STEVERSON LEWIS A

SEC source: 0000024741-26-000257 · form4.xml · nonDerivative · entry 1

STEVERSON LEWIS A · CIK 0001508144 · Vice Chairman, EVP and CLAO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 15,052

F1 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $150.84 to $151.80, 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: 0000024741-26-000217 · form4.xml · nonDerivative · entry 1

STEVERSON LEWIS A · CIK 0001508144 · Vice Chairman, EVP and CLAO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 28,152

F1 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $195.34 to $197.11, 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: 0000024741-26-000185 · form4.xml · derivative · entry 10

STEVERSON LEWIS A · CIK 0001508144 · Vice Chairman, EVP and CLAO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 31,109 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: 0000024741-26-000185 · form4.xml · derivative · entry 9

STEVERSON LEWIS A · CIK 0001508144 · Vice Chairman, EVP and CLAO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 71,118 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: 0000024741-26-000185 · form4.xml · nonDerivative · entry 3

STEVERSON LEWIS A · CIK 0001508144 · Vice Chairman, EVP and CLAO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 55,902

SEC source: 0000024741-26-000185 · form4.xml · nonDerivative · entry 2

STEVERSON LEWIS A · CIK 0001508144 · Vice Chairman, EVP and CLAO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 105,688

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: 0000024741-26-000185 · form4.xml · nonDerivative · entry 1

STEVERSON LEWIS A · CIK 0001508144 · Vice Chairman, EVP and CLAO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 74,579

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: 0000024741-26-000149 · form4.xml · derivative · entry 5

STEVERSON LEWIS A · CIK 0001508144 · Vice Chairman, EVP and CLAO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 10,114

Underlying: Common Stock · 10,114 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: 0000024741-26-000099 · form4.xml · nonDerivative · entry 3

STEVERSON LEWIS A · CIK 0001508144 · Vice Chairman, EVP and CLAO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,461

F1 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $129.89 to $130.52, 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: 0000024741-26-000099 · form4.xml · derivative · entry 7

STEVERSON LEWIS A · CIK 0001508144 · Vice Chairman, EVP and CLAO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 1,958 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.

F2 · derivative.exercise_price: Each performance share unit represents a contingent right to receive one share of Corning Incorporated common stock.

F6 · derivative.exercise_date: 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.

F6 · derivative.expiration_date: 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.

SEC source: 0000024741-26-000099 · form4.xml · nonDerivative · entry 2

STEVERSON LEWIS A · CIK 0001508144 · Vice Chairman, EVP and CLAO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 18,827

SEC source: 0000024741-26-000099 · form4.xml · nonDerivative · entry 1

STEVERSON LEWIS A · CIK 0001508144 · Vice Chairman, EVP and CLAO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 19,533

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: 0000024741-26-000062 · form4.xml · derivative · entry 11

STEVERSON LEWIS A · CIK 0001508144 · Vice Chairman, EVP and CLAO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 71,118

Underlying: Common Stock · 1,282 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: Vesting to satisfy tax requirement pursuant to the 2023 agreement.

F8 · derivative.expiration_date: Vesting to satisfy tax requirement pursuant to the 2023 agreement.

SEC source: 0000024741-26-000062 · form4.xml · derivative · entry 10

STEVERSON LEWIS A · CIK 0001508144 · Vice Chairman, EVP and CLAO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 53,617

Underlying: Common Stock · 858 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 2024 agreement.

F7 · derivative.expiration_date: Vesting to satisfy tax requirement pursuant to the 2024 agreement.

SEC source: 0000024741-26-000062 · form4.xml · derivative · entry 9

STEVERSON LEWIS A · CIK 0001508144 · Vice Chairman, EVP and CLAO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 18,163

Underlying: Common Stock · 668 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 2025 agreement.

F6 · derivative.expiration_date: Vesting to satisfy tax requirement pursuant to the 2025 agreement.

SEC source: 0000024741-26-000062 · form4.xml · derivative · entry 8

STEVERSON LEWIS A · CIK 0001508144 · Vice Chairman, EVP and CLAO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 72,400

Underlying: Common Stock · 36,157 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.

F5 · 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.

F5 · 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: 0000024741-26-000062 · form4.xml · derivative · entry 7

STEVERSON LEWIS A · CIK 0001508144 · Vice Chairman, EVP and CLAO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 54,475

Underlying: Common Stock · 24,183 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 2024 agreement. Earned PSUs remain restricted until April 15, 2027, 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 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: 0000024741-26-000062 · form4.xml · derivative · entry 6

STEVERSON LEWIS A · CIK 0001508144 · Vice Chairman, EVP and CLAO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 18,831

Underlying: Common Stock · 18,831 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 2025 agreement. Earned PSUs remain restricted until April 14, 2028, 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 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: 0000024741-26-000062 · form4.xml · nonDerivative · entry 4

STEVERSON LEWIS A · CIK 0001508144 · Vice Chairman, EVP and CLAO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 17,575

SEC source: 0000024741-26-000062 · form4.xml · nonDerivative · entry 3

STEVERSON LEWIS A · CIK 0001508144 · Vice Chairman, EVP and CLAO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 20,383

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: 0000024741-26-000062 · form4.xml · nonDerivative · entry 2

STEVERSON LEWIS A · CIK 0001508144 · Vice Chairman, EVP and CLAO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 19,101

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: 0000024741-26-000062 · form4.xml · nonDerivative · entry 1

STEVERSON LEWIS A · CIK 0001508144 · Vice Chairman, EVP and CLAO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 18,243

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: 0000024741-26-000022 · form4.xml · derivative · entry 5

STEVERSON LEWIS A · CIK 0001508144 · Vice Chairman, EVP and CLAO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 26,077

Underlying: Common Stock · 1,097 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.

