Corning exec sells 1,531 shares at $133.75

Corning executive John Z. Zhang, Exec.

Rhea-AI Filing Summary

Corning executive John Z. Zhang, Exec. Vice President & CCDO, reported an open-market sale of 1,531 shares of Corning common stock on February 12, 2026. The weighted average sale price was $133.7457 per share, across multiple trades.

After this transaction, Zhang directly owned 0 shares of Corning common stock. The shares were sold in several trades at prices ranging from $133.46 to $134.15, and detailed trade breakdowns are available upon request as noted in the filing.

Insider Trade Summary

Net Seller: 1,531 shares

Net Sell 1 txn

Insider Zhang John Z

Role Exec. Vice President & CCDO

Sold 1,531 shs ($205K)

Type	Security	Shares	Price	Value
Sale	Common Stock	1,531	$133.7457	$205K

Holdings After Transaction: Common Stock — 0 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 $133.46 to $134.15, 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

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What insider transaction did Corning (GLW) report for John Z. Zhang?

John Z. Zhang sold 1,531 Corning shares in the open market. The transaction occurred on February 12, 2026, and was reported as a sale of common stock, leaving him with zero directly owned Corning shares after the trade.

At what price did John Z. Zhang sell Corning (GLW) shares?

The weighted average sale price was $133.7457 per share. According to the filing, the 1,531 shares of Corning common stock were sold in multiple transactions at prices ranging from $133.46 to $134.15 per share, inclusive.

How many Corning (GLW) shares does John Z. Zhang own after this sale?

Following the reported sale, Zhang directly owns 0 Corning shares. The Form 4 indicates that after selling 1,531 shares of common stock, the amount of securities beneficially owned directly by him was reduced to zero.

What role does John Z. Zhang hold at Corning (GLW)?

John Z. Zhang serves as Exec. Vice President & CCDO at Corning. The filing identifies him as an officer of the company, with the title Executive Vice President & Chief Corporate Development Officer when reporting this open-market stock sale.

Was John Z. Zhang’s Corning (GLW) stock sale a single trade or multiple trades?

The sale was executed in multiple trades. The filing notes that the 1,531 shares were sold at various prices between $133.46 and $134.15. A weighted average price of $133.7457 per share was reported for disclosure purposes.

Can investors see the exact trade breakdown for John Z. Zhang’s Corning (GLW) sale?

Detailed trade breakdowns are available upon request. The filing states that Zhang will provide Corning, its security holders, or SEC staff full information on the number of shares sold at each individual price within the disclosed range.

AI-generated analysis. How Rhea-AI works. Not financial advice.

Form 4 Insider Transactions: What Each Field Means →

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Accepted by SEC EDGAR 02/12/2026 - 05:02 PM EST 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^*

Zhang John Z

(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)
	Exec. Vice President & CCDO

3. Date of Earliest Transaction (Month/Day/Year)
02/12/2026

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	02/12/2026		S		1,531	D	$133.7457(1)	0	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 $133.46 to $134.15, 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	02/12/2026
	** 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.
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.