O'Day Michael Paul

SEC source: 0000024741-26-000200 · form4.xml · nonDerivative · entry 1

O'Day Michael Paul · CIK 0002034226 · SVP and GM, Optical Comm.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 39,122

F1 · shares: Shares withheld to satisfy the Reporting Person's tax withholding obligations upon the vesting of restricted stock.

SEC source: 0000024741-26-000179 · form4.xml · derivative · entry 10

O'Day Michael Paul · CIK 0002034226 · SVP and GM, Optical Comm.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 6,244 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F4 · derivative.exercise_price: Each restricted stock unit represents a contingent right to receive one share of Corning Incorporated common stock.

F9 · derivative.exercise_date: 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.

F9 · derivative.expiration_date: 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.

SEC source: 0000024741-26-000179 · form4.xml · derivative · entry 9

O'Day Michael Paul · CIK 0002034226 · SVP and GM, Optical Comm.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 14,092 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: Each performance share unit represents a contingent right to receive one share of Corning Incorporated common stock.

F8 · derivative.exercise_date: Earned PSUs remain restricted until April 15, 2026, when they vest and convert to common stock, subject to service-based vesting requirement.

F8 · derivative.expiration_date: Earned PSUs remain restricted until April 15, 2026, when they vest and convert to common stock, subject to service-based vesting requirement.

SEC source: 0000024741-26-000179 · form4.xml · nonDerivative · entry 3

O'Day Michael Paul · CIK 0002034226 · SVP and GM, Optical Comm.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 42,618

SEC source: 0000024741-26-000179 · form4.xml · nonDerivative · entry 2

O'Day Michael Paul · CIK 0002034226 · SVP and GM, Optical Comm.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 51,028

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0000024741-26-000179 · form4.xml · nonDerivative · entry 1

O'Day Michael Paul · CIK 0002034226 · SVP and GM, Optical Comm.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 44,784

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0000024741-26-000155 · form4.xml · derivative · entry 5

O'Day Michael Paul · CIK 0002034226 · SVP and GM, Optical Comm.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 6,532

Underlying: Common Stock · 6,532 shares

Expires not disclosed

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

F5 · derivative.exercise_date: The restricted stock units (RSUs) vest 100% on April 16, 2029. Events such as retirement, death, disability, and others specified in the agreement may result in vesting prior to the vesting date.

F5 · derivative.expiration_date: The restricted stock units (RSUs) vest 100% on April 16, 2029. Events such as retirement, death, disability, and others specified in the agreement may result in vesting prior to the vesting date.

SEC source: 0000024741-26-000096 · form4.xml · derivative · entry 6

O'Day Michael Paul · CIK 0002034226 · SVP and GM, Optical Comm.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 1,091 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

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

F5 · derivative.exercise_date: 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.

F5 · derivative.expiration_date: 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.

SEC source: 0000024741-26-000096 · form4.xml · nonDerivative · entry 2

O'Day Michael Paul · CIK 0002034226 · SVP and GM, Optical Comm.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 30,692

SEC source: 0000024741-26-000096 · form4.xml · nonDerivative · entry 1

O'Day Michael Paul · CIK 0002034226 · SVP and GM, Optical Comm.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 31,006

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0000024741-26-000070 · form4.xml · derivative · entry 10

O'Day Michael Paul · CIK 0002034226 · SVP and GM, Optical Comm.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 14,092

Underlying: Common Stock · 227 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: Each performance share unit represents a contingent right to receive one share of Corning Incorporated common stock.

F7 · derivative.exercise_date: Vesting to satisfy tax requirement pursuant to the 2023 agreement.

F7 · derivative.expiration_date: Vesting to satisfy tax requirement pursuant to the 2023 agreement.

SEC source: 0000024741-26-000070 · form4.xml · derivative · entry 9

O'Day Michael Paul · CIK 0002034226 · SVP and GM, Optical Comm.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 10,620

Underlying: Common Stock · 152 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: Each performance share unit represents a contingent right to receive one share of Corning Incorporated common stock.

F6 · derivative.exercise_date: Vesting to satisfy tax requirement pursuant to the 2024 agreement.

F6 · derivative.expiration_date: Vesting to satisfy tax requirement pursuant to the 2024 agreement.

