KHILNANI VINOD M 4

What Happened
Vinod M. Khilnani, a director of MATERION Corp (MTRN), sold a total of 4,000 shares in open‑market transactions on February 17, 2026. The sales were reported as two transactions: 2,446 shares at a weighted average price of $148.67 (proceeds $363,637) and 1,554 shares at a weighted average price of $149.18 (proceeds $231,820), for aggregate proceeds of approximately $595,457. These were outright sales (code S).

Key Details

• Transaction date: February 17, 2026; Form 4 filed: February 19, 2026 (within the typical 2‑business‑day reporting window).
• Shares sold: 2,446 @ $148.67 (weighted avg) and 1,554 @ $149.18 (weighted avg); total 4,000 shares; total proceeds ~$595,457.
• Footnotes: the reported prices are weighted averages. The first block was executed at prices ranging $148.340–$148.970; the second block at $149.010–$149.415. The reporting person will provide a price-by-price breakdown on request.
• Shares owned after the transactions: not specified in the provided excerpt of the filing.
• Transaction type: S = Sale (open market/private sale).

Context
Sales by insiders can be routine (liquidity, diversification, tax planning) and do not by themselves indicate a change in the insider’s view of the company. Purchases are generally more informative about insider confidence. This filing reports executed sales across multiple trades (hence weighted averages and price ranges), not option exercises or gifts.