Corning vice chair granted new performance units

Corning Incorporated vice chairman and EVP Lewis A. Steverson reported equity compensation activity on February 4, 2026.

Rhea-AI Filing Summary

Corning Incorporated vice chairman and EVP Lewis A. Steverson reported equity compensation activity on February 4, 2026. He acquired 18,831, 24,183 and 36,157 performance share units (PSUs) at $0 per unit after the compensation committee determined 2025 performance goals were satisfied under 2025, 2024 and 2023 agreements.

The earned PSUs remain restricted and are scheduled to vest and convert into common stock on April 14, 2028, April 15, 2027 and April 15, 2026, subject to continued service. Related PSU vesting generated 668, 858 and 1,282 common shares, with 2,808 shares withheld at $109.69 per share to satisfy tax obligations, leaving 17,575 common shares directly owned.

Insider Trade Summary

2,808 shares exercised/converted

Exercise 11 txns

Insider STEVERSON LEWIS A

Role Vice Chairman, EVP and CLAO

Type	Security	Shares	Price	Value
Grant/Award	Performance Share Unit	18,831	$0.00	$0.00
Grant/Award	Performance Share Unit	24,183	$0.00	$0.00
Grant/Award	Performance Share Unit	36,157	$0.00	$0.00
Exercise	Performance Share Unit	668	$0.00	$0.00
Exercise	Performance Share Unit	858	$0.00	$0.00
Exercise	Performance Share Unit	1,282	$0.00	$0.00
Exercise	Common Stock	668	$0.00	$0.00
Exercise	Common Stock	858	$0.00	$0.00
Exercise	Common Stock	1,282	$0.00	$0.00
Exercise Price or Tax Liability	Common Stock	2,808	$109.69	$308K
holding	Performance Share Unit	--	--	--

Holdings After Transaction: Performance Share Unit — 144,856 contracts for 1,958 underlying shares (Direct); Common Stock — 17,575 shares (Direct)

Footnotes (8)

1. F1. Each performance share unit represents a contingent right to receive one share of Corning Incorporated common stock.
2. F2. The performance share units (PSUs) earned February 7, 2024 will vest 1/3 after 1 year from the February 8, 2023 grant date and 1/6 every 6 months thereafter until fully vested on the third anniversary of the grant date.
3. F3. 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.
4. F4. 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.
5. 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 2023 agreement. Earned PSUs remain restricted until April 15, 2026, when they vest and convert to common stock, subject to service-based vesting requirement.
6. F6. Vesting to satisfy tax requirement pursuant to the 2025 agreement.
7. F7. Vesting to satisfy tax requirement pursuant to the 2024 agreement.
8. F8. Vesting to satisfy tax requirement pursuant to the 2023 agreement.

FAQ

What insider transaction did GLW executive Lewis A. Steverson report on February 4, 2026?

Lewis A. Steverson reported equity compensation activity involving performance share units and common stock. He acquired PSUs tied to prior performance agreements and had shares withheld at $109.69 per share to cover tax obligations, resulting in 17,575 common shares directly owned afterward.

How many performance share units did GLW’s Lewis Steverson receive in the latest Form 4 filing?

Lewis Steverson was credited with 18,831, 24,183 and 36,157 performance share units. These PSUs were earned after the compensation committee confirmed that 2025 performance criteria under the 2025, 2024 and 2023 agreements had been satisfied, and they remain subject to future vesting dates.

When will the newly earned GLW performance share units for Lewis Steverson vest and convert to stock?

The earned performance share units remain restricted until future vesting dates. They are scheduled to vest and convert into Corning common stock on April 15, 2026, April 15, 2027 and April 14, 2028, provided Lewis Steverson satisfies the required service-based vesting conditions.

Why were 2,808 shares of GLW common stock withheld in Lewis Steverson’s Form 4?

The 2,808 Corning common shares were withheld at $109.69 per share to satisfy tax requirements. This withholding was linked to PSU vesting under the 2023, 2024 and 2025 agreements, reducing the number of shares Steverson directly holds while covering associated tax obligations.

What is a performance share unit in the context of GLW executive compensation?

For Corning, each performance share unit represents a contingent right to receive one share of common stock. PSUs are earned when performance goals are met, then remain restricted until specified vesting dates, at which point they convert into common shares if service-based conditions are still satisfied.

How many GLW common shares does Lewis Steverson own directly after the reported transactions?

After the February 4, 2026 transactions, Lewis Steverson directly owns 17,575 Corning common shares. This figure reflects PSU-driven share issuances combined with the 2,808 shares withheld at $109.69 per share to meet tax obligations associated with the vesting events.

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Accepted by SEC EDGAR 02/06/2026 - 04:03 PM Learn about SEC filing dates

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
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hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

STEVERSON LEWIS A

(Last) (First) (Middle)

ONE RIVERFRONT PLAZA

(Street)

CORNING NY 14831

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
CORNING INC /NY [ GLW ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	Vice Chairman, EVP and CLAO

3. Date of Earliest Transaction (Month/Day/Year)
02/04/2026

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock	02/04/2026		M		668	A	$0(1)	18,243	D
Common Stock	02/04/2026		M		858	A	$0(1)	19,101	D
Common Stock	02/04/2026		M		1,282	A	$0(1)	20,383	D
Common Stock	02/04/2026		F		2,808	D	$109.69	17,575	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
Performance Share Unit	(1)							(2)	(2)	Common Stock	1,958		1,958	D
Performance Share Unit	(1)	02/04/2026		A		18,831		(3)	(3)	Common Stock	18,831	$0	18,831	D
Performance Share Unit	(1)	02/04/2026		A		24,183		(4)	(4)	Common Stock	24,183	$0	54,475	D
Performance Share Unit	(1)	02/04/2026		A		36,157		(5)	(5)	Common Stock	36,157	$0	72,400	D
Performance Share Unit	(1)	02/04/2026		M			668	(6)	(6)	Common Stock	668	$0	18,163	D
Performance Share Unit	(1)	02/04/2026		M			858	(7)	(7)	Common Stock	858	$0	53,617	D
Performance Share Unit	(1)	02/04/2026		M			1,282	(8)	(8)	Common Stock	1,282	$0	71,118	D

Explanation of Responses:

1. Each performance share unit represents a contingent right to receive one share of Corning Incorporated common stock.

2. The performance share units (PSUs) earned February 7, 2024 will vest 1/3 after 1 year from the February 8, 2023 grant date and 1/6 every 6 months thereafter until fully vested on the third anniversary of the grant date.

3. 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.

4. 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.

5. 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.

6. Vesting to satisfy tax requirement pursuant to the 2025 agreement.

7. Vesting to satisfy tax requirement pursuant to the 2024 agreement.

8. Vesting to satisfy tax requirement pursuant to the 2023 agreement.

	Melissa J. Gambol, Power of Attorney	02/06/2026
	** Signature of Reporting Person	Date
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