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: McRae Lawrence D (Vice Chairman & Corp. Dev. Off)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2023-05-15	Common Stock	M	11910	—	Acquired	222018	Direct
2023-05-15	Common Stock	M	1213	—	Acquired	223231	Direct
2023-05-15	Common Stock	F	6701	$31.20	Disposed	216530	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2023-05-15	Performance Share Unit	$	M	11910	Disposed		Common Stock (11910)	Direct
2023-05-15	Restricted Stock Unit	$	M	1213	Disposed		Common Stock (1213)	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	785.7727	Indirect
Common Stock	5857.8399	Indirect

Holdings (Derivative)

Security	Exercise Price	Expiration	Underlying	Shares	Ownership
Restricted Stock Unit	$		Common Stock (752)	752	Direct
Performance Share Unit	$		Common Stock (17239)	17239	Direct
Performance Share Unit	$		Common Stock (4562)	4562	Direct
Restricted Stock Unit	$		Common Stock (16851)	16851	Direct
Restricted Stock Unit	$		Common Stock (20412)	20412	Direct
Restricted Stock Unit	$		Common Stock (22318)	22318	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: The reporting person disclaims beneficial ownership of all securities held by spouse.

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

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

F5: Each performance share unit represents a contingent right to receive one share of Corning Incorporated common stock.

F6: 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.

F7: 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.

F8: 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.

F9: 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.

F10: 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.

F11: The performance share units vested on May 15, 2023 pursuant to the 2020 agreement.

F12: The restricted stock units vested on May 15, 2023 pursuant to the 2020 agreement.