TILLMAN MICHAUNE D 4

What Happened
Michaune D. Tillman, Senior Vice President and General Counsel of Corning Incorporated (GLW), disposed of 3,260 shares in an open-market sale on 2026-05-11. The shares were sold at a weighted-average price of $207.02, generating proceeds of approximately $674,870. This transaction is a sale (not a purchase) and is commonly a routine disposition.

Key Details

• Transaction date: 2026-05-11; Form 4 filed: 2026-05-12 (filed the next business day).
• Transaction type/code: Open market sale (S).
• Shares sold: 3,260 at a weighted-average price of $207.02. Total proceeds ≈ $674,870.
• Price range: sales occurred at prices between $207.00 and $207.05 (footnote indicates weighted average; holder can provide details on individual sale prices on request).
• Shares owned after the transaction: not disclosed in the information you provided.
• No indication in the filing of a 10b5-1 plan, tax-withholding sale, award exercise, or gift.

Context
Sales by executives can be routine (diversification, tax planning, liquidity) and do not by themselves indicate material changes in company outlook. Because this was a direct open-market sale, it represents a realized disposition of stock rather than an exercise of options or receipt of new awards.