CORNING INC /NY — Director's Dealing 2021

Apr 1, 2021

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: CORNING INC /NY (GLW)
CIK: 0000024741
Period of Report: 2021-03-31

Reporting Person: Kinlin Clark S (Retired Exec. Vice President)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2021-03-31	Common Stock	M	18722	—	Acquired	70998	Direct
2021-03-31	Common Stock	M	16451	—	Acquired	87449	Direct
2021-03-31	Common Stock	M	35482	—	Acquired	122931	Direct
2021-03-31	Common Stock	M	8057	—	Acquired	130988	Direct
2021-03-31	Common Stock	M	872	—	Acquired	131860	Direct
2021-03-31	Common Stock	F	34113	$43.51	Disposed	97747	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2021-03-31	Restricted Stock Unit	$	M	18722	Disposed		Common Stock (18722)	Direct
2021-03-31	Restricted Stock Unit	$	M	16451	Disposed		Common Stock (16451)	Direct
2021-03-31	Restricted Stock Unit	$	M	35482	Disposed		Common Stock (35482)	Direct
2021-03-31	Restricted Stock Unit	$	M	8057	Disposed		Common Stock (8057)	Direct
2021-03-31	Restricted Stock Unit	$	M	872	Disposed		Common Stock (872)	Direct
2021-03-31	Restricted Stock Unit	$	D	20947	Disposed		Common Stock (20947)	Direct
2021-03-31	Restricted Stock Unit	$	D	2268	Disposed		Common Stock (2268)	Direct

Footnotes

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

F2: Earned Restricted Stock Units awarded April 2, 2018 remained restricted until March 31, 2021, when they vested and converted into GLW common stock per terms of April 2018 agreement approved by the Compensation Committee.

F3: Earned Restricted Stock Units awarded April 1, 2019 remained restricted until March 31, 2021, when they vested and converted into GLW common stock per terms of April 2019 agreement approved by the Compensation Committee.

F4: Earned Restricted Stock Units awarded April 1, 2020 remained restricted until March 31, 2021, when they vested and converted into GLW common stock per terms of April 2020 agreement approved by the Compensation Committee.

F5: Earned Restricted Stock Units awarded May 15, 2020 remained restricted until March 31, 2021, when they vested and converted into GLW common stock per terms of May 2020 agreement approved by the Compensation Committee.

F6: Represents the forfeiture of Restricted Stock Units awarded May 15, 2020, per terms of the May 2020 agreement approved by the Compensation Committee.

F7: Restricted Stock Units awarded May 15, 2020 were forfeited on March 31, 2021 per terms of May 2020 agreement approved by the Compensation Committee.

F8: Not applicable.