GLW
Corning Incorporated
NYSE: GLW · TECHNOLOGY · ELECTRONIC COMPONENTS
$128.88
-1.77% today
Updated 2026-10-29
Market cap
$113.70B
P/E ratio
60.55
P/S ratio
6.69x
EPS (TTM)
$2.18
Dividend yield
0.81%
52W range
$77 – $271
Volume
8.6M
Corning Incorporated (GLW) Insider transactions
Net insider activity
Net selling (849,389 shares)
Buy transactions
38
Sell transactions
62
All transactions
| Date | Insider | Title | Type | Shares | Price | Value |
|---|---|---|---|---|---|---|
| 2026-09-30 | MARTIN, KEVIN J | Director | Buy | 228 | $153.76 | $35057.28 |
| 2026-09-30 | FERGUSON, ROGER W. JR. | Director | Buy | 268 | $153.76 | $41207.68 |
| 2026-09-30 | CUMMINGS, ROBERT F JR | Director | Buy | 268 | $153.76 | $41207.68 |
| 2026-09-30 | BURNS, STEPHANIE | Director | Buy | 268 | $153.76 | $41207.68 |
| 2026-09-04 | GULLO, MICHELLE L | Senior Vice President & CHRO | Sale | 9,874 | $152.29 | $1.50M |
| 2026-08-28 | STEVERSON, LEWIS A | Vice Chairman, EVP and CLAO | Sale | 13,100 | $151.29 | $1.98M |
| 2026-06-30 | MARTIN, KEVIN J | Director | Buy | 137 | $255.43 | $34993.91 |
| 2026-06-30 | FERGUSON, ROGER W. JR. | Director | Buy | 161 | $255.43 | $41124.23 |
| 2026-06-30 | CUMMINGS, ROBERT F JR | Director | Buy | 161 | $255.43 | $41124.23 |
| 2026-06-30 | BURNS, STEPHANIE | Director | Buy | 161 | $255.43 | $41124.23 |
| 2026-06-22 | GULLO, MICHELLE L | Senior Vice President & CHRO | Sale | 18,378 | $209.83 | $3.86M |
| 2026-06-09 | WEEKS, WENDELL P | Director, Chairman, CEO and President | Sale | 100,000 | — | — |
| 2026-06-09 | WEEKS, WENDELL P | Director, Chairman, CEO and President | Sale | 100,000 | $186.46 | $18.65M |
| 2026-05-22 | AMIN, JAYMIN | SVP and Chief Tech. Officer | Sale | 7,917 | — | — |
| 2026-05-22 | AMIN, JAYMIN | SVP and Chief Tech. Officer | Sale | 27,395 | $192.14 | $5.26M |
| 2026-05-22 | AMIN, JAYMIN | SVP and Chief Tech. Officer | Buy | 7,917 | $27.00 | $213759.00 |
| 2026-05-15 | NELSON, AVERY H III | Executive Vice President & COO | Sale | 20,000 | $195.93 | $3.92M |
| 2026-05-14 | FANG, LI | SVP, Corning Intl & NBD, Solar | Sale | 8,725 | — | — |
| 2026-05-14 | FANG, LI | SVP, Corning Intl & NBD, Solar | Buy | 8,725 | $19.65 | $171446.25 |
| 2026-05-13 | VERKLEEREN, RONALD L | SVP Emerging Innovations Group | Sale | 10,000 | $207.77 | $2.08M |
| 2026-05-13 | BECKER, STEFAN | SVP, Finance & Corp Controller | Sale | 126 | — | — |
| 2026-05-11 | ZHANG, JOHN Z | Exec. Vice President & CCDO | Sale | 10,000 | $198.34 | $1.98M |
| 2026-05-11 | TILLMAN, MICHAUNE D | SVP and General Counsel | Sale | 3,260 | $207.02 | $674869.55 |
| 2026-05-11 | SEETHARAM, SOUMYA | Senior Vice President & CDIO | Sale | 20,000 | $206.23 | $4.12M |
| 2026-05-08 | STEVERSON, LEWIS A | Vice Chairman, EVP and CLAO | Sale | 27,750 | $196.06 | $5.44M |
| 2026-05-08 | GULLO, MICHELLE L | Senior Vice President & CHRO | Sale | 5,315 | $189.03 | $1.00M |
| 2026-05-08 | BECKER, STEFAN | SVP, Finance & Corp Controller | Sale | 21,000 | $188.08 | $3.95M |
| 2026-05-07 | SCHLESINGER, EDWARD A | Exec. Vice President and CFO | Sale | 22,562 | $186.08 | $4.20M |
| 2026-05-06 | ZHANG, JOHN Z | Exec. Vice President & CCDO | Sale | 15,000 | $184.67 | $2.77M |
| 2026-05-04 | TILLMAN, MICHAUNE D | SVP and General Counsel | Sale | 2,946 | $159.96 | $471242.16 |
| 2026-04-29 | BECKER, STEFAN | SVP, Finance & Corp Controller | Sale | 674 | — | — |
| 2026-04-29 | BECKER, STEFAN | SVP, Finance & Corp Controller | Sale | 619 | — | — |
| 2026-04-29 | BECKER, STEFAN | SVP, Finance & Corp Controller | Sale | 1,073 | — | — |
