Corning (NYSE: GLW) SVP earns new performance share unit awards

Rhea-AI Filing Summary

Corning Incorporated SVP and General Counsel MichauNe D. Tillman reported new performance share unit awards. On February 4, 2026, 6,848 PSUs and 8,592 PSUs were earned after the Compensation Committee determined that fiscal 2025 performance criteria were satisfied under 2025 and 2024 agreements.

Each PSU represents the right to receive one share of Corning common stock. The PSUs remain restricted and are scheduled to vest and convert to common stock on April 15, 2027 and April 14, 2028, subject to continued service. Following these transactions, Tillman directly held 16,380 shares of common stock.

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^*

TILLMAN MICHAUNE D

(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 General Counsel

3. Date of Earliest Transaction (Month/Day/Year)
02/04/2026

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								16,380	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
Performance Share Unit	(1)	02/04/2026		A		6,848		(2)	(2)	Common Stock	6,848	$0	6,848	D
Performance Share Unit	(1)	02/04/2026		A		8,592		(3)	(3)	Common Stock	8,592	$0	19,750	D

Explanation of Responses:

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

2. Performance share units (PSUs) were earned February 4, 2026 per Compensation Committee decision that performance criteria were satisfied for fiscal year 2025 pursuant to the 2025 agreement. Earned PSUs remain restricted until April 14, 2028, when they vest and convert to common stock, subject to service-based vesting requirement.

3. Performance share units (PSUs) were earned February 4, 2026 per Compensation Committee decision that performance criteria were satisfied for fiscal year 2025 pursuant to the 2024 agreement. Earned PSUs remain restricted until April 15, 2027, when they vest and convert to common stock, subject to service-based vesting requirement.

	Melissa J. Gambol, Power of Attorney	02/06/2026
	** Signature of Reporting Person	Date
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FAQ

What insider transaction did Corning (GLW) report for MichauNe D. Tillman?

Corning reported that SVP and General Counsel MichauNe D. Tillman earned new performance share units on February 4, 2026. These derivative awards represent future rights to common stock and reflect compensation tied to Corning’s fiscal 2025 performance under previously approved agreements.

How many performance share units did the Corning (GLW) SVP receive?

MichauNe D. Tillman earned 6,848 and 8,592 performance share units on February 4, 2026. These PSUs were granted under Corning’s 2025 and 2024 performance agreements after the Compensation Committee determined fiscal 2025 targets were met, and each unit corresponds to one share of common stock.

When do the new Corning (GLW) performance share units vest for the SVP?

The earned performance share units vest in 2027 and 2028, subject to service-based conditions. PSUs tied to the 2024 agreement vest on April 15, 2027, and those under the 2025 agreement vest on April 14, 2028, when they convert into Corning common stock.

What do Corning (GLW) performance share units represent in this Form 4?

Each performance share unit represents a contingent right to receive one share of Corning common stock. The units are earned when performance conditions are satisfied, then remain restricted until future vesting dates, at which point they convert into actual shares if the service-based requirements are still met.

How many Corning (GLW) common shares does the SVP hold after this filing?

After the reported transactions, MichauNe D. Tillman directly held 16,380 shares of Corning common stock. This figure reflects the non-derivative share position reported as of the Form 4’s transaction date and is separate from the unvested performance share units.

What triggered the earning of PSUs for Corning (GLW) SVP MichauNe D. Tillman?

The PSUs were earned after Corning’s Compensation Committee determined fiscal 2025 performance criteria were satisfied. This decision on February 4, 2026 applied to awards under both the 2024 and 2025 performance agreements, converting them into earned but still restricted performance share units.