Key facts
- This page summarizes Eric S. Musser's Form 4 filing for CORNING INC /NY (GLW).
- 10 reported transactions and 6 derivative rows are listed below.
- Accepted by SEC: 06 Feb 2026, 16:28.
Eric S. Musser - 04 Feb 2026 Form 4 Insider Report for CORNING INC /NY (GLW)
- Reporting relationship
- Retired President
- Issuer ticker
- GLW
- Reported as of
- 04 Feb 2026
- Net transaction value
- -$360,222
- SEC form
- 4
- Accepted by SEC
- 06 Feb 2026, 16:28:16 UTC
- Prior SEC filing
- 02 Feb 2026
- Next SEC filing
- 09 Feb 2026
- Source filing
- View source filing
- Reporting owner signature
- Melissa J. Gambol, Power of Attorney
Source evidence
Original filing metadata and source links for verification.
5 source fields
Reporting owner
1 detail
Key filing fact
Eric S. Musser filed Form 4 for CORNING INC /NY (GLW) on 06 Feb 2026.
Change
- Previous filing in this sequence was filed on 02 Feb 2026.
- Current net transaction value: -$360,222.
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
View source filing
Ownership activity is grounded in SEC Form 4 disclosures.
Reporting Owners (1)
CIK 0001323968
Primary reporting owner
Musser Eric S
- Relationship
- Retired President
- Address
- ONE RIVERFRONT PLAZA, CORNING
- Signature
- Melissa J. Gambol, Power of Attorney
- Signature date
- 06 Feb 2026
Reported non-derivative transactions
Shares, units, or other non-derivative securities reported in this filing.
GLW
transaction
Common Stock
Options Exercise
- Transaction value
- $0
- Shares
- +610
- Change %
- +3.1%
- Price
- $0.000000
- Shares after
- 20,536
- Date
- 04 Feb 2026
- Ownership
- Direct
- Footnotes
- F1
GLW
transaction
Common Stock
Options Exercise
- Transaction value
- $0
- Shares
- +1,072
- Change %
- +5.2%
- Price
- $0.000000
- Shares after
- 21,608
- Date
- 04 Feb 2026
- Ownership
- Direct
- Footnotes
- F1
GLW
transaction
Common Stock
Options Exercise
- Transaction value
- $0
- Shares
- +1,602
- Change %
- +7.4%
- Price
- $0.000000
- Shares after
- 23,210
- Date
- 04 Feb 2026
- Ownership
- Direct
- Footnotes
- F1
GLW
transaction
Common Stock
Tax liability
- Transaction value
- $360,222
- Shares
- -3,284
- Change %
- -14%
- Price
- $109.69
- Shares after
- 19,926
- Date
- 04 Feb 2026
- Ownership
- Direct
Reported derivative securities
Options, warrants, convertible securities, or similar derivative positions disclosed in the filing.
GLW
transaction
Derivative
Performance Share Unit
Options Exercise
- Transaction value
- $0
- Shares
- -610
- Change %
- -3.6%
- Price
- $0.000000
- Shares after
- 16,510
- Date
- 04 Feb 2026
- Ownership
- Direct
- Underlying class
- Common Stock
- Underlying amount
- 610
- Exercise price
- Footnotes
- F1, F2
GLW
transaction
Derivative
Performance Share Unit
Options Exercise
- Transaction value
- $0
- Shares
- -1,072
- Change %
- -1.6%
- Price
- $0.000000
- Shares after
- 67,019
- Date
- 04 Feb 2026
- Ownership
- Direct
- Underlying class
- Common Stock
- Underlying amount
- 1,072
- Exercise price
- Footnotes
- F1, F3
GLW
transaction
Derivative
Performance Share Unit
Options Exercise
- Transaction value
- $0
- Shares
- -1,602
- Change %
- -1.8%
- Price
- $0.000000
- Shares after
- 88,899
- Date
- 04 Feb 2026
- Ownership
- Direct
- Underlying class
- Common Stock
- Underlying amount
- 1,602
- Exercise price
- Footnotes
- F1, F4
GLW
transaction
Derivative
Performance Share Unit
Award
- Transaction value
- $0
- Shares
- +17,120
- Change %
- Price
- $0.000000
- Shares after
- 17,120
- Date
- 04 Feb 2026
- Ownership
- Direct
- Underlying class
- Common Stock
- Underlying amount
- 17,120
- Exercise price
- Footnotes
- F1, F5
GLW
transaction
Derivative
Performance Share Unit
Award
- Transaction value
- $0
- Shares
- +30,227
- Change %
- +80%
- Price
- $0.000000
- Shares after
- 68,091
- Date
- 04 Feb 2026
- Ownership
- Direct
- Underlying class
- Common Stock
- Underlying amount
- 30,227
- Exercise price
- Footnotes
- F1, F6
GLW
transaction
Derivative
Performance Share Unit
Award
- Transaction value
- $0
- Shares
- +45,196
- Change %
- +100%
- Price
- $0.000000
- Shares after
- 90,501
- Date
- 04 Feb 2026
- Ownership
- Direct
- Underlying class
- Common Stock
- Underlying amount
- 45,196
- Exercise price
- Footnotes
- F1, F7
* marks a reported price that did not pass the local price check.
Additional SEC filing notes
Filing notes and footnotes
Explanation of responses 7 footnotes
Footnote F1
Each performance share unit represents a contingent right to receive one share of Corning Incorporated common stock.
Footnote F2
Vesting to satisfy tax requirement pursuant to the 2025 agreement.
Footnote F3
Vesting to satisfy tax requirement pursuant to the 2024 agreement.
Footnote F4
Vesting to satisfy tax requirement pursuant to the 2023 agreement.
Footnote F5
Performance share units (PSUs) were earned February 4, 2026 per Compensation Committee decision that performance criteria were satisfied for fiscal year 2025 pursuant to the 2025 agreement. Earned PSUs remain restricted until April 14, 2028, when they vest and convert to common stock, subject to service-based vesting requirement.
Footnote F6
Performance share units (PSUs) were earned February 4, 2026 per Compensation Committee decision that performance criteria were satisfied for fiscal year 2025 pursuant to the 2024 agreement. Earned PSUs remain restricted until April 15, 2027, when they vest and convert to common stock, subject to service-based vesting requirement.
Footnote F7
Performance share units (PSUs) were earned February 4, 2026 per Compensation Committee decision that performance criteria were satisfied for fiscal year 2025 pursuant to the 2023 agreement. Earned PSUs remain restricted until April 15, 2026, when they vest and convert to common stock, subject to service-based vesting requirement.