CORNING INC /NY — Director's Dealing 2023

May 17, 2023

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: CORNING INC /NY (GLW)
CIK: 0000024741
Period of Report: 2023-05-15

Reporting Person: Bell Michael Alan (Senior VP & GM, Optical Comm.)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2023-05-15	Common Stock	M	4275	—	Acquired	34804	Direct
2023-05-15	Common Stock	M	617	—	Acquired	35421	Direct
2023-05-15	Common Stock	F	2175	$31.20	Disposed	33246	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2023-05-15	Restricted Stock Unit	$	M	4275	Disposed		Common Stock (4275)	Direct
2023-05-15	Restricted Stock Unit	$	M	617	Disposed		Common Stock (617)	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	694.7191	Indirect

Holdings (Derivative)

Security	Exercise Price	Expiration	Underlying	Shares	Ownership
Restricted Stock Unit	$		Common Stock (14853)	14853	Direct
Restricted Stock Unit	$		Common Stock (4321)	4321	Direct
Restricted Stock Unit	$		Common Stock (9014)	9014	Direct
Restricted Stock Unit	$		Common Stock (13700)	13700	Direct
Restricted Stock Unit	$		Common Stock (15021)	15021	Direct

Footnotes

F1: Ownership is represented by units held in a unitized stock fund through the issuer's 401(k) retirement plan as of April 28, 2023.

F2: Each restricted stock unit represents a contingent right to receive one share of Corning Incorporated common stock.

F3: The restricted stock units (RSUs) vest 1/3 after 1 year from grant date and 1/6 every 6 months thereafter until fully vested on the third anniversary of the grant date.

F4: The restricted stock units (RSUs) vest 2/3 after 1 year and 1/3 after 18 months from the grant date.

F5: The restricted stock units (RSUs) vest 100% on April 15, 2024. Events such as retirement, death, disability, and others specified in the agreement may result in vesting prior to the vesting date.

F6: The restricted stock units (RSUs) vest 100% on April 15, 2025. Events such as retirement, death, disability, and others specified in the agreement may result in vesting prior to the vesting date.

F7: 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.

F8: The restricted stock units vested on May 15, 2023 pursuant to the 2020 agreement.