| GLW | Zhang John Z | Exec. Vice President & CCDO | May 11 '26 | Sale | 198.34 | 10,000 | 1,983,383 | 5,138 | May 12 12:00 AM |
| GLW | Zhang John Z | Exec. Vice President & CCDO | May 06 '26 | Sale | 184.67 | 15,000 | 2,769,984 | 15,138 | May 06 12:00 AM |
| GLW | Zhang John Z | Exec. Vice President & CCDO | Apr 15 '26 | Option Exercise | 0.00 | 123,142 | 0 | 61,571 | Apr 16 12:00 AM |
| GLW | Zhang John Z | Exec. Vice President & CCDO | Feb 12 '26 | Sale | 133.75 | 1,531 | 204,765 | 0 | Feb 12 12:00 AM |
| GLW | Zhang John Z | Exec. Vice President & CCDO | Feb 09 '26 | Option Exercise | 0.00 | 4,952 | 0 | 2,476 | Feb 11 12:00 AM |
| GLW | Zhang John Z | Exec. Vice President & CCDO | Aug 12 '25 | Sale | 65.53 | 1,212 | 79,425 | 0 | Aug 12 12:00 AM |
| GLW | Zhang John Z | Exec. Vice President & CCDO | Aug 08 '25 | Option Exercise | 0.00 | 4,952 | 0 | 2,476 | Aug 12 12:00 AM |
| GLW | Zhang John Z | Exec. Vice President & CCDO | May 28 '25 | Sale | 49.29 | 9,610 | 473,679 | 0 | May 29 12:00 AM |
| GLW | Zhang John Z | Exec. Vice President & CCDO | May 12 '25 | Sale | 46.91 | 8,000 | 375,294 | 9,610 | May 13 12:00 AM |
| GLW | Zhang John Z | SVP&GM Glass Innov. & Asia | Apr 15 '25 | Option Exercise | 0.00 | 71,956 | 0 | 35,978 | Apr 17 12:00 AM |