SEC source: 0000024741-26-000070 · form4.xml · derivative · entry 8

O'Day Michael Paul · CIK 0002034226 · SVP and GM, Optical Comm.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 10,276

Underlying: Common Stock · 338 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: Each performance share unit represents a contingent right to receive one share of Corning Incorporated common stock.

F5 · derivative.exercise_date: Vesting to satisfy tax requirement pursuant to the 2025 agreement.

F5 · derivative.expiration_date: Vesting to satisfy tax requirement pursuant to the 2025 agreement.

SEC source: 0000024741-26-000070 · form4.xml · derivative · entry 7

O'Day Michael Paul · CIK 0002034226 · SVP and GM, Optical Comm.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 14,319

Underlying: Common Stock · 7,137 shares

Expires not disclosed

F1 · derivative.exercise_price: Each performance share unit represents a contingent right to receive one share of Corning Incorporated common stock.

F4 · derivative.exercise_date: 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.

F4 · derivative.expiration_date: 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.

SEC source: 0000024741-26-000070 · form4.xml · derivative · entry 6

O'Day Michael Paul · CIK 0002034226 · SVP and GM, Optical Comm.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 10,772

Underlying: Common Stock · 4,772 shares

Expires not disclosed

F1 · derivative.exercise_price: Each performance share unit represents a contingent right to receive one share of Corning Incorporated common stock.

F3 · derivative.exercise_date: 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.

F3 · derivative.expiration_date: 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.

SEC source: 0000024741-26-000070 · form4.xml · derivative · entry 5

O'Day Michael Paul · CIK 0002034226 · SVP and GM, Optical Comm.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 10,614

Underlying: Common Stock · 10,614 shares

Expires not disclosed

F1 · derivative.exercise_price: Each performance share unit represents a contingent right to receive one share of Corning Incorporated common stock.

F2 · derivative.exercise_date: 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.

F2 · derivative.expiration_date: 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.

SEC source: 0000024741-26-000070 · form4.xml · nonDerivative · entry 4

O'Day Michael Paul · CIK 0002034226 · SVP and GM, Optical Comm.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 29,915

SEC source: 0000024741-26-000070 · form4.xml · nonDerivative · entry 3

O'Day Michael Paul · CIK 0002034226 · SVP and GM, Optical Comm.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 30,632

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

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

SEC source: 0000024741-26-000070 · form4.xml · nonDerivative · entry 2

O'Day Michael Paul · CIK 0002034226 · SVP and GM, Optical Comm.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 30,405

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

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

SEC source: 0000024741-26-000070 · form4.xml · nonDerivative · entry 1

O'Day Michael Paul · CIK 0002034226 · SVP and GM, Optical Comm.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 30,253

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

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

SEC source: 0000024741-26-000042 · form4.xml · nonDerivative · entry 1

O'Day Michael Paul · CIK 0002034226 · SVP and GM, Optical Comm.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 29,915

F1 · price: The price reported in column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $110.375 to $110.645, inclusive. The reporting person undertakes to provide to Corning Incorporated, any security holder of Corning Incorporated, or the staff of the SEC, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth previously in this footnote.

SEC source: 0000024741-26-000024 · form4.xml · derivative · entry 6

O'Day Michael Paul · CIK 0002034226 · SVP and GM, Optical Comm.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 14,704

Underlying: Common Stock · 612 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

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

F5 · derivative.exercise_date: 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.

F5 · derivative.expiration_date: 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.

SEC source: 0000024741-26-000024 · form4.xml · nonDerivative · entry 2

O'Day Michael Paul · CIK 0002034226 · SVP and GM, Optical Comm.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 34,966

SEC source: 0000024741-26-000024 · form4.xml · nonDerivative · entry 1

O'Day Michael Paul · CIK 0002034226 · SVP and GM, Optical Comm.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 35,578

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0000024741-25-000141 · form4.xml · nonDerivative · entry 1

O'Day Michael Paul · CIK 0002034226 · SVP and GM, Optical Comm.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 34,966

F1 · kind: Reflects the gift of common stock to a charitable donor advised fund.

SEC source: 0000024741-25-000076 · form4.xml · derivative · entry 6

O'Day Michael Paul · CIK 0002034226 · SVP and GM, Optical Comm.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,091

Underlying: Common Stock · 1,091 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

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

F5 · derivative.exercise_date: 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.

F5 · derivative.expiration_date: 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.

