | Owned After |
|---|---|---|---|---|---|
| Aug 7, 2026 | Option exercise(M) | 25K | $68.82 | $1.7M | 154K |
| Aug 7, 2026 | Tax withholding(F) | 13K | $296.00 | $3.9M | 141K |
| Aug 7, 2026 | Sell(S) | 1K | $287.67 | $396K | 140K |
| Aug 7, 2026 | Sell(S) | 287 | $288.29 | $83K | 139K |
| Aug 7, 2026 | Sell(S) | 11K | $290.12 | $3.2M | 128K |
| Aug 7, 2026 | Sell(S) | 4K | $292.46 | $1.1M | 124K |
| Aug 7, 2026 | Sell(S) | 2K | $293.64 | $686K | 122K |
| Aug 7, 2026 | Sell(S) | 5K | $294.45 | $1.4M | 117K |
| Aug 7, 2026 | Sell(S) | 286 | $295.17 | $84K | 117K |
| Aug 7, 2026 | Sell(S) | 267 | $293.24 | $78K | 117K |
| Date | Action | Shares | Price | Value | Owned After |
|---|---|---|---|---|---|
| Aug 7, 2026 | Option exercise(M) | 25K | — | $0 | 0 |
Parsed from a single SEC EDGAR Form 4 filing (accession 0001541300-26-000021) within minutes of acceptance. Every field above traces to the original document. Verify it directly:
Connected pages for MATERION Corp
This filing is the Follow view. The Build view lets your agent pull every Form 4 for the issuer, the net open-market picture over 90 days, and the accession behind each row, through REST or MCP.
curl -H "Authorization: Bearer YOUR_API_KEY" \ "https://arkolith.com/api/v1/filing/0001541300-26-000021"
Use Arkolith to summarize insider buying and selling at MATERION Corp over the last 90 days and cite the filings.