Corning (GLW) director reports new 457 RSU grant and total holdings

Rhea-AI Filing Summary

Corning Incorporated director reports updated equity holdings. A Form 4 filing shows that on 12/31/2025, a non-employee director received 457 restricted stock units (RSUs) of Corning common stock under the Non-Employee Directors' Deferred Compensation Plan at a reference price of $87.56 per unit. Each RSU represents a contingent right to receive one share of common stock, with conversion and distribution deferred until a date elected by the director or upon termination of service.

Following this transaction, the director directly owns 151,199 shares of Corning common stock and holds 130,298 derivative securities in the form of RSUs, including prior RSU awards of 1,059, 1,841 and 51,047 units.

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

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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^*

CUMMINGS ROBERT F JR

(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)

X	Director		10% Owner
	Officer (give title below)		Other (specify below)

3. Date of Earliest Transaction (Month/Day/Year)
12/31/2025

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								151,199	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	1,059		1,059	D
Restricted Stock Unit	(1)							(2)	(2)	Common Stock	1,841		1,841	D
Restricted Stock Unit	(3)							(2)	(2)	Common Stock	51,047		51,047	D
Restricted Stock Unit	(4)	12/31/2025		A		457		(5)	(5)	Common Stock	457	$87.56	130,298	D

Explanation of Responses:

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

2. Conversion of restricted stock units to the Company's common stock and distribution of such stock is deferred until a specific date as elected by the participant or termination of service as a Corning director.

3. Represents annual equity retainer in the form of restricted stock units (RSUs). Each RSU represents a contingent right to receive one share of Corning Incorporated common stock.

4. Represents restricted stock units (RSUs) granted under the Non-Employee Directors' Deferred Compensation Plan. Each RSU represents a contingent right to receive one share of Corning Incorporated common stock.

5. Conversion of restricted stock units to the Company's common stock and distribution of such stock under the Non-Employee Directors' Deferred Compensation Plan is deferred until a specific date as elected by the participant or termination of service as a Corning director.

	Melissa J. Gambol, Power of Attorney	01/05/2026
	** 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?

A Corning Incorporated director reported receiving 457 restricted stock units (RSUs) of Corning common stock on 12/31/2025 under the Non-Employee Directors' Deferred Compensation Plan.

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

After the reported transaction, the director beneficially owns 151,199 shares of Corning common stock directly, in addition to derivative holdings in the form of RSUs.

How many Corning (GLW) restricted stock units does the director hold now?

Following the RSU grant, the director holds 130,298 derivative securities in the form of restricted stock units tied to Corning common stock.

What is the key term of the Corning (GLW) RSUs reported in this filing?

Each restricted stock unit represents a contingent right to receive one share of Corning Incorporated common stock at a future distribution date.

When will the Corning (GLW) RSUs be converted to common stock?

Conversion and distribution of the RSUs into Corning common stock is deferred until a specific date elected by the director or termination of service as a Corning director.

What plan governs the new Corning (GLW) RSU grant to the director?

The 457 RSUs were granted under Corning's Non-Employee Directors' Deferred Compensation Plan.