SEC source: 0000024741-25-000076 · form4.xml · nonDerivative · entry 2

O'Day Michael Paul · CIK 0002034226 · SVP and GM, Optical Comm.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 36,357

SEC source: 0000024741-25-000076 · form4.xml · nonDerivative · entry 1

O'Day Michael Paul · CIK 0002034226 · SVP and GM, Optical Comm.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 36,834

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0000024741-25-000050 · form4.xml · nonDerivative · entry 1

O'Day Michael Paul · CIK 0002034226 · SVP and GM, Optical Comm.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 35,743

F1 · price: The price reported in column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $62.34 to $62.40, inclusive. The reporting person undertakes to provide to Corning Incorporated, any security holder of Corning Incorporated, or the staff of the SEC, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth previously in this footnote.

SEC source: 0001127602-25-012799 · form4.xml · nonDerivative · entry 1

O'Day Michael Paul · CIK 0002034226 · SVP and GM, Optical Comm.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 50,622

F1 · shares: Shares withheld to satisfy the Reporting Person's tax withholding obligations upon the vesting of restricted stock.

SEC source: 0001127602-25-012280 · form4.xml · derivative · entry 11

O'Day Michael Paul · CIK 0002034226 · SVP and GM, Optical Comm.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 5,199 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F4 · derivative.exercise_price: Each restricted stock unit represents a contingent right to receive one share of Corning Incorporated common stock.

F10 · derivative.exercise_date: The restricted stock units (RSUs) vested 100% on April 15, 2025.

F10 · derivative.expiration_date: The restricted stock units (RSUs) vested 100% on April 15, 2025.

SEC source: 0001127602-25-012280 · form4.xml · derivative · entry 10

O'Day Michael Paul · CIK 0002034226 · SVP and GM, Optical Comm.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 7,748 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: Each performance share unit represents a contingent right to receive one share of Corning Incorporated common stock.

F9 · derivative.exercise_date: The performance share units (PSUs) vested 100% on April 15, 2025.

F9 · derivative.expiration_date: The performance share units (PSUs) vested 100% on April 15, 2025.

SEC source: 0001127602-25-012280 · form4.xml · nonDerivative · entry 3

O'Day Michael Paul · CIK 0002034226 · SVP and GM, Optical Comm.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 54,118

SEC source: 0001127602-25-012280 · form4.xml · nonDerivative · entry 2

O'Day Michael Paul · CIK 0002034226 · SVP and GM, Optical Comm.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 59,073

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001127602-25-012280 · form4.xml · nonDerivative · entry 1

O'Day Michael Paul · CIK 0002034226 · SVP and GM, Optical Comm.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 53,874

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001127602-25-011384 · form4.xml · derivative · entry 6

O'Day Michael Paul · CIK 0002034226 · SVP and GM, Optical Comm.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 15,316

Underlying: Common Stock · 15,316 shares

Expires not disclosed

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

F6 · derivative.exercise_date: 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.

F6 · derivative.expiration_date: 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.

SEC source: 0001127602-25-004367 · form4.xml · derivative · entry 6

O'Day Michael Paul · CIK 0002034226 · SVP and GM, Optical Comm.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,182

Underlying: Common Stock · 1,091 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

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

F5 · derivative.exercise_date: 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.

F5 · derivative.expiration_date: 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.

SEC source: 0001127602-25-004367 · form4.xml · nonDerivative · entry 2

O'Day Michael Paul · CIK 0002034226 · SVP and GM, Optical Comm.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 46,126

SEC source: 0001127602-25-004367 · form4.xml · nonDerivative · entry 1

O'Day Michael Paul · CIK 0002034226 · SVP and GM, Optical Comm.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 46,392

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001127602-25-003404 · form4.xml · derivative · entry 10

O'Day Michael Paul · CIK 0002034226 · SVP and GM, Optical Comm.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 7,748

Underlying: Common Stock · 175 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: Each performance share unit represents a contingent right to receive one share of Corning Incorporated common stock.

F7 · derivative.exercise_date: Vesting to satisfy tax requirement pursuant to the 2022 agreement.

F7 · derivative.expiration_date: Vesting to satisfy tax requirement pursuant to the 2022 agreement.

SEC source: 0001127602-25-003404 · form4.xml · derivative · entry 9

O'Day Michael Paul · CIK 0002034226 · SVP and GM, Optical Comm.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 7,182

Underlying: Common Stock · 185 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: Each performance share unit represents a contingent right to receive one share of Corning Incorporated common stock.

