Wendell P. Weeks - 09 Jun 2026 Form 4 Insider Report for CORNING INC /NY (GLW)

Reporting relationship: Chairman, CEO and President, Director
Issuer ticker: GLW
Reported as of: 09 Jun 2026
Net transaction value: -$18,646,070
SEC form: 4
Accepted by SEC: 09 Jun 2026, 16:03:02 UTC
Prior SEC filing: 16 Apr 2026
Source filing: View source filing
Reporting owner signature: Melissa J. Gambol, Power of Attorney

Key filing fact

Wendell P. Weeks filed Form 4 for CORNING INC /NY (GLW) on 09 Jun 2026.

Key facts

This page summarizes Wendell P. Weeks's Form 4 filing for CORNING INC /NY (GLW).
3 reported transactions and 1 derivative row are listed below.
Accepted by SEC: 09 Jun 2026, 16:03.

Change

Previous filing in this sequence was filed on 16 Apr 2026.
Current net transaction value: -$18,646,070.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0001206158 Primary reporting owner

WEEKS WENDELL P

Relationship: Chairman, CEO and President, Director
Address: ONE RIVERFRONT PLAZA, CORNING
Signature: Melissa J. Gambol, Power of Attorney
Signature date: 09 Jun 2026

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

GLW transaction

Common Stock

Options Exercise

Transaction value
Shares: +100,000
Change %: +11%
Price: $27.03^*
Shares after: 1,008,353
Date: 09 Jun 2026
Ownership: Direct

GLW transaction

Common Stock

Sale

Transaction value: $18,646,070
Shares: -100,000
Change %: -9.9%
Price: $186.46
Shares after: 908,353
Date: 09 Jun 2026
Ownership: Direct
Footnotes: F1

GLW holding

Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 9,200
Date: 09 Jun 2026
Ownership: Held by Spouse
Footnotes: F2

GLW holding

Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 7,136
Date: 09 Jun 2026
Ownership: Held By Spouse - Emp. Ben. Plan
Footnotes: F2, F3

GLW holding

Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 11,763
Date: 09 Jun 2026
Ownership: Trustee U/employee Benefit Plan
Footnotes: F3

Reported derivative securities

Options, warrants, convertible securities, or similar derivative positions disclosed in the filing.

GLW transaction Derivative

Stock Options (Right to Buy)

Options Exercise

Transaction value
Shares: -100,000
Change %: -67%
Price: $0.000000^*
Shares after: 49,849
Date: 09 Jun 2026
Ownership: Direct
Underlying class: Common Stock
Underlying amount: 100,000
Exercise price: $27.03
Footnotes: F4

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 4 footnotes

Footnote F1

The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $183.83 to $190.005, inclusive. The reporting person undertakes to provide to Corning Incorporated, any security holder of Corning Incorporated, or the staff of the SEC, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth previously in this footnote.

Footnote F2

The reporting person disclaims beneficial ownership of all securities held by spouse.

Footnote F3

Ownership is represented by units held in a unitized stock fund through the issuer's 401(k) retirement plan as of May 29, 2026.

Footnote F4

The options vested 100% at the end of three years from grant date.