PHILLIPPY ROBERT J 4

What Happened

• Robert J. Phillippy, a director of MATERION Corp (MTRN), exercised/converted derivative instruments for 2,006 shares on May 7, 2026 (transaction code M). The filing also records an immediate disposition of those 2,006 derivative shares at $0 on the same date. Separately, 758 restricted stock units (RSUs) vested and were issued to him on May 8, 2026 (transaction code A).
• The filing lists the exercise/conversion price as N/A for the acquisition line and $0.00 for the disposition line; no cash value is reported in the transaction entries provided.

Key Details

• Transaction dates: 2026-05-07 (exercise/conversion of 2,006 derivative shares; simultaneous disposition of 2,006 derivative shares at $0), and 2026-05-08 (grant/issuance of 758 RSUs).
• Prices reported: acquisition line N/A; disposition listed at $0.00; RSUs issued at $0.00 (standard reporting for awards/vests).
• Shares owned after transaction: Not specified in the provided filing excerpt.
• Footnotes of note:
  • F1: Each RSU = right to receive one share of MTRN common stock.
  • F2: The 758 RSUs were from an award granted May 8, 2025 that vested May 7, 2026.
  • F3: “Expiration Date is the same as the Date Exercisable.”
  • F4: RSUs generally vest on the earlier of the first anniversary of the grant or the next annual meeting.
• Filing date: 2026-05-11 for transactions dated 2026-05-07–05-08. The provided data does not indicate a timeliness flag; timeliness (late or on-time) is not specified here.

Context

• Transaction code M indicates exercise or conversion of derivative awards (e.g., options or similar instruments). The filing shows both an acquisition via exercise/conversion and an immediate disposition of the same 2,006 derivative shares; filings sometimes record conversions, net settlements, or other non‑cash movements this way. The RSU line reflects shares issued upon vesting (not an open‑market purchase or sale).
• These entries are typically routine compensation-related events (exercise/settlement and RSU vesting) rather than an open-market buy or sell that signals a discretionary investment decision.