View the latest insider transactions and institutional holdings for GLW. Analyze how executives and major investors are positioning.
| Insider Name | Relationship | Trade Date | Transaction | Price/Share | Shares Traded | Total Value ($) | Total Holdings | SEC Form 4 |
|---|---|---|---|---|---|---|---|---|
| Musser Eric S | Retired President | Sep 30 '25 | Option Exercise | 0.00 | 1,657 | 0 | 146,058 | Oct 02 04:00 PM |
| Jaymin Amin | Officer | Sep 17 '25 | Proposed Sale | 77.18 | 17,721 | 1,367,672 | Sep 17 03:14 PM | |
| Amin Jaymin | SVP and Chief Tech. Officer | Sep 17 '25 | Sale | 77.18 | 17,721 | 1,367,698 | 88,722 | Sep 18 04:03 PM |
| Eric Musser | Officer | Sep 04 '25 | Proposed Sale | 70.23 | 20,000 | 1,404,580 | Sep 04 01:53 PM | |
| Musser Eric S | President | Sep 04 '25 | Sale | 70.23 | 20,000 | 1,404,624 | 144,670 | Sep 04 04:00 PM |
| Zhang John Z | Exec. Vice President & CCDO | Aug 12 '25 | Sale | 65.53 | 1,212 | 79,425 | 0 | Aug 12 04:10 PM |
| John Zhang | Officer | Aug 12 '25 | Proposed Sale | 65.53 | 1,212 | 79,420 | Aug 12 12:53 PM | |
| Eric Musser | Officer | Aug 11 '25 | Proposed Sale | 65.31 | 18,850 | 1,231,185 | Aug 11 04:13 PM | |
| Musser Eric S | President | Aug 11 '25 | Sale | 65.31 | 18,850 | 1,231,184 | 164,670 | Aug 12 04:03 PM |
| Verkleeren Ronald L | SVP Emerging Innovations Group | Aug 08 '25 | Option Exercise | 0.00 | 2,476 | 0 | 56,764 | Aug 12 04:08 PM |
| Becker Stefan | SVP, Finance & Corp Controller | Aug 08 '25 | Option Exercise | 0.00 | 2,110 | 0 | 18,227 | Aug 12 04:01 PM |
| WEEKS WENDELL P | Chairman and CEO | Aug 08 '25 | Option Exercise | 0.00 | 5,733 | 0 | 815,028 | Aug 12 04:09 PM |
| Zhang John Z | Exec. Vice President & CCDO | Aug 08 '25 | Option Exercise | 0.00 | 2,476 | 0 | 2,476 | Aug 12 04:10 PM |
| Nelson Avery H III | Executive Vice President & COO | Aug 08 '25 | Option Exercise | 0.00 | 2,476 | 0 | 67,314 | Aug 12 04:04 PM |
| O'Day Michael Paul | SVP and GM, Optical Comm. | Aug 08 '25 | Option Exercise | 0.00 | 1,091 | 0 | 36,834 | Aug 12 04:05 PM |
| Schlesinger Edward A | Exec. Vice President and CFO | Aug 08 '25 | Option Exercise | 0.00 | 1,415 | 0 | 79,731 | Aug 12 04:06 PM |
| Musser Eric S | President | Aug 08 '25 | Option Exercise | 0.00 | 3,147 | 0 | 166,277 | Aug 12 04:03 PM |
| Fang Li | SVP, Corning Intl & NBD, Solar | Aug 08 '25 | Option Exercise | 0.00 | 1,944 | 0 | 1,944 | Aug 12 04:02 PM |
| Seetharam Soumya | Senior Vice President & CDIO | Aug 08 '25 | Option Exercise | 0.00 | 2,260 | 0 | 27,260 | Aug 12 04:06 PM |
| Amin Jaymin | SVP and Chief Tech. Officer | Aug 08 '25 | Option Exercise | 0.00 | 2,641 | 0 | 99,861 | Aug 12 04:00 PM |
| STEVERSON LEWIS A | Vice Chairman, EVP and CLAO | Aug 08 '25 | Option Exercise | 0.00 | 1,958 | 0 | 41,717 | Aug 12 04:07 PM |
| Musser Eric S | President | Aug 07 '25 | Sale | 65.88 | 20,000 | 1,317,576 | 163,130 | Aug 08 04:02 PM |
| Wendell P. Weeks | Chairman and CEO | Aug 07 '25 | Proposed Sale | 63.98 | 82,103 | 5,252,950 | Aug 07 04:36 PM | |
| WEEKS WENDELL P | Chairman and CEO | Aug 07 '25 | Sale | 65.19 | 82,103 | 5,351,933 | 809,295 | Aug 08 04:04 PM |
| Eric Musser | Officer | Aug 07 '25 | Proposed Sale | 65.88 | 20,000 | 1,317,550 | Aug 07 11:00 AM | |
| Edward Schlesinger | Officer | Jul 30 '25 | Proposed Sale | 62.28 | 14,082 | 876,987 | Jul 30 02:11 PM | |
| Schlesinger Edward A | Exec. Vice President and CFO | Jul 30 '25 | Sale | 62.28 | 14,082 | 877,013 | 78,316 | Jul 31 04:18 PM |