| 2026-04-29 | BECKER, STEFAN | SVP, Finance & Corp Controller | Sale | 429 | — | — |
| 2026-04-29 | BECKER, STEFAN | SVP, Finance & Corp Controller | Sale | 2,795 | $151.90 | $424560.50 |
| 2026-04-29 | BECKER, STEFAN | SVP, Finance & Corp Controller | Buy | 1,073 | — | — |
| 2026-04-29 | BECKER, STEFAN | SVP, Finance & Corp Controller | Buy | 674 | — | — |
| 2026-04-29 | BECKER, STEFAN | SVP, Finance & Corp Controller | Buy | 619 | — | — |
| 2026-04-29 | BECKER, STEFAN | SVP, Finance & Corp Controller | Buy | 429 | — | — |
| 2026-04-28 | O'DAY, MICHAEL PAUL | SVP and GM, Optical Comm. | Sale | 3,496 | $153.05 | $535062.80 |
| 2026-04-15 | ZHANG, JOHN Z | Exec. Vice President & CCDO | Sale | 18,884 | — | — |
| 2026-04-15 | ZHANG, JOHN Z | Exec. Vice President & CCDO | Sale | 42,687 | — | — |
| 2026-04-15 | ZHANG, JOHN Z | Exec. Vice President & CCDO | Buy | 42,687 | — | — |
| 2026-04-15 | ZHANG, JOHN Z | Exec. Vice President & CCDO | Sale | 31,433 | $168.27 | $5.29M |
| 2026-04-15 | ZHANG, JOHN Z | Exec. Vice President & CCDO | Buy | 18,884 | — | — |
| 2026-04-15 | WEEKS, WENDELL P | Director, Chairman, CEO and President | Sale | 104,474 | — | — |
| 2026-04-15 | WEEKS, WENDELL P | Director, Chairman, CEO and President | Sale | 235,610 | — | — |
| 2026-04-15 | WEEKS, WENDELL P | Director, Chairman, CEO and President | Buy | 235,610 | — | — |
| 2026-04-15 | WEEKS, WENDELL P | Director, Chairman, CEO and President | Sale | 165,622 | $168.27 | $27.87M |
| 2026-04-15 | WEEKS, WENDELL P | Director, Chairman, CEO and President | Buy | 104,474 | — | — |
| 2026-04-15 | VERKLEEREN, RONALD L | SVP Emerging Innovations Group | Sale | 14,332 | — | — |
| 2026-04-15 | VERKLEEREN, RONALD L | SVP Emerging Innovations Group | Sale | 32,571 | — | — |
| 2026-04-15 | VERKLEEREN, RONALD L | SVP Emerging Innovations Group | Buy | 32,571 | — | — |
| 2026-04-15 | VERKLEEREN, RONALD L | SVP Emerging Innovations Group | Sale | 22,843 | $168.27 | $3.84M |
| 2026-04-15 | VERKLEEREN, RONALD L | SVP Emerging Innovations Group | Buy | 14,332 | — | — |
| 2026-04-15 | STEVERSON, LEWIS A | Vice Chairman, EVP and CLAO | Sale | 31,109 | — | — |
| 2026-04-15 | STEVERSON, LEWIS A | Vice Chairman, EVP and CLAO | Sale | 71,118 | — | — |
| 2026-04-15 | STEVERSON, LEWIS A | Vice Chairman, EVP and CLAO | Buy | 71,118 | — | — |
| 2026-04-15 | STEVERSON, LEWIS A | Vice Chairman, EVP and CLAO | Sale | 49,786 | $168.27 | $8.38M |
| 2026-04-15 | STEVERSON, LEWIS A | Vice Chairman, EVP and CLAO | Buy | 31,109 | — | — |
| 2026-04-15 | SEETHARAM, SOUMYA | Senior Vice President & CDIO | Sale | 13,734 | — | — |
| 2026-04-15 | SEETHARAM, SOUMYA | Senior Vice President & CDIO | Sale | 31,046 | — | — |
| 2026-04-15 | SEETHARAM, SOUMYA | Senior Vice President & CDIO | Buy | 31,046 | — | — |
| 2026-04-15 | SEETHARAM, SOUMYA | Senior Vice President & CDIO | Sale | 17,622 | $168.27 | $2.97M |
| 2026-04-15 | SEETHARAM, SOUMYA | Senior Vice President & CDIO | Buy | 13,734 | — | — |
| 2026-04-15 | SCHLESINGER, EDWARD A | Exec. Vice President and CFO | Sale | 19,088 | — | — |
| 2026-04-15 | SCHLESINGER, EDWARD A | Exec. Vice President and CFO | Sale | 43,981 | — | — |
| 2026-04-15 | SCHLESINGER, EDWARD A | Exec. Vice President and CFO | Buy | 43,981 | — | — |
| 2026-04-15 | SCHLESINGER, EDWARD A | Exec. Vice President and CFO | Sale | 30,715 | $168.27 | $5.17M |
| 2026-04-15 | SCHLESINGER, EDWARD A | Exec. Vice President and CFO | Buy | 19,088 | — | — |
| 2026-04-15 | O'DAY, MICHAEL PAUL | SVP and GM, Optical Comm. | Sale | 6,244 | — | — |