F6 · derivative.exercise_date: Vesting to satisfy tax requirement pursuant to the 2023 agreement.

F6 · derivative.expiration_date: Vesting to satisfy tax requirement pursuant to the 2023 agreement.

SEC source: 0001127602-25-003404 · form4.xml · derivative · entry 8

O'Day Michael Paul · CIK 0002034226 · SVP and GM, Optical Comm.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 6,000

Underlying: Common Stock · 198 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: Each performance share unit represents a contingent right to receive one share of Corning Incorporated common stock.

F5 · derivative.exercise_date: Vesting to satisfy tax requirement pursuant to the 2024 agreement.

F5 · derivative.expiration_date: Vesting to satisfy tax requirement pursuant to the 2024 agreement.

SEC source: 0001127602-25-003404 · form4.xml · derivative · entry 7

O'Day Michael Paul · CIK 0002034226 · SVP and GM, Optical Comm.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 7,923

Underlying: Common Stock · 5,467 shares

Expires not disclosed

F1 · derivative.exercise_price: Each performance share unit represents a contingent right to receive one share of Corning Incorporated common stock.

F4 · derivative.exercise_date: Performance share units (PSUs) were earned February 4, 2025 per Compensation Committee decision that performance criteria were satisfied for fiscal year 2024 pursuant to the 2022 agreement. Earned PSUs remain restricted until April 15, 2025, when they vest and convert to common stock, subject to service-based vesting requirement.

F4 · derivative.expiration_date: Performance share units (PSUs) were earned February 4, 2025 per Compensation Committee decision that performance criteria were satisfied for fiscal year 2024 pursuant to the 2022 agreement. Earned PSUs remain restricted until April 15, 2025, when they vest and convert to common stock, subject to service-based vesting requirement.

SEC source: 0001127602-25-003404 · form4.xml · derivative · entry 6

O'Day Michael Paul · CIK 0002034226 · SVP and GM, Optical Comm.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 7,367

Underlying: Common Stock · 5,794 shares

Expires not disclosed

F1 · derivative.exercise_price: Each performance share unit represents a contingent right to receive one share of Corning Incorporated common stock.

F3 · derivative.exercise_date: Performance share units (PSUs) were earned February 4, 2025 per Compensation Committee decision that performance criteria were satisfied for fiscal year 2024 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.

F3 · derivative.expiration_date: Performance share units (PSUs) were earned February 4, 2025 per Compensation Committee decision that performance criteria were satisfied for fiscal year 2024 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.

SEC source: 0001127602-25-003404 · form4.xml · derivative · entry 5

O'Day Michael Paul · CIK 0002034226 · SVP and GM, Optical Comm.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 6,198

Underlying: Common Stock · 6,198 shares

Expires not disclosed

F1 · derivative.exercise_price: Each performance share unit represents a contingent right to receive one share of Corning Incorporated common stock.

F2 · derivative.exercise_date: Performance share units (PSUs) were earned February 4, 2025 per Compensation Committee decision that performance criteria were satisfied for fiscal year 2024 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.

F2 · derivative.expiration_date: Performance share units (PSUs) were earned February 4, 2025 per Compensation Committee decision that performance criteria were satisfied for fiscal year 2024 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.

SEC source: 0001127602-25-003404 · form4.xml · nonDerivative · entry 4

O'Day Michael Paul · CIK 0002034226 · SVP and GM, Optical Comm.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 45,301

SEC source: 0001127602-25-003404 · form4.xml · nonDerivative · entry 3

O'Day Michael Paul · CIK 0002034226 · SVP and GM, Optical Comm.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 45,859

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

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

SEC source: 0001127602-25-003404 · form4.xml · nonDerivative · entry 2

O'Day Michael Paul · CIK 0002034226 · SVP and GM, Optical Comm.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 45,684

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

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

SEC source: 0001127602-25-003404 · form4.xml · nonDerivative · entry 1

O'Day Michael Paul · CIK 0002034226 · SVP and GM, Optical Comm.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 45,499

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

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

SEC source: 0001127602-25-000739 · form4.xml · derivative · entry 6

O'Day Michael Paul · CIK 0002034226 · SVP and GM, Optical Comm.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 6,460

Underlying: Common Stock · 427 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

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

F5 · derivative.exercise_date: 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 · derivative.expiration_date: 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.