CORNING INC /NY — Director's Dealing 2021

May 19, 2021

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: CORNING INC /NY (GLW)
CIK: 0000024741
Period of Report: 2021-05-17

Reporting Person: Curran Martin J (Exec. VP & Innovation Officer)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2021-05-17	Common Stock	M	8270	—	Acquired	8270	Direct
2021-05-17	Common Stock	M	955	—	Acquired	9225	Direct
2021-05-17	Common Stock	F	4518	$44.19	Disposed	4707	Direct
2021-05-19	Common Stock	S	4707	$42.5233	Disposed	0	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2021-05-17	Restricted Stock Unit	$	M	8270	Disposed		Common Stock (8270)	Direct
2021-05-17	Restricted Stock Unit	$	M	955	Disposed		Common Stock (955)	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock - Jt. Tenant W/wife	20327	Direct

Holdings (Derivative)

Security	Exercise Price	Expiration	Underlying	Shares	Ownership
Restricted Stock Unit	$		Common Stock (13546)	13546	Direct
Restricted Stock Unit	$		Common Stock (29316)	29316	Direct
Restricted Stock Unit	$		Common Stock (13639)	13639	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 will vest ratably over three years from grant date. Vested shares will be delivered to the reporting person within sixty (60) days after vesting. Events such as retirement, death, disability, and others specified in the agreement may result in vesting prior to the vesting dates.

F3: The Restricted Stock Units vest 100% on April 15, 2022. Vested shares will be delivered to the reporting person within thirty (30) days after April 15, 2022. Events such as retirement, death, disability, and others specified in the agreement may result in vesting prior to April 15, 2022.

F4: The Restricted Stock Units vest 100% on April 14, 2023. Vested shares will be delivered to the reporting person within thirty (30) days after April 14, 2023. Events such as retirement, death, disability, and others specified in the agreement may result in vesting prior to April 14, 2023.

F5: The Restricted Stock Units vest 100% on April 15, 2024. Vested shares will be delivered to the reporting person within thirty (30) days after April 15, 2024. Events such as retirement, death, disability, and others specified in the agreement may result in vesting prior to April 15, 2024.