Corning executive sells 21,000 shares at $94.69 average price

Corning Inc. reported insider selling by a senior executive.

Rhea-AI Filing Summary

Corning Inc. reported insider selling by a senior executive. On 12/10/2025, the company’s SVP of Emerging Innovations Group sold 21,000 shares of Corning common stock in open-market transactions.

The weighted average sale price was about $94.6943 per share, with individual trades executed between $94.66 and $94.75. After these sales, the reporting person directly beneficially owned 34,500 shares of Corning common stock.

The transactions were disclosed on a Form 4 filed under insider reporting rules, and the filer has agreed to provide detailed breakdowns of the individual sale prices upon request.

Insider Trade Summary

Net Seller: 21,000 shares

Net Sell 1 txn

Insider Verkleeren Ronald L

Role SVP Emerging Innovations Group

Sold 21,000 shs ($1.99M)

Type	Security	Shares	Price	Value
Sale	Common Stock	21,000	$94.6943	$1.99M

Holdings After Transaction: Common Stock — 34,500 shares (Direct)

Footnotes (1)

1. F1. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $94.66 to $94.75, inclusive. The reporting person undertakes to provide to Corning Incorporated, any security holder of Corning Incorporated, or the staff of the SEC, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth previously in this footnote.

FAQ

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

A Corning Inc. senior vice president reported selling 21,000 shares of Corning common stock on 12/10/2025 in open-market transactions.

At what price did the Corning (GLW) executive sell shares?

The weighted average sale price was $94.6943 per share, with individual trades executed between $94.66 and $94.75.

How many Corning (GLW) shares does the insider hold after the sale?

Following the reported sale, the insider directly beneficially owned 34,500 shares of Corning common stock.

Who is the reporting person in this Corning (GLW) Form 4 filing?

The reporting person is an officer of Corning Inc., serving as SVP, Emerging Innovations Group.

Was this Corning (GLW) insider transaction disclosed as a sale or purchase?

The Form 4 identifies the transaction as a sale of Corning common stock, coded as “S” in the transaction table.

Does the Form 4 provide details on the price ranges of the Corning (GLW) share sales?

Yes. It notes that shares were sold at prices ranging from $94.66 to $94.75, and the filer will provide full trade details upon request.

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Accepted by SEC EDGAR 12/11/2025 - 04:03 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^*

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)
12/10/2025

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	12/10/2025		S		21,000	D	$94.6943(1)	34,500	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

Explanation of Responses:

1. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $94.66 to $94.75, inclusive. The reporting person undertakes to provide to Corning Incorporated, any security holder of Corning Incorporated, or the staff of the SEC, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth previously in this footnote.

	Melissa J. Gambol, Power of Attorney	12/11/2025
	** 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).
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.