GULLO MICHELLE L

PrivateCIK: 2096996

Location

CORNING, NY

GULLO MICHELLE L (Senior Vice President & CHRO) exercised options at CORNING INC /NY

Option exercise — a mechanical event triggered by vesting or expiry. Not a discretionary conviction trade.

M · 2 exercises

GULLO MICHELLE L

Filed: 4/16/2026ACC: 0000024741-26-000173

InsiderGULLO MICHELLE LCIK 2096996

→

IssuerCORNING INC /NYCIK 24741

Officer· Senior Vice President & CHRO

Since Feb 2026

-6.20K

Net shares

Net seller

$1.04M

Total sold

0

Open market trades

0B · 0S

5

Total transactions

13.15K acquired · 19.35K disposed

Non-Derivative Transactions3

Common Stock

Direct

M · Option Exercise

Shares

+9.36K

Price / share

—

Trade value

—

% of position

26.0%

4/15/2026

36K→45.36K

Common Stock

Direct

M · Option Exercise

Shares

+3.79K

Price / share

—

Trade value

—

% of position

8.4%

4/15/2026

45.36K→49.15K

Common Stock

Direct

F · Tax Withholding

Shares

−6.20K

Price / share

$168.27

Trade value

$1.04M

% of position

12.6%

4/15/2026

49.15K→42.95K

Total

Net shares

+6.95K

Net value

-$1.04M

Security	Date	Type	Shares	Price / Share	Trade Value	% of Position	Held Before	Held After
Common Stock Direct	4/15/2026	M · Option Exercise	+9.36K	—	—	26.0%	36K	45.36K
Common Stock Direct	4/15/2026	M · Option Exercise	+3.79K	—	—	8.4%	45.36K	49.15K
Common Stock Direct	4/15/2026	F · Tax Withholding	−6.20K	$168.27	$1.04M	12.6%	49.15K	42.95K
Total			+6.95K		-$1.04M

Derivative Transactions2

Performance Share Unit

Direct

M · Option Exercise

Converts to

Common Stock

9.36K shares

Shares

−9.36K

Strike price

Held after

0.00

Exercisable

—

4/15/2026

Restricted Stock Unit

Direct

M · Option Exercise

Converts to

Common Stock

3.79K shares

Shares

−3.79K

Strike price

Held after

0.00

Exercisable

—

4/15/2026

Security	Converts To	Date	Type	Shares	Strike Price	Exercisable	Held After
Performance Share Unit Direct	Common Stock9.36K shares	4/15/2026	M · Option Exercise	−9.36K		—	0.00
Restricted Stock Unit Direct	Common Stock3.79K shares	4/15/2026	M · Option Exercise	−3.79K		—	0.00

Non-Derivative Holdings (Post-Transaction)0

No non-derivative holdings reported

Derivative Holdings (Post-Transaction)5

Performance Share Unit

Direct

Underlying security

Common Stock

Underlying shares

7.40K

Shares owned

7.40K

Exercise price

Expiration

—

Exercise window

—

Restricted Stock Unit

Direct

Underlying security

Common Stock

Underlying shares

2.85K

Shares owned

2.85K

Exercise price

Expiration

—

Exercise window

—

Restricted Stock Unit

Direct

Underlying security

Common Stock

Underlying shares

3.67K

Shares owned

3.67K

Exercise price

Expiration

—

Exercise window

—

Restricted Stock Unit

Direct

Underlying security

Common Stock

Underlying shares

4.38K

Shares owned

4.38K

Exercise price

Expiration

—

Exercise window

—

Performance Share Unit

Direct

Underlying security

Common Stock

Underlying shares

2.64K

Shares owned

2.64K

Exercise price

Expiration

—

Exercise window

—

Total

Underlying

20.94K

Owned

20.94K

Security	Underlying	Exercise Price	Exercise Window	Expiration	Underlying Shares	Shares Owned
Performance Share Unit Direct	Common Stock		—	—	7.40K	7.40K
Restricted Stock Unit Direct	Common Stock		—	—	2.85K	2.85K
Restricted Stock Unit Direct	Common Stock		—	—	3.67K	3.67K
Restricted Stock Unit Direct	Common Stock		—	—	4.38K	4.38K
Performance Share Unit Direct	Common Stock		—	—	2.64K	2.64K
Total					20.94K	20.94K

GULLO MICHELLE L — Insider Transaction (Form 4) Filed Apr 16, 2026 | Finecho