Corning (GLW) EVP & COO discloses RSU vesting, share withholding on Form 4

Rhea-AI Filing Summary

Corning Incorporated’s Executive Vice President & COO reported equity transactions dated 01/02/2026. The filing shows the exercise of 1,005 shares of common stock from restricted stock units at an exercise price of $0 (coded "M"), followed by the disposal of 1,005 shares at $90.67 (coded "F"), typically reflecting shares withheld to cover taxes. After these transactions, the executive directly beneficially owned 66,050 shares of Corning common stock and indirectly held 3,839.6749 units as trustee under the company’s 401(k) retirement plan as of December 31, 2025. The report also lists several blocks of restricted stock units that vest on scheduled dates through 2028, each representing a right to receive one share of Corning common stock upon vesting.

Insider Trade Summary

1,005 shares exercised/converted

Mixed 7 txns

Insider Nelson Avery H III

Role Executive Vice President & COO

Type	Security	Shares	Price	Value
Exercise	Restricted Stock Unit	1,005	$0.00	--
Exercise	Common Stock	1,005	$0.00	--
Tax Withholding	Common Stock	1,005	$90.67	$91K
holding	Restricted Stock Unit	--	--	--
holding	Restricted Stock Unit	--	--	--
holding	Restricted Stock Unit	--	--	--
holding	Common Stock	--	--	--

Holdings After Transaction: Restricted Stock Unit — 23,369 shares (Direct); Common Stock — 67,055 shares (Direct); Common Stock — 3,839.675 shares (Indirect, Trustee u/Employee Benefit Plan)

Footnotes (1)

1. Ownership is represented by units held in a unitized stock fund through the issuer's 401(k) retirement plan as of December 31, 2025. Each restricted stock unit represents a contingent right to receive one share of Corning Incorporated common stock. The restricted stock units (RSUs) granted on February 8, 2023 vest 1/3 after 1 year from the grant date and 1/6 every 6 months thereafter until fully vested on the third anniversary of the grant date. The restricted stock units (RSUs) vest 100% on April 15, 2027. Events such as retirement, death, disability, and others specified in the agreement may result in vesting prior to the vesting date. The restricted stock units (RSUs) vest 100% on April 15, 2026. Events such as retirement, death, disability, and others specified in the agreement may result in vesting prior to the vesting date. The restricted stock units (RSUs) vest 100% on April 14, 2028. Events such as retirement, death, disability, and others specified in the agreement may result in vesting prior to the vesting date.

Form 4 Insider Transactions: What Each Field Means →

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^*

Nelson Avery H III

(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)
	Executive Vice President & COO

3. Date of Earliest Transaction (Month/Day/Year)
01/02/2026

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	01/02/2026		M		1,005	A	$0	67,055	D
Common Stock	01/02/2026		F		1,005	D	$90.67	66,050	D
Common Stock								3,839.6749(1)	I	Trustee u/Employee Benefit Plan

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
Restricted Stock Unit	(2)							(3)	(3)	Common Stock	2,476		2,476	D
Restricted Stock Unit	(2)							(4)	(4)	Common Stock	21,442		21,442	D
Restricted Stock Unit	(2)							(5)	(5)	Common Stock	17,838		17,838	D
Restricted Stock Unit	(2)	01/02/2026		M			1,005	(6)	(6)	Common Stock	1,005	$0	23,369	D

Explanation of Responses:

1. Ownership is represented by units held in a unitized stock fund through the issuer's 401(k) retirement plan as of December 31, 2025.

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

3. The restricted stock units (RSUs) granted on February 8, 2023 vest 1/3 after 1 year from the grant date and 1/6 every 6 months thereafter until fully vested on the third anniversary of the grant date.

4. The restricted stock units (RSUs) vest 100% on April 15, 2027. Events such as retirement, death, disability, and others specified in the agreement may result in vesting prior to the vesting date.

5. The restricted stock units (RSUs) vest 100% on April 15, 2026. Events such as retirement, death, disability, and others specified in the agreement may result in vesting prior to the vesting date.

6. The restricted stock units (RSUs) vest 100% on April 14, 2028. Events such as retirement, death, disability, and others specified in the agreement may result in vesting prior to the vesting date.

	Melissa J. Gambol, Power of Attorney	01/06/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
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FAQ

What insider transaction did Corning (GLW) report for its EVP & COO?

The Executive Vice President & COO of Corning Incorporated reported transactions on 01/02/2026, including the exercise of 1,005 restricted stock units into common stock at an exercise price of $0 and the disposal of 1,005 shares at $90.67, coded as an "M" and "F" transaction respectively.

How many Corning (GLW) shares does the reporting person own after the Form 4 transaction?

Following the reported transactions, the executive beneficially owned 66,050 shares of Corning common stock directly and 3,839.6749 units indirectly as trustee under the issuer's 401(k) retirement plan as of December 31, 2025.

What restricted stock units (RSUs) are reported in this Corning (GLW) Form 4?

The filing lists several restricted stock unit awards, including blocks of 2,476, 21,442, 17,838, and 23,369 RSUs, each representing a contingent right to receive one share of Corning common stock when vested.

When do the reported Corning (GLW) RSUs vest for the EVP & COO?

The Form 4 notes that RSUs granted on February 8, 2023 vest over three years, with 1/3 after one year and 1/6 every six months thereafter, while other RSU grants vest 100% on April 15, 2026, April 15, 2027, and April 14, 2028, subject to conditions such as retirement, death, or disability.

What is the nature of the indirect ownership reported by the Corning (GLW) executive?

The indirect ownership of 3,839.6749 units is represented by units held in a unitized stock fund through Corning’s 401(k) retirement plan, with the executive listed as trustee.

What role does the reporting person hold at Corning (GLW)?

The reporting person is identified as an Officer of Corning Incorporated, serving as Executive Vice President & Chief Operating Officer (COO), and filed the Form 4 as a single reporting person.