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CORNING INC /NY Director's Dealing 2026

Jan 6, 2026

29942_dirs_2026-01-06_0d75fc9a-b09e-40fa-91ff-a68cdf334649.zip

Director's Dealing

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SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: CORNING INC /NY (GLW)
CIK: 0000024741
Period of Report: 2026-01-02

Reporting Person: Gullo Michelle L (Senior Vice President & CHRO)

Non-Derivative Transactions

Date Security Code Shares Price A/D Holdings After Ownership
2026-01-02 Common Stock M 283 Acquired 36283 Direct
2026-01-02 Common Stock F 283 $90.67 Disposed 36000 Direct

Derivative Transactions

Date Security Exercise Price Code Shares A/D Expiration Underlying Ownership
2026-01-02 Restricted Stock Unit $ M 283 Disposed Common Stock (283) Direct

Holdings (Non-Derivative)

Security Shares Ownership
Common Stock - Held by Spouse 44 Indirect

Holdings (Derivative)

Security Exercise Price Expiration Underlying Shares Ownership
Restricted Stock Unit $ Common Stock (918) 918 Direct
Restricted Stock Unit $ Common Stock (76) 76 Indirect
Restricted Stock Unit $ Common Stock (4378) 4378 Direct
Restricted Stock Unit $ Common Stock (3793) 3793 Direct

Footnotes

F1: The reporting person disclaims beneficial ownership of all securities held by spouse.

F2: Each restricted stock unit represents a contingent right to receive one share of Corning Incorporated common stock.

F3: The restricted stock units (RSUs) granted on February 8, 2023 vest 1/3 after 1 year from the grant date and 1/6 every 6 months thereafter until fully vested on the third anniversary of the grant date.

F4: The restricted stock units (RSUs) vest 100% on April 15, 2027. Events such as retirement, death, disability, and others specified in the agreement may result in vesting prior to the vesting date.

F5: 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.

F6: The restricted stock units (RSUs) vest 100% on April 14, 2028. Events such as retirement, death, disability, and others specified in the agreement may result in vesting prior to the vesting date.