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: Fang Li (Pres&GM, Corning Greater China)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2021-05-17	Common Stock	M	3953	—	Acquired	3953	Direct
2021-05-17	Common Stock	D	3953	$44.19	Disposed	0	Direct
2021-05-17	Common Stock	M	582	—	Acquired	582	Direct
2021-05-17	Common Stock	D	582	$44.19	Disposed	0	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2021-05-17	Restricted Stock Unit	$	M	3953	Disposed		Common Stock (3953)	Direct
2021-05-17	Restricted Stock Unit	$	M	582	Disposed		Common Stock (582)	Direct

Footnotes

F1: The restricted stock units will be settled solely in cash ("cash-settled RSUs"). Each cash-settled RSU is the economic equivalent of one share of Corning Incorporated Common Stock.

F2: The cash-settled RSUs will vest ratably over three years from the May 15, 2020 grant date. Vested units will be settled 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.