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: Musser Eric S (President and COO)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2023-05-15	Common Stock	M	12570	—	Acquired	185961	Direct
2023-05-15	Common Stock	M	1257	—	Acquired	187218	Direct
2023-05-15	Common Stock	F	7059	$31.20	Disposed	180159	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2023-05-15	Performance Share Unit	$	M	12570	Disposed		Common Stock (12570)	Direct
2023-05-15	Restricted Stock Unit	$	M	1257	Disposed		Common Stock (1257)	Direct

Holdings (Derivative)

Security	Exercise Price	Expiration	Underlying	Shares	Ownership
Restricted Stock Unit	$		Common Stock (6347)	6347	Direct
Performance Share Unit	$		Common Stock (27184)	27184	Direct
Performance Share Unit	$		Common Stock (8335)	8335	Direct
Restricted Stock Unit	$		Common Stock (26703)	26703	Direct
Restricted Stock Unit	$		Common Stock (37518)	37518	Direct
Restricted Stock Unit	$		Common Stock (40773)	40773	Direct

Footnotes

F1: Each restricted stock unit represents a contingent right to receive one share of Corning Incorporated common stock.

F2: The restricted stock units (RSUs) vest 2/3 after 1 year and 1/3 after 18 months from the grant date.

F3: Each performance share unit represents a contingent right to receive one share of Corning Incorporated common stock.

F4: Earned performance share units (PSUs) remain restricted until April 15, 2024, when they vest and convert to common stock, subject to service-based vesting requirement.

F5: Earned performance share units (PSUs) remain restricted until April 15, 2025, when they vest and convert to common stock, subject to service-based vesting requirement.

F6: 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.

F7: 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.

F8: 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.

F9: The performance share units vested on May 15, 2023 pursuant to the 2020 agreement.

F10: The restricted stock units vested on May 15, 2023 pursuant to the 2020 agreement.