| 2026-04-15 | O'DAY, MICHAEL PAUL | SVP and GM, Optical Comm. | Sale | 14,092 | — | — |
| 2026-04-15 | O'DAY, MICHAEL PAUL | SVP and GM, Optical Comm. | Buy | 14,092 | — | — |
| 2026-04-15 | O'DAY, MICHAEL PAUL | SVP and GM, Optical Comm. | Sale | 8,410 | $168.27 | $1.42M |
| 2026-04-15 | O'DAY, MICHAEL PAUL | SVP and GM, Optical Comm. | Buy | 6,244 | — | — |
| 2026-04-15 | NELSON, AVERY H III | Executive Vice President & COO | Sale | 17,838 | — | — |
| 2026-04-15 | NELSON, AVERY H III | Executive Vice President & COO | Sale | 41,173 | — | — |
| 2026-04-15 | NELSON, AVERY H III | Executive Vice President & COO | Buy | 41,173 | — | — |
| 2026-04-15 | NELSON, AVERY H III | Executive Vice President & COO | Sale | 28,740 | $168.27 | $4.84M |
| 2026-04-15 | NELSON, AVERY H III | Executive Vice President & COO | Buy | 17,838 | — | — |
| 2026-04-15 | KAMMERUD, JORDANA DARYL | SVP | Sale | 5,670 | — | — |
| 2026-04-15 | KAMMERUD, JORDANA DARYL | SVP | Sale | 12,845 | — | — |
| 2026-04-15 | KAMMERUD, JORDANA DARYL | SVP | Buy | 12,845 | — | — |
| 2026-04-15 | KAMMERUD, JORDANA DARYL | SVP | Sale | 9,018 | $168.27 | $1.52M |
| 2026-04-15 | KAMMERUD, JORDANA DARYL | SVP | Buy | 5,670 | — | — |
| 2026-04-15 | GULLO, MICHELLE L | Senior Vice President & CHRO | Sale | 3,793 | — | — |
| 2026-04-15 | GULLO, MICHELLE L | Senior Vice President & CHRO | Sale | 9,356 | — | — |
| 2026-04-15 | GULLO, MICHELLE L | Senior Vice President & CHRO | Buy | 9,356 | — | — |
| 2026-04-15 | GULLO, MICHELLE L | Senior Vice President & CHRO | Sale | 6,198 | $168.27 | $1.04M |
| 2026-04-15 | GULLO, MICHELLE L | Senior Vice President & CHRO | Buy | 3,793 | — | — |
| 2026-04-15 | BECKER, STEFAN | SVP, Finance & Corp Controller | Sale | 13,734 | — | — |
| 2026-04-15 | BECKER, STEFAN | SVP, Finance & Corp Controller | Sale | 31,046 | — | — |
| 2026-04-15 | BECKER, STEFAN | SVP, Finance & Corp Controller | Buy | 31,046 | — | — |
| 2026-04-15 | BECKER, STEFAN | SVP, Finance & Corp Controller | Sale | 22,861 | $168.27 | $3.85M |
| 2026-04-15 | BECKER, STEFAN | SVP, Finance & Corp Controller | Buy | 13,734 | — | — |
| 2026-04-15 | AMIN, JAYMIN | SVP and Chief Tech. Officer | Sale | 15,355 | — | — |
| 2026-04-15 | AMIN, JAYMIN | SVP and Chief Tech. Officer | Sale | 35,559 | — | — |
| 2026-04-15 | AMIN, JAYMIN | SVP and Chief Tech. Officer | Buy | 35,559 | — | — |
| 2026-04-15 | AMIN, JAYMIN | SVP and Chief Tech. Officer | Sale | 24,796 | $168.27 | $4.17M |
| 2026-04-15 | AMIN, JAYMIN | SVP and Chief Tech. Officer | Buy | 15,355 | — | — |
Frequently asked questions
Are GLW insiders buying or selling?
Over the transactions on record, GLW insiders have been net sellers, with about $133.17M in stock sold across 62 sales, against 10 open-market purchases.
Does insider selling at GLW mean the stock will fall?
Not by itself. Most executive selling is pre-scheduled through 10b5-1 plans filed months in advance, and insiders sell for diversification, taxes, and liquidity far more often than out of any view on the price. Insider buying is the stronger signal, especially when several insiders buy around the same time, because there is usually only one reason to put personal cash into the stock.
Which GLW insiders are selling the most?
Recent selling is concentrated in a few names. WEEKS, WENDELL P accounts for the largest share on record, with about $46.52M sold. Selling by one or two individuals matters less than broad selling across the whole leadership team, which is the pattern worth watching.