Zhang John Z 4

What Happened

• John Z. Zhang, Executive Vice President and Chief Commercial & Digital Officer (CCDO) of Corning Incorporated (GLW), sold 10,000 shares in an open-market transaction on May 11, 2026. The weighted-average price was $198.34, for a total proceeds value of approximately $1,983,383. This was a sale (not a purchase or option exercise).

Key Details

• Transaction date: May 11, 2026; Form 4 filed May 12, 2026 (timely).
• Shares sold: 10,000 at a weighted-average price of $198.34; total ≈ $1,983,383.
• Price range: per footnote, individual trades occurred between $198.00 and $198.85; the reporting person can provide a per-trade breakdown on request (Footnote F1).
• Shares owned after transaction: not specified in the provided filing summary.
• No 10b5‑1 plan, option exercise, gift, or tax-withholding notation was indicated in the excerpt.

Context

• Open-market sales by executives are common for liquidity or portfolio reasons and do not by themselves signal company performance. Purchases generally attract more attention from investors; this filing documents a routine sale of existing shares rather than a derivative transaction.