SEC Filing Summary

Patrick M. Prevost, a director at MATERION Corp (MTRN), acquired 81 shares of Common Stock on July 15, 2026, at a price of $253.27 per share. This transaction, coded as 'A', increased his post-transaction holdings to 18,406.779 shares. The shares are held indirectly through the Directors Deferred Compensation Plan. The filing is Form 4, indicating a change in beneficial ownership. The report was signed on July 16, 2026, by an attorney-in-fact.