| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| WRIGHTON MARK S | Retired Director | ONE RIVERFRONT PLAZA, CORNING | Melissa J. Gambol, Power of Attorney | 2025-09-08 | 0001021584 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | GLW | Common Stock | Gift | $0 | -4.47K | -6.76% | $0.00 | 61.6K | Sep 4, 2025 | Direct |