[Form 4] Corning Incorporated Insider Trading Activity

Rhea-AI Filing Summary

Amin Jaymin, Corning Incorporated's SVP and Chief Technology Officer, reported changes in his beneficial ownership on 08/08/2025. The Form 4 shows an acquisition of 2,641 common shares through restricted stock unit (RSU) vesting at a $0 price and a separate disposition of 1,349 common shares at $65.77. The filing also records 2,579.5568 units held indirectly in a unitized stock fund through Corning's 401(k) plan as of July 31, 2025.

The filing lists RSU awards with scheduled vesting dates of April 15, 2026, April 15, 2027, and April 14, 2028, and describes the Feb 8, 2023 RSU grant vesting 1/3 after one year then 1/6 every six months until fully vested on the third anniversary. Reported beneficial ownership figures in the Form 4 appear as 99,861 and 98,512 shares following the reported transactions.

Positive

• RSU vesting increased equity alignment: Acquisition of 2,641 shares via RSU vesting at $0 strengthens insider ownership.
• Retirement-plan holdings disclosed: 2,579.5568 units held indirectly in the issuer's 401(k) unitized stock fund as of July 31, 2025.

Negative

• Insider sale recorded: Disposition of 1,349 shares at $65.77 on 08/08/2025 reduced direct holdings on a reported line.

Insights

Financial Analyst

TL;DR Insider activity shows routine RSU vesting and a small sale; overall holdings remain material in absolute terms.

The Form 4 discloses an RSU-driven acquisition of 2,641 shares at no cash price and a disposition of 1,349 shares at $65.77 on 08/08/2025. The reporting person retains indirect retirement-plan exposure of 2,579.5568 units. These transactions are consistent with compensation vesting and routine portfolio management rather than an extraordinary corporate event. The filing provides clear vesting schedules for multiple RSU grants, which indicates ongoing equity-based alignment with shareholders.

Corporate Governance Expert

TL;DR Transactions reflect compensation vesting and a discrete sale; disclosure is standard and transparent.

The disclosure identifies RSUs that vest on April 15, 2026, April 15, 2027, and April 14, 2028, and specifies the vesting cadence for a Feb 8, 2023 grant. The Form states the nature of indirect ownership (trustee under employee benefit plan) and reports post-transaction beneficial ownership figures of 99,861 and 98,512 shares on separate lines. From a governance perspective, the filing meets Section 16 reporting requirements and provides useful granularity on executive equity holdings and timing.

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^*

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)
08/08/2025

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	08/08/2025		M		2,641	A	$0	99,861	D
Common Stock	08/08/2025		F		1,349	D	$65.77	98,512	D
Common Stock								2,579.5568(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	16,570		16,570	D
Restricted Stock Unit	(2)							(4)	(4)	Common Stock	15,316		15,316	D
Restricted Stock Unit	(2)							(5)	(5)	Common Stock	15,355		15,355	D
Restricted Stock Unit	(2)	08/08/2025		M			2,641	(6)	(6)	Common Stock	2,641	$0	2,641	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 July 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) 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 14, 2028. 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) 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	08/12/2025
	** 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).
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FAQ

What insider transactions did Corning (GLW) report by Amin Jaymin on 08/08/2025?

The Form 4 reports an RSU-driven acquisition of 2,641 common shares at $0 and a sale/disposition of 1,349 common shares at $65.77 on 08/08/2025.

How many shares does Amin Jaymin beneficially own after the reported transactions?

The Form 4 shows reported beneficial ownership figures of 99,861 and 98,512 shares on separate report lines following the transactions.

Were any indirect holdings disclosed for Amin Jaymin in the Form 4?

Yes. The filing discloses 2,579.5568 units held indirectly in a unitized stock fund through Corning's 401(k) retirement plan as of July 31, 2025.

What RSU vesting schedules are disclosed in the Form 4 for Corning (GLW)?

The Form 4 lists RSU vesting dates of April 15, 2026, April 15, 2027, and April 14, 2028, and describes the Feb 8, 2023 grant vesting 1/3 after one year then 1/6 every six months to full vesting on the third anniversary.

Does the filing explain the nature of the RSUs?

Yes. The Form states that each restricted stock unit represents a contingent right to receive one share of Corning common stock.