Form 4: Materion VP Sells Shares Under 10b5-1 Plan

Materion's VP General Counsel & Secretary, Gregory R. Chemnitz, sold 3,000 shares of common stock pursuant to a pre-arranged 10b5-1 plan.

Summary

• Gregory R. Chemnitz, VP General Counsel & Secretary of Materion Corp. (MTRN), reported the sale of common stock.
• The transactions occurred on August 4, 2025, and were executed under a Rule 10b5-1(c) plan.
• A total of 3,000 shares of Materion common stock were sold in two separate transactions.
• The first sale involved 918 shares at a weighted average price of $104.6484 per share, with prices ranging from $104.2300 to $105.1750.
• The second sale involved 2,082 shares at a weighted average price of $105.4008 per share, with prices ranging from $105.2300 to $105.5500.
• Following these transactions, Mr. Chemnitz directly beneficially owns 10,376 shares and indirectly owns 5,330.705 shares through a 401(k) Plan.

Sentiment

Score: 5

Explanation: The sale of shares by a key executive is a routine insider transaction. The disclosure that the transaction was made pursuant to a Rule 10b5-1(c) plan mitigates any negative sentiment, as it indicates the sale was pre-scheduled and not based on new material non-public information, resulting in a neutral sentiment.

Positives

• The transaction was made pursuant to a Rule 10b5-1(c) plan, indicating it was pre-scheduled and not based on new material non-public information.

Negatives

• The sale of shares by a key executive, even if pre-planned, reduces their direct ownership stake in the company.

Future Outlook

This filing does not contain forward-looking statements or guidance regarding the company's future performance.

Industry Context

This filing reports a routine insider transaction by an executive, which is common across all industries for personal financial planning or diversification, especially when executed under a Rule 10b5-1 plan.

Stakeholder Impact

• Shareholders may view the reduction in direct insider ownership as a minor negative, though the 10b5-1 plan mitigates concerns about confidence.

Key Dates

Recommendation

The sale of 3,000 shares by a Vice President, executed under a Rule 10b5-1 plan, is a pre-scheduled transaction and does not signal a change in the company's fundamentals or management's outlook. This event is neutral for investment decisions, warranting a 'hold' recommendation as investors should focus on broader company performance and market conditions.

Keywords

Materion, MTRN, insider trading, stock sale, Form 4, Gregory Chemnitz, common stock, beneficial ownership, 10b5-1 plan