TILLMAN MICHAUNE D 4

What Happened
Michaune D. Tillman, SVP and General Counsel of Corning Inc. (GLW), had 2,946 shares withheld to satisfy tax withholding obligations related to the vesting of restricted stock. The withholding was recorded on 2026-05-04 at a price of $159.96 per share, for a total value of approximately $471,242. This was a tax-withholding disposal (not an open-market sale).

Key Details

• Transaction date and price: 2026-05-04, 2,946 shares at $159.96/share.
• Total value: ~$471,242.
• Shares owned after transaction: Not disclosed in the supplied filing.
• Footnote: Shares were withheld to satisfy the reporting person’s tax withholding obligations upon the vesting of restricted stock (F1).
• Filing timeliness: Report filed 2026-05-05 (timely, one day after the transaction).

Context
This is a routine cashless tax-withholding event associated with restricted stock vesting. The shares were surrendered to cover taxes rather than sold on the open market, so it does not necessarily indicate a change in insider sentiment about the company.