Corning SVP and General Counsel granted RSUs

TILLMAN MICHAUNE D reported acquisition or exercise transactions in this Form 4 filing.

Rhea-AI Filing Summary

TILLMAN MICHAUNE D reported acquisition or exercise transactions in this Form 4 filing.

Corning Incorporated reported that SVP and General Counsel MicHaune D. Tillman received a grant of 3,477 restricted stock units (RSUs). Each RSU represents a contingent right to receive one share of Corning common stock, functioning as equity-based compensation rather than an open-market stock purchase or sale.

The filing also shows Tillman’s updated equity position. He now directly holds 16,380 shares of common stock, along with RSU awards tied to 12,397 and 9,881 underlying common shares. Footnotes state these RSUs vest 100% on specified future dates in 2027, 2028, and 2029, with certain events potentially triggering earlier vesting.

Insider Trade Summary

Grant/Award: 3,477 shares

Grant/Award 4 txns

Insider TILLMAN MICHAUNE D

Role SVP and General Counsel

Type	Security	Shares	Price	Value
Grant/Award	Restricted Stock Unit	3,477	$0.00	$0.00
holding	Restricted Stock Unit	--	--	--
holding	Restricted Stock Unit	--	--	--
holding	Common Stock	--	--	--

Holdings After Transaction: Restricted Stock Unit — 25,755 contracts for 22,278 underlying shares (Direct); Common Stock — 16,380 shares (Direct)

Footnotes (4)

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 16, 2029. Events such as retirement, death, disability, and others specified in the agreement may result in vesting prior to the vesting date.

Key Figures

New RSU grant: 3,477 units Common stock held: 16,380 shares RSU position 1: 12,397 underlying shares +4 more

7 metrics

New RSU grant 3,477 units Restricted stock units granted on April 1, 2026

Common stock held 16,380 shares Direct common stock ownership after reported transactions

RSU position 1 12,397 underlying shares Direct RSU award tied to Corning common stock

RSU position 2 9,881 underlying shares Second direct RSU award tied to Corning common stock

RSU vesting date April 15, 2027 100% vesting for one RSU award, with possible earlier vesting on events

RSU vesting date April 14, 2028 100% vesting for one RSU award, subject to agreement terms

RSU vesting date April 16, 2029 100% vesting for one RSU award, subject to agreement terms

Key Terms

Restricted Stock Unit, contingent right, vest, restricted stock units (RSUs), +1 more

5 terms

Restricted Stock Unit financial

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

A restricted stock unit is a promise from a company to give an employee shares of stock after certain conditions are met, like staying with the company for a set amount of time. It’s like earning a bonus that turns into company stock once you’ve proven your commitment, making it a way to motivate and reward employees.

contingent right financial

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

vest financial

"The restricted stock units (RSUs) vest 100% on April 15, 2027."

A vest is the process by which an employee earns the right to receive certain benefits or ownership interests, such as stock or retirement funds, over time. It’s similar to earning a reward gradually, ensuring that the benefit becomes fully yours only after a set period or meeting specific conditions. This makes it important for investors because it determines when they can actually claim or use those benefits.

restricted stock units (RSUs) financial

"The restricted stock units (RSUs) vest 100% on April 14, 2028."

Restricted stock units (RSUs) are a type of company promise to give employees shares of stock in the future, usually after certain conditions like working for a set time. They are like a gift promised today that you receive later, which can become valuable if the company's stock price goes up. RSUs matter because they are a way companies reward employees and can be a significant part of compensation.

equity-based compensation financial

"These RSUs are equity-based compensation, each representing a contingent right to one share of Corning common stock."

Equity-based compensation is pay given to employees or contractors in the form of company ownership—such as stock, stock options, or restricted shares—instead of or in addition to cash. It matters to investors because it aligns workers’ interests with shareholders (like giving employees a slice of the company pie), but can also dilute existing owners and appears as a real cost on financial statements, affecting earnings and share value.

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

Form 4 Insider Transactions: What Each Field Means →

See more from StockTitan in Google Search and AI answers. Adds StockTitan as a preferred source · opens Google

Add on Google Not now

Accepted by SEC EDGAR 04/02/2026 - 01:39 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^*

TILLMAN MICHAUNE D

(Last) (First) (Middle)

ONE RIVERFRONT PLAZA

(Street)

CORNING NEW YORK 14831

(City) (State) (Zip)

UNITED STATES

(Country)

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

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
04/01/2026

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

4. If Amendment, Date of Original Filed (Month/Day/Year)

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
Restricted Stock Unit	(1)							(2)	(2)	Common Stock	12,397		12,397	D
Restricted Stock Unit	(1)							(3)	(3)	Common Stock	9,881		9,881	D
Restricted Stock Unit	(1)	04/01/2026		A		3,477		(4)	(4)	Common Stock	3,477	$0	3,477	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 16, 2029. Events such as retirement, death, disability, and others specified in the agreement may result in vesting prior to the vesting date.

	Melissa J. Gambol, Power of Attorney	04/02/2026
	** 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.
* Form 4: SEC 1474 (03-26)