Edward A. Schlesinger - 04 Feb 2026 Form 4 Insider Report for CORNING INC /NY (GLW)

Role
Exec. Vice President and CFO
Signature
Melissa J. Gambol, Power of Attorney
Issuer symbol
GLW
Transactions as of
04 Feb 2026
Net transactions value
-$217,186
Form type
4
Filing time
06 Feb 2026, 16:35:39 UTC
Previous filing
29 Jan 2026
Next filing
11 Feb 2026
SEC
View on sec.gov

Reporting Owners (1)

Name Relationship Address Signature Signature date CIK
Schlesinger Edward A Exec. Vice President and CFO ONE RIVERFRONT PLAZA, CORNING Melissa J. Gambol, Power of Attorney 06 Feb 2026 0001658538

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction GLW Common Stock Options Exercise $0 +623 +1.1% $0.000000 55,403 04 Feb 2026 Direct F1
transaction GLW Common Stock Options Exercise $0 +564 +1% $0.000000 55,967 04 Feb 2026 Direct F1
transaction GLW Common Stock Options Exercise $0 +793 +1.4% $0.000000 56,760 04 Feb 2026 Direct F1
transaction GLW Common Stock Tax liability $217,186 -1,980 -3.5% $109.69 54,780 04 Feb 2026 Direct

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Underlying Class Amount Exercise Price Ownership Footnotes
transaction GLW Performance Share Unit Award $0 +17,576 $0.000000 17,576 04 Feb 2026 Common Stock 17,576 Direct F1, F3
transaction GLW Performance Share Unit Award $0 +15,910 +80% $0.000000 35,839 04 Feb 2026 Common Stock 15,910 Direct F1, F4
transaction GLW Performance Share Unit Award $0 +22,362 +100% $0.000000 44,774 04 Feb 2026 Common Stock 22,362 Direct F1, F5
transaction GLW Performance Share Unit Options Exercise $0 -623 -3.5% $0.000000 16,953 04 Feb 2026 Common Stock 623 Direct F1, F6
transaction GLW Performance Share Unit Options Exercise $0 -564 -1.6% $0.000000 35,275 04 Feb 2026 Common Stock 564 Direct F1, F7
transaction GLW Performance Share Unit Options Exercise $0 -793 -1.8% $0.000000 43,981 04 Feb 2026 Common Stock 793 Direct F1, F8
holding GLW Performance Share Unit 1,415 04 Feb 2026 Common Stock 1,415 Direct F1, F2
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 Each performance share unit represents a contingent right to receive one share of Corning Incorporated common stock.
F2 The performance share units (PSUs) earned February 7, 2024 will vest 1/3 after 1 year from the February 8, 2023 grant date and 1/6 every 6 months thereafter until fully vested on the third anniversary of the grant date.
F3 Performance share units (PSUs) were earned February 4, 2026 per Compensation Committee decision that performance criteria were satisfied for fiscal year 2025 pursuant to the 2025 agreement. Earned PSUs remain restricted until April 14, 2028, when they vest and convert to common stock, subject to service-based vesting requirement.
F4 Performance share units (PSUs) were earned February 4, 2026 per Compensation Committee decision that performance criteria were satisfied for fiscal year 2025 pursuant to the 2024 agreement. Earned PSUs remain restricted until April 15, 2027, when they vest and convert to common stock, subject to service-based vesting requirement.
F5 Performance share units (PSUs) were earned February 4, 2026 per Compensation Committee decision that performance criteria were satisfied for fiscal year 2025 pursuant to the 2023 agreement. Earned PSUs remain restricted until April 15, 2026, when they vest and convert to common stock, subject to service-based vesting requirement.
F6 Vesting to satisfy tax requirement pursuant to the 2025 agreement.
F7 Vesting to satisfy tax requirement pursuant to the 2024 agreement.
F8 Vesting to satisfy tax requirement pursuant to the 2023 agreement.