VERKLEEREN RONALD L

PrivateCIK: 1825613

Location

CORNING, NY

VERKLEEREN RONALD L (Senior VP & GM, Life Sciences) exercised options at CORNING INC /NY

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

M · 2 exercises

VERKLEEREN RONALD L

Filed: 4/16/2026ACC: 0000024741-26-000187

InsiderVERKLEEREN RONALD LCIK 1825613

→

IssuerCORNING INC /NYCIK 24741

Officer· Senior VP & GM, Life Sciences

Since Oct 2020

-22.84K

Net shares

Net seller

$3.84M

Total sold

0

Open market trades

0B · 0S

5

Total transactions

46.90K acquired · 69.75K disposed

Non-Derivative Transactions3

Common Stock

Direct

M · Option Exercise

Shares

+32.57K

Price / share

—

Trade value

—

% of position

95.6%

4/15/2026

34.08K→66.65K

Common Stock

Direct

M · Option Exercise

Shares

+14.33K

Price / share

—

Trade value

—

% of position

21.5%

4/15/2026

66.65K→80.99K

Common Stock

Direct

F · Tax Withholding

Shares

−22.84K

Price / share

$168.27

Trade value

$3.84M

% of position

28.2%

4/15/2026

80.99K→58.14K

Total

Net shares

+24.06K

Net value

-$3.84M

Security	Date	Type	Shares	Price / Share	Trade Value	% of Position	Held Before	Held After
Common Stock Direct	4/15/2026	M · Option Exercise	+32.57K	—	—	95.6%	34.08K	66.65K
Common Stock Direct	4/15/2026	M · Option Exercise	+14.33K	—	—	21.5%	66.65K	80.99K
Common Stock Direct	4/15/2026	F · Tax Withholding	−22.84K	$168.27	$3.84M	28.2%	80.99K	58.14K
Total			+24.06K		-$3.84M

Derivative Transactions2

Performance Share Unit

Direct

M · Option Exercise

Converts to

Common Stock

32.57K shares

Shares

−32.57K

Strike price

Held after

0.00

Exercisable

—

4/15/2026

Restricted Stock Unit

Direct

M · Option Exercise

Converts to

Common Stock

14.33K shares

Shares

−14.33K

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 Stock32.57K shares	4/15/2026	M · Option Exercise	−32.57K		—	0.00
Restricted Stock Unit Direct	Common Stock14.33K shares	4/15/2026	M · Option Exercise	−14.33K		—	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

8.14K

Shares owned

8.14K

Exercise price

Expiration

—

Exercise window

—

Restricted Stock Unit

Direct

Underlying security

Common Stock

Underlying shares

15.33K

Shares owned

15.33K

Exercise price

Expiration

—

Exercise window

—

Restricted Stock Unit

Direct

Underlying security

Common Stock

Underlying shares

11.61K

Shares owned

11.61K

Exercise price

Expiration

—

Exercise window

—

Restricted Stock Unit

Direct

Underlying security

Common Stock

Underlying shares

4.06K

Shares owned

4.06K

Exercise price

Expiration

—

Exercise window

—

Performance Share Unit

Direct

Underlying security

Common Stock

Underlying shares

24.54K

Shares owned

24.54K

Exercise price

Expiration

—

Exercise window

—

Total

Underlying

63.69K

Owned

63.69K

Security	Underlying	Exercise Price	Exercise Window	Expiration	Underlying Shares	Shares Owned
Performance Share Unit Direct	Common Stock		—	—	8.14K	8.14K
Restricted Stock Unit Direct	Common Stock		—	—	15.33K	15.33K
Restricted Stock Unit Direct	Common Stock		—	—	11.61K	11.61K
Restricted Stock Unit Direct	Common Stock		—	—	4.06K	4.06K
Performance Share Unit Direct	Common Stock		—	—	24.54K	24.54K
Total					63.69K	63.69K

VERKLEEREN RONALD L — Insider Transaction (Form 4) Filed Apr 16, 2026 | Finecho