CORNING INC /NY — Director's Dealing 2025

Oct 2, 2025

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: CORNING INC /NY (GLW)
CIK: 0000024741
Period of Report: 2025-09-30

Reporting Person: Ferguson Roger W. Jr. (Director)

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2025-09-30	Restricted Stock Unit	$	A	488	Acquired		Common Stock (488)	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	6938	Direct

Holdings (Derivative)

Security	Exercise Price	Expiration	Underlying	Shares	Ownership
Restricted Stock Unit	$		Common Stock (923)	923	Direct
Restricted Stock Unit	$		Common Stock (25838)	25838	Direct

Footnotes

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

F2: Conversion of restricted stock units to the Company's common stock and distribution of such stock is deferred until a specific date as elected by the participant or termination of service as a Corning director.

F3: Represents annual equity retainer in the form of restricted stock units (RSUs). Each RSU represents a contingent right to receive one share of Corning Incorporated common stock.

F4: Represents restricted stock units (RSUs) granted under the Non-Employee Directors' Deferred Compensation Plan. Each RSU represents a contingent right to receive one share of Corning Incorporated common stock.

F5: Conversion of restricted stock units to the Company's common stock and distribution of such stock under the Non-Employee Directors' Deferred Compensation Plan is deferred until a specific date as elected by the participant or termination of service as a Corning director.