Martin Kevin J
- Shares
- 20.23K
- % company
- <0.01%
- Price
- $255.43
- Value
- $5,168,371
Filed Jun 30, 2026
Methodology published · Market data, model notes, and corrections process are public · Data policy · Corrections policy
NEW YORK STOCK EXCHANGE, INC. · Technology · Holders
Corning Inc. (GLW) Insider Trading History
Recent Form 4 insider activity for GLW, with filters for buys, sales, option exercises, gifts, and tax withholding.
Section freshness
Price Aug 30, 11:28 PM EDT
Ownership read
GLW insider sentiment: Net selling.
14 sales and 0 purchases appear in the recent Form 4 filings. Use the filters below to separate open-market activity from option exercises, gifts, awards, and tax withholding.
Insider flow
GLW
Purchases0
Sales2.10M
Directional bars ignore awards, gifts, conversions, and tax withholding rows.
Insider stance
Net selling
$369.92M sold / — bought
Latest filing
Jun 30, 2026
Most recent holder or insider filing date
Filings shown
91
91 insider
- Latest filing
- Jun 30, 2026
- Most recent holder or insider filing date
- Insider rows
- 91
- Market data source
Recent insider transactions
Corning Inc. (GLW) Form 4 filings
Action codes are translated so open-market buys and sales are separate from awards, gifts, conversions, and tax withholding.
Ferguson Roger W. Jr.
- Shares
- 16.72K
- % company
- <0.01%
- Price
- $255.43
- Value
- $4,271,300
Filed Jun 30, 2026
BURNS STEPHANIE
- Shares
- 26.77K
- % company
- <0.01%
- Price
- $255.43
- Value
- $6,837,606
Filed Jun 30, 2026
CUMMINGS ROBERT F JR
- Shares
- 130.76K
- % company
- 0.02%
- Price
- $255.43
- Value
- $33,400,538
Filed Jun 30, 2026
Gullo Michelle L
- Shares
- 19.26K
- % company
- <0.01%
- Price
- $209.83
- Value
- $4,040,906
Filed Jun 22, 2026
WEEKS WENDELL P
- Shares
- 49.85K
- % company
- <0.01%
Filed Jun 9, 2026
WEEKS WENDELL P
- Shares
- 908.35K
- % company
- 0.11%
- Price
- $186.46
- Value
- $169,372,136
Filed Jun 9, 2026
WEEKS WENDELL P
- Shares
- 1.01M
- % company
- 0.12%
- Price
- $27.03
- Value
- $27,255,782
Filed Jun 9, 2026
Amin Jaymin
- Shares
- 94.40K
- % company
- 0.01%
- Price
- $192.14
- Value
- $18,137,884
Filed May 22, 2026
Amin Jaymin
- Shares
- 121.80K
- % company
- 0.01%
- Price
- $27.00
- Value
- $3,288,465
Filed May 22, 2026
Nelson Avery H III
- Shares
- 70.06K
- % company
- <0.01%
- Price
- $195.93
- Value
- $13,726,660
Filed May 15, 2026
Fang Li
- Shares
- 8.72K
- % company
- <0.01%
- Price
- $19.65
- Value
- $171,446
Filed May 14, 2026
| # | Insider | % company | Action | Shares | Filing date |
|---|---|---|---|---|---|
| 1 | Martin Kevin J | <0.01% | Award / grantAward, grant, or acquisition under an equity compensation plan. | 20.23K | Jun 30, 2026 |
| 2 | Ferguson Roger W. Jr. | <0.01% | Award / grantAward, grant, or acquisition under an equity compensation plan. | 16.72K | Jun 30, 2026 |
| 3 | BURNS STEPHANIE | <0.01% | Award / grantAward, grant, or acquisition under an equity compensation plan. | 26.77K | Jun 30, 2026 |
| 4 | CUMMINGS ROBERT F JR | 0.02% | Award / grantAward, grant, or acquisition under an equity compensation plan. | 130.76K | Jun 30, 2026 |
| 5 | Gullo Michelle L | <0.01% | Tax withholdingShares withheld to cover tax obligations. Usually administrative, not an open-market sale. | 19.26K | Jun 22, 2026 |
| 6 | WEEKS WENDELL P | <0.01% | Option exerciseDerivative exercise or conversion before any separate sale row. | 49.85K | Jun 9, 2026 |
| 7 | WEEKS WENDELL P | 0.11% | SaleOpen-market or direct sale reported on Form 4. | 908.35K | Jun 9, 2026 |
| 8 | WEEKS WENDELL P | 0.12% | Option exerciseDerivative exercise or conversion before any separate sale row. | 1.01M | Jun 9, 2026 |
| 9 | Amin Jaymin | 0.01% | SaleOpen-market or direct sale reported on Form 4. | 94.40K | May 22, 2026 |
| 10 | Amin Jaymin | 0.01% | Option exerciseDerivative exercise or conversion before any separate sale row. | 121.80K | May 22, 2026 |
| 11 | Nelson Avery H III | <0.01% | SaleOpen-market or direct sale reported on Form 4. | 70.06K | May 15, 2026 |
| 12 | Fang Li | <0.01% | Option exerciseDerivative exercise or conversion before any separate sale row. | 8.72K | May 14, 2026 |
Showing 12 of 91 matching Form 4 rows. Percent of company uses current shares outstanding.
Frequently asked
Common questions.
Who is the most active reported GLW insider?
WEEKS WENDELL P has the largest absolute share movement in the displayed GLW filing rows, totaling 7.32 million shares. The action labels provide the transaction context.