O'Day Michael Paul 4

What Happened
Michael Paul O'Day, Senior Vice President and General Manager, Optical Communications at Corning (GLW), had 3,496 shares withheld to satisfy tax withholding obligations upon the vesting of restricted stock. The withheld shares were valued at $153.05 each, for a total disposition of approximately $535,063. This was a tax-withholding disposition rather than an open-market sale.

Key Details

• Transaction date: 2026-04-28; Filing date: 2026-04-29 (timely filing).
• Price per share: $153.05; Shares withheld/disposed: 3,496; Total value ≈ $535,063.
• Shares owned after transaction: not specified in the provided filing excerpt.
• Footnote: F1 — shares were withheld to satisfy the reporting person’s tax withholding obligations upon vesting of restricted stock.
• Transaction type: F (tax withholding) — routine withholding of vested RSUs, not a market sell.

Context
Withholding shares to cover taxes is a common, administrative step when restricted stock vests and does not necessarily signal insider buying or selling intent. For retail investors, purchases (buys) usually carry more informational weight than routine withholding or tax-related dispositions.