Corning (GLW) SVP & CTO reports RSU exercise and share withholding

Rhea-AI Filing Summary

Corning Incorporated’s Senior Vice President and Chief Technology Officer reported routine equity transactions in company stock. On 01/02/2026, the executive exercised 685 restricted stock units into common shares at an exercise price of $0, then had 685 shares disposed of at $90.67, consistent with shares being withheld or sold to cover obligations. After these transactions, the executive directly owned 86,072 shares of common stock and held an additional 2,596.5602 units indirectly as trustee under an employee benefit plan as of December 31, 2025.

The filing also shows several outstanding restricted stock unit awards, including 2,641, 16,570, 15,355, and 14,631 RSUs, each representing one share of common stock upon vesting, with vesting schedules extending through April 14, 2028.

Insider Trade Summary

685 shares exercised/converted

Mixed 7 txns

Insider Amin Jaymin

Role SVP and Chief Tech. Officer

Type	Security	Shares	Price	Value
Exercise	Restricted Stock Unit	685	$0.00	--
Exercise	Common Stock	685	$0.00	--
Tax Withholding	Common Stock	685	$90.67	$62K
holding	Restricted Stock Unit	--	--	--
holding	Restricted Stock Unit	--	--	--
holding	Restricted Stock Unit	--	--	--
holding	Common Stock	--	--	--

Holdings After Transaction: Restricted Stock Unit — 14,631 shares (Direct); Common Stock — 86,757 shares (Direct); Common Stock — 2,596.56 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^*

Amin Jaymin

(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)
	SVP and Chief Tech. Officer

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		685	A	$0	86,757	D
Common Stock	01/02/2026		F		685	D	$90.67	86,072	D
Common Stock								2,596.5602(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	2,641		2,641	D
Restricted Stock Unit	(2)							(4)	(4)	Common Stock	16,570		16,570	D
Restricted Stock Unit	(2)							(5)	(5)	Common Stock	15,355		15,355	D
Restricted Stock Unit	(2)	01/02/2026		M			685	(6)	(6)	Common Stock	685	$0	14,631	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.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
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FAQ

What insider transaction did Corning (GLW) report in this Form 4?

The Senior Vice President and Chief Technology Officer of Corning Incorporated reported exercising 685 restricted stock units into common stock at an exercise price of $0 on 01/02/2026, followed by a disposition of 685 shares at $90.67.

How many Corning (GLW) shares does the reporting officer own after the transactions?

Following the reported transactions, the officer directly owned 86,072 shares of Corning common stock and held 2,596.5602 units indirectly as trustee under an employee benefit plan as of December 31, 2025.

What is the officer’s role and relationship to Corning (GLW)?

The reporting person is an officer of Corning Incorporated, serving as Senior Vice President and Chief Technology Officer, and is required to report transactions in Corning equity under Section 16.

What restricted stock units (RSUs) are outstanding for the Corning (GLW) officer?

The filing lists several RSU holdings, including 2,641, 16,570, 15,355, and 14,631 restricted stock units, each representing a contingent right to receive one share of Corning common stock upon vesting.

When do the reported Corning (GLW) RSUs vest?

The RSUs have different vesting schedules. One grant made on February 8, 2023 vests 1/3 after 1 year and 1/6 every 6 months until fully vested on the third anniversary. Other RSUs vest 100% on April 15, 2026, April 15, 2027, and April 14, 2028, subject to events such as retirement, death, or disability.

How is the indirect ownership in Corning (GLW) held by the officer?

Indirect ownership is represented by 2,596.5602 units held in a unitized stock fund through Corning’s 401(k) retirement plan as of December 31, 2025, reported as trustee under an employee benefit plan.

Does this Corning (GLW) Form 4 indicate a Rule 10b5-1 trading plan?

The form includes a checkbox to indicate if a transaction was made under a Rule 10b5-1(c) trading plan, but the excerpt does not show that box marked for these specific transactions.