| Michael O'Day | Officer | Jul 30 '25 | Proposed Sale | 62.37 | 14,879 | 927,943 | Jul 30 01:17 PM | |
| Avery Nelson III | Officer | Jul 30 '25 | Proposed Sale | 62.26 | 36,240 | 2,256,330 | Jul 30 12:05 PM | |
| Lewis Steverson | Officer | Jul 30 '25 | Proposed Sale | 16.24 | 16,646 | 270,331 | Jul 30 12:32 PM | |
| Nelson Avery H III | Executive Vice President & COO | Jul 30 '25 | Sale | 62.26 | 36,240 | 2,256,357 | 64,838 | Jul 31 04:00 PM |
| STEVERSON LEWIS A | Vice Chairman, EVP and CLAO | Jul 30 '25 | Sale | 62.22 | 16,646 | 1,035,774 | 39,759 | Jul 31 04:11 PM |
| O'Day Michael Paul | SVP and GM, Optical Comm. | Jul 30 '25 | Sale | 62.36 | 14,879 | 927,912 | 35,743 | Jul 31 04:07 PM |
| Ronald Verkleeren | Officer | Jun 11 '25 | Proposed Sale | 50.52 | 20,000 | 1,010,380 | Jun 11 11:22 AM | |
| Verkleeren Ronald L | SVP Emerging Innovations Group | Jun 11 '25 | Sale | 50.52 | 20,000 | 1,010,406 | 54,288 | Jun 12 04:18 PM |
| Musser Eric S | President and COO | Jun 06 '25 | Sale | 51.11 | 20,000 | 1,022,284 | 183,130 | Jun 10 04:08 PM |
| Eric Musser | Officer | Jun 06 '25 | Proposed Sale | 51.11 | 20,000 | 1,022,259 | Jun 06 11:59 AM | |
| Edward Schlesinger | Officer | Jun 02 '25 | Proposed Sale | 49.85 | 4,464 | 222,528 | Jun 02 04:16 PM | |
| Schlesinger Edward A | Exec. Vice President and CFO | Jun 02 '25 | Sale | 49.85 | 4,464 | 222,534 | 92,398 | Jun 04 04:01 PM |
| Stefan Becker | Officer | May 29 '25 | Proposed Sale | 49.68 | 17,106 | 849,813 | May 29 11:46 AM | |
| Becker Stefan | SVP, Finance & Corp Controller | May 29 '25 | Sale | 49.68 | 17,106 | 849,838 | 16,117 | May 29 04:08 PM |
| Soumya Seetharam | Officer | May 29 '25 | Proposed Sale | 50.00 | 6,505 | 325,260 | May 29 04:11 PM | |
| Seetharam Soumya | Senior Vice President & CDIO | May 29 '25 | Sale | 50.01 | 6,505 | 325,285 | 25,000 | Jun 02 05:16 PM |
| Seetharam Soumya | Senior Vice President & CDIO | May 28 '25 | Sale | 50.01 | 14,313 | 715,797 | 31,505 | May 29 04:06 PM |
| Zhang John Z | Exec. Vice President & CCDO | May 28 '25 | Sale | 49.29 | 9,610 | 473,679 | 0 | May 29 04:07 PM |
| Soumya Seetharam | Officer | May 28 '25 | Proposed Sale | 50.01 | 14,313 | 715,772 | May 28 04:42 PM | |
| John Zhang | Officer | May 28 '25 | Proposed Sale | 49.29 | 9,610 | 473,674 | May 28 12:33 PM | |
| Zhang John Z | Exec. Vice President & CCDO | May 12 '25 | Sale | 46.91 | 8,000 | 375,294 | 9,610 | May 13 04:02 PM |
| John Zhang | Officer | May 12 '25 | Proposed Sale | 46.91 | 8,000 | 375,288 | May 12 11:10 AM |
| Report Date | Institution | % Held | Shares Held | Value ($) | % Change QoQ |
|---|---|---|---|---|---|
| 2025-06-30 | Bank of America Corporation | 2.43% | 20,804,406 | 1,812,063,730 | 18.46% |
| 2025-06-30 | State Farm Mutual Automobile Insurance Co | 1.62% | 13,919,847 | 1,212,418,652 | 0.00% |
| 2025-06-30 | Ameriprise Financial, Inc. | 1.61% | 13,763,148 | 1,198,770,169 | 8.15% |
| 2025-06-30 | Morgan Stanley | 1.73% | 14,832,403 | 1,291,902,278 | -3.40% |
| 2025-06-30 | Blackrock Inc. | 7.40% | 63,440,808 | 5,525,694,279 | 0.95% |
| 2025-06-30 | State Street Corporation | 4.27% | 36,568,973 | 3,185,157,492 | 1.41% |
| 2025-06-30 | JPMORGAN CHASE & CO | 1.44% | 12,320,927 | 1,073,152,722 | 14.58% |
| 2025-06-30 | Geode Capital Management, LLC | 2.27% | 19,443,525 | 1,693,530,997 | 0.58% |
| 2025-06-30 | Vanguard Group Inc | 11.42% | 97,952,109 | 8,531,628,544 | 1.64% |
| 2025-06-30 | Wellington Management Group, LLP | 1.48% | 12,708,949 | 1,106,949,438 | -31.22% |
