| GLW | STEVERSON LEWIS A | Vice Chairman, EVP and CLAO | May 08 '26 | Sale | 196.06 | 27,750 | 5,440,593 | 28,152 | May 08 |
| GLW | STEVERSON LEWIS A | Vice Chairman, EVP and CLAO | Apr 15 '26 | Option Exercise | 0.00 | 102,227 | 0 | 105,688 | Apr 16 |
| GLW | STEVERSON LEWIS A | Vice Chairman, EVP and CLAO | Feb 10 '26 | Sale | 130.22 | 15,366 | 2,000,956 | 3,461 | Feb 11 |
| GLW | STEVERSON LEWIS A | Vice Chairman, EVP and CLAO | Feb 09 '26 | Option Exercise | 0.00 | 1,958 | 0 | 19,533 | Feb 11 |
| GLW | STEVERSON LEWIS A | Vice Chairman, EVP and CLAO | Feb 04 '26 | Option Exercise | 0.00 | 2,808 | 0 | 20,383 | Feb 06 |
| GLW | STEVERSON LEWIS A | Vice Chairman, EVP and CLAO | Jan 02 '26 | Option Exercise | 0.00 | 1,097 | 0 | 18,672 | Jan 06 |
| GLW | STEVERSON LEWIS A | Vice Chairman, EVP and CLAO | Oct 31 '25 | Sale | 89.05 | 23,142 | 2,060,765 | 17,575 | Nov 03 |
| GLW | STEVERSON LEWIS A | Vice Chairman, EVP and CLAO | Aug 08 '25 | Option Exercise | 0.00 | 1,958 | 0 | 41,717 | Aug 12 |
| GLW | STEVERSON LEWIS A | Vice Chairman, EVP and CLAO | Jul 30 '25 | Sale | 62.22 | 16,646 | 1,035,774 | 39,759 | Jul 31 |
| GLW | STEVERSON LEWIS A | EVP and CLAO | Apr 15 '25 | Option Exercise | 0.00 | 75,067 | 0 | 92,964 | Apr 17 |