Corning (GLW) SVP reports 575-share RSU exercise and tax sale

Rhea-AI Filing Summary

Corning Incorporated executive reports RSU exercise and tax withholding. A senior vice president at Corning converted 575 restricted stock units into common shares on 01/02/2026 at an exercise price of $0. On the same day, 575 common shares were disposed of at $90.67, consistent with shares being withheld to cover taxes.

After these transactions, the executive directly owns 32,500 shares of Corning common stock. The filing also shows ongoing equity incentives, including restricted stock units tied to Corning common stock in amounts of 2,476, 15,333, 14,332, and 11,612 units, which vest on various schedules through 2028.

Insider Trade Summary

575 shares exercised/converted

Mixed 6 txns

Insider Verkleeren Ronald L

Role SVP Emerging Innovations Group

Type	Security	Shares	Price	Value
Exercise	Restricted Stock Unit	575	$0.00	--
Exercise	Common Stock	575	$0.00	--
Tax Withholding	Common Stock	575	$90.67	$52K
holding	Restricted Stock Unit	--	--	--
holding	Restricted Stock Unit	--	--	--
holding	Restricted Stock Unit	--	--	--

Holdings After Transaction: Restricted Stock Unit — 11,612 shares (Direct); Common Stock — 33,075 shares (Direct)

Footnotes (1)

1. 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
Estimated average burden
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^*

Verkleeren Ronald L

(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 Emerging Innovations Group

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		575	A	$0	33,075	D
Common Stock	01/02/2026		F		575	D	$90.67	32,500	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
Restricted Stock Unit	(1)							(2)	(2)	Common Stock	2,476		2,476	D
Restricted Stock Unit	(1)							(3)	(3)	Common Stock	15,333		15,333	D
Restricted Stock Unit	(1)							(4)	(4)	Common Stock	14,332		14,332	D
Restricted Stock Unit	(1)	01/02/2026		M			575	(5)	(5)	Common Stock	575	$0	11,612	D

Explanation of Responses:

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

2. 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.

3. 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.

4. 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.

5. 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.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.

FAQ

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

The Form 4 reports that a Corning senior vice president exercised 575 restricted stock units into common stock on 01/02/2026, then had 575 shares disposed of at $90.67, consistent with tax withholding.

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

Following the reported transactions, the officer directly owns 32,500 shares of Corning common stock.

What is the exercise price of the Corning restricted stock units in this Form 4?

The derivative table shows the restricted stock units were exercised at an exercise price of $0 for 575 underlying Corning common shares.

What was the price of the Corning (GLW) shares used for tax withholding?

The common stock disposed of in connection with the transaction is reported at a price of $90.67 per share for 575 shares.

What future Corning RSU vesting schedules are disclosed for this executive?

The filing notes RSUs granted on February 8, 2023 that vest over three years, and additional RSUs that vest 100% on April 15, 2026, April 15, 2027, and April 14, 2028, subject to conditions like retirement, death, or disability.

How many Corning restricted stock units does the officer hold after the transaction?

The officer holds RSUs linked to Corning common stock in amounts of 2,476, 15,333, 14,332, and 11,612 units, each with its own vesting schedule.