GLWCorning Inc.
Corning traces its origins to a glass business established in 1851. 10-K, Item 1
- Headquarters
- Corning, NY
- CEO
- Wendell P. Weeks
- Next results
- around Jan 27, 2027
What GLW's directors and officers said they would sell, before they sold: trading plans the company reports each quarter, and the Form 144 notices sellers file on the day of a planned sale. Facts only; most of these sales are routine, such as selling shares from vesting stock awards.
Trading plans adopted or ended
No trading plans reported in 15 10-Qs and 10-Ks since Apr 28, 2023.
From the XBRL of the company's 10-Qs and 10-Ks (Regulation S-K Item 408, reported since 2023): 15 filings checked since Apr 28, 2023.
Form 144 notices of planned sales
| Filed | Seller | Shares | Value | Shares came from | 10b5-1 plan | Form 4 sales after |
|---|---|---|---|---|---|---|
| Sep 4, 2026 | Michelle Gullo Officer |
9,874 | $1,503,657 | restricted stock release | none given | 9,874 shares from Sep 4, 2026 |
| Aug 28, 2026 | Lewis Steverson Officer |
13,100 | $1,981,864 | restricted stock release | none given | 13,100 shares from Aug 28, 2026 |
| Jun 9, 2026 | Wendell Weeks Officer |
100,000 | $18,640,685 | stock option release | none given | 100,000 shares from Jun 9, 2026 |
| May 22, 2026 | Jaymin Amin Officer |
27,395 | $5,263,504 | performance stock release; restricted stock release; stock option release | none given | 27,395 shares from May 22, 2026 |
| May 15, 2026 | Avery H Nelson III Officer |
20,000 | $3,918,600 | performance stock release; restricted stock release | none given | 20,000 shares from May 15, 2026 |
| May 13, 2026 | Ronald Verkleeren Officer |
10,000 | $2,077,708 | performance stock release; restricted stock release | none given | 10,000 shares from May 13, 2026 |
| May 11, 2026 | Michaune Tillman Officer |
3,260 | $674,870 | restricted stock release | none given | 3,260 shares from May 11, 2026 |
| May 11, 2026 | John Zhang Officer |
10,000 | $1,983,383 | performance stock release | none given | 10,000 shares from May 11, 2026 |
| May 11, 2026 | SOUMYA SEETHARAM Officer |
20,000 | $4,124,646 | performance stock release; restricted stock release | none given | 20,000 shares from May 11, 2026 |
| May 8, 2026 | Michelle Gullo Officer |
5,315 | $1,004,689 | performance stock release; restricted stock release | none given | 5,315 shares from May 8, 2026 |
| May 8, 2026 | Lewis Steverson Officer |
27,750 | $5,440,594 | performance stock release | none given | 27,750 shares from May 8, 2026 |
| May 8, 2026 | Stefan Becker Officer |
21,000 | $3,949,680 | performance stock release; restricted stock release | none given | 21,000 shares from May 8, 2026 |
| May 7, 2026 | Edward Schlesinger Officer |
22,562 | $4,198,248 | performance stock release | none given | 22,562 shares from May 7, 2026 |
| May 6, 2026 | John Zhang Officer |
15,000 | $2,770,897 | performance stock release; restricted stock release | none given | 25,000 shares from May 6, 2026 |
| Feb 26, 2026 | Wendell Weeks Officer |
137,514 | $21,358,962 | stock option exercise | none given | none found |
| Feb 13, 2026 | Michelle Gullo Officer |
587 | $76,957 | restricted stock release | none given | none found |
| Feb 13, 2026 | Michelle Gullo Officer |
587 | $76,957 | restricted stock release | none given | none found |
| Feb 12, 2026 | Trevor Gullo Member of immediate family of any of the foregoing |
44 | $5,971 | restricted stock release | none given | none found |
| Feb 12, 2026 | John Zhang Officer |
1,531 | $204,739 | restricted stock release | none given | none found |
| Feb 11, 2026 | Avery Nelson Officer |
1,583 | $203,775 | restricted stock release | none given | none found |
| Feb 10, 2026 | Avery Nelson Officer |
6,262 | $812,697 | perf. stock release; restricted stock release | none given | none found |
| Feb 10, 2026 | Lewis Steverson Officer |
15,366 | $2,000,931 | restricted stock release | none given | none found |
| Feb 9, 2026 | Eric Musser Officer |
15,000 | $1,953,686 | performance stock release | none given | none found |
| Feb 9, 2026 | Jordana Kammerud Officer |
30,000 | $3,829,995 | restricted stock release | none given | none found |
| Feb 4, 2026 | Fang Li Officer |
9,797 | $1,112,051 | stock option release | none given | none found |
| Feb 2, 2026 | Michael O'Day Officer |
5,051 | $557,974 | restricted stock release | none given | none found |
| Feb 2, 2026 | Eric Musser Officer |
25,000 | $2,750,055 | performance stock release; restricted stock release | none given | none found |
| Jan 29, 2026 | Trevor Gullo Member of immediate family of any of the foregoing |
44 | $4,500 | restricted stock release | none given | none found |
| Jan 29, 2026 | Edward Schlesinger Officer |
21,104 | $2,206,302 | performance stock release; stock option exercise | none given | none found |
| Dec 10, 2025 | Ronald Verkleeren Officer |
21,000 | $1,988,580 | Performance Share Vesting; Restricted Stock Release; Restricted Stock Vesting | none given | none found |
| Dec 10, 2025 | Soumya Seetharam Officer |
16,547 | $1,502,202 | Restricted Stock Release | none given | none found |
| Oct 31, 2025 | Lewis Steverson Officer |
23,142 | $2,060,739 | performance stock release | none given | none found |
| Oct 31, 2025 | EDWARD SCHLESINGER Officer |
20,893 | $1,906,486 | performance stock release; stock option exercise | none given | none found |
| Oct 29, 2025 | Stefan Becker Officer |
12,100 | $1,104,531 | performance stock release; restricted stock release | none given | none found |
| Oct 29, 2025 | Eric Musser Officer |
100,000 | $9,017,237 | performance stock release; restricted stock release | none given | none found |
From the Form 144 XML filed with the SEC, since Oct 29, 2025. The value is the seller's estimate on the notice. "Form 4 sales after" matches the seller's Form 4 sales in the 30 days after the notice, by name; Form 4s go back 180 days.
Work on GLW in a spreadsheet:
Excel workbook (a sheet per section, ten years by column, charts, links to the filings) ·
CSV.
For a Google Sheet that stays up to date, paste =IMPORTDATA("https://tickdelta.com/company/GLW/export.csv") into a cell.