Corning SVP exercises RSUs, with tax share withholding

Corning Inc. senior vice president Michael Paul O'Day reported equity compensation transactions involving company stock.

Rhea-AI Filing Summary

Corning Inc. senior vice president Michael Paul O'Day reported equity compensation transactions involving company stock. On February 9, 2026, he exercised 1,091 restricted stock units into common stock at $0 per share, then had 314 common shares withheld at $131.39 per share to cover tax obligations.

After these transactions, O'Day directly owned 30,692 shares of Corning common stock. He also directly held restricted stock units representing 6,460 shares vesting 100% on April 15, 2027, 14,704 shares vesting 100% on April 14, 2028, and 6,244 shares vesting 100% on April 15, 2026, subject to terms such as retirement, death, or disability.

Insider Trade Summary

1,091 shares exercised/converted

Exercise 6 txns

Insider O'Day Michael Paul

Role SVP and GM, Optical Comm.

Type	Security	Shares	Price	Value
Exercise	Restricted Stock Unit	1,091	$0.00	$0.00
Exercise	Common Stock	1,091	$0.00	$0.00
Exercise Price or Tax Liability	Common Stock	314	$131.39	$41K
holding	Restricted Stock Unit	--	--	--
holding	Restricted Stock Unit	--	--	--
holding	Restricted Stock Unit	--	--	--

Holdings After Transaction: Restricted Stock Unit — 27,408 contracts (Direct); Common Stock — 30,692 shares (Direct)

Footnotes (5)

1. F1. Each restricted stock unit represents a contingent right to receive one share of Corning Incorporated common stock.
2. F2. 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.
3. F3. 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.
4. F4. 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. F5. 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.

FAQ

What insider transaction did Corning (GLW) executive Michael O'Day report?

Michael Paul O'Day exercised 1,091 restricted stock units into Corning common stock at $0 per share, then had 314 shares withheld at $131.39 per share for taxes. Following these transactions, he directly owned 30,692 Corning common shares.

How many Corning (GLW) shares does Michael O'Day own after the Form 4?

After the reported transactions, Michael Paul O'Day directly owned 30,692 shares of Corning common stock. This figure reflects the 1,091 share RSU conversion and the 314 shares withheld to satisfy tax obligations associated with the equity award exercise.

What was the purpose of the 314 Corning (GLW) shares disposed of by Michael O'Day?

The disposition of 314 Corning common shares by Michael Paul O'Day was reported under transaction code F, indicating shares were withheld at $131.39 per share to satisfy tax liabilities arising from the restricted stock unit exercise on February 9, 2026.

What restricted stock units does Corning (GLW) executive Michael O'Day hold?

Michael Paul O'Day holds restricted stock units representing 6,460 shares vesting 100% on April 15, 2027, 14,704 shares vesting 100% on April 14, 2028, and 6,244 shares vesting 100% on April 15, 2026, each convertible into one Corning common share.

How do Michael O'Day's Corning (GLW) RSUs vest over time?

His RSUs vest in three main tranches: 6,460 units vest 100% on April 15, 2027; 14,704 units vest 100% on April 14, 2028; and 6,244 units vest 100% on April 15, 2026. Certain events like retirement or death may accelerate vesting.

What does transaction code M mean in Michael O'Day's Corning (GLW) Form 4?

Transaction code M in Michael Paul O'Day's filing indicates an exercise or conversion of a derivative security. Specifically, 1,091 restricted stock units were converted into an equal number of Corning common shares at an exercise price of $0 per share.

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Accepted by SEC EDGAR 02/11/2026 - 04:17 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
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^*

O'Day Michael Paul

(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 GM, Optical Comm.

3. Date of Earliest Transaction (Month/Day/Year)
02/09/2026

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	02/09/2026		M		1,091	A	$0	31,006	D
Common Stock	02/09/2026		F		314	D	$131.39	30,692	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	6,460		6,460	D
Restricted Stock Unit	(1)							(3)	(3)	Common Stock	14,704		14,704	D
Restricted Stock Unit	(1)							(4)	(4)	Common Stock	6,244		6,244	D
Restricted Stock Unit	(1)	02/09/2026		M			1,091	(5)	(5)	Common Stock	1,091	$0	0	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) 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.

3. 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.

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) 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.

	Melissa J. Gambol, Power of Attorney	02/11/2026
	** 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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