F4 · 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.

F4 · 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: 0000024741-26-000022 · form4.xml · nonDerivative · entry 2

STEVERSON LEWIS A · CIK 0001508144 · Vice Chairman, EVP and CLAO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 17,575

SEC source: 0000024741-26-000022 · form4.xml · nonDerivative · entry 1

STEVERSON LEWIS A · CIK 0001508144 · Vice Chairman, EVP and CLAO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 18,672

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: 0000024741-25-000125 · form4.xml · nonDerivative · entry 1

STEVERSON LEWIS A · CIK 0001508144 · Vice Chairman, EVP and CLAO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 17,575

F1 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $88.93 to $89.14, 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: 0000024741-25-000079 · form4.xml · derivative · entry 5

STEVERSON LEWIS A · CIK 0001508144 · Vice Chairman, EVP and CLAO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,958

Underlying: Common Stock · 1,958 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.

F4 · derivative.exercise_date: 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.

F4 · derivative.expiration_date: 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.

SEC source: 0000024741-25-000079 · form4.xml · nonDerivative · entry 2

STEVERSON LEWIS A · CIK 0001508144 · Vice Chairman, EVP and CLAO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 40,717

SEC source: 0000024741-25-000079 · form4.xml · nonDerivative · entry 1

STEVERSON LEWIS A · CIK 0001508144 · Vice Chairman, EVP and CLAO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 41,717

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: 0000024741-25-000051 · form4.xml · nonDerivative · entry 1

STEVERSON LEWIS A · CIK 0001508144 · Vice Chairman, EVP and CLAO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 39,759

F1 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $62.07 to $62.41, 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: 0001127602-25-012289 · form4.xml · derivative · entry 11

STEVERSON LEWIS A · CIK 0001508144 · EVP and CLAO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 29,955 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.

F5 · 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: 0001127602-25-012289 · form4.xml · derivative · entry 10

STEVERSON LEWIS A · CIK 0001508144 · EVP and CLAO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 45,112 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: 0001127602-25-012289 · form4.xml · nonDerivative · entry 3

STEVERSON LEWIS A · CIK 0001508144 · EVP and CLAO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 56,405

SEC source: 0001127602-25-012289 · form4.xml · nonDerivative · entry 2

STEVERSON LEWIS A · CIK 0001508144 · EVP and CLAO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 92,964

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: 0001127602-25-012289 · form4.xml · nonDerivative · entry 1

STEVERSON LEWIS A · CIK 0001508144 · EVP and CLAO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 63,009

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: 0001127602-25-011395 · form4.xml · derivative · entry 5

STEVERSON LEWIS A · CIK 0001508144 · EVP and CLAO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 27,174

Underlying: Common Stock · 27,174 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 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: 0001127602-25-004374 · form4.xml · derivative · entry 6

STEVERSON LEWIS A · CIK 0001508144 · EVP and CLAO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,916

Underlying: Common Stock · 1,957 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: 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.

F5 · derivative.expiration_date: 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.

SEC source: 0001127602-25-004374 · form4.xml · nonDerivative · entry 2

STEVERSON LEWIS A · CIK 0001508144 · EVP and CLAO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 17,897

SEC source: 0001127602-25-004374 · form4.xml · nonDerivative · entry 1

STEVERSON LEWIS A · CIK 0001508144 · EVP and CLAO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 18,603

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: 0001127602-25-003409 · form4.xml · derivative · entry 11

STEVERSON LEWIS A · CIK 0001508144 · EVP and CLAO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 45,112

Underlying: Common Stock · 1,133 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: Vesting to satisfy tax requirement pursuant to the 2022 agreement.

F8 · derivative.expiration_date: Vesting to satisfy tax requirement pursuant to the 2022 agreement.

SEC source: 0001127602-25-003409 · form4.xml · derivative · entry 10

STEVERSON LEWIS A · CIK 0001508144 · EVP and CLAO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 36,243

Underlying: Common Stock · 1,041 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: 0001127602-25-003409 · form4.xml · derivative · entry 9

STEVERSON LEWIS A · CIK 0001508144 · EVP and CLAO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 30,292

Underlying: Common Stock · 1,114 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: 0001127602-25-003409 · form4.xml · derivative · entry 8

STEVERSON LEWIS A · CIK 0001508144 · EVP and CLAO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 46,245

Underlying: Common Stock · 31,958 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.

F5 · 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.

F5 · 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: 0001127602-25-003409 · form4.xml · derivative · entry 7

STEVERSON LEWIS A · CIK 0001508144 · EVP and CLAO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 37,284

Underlying: Common Stock · 29,356 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 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, 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: 0001127602-25-003409 · form4.xml · derivative · entry 6

STEVERSON LEWIS A · CIK 0001508144 · EVP and CLAO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 31,406

Underlying: Common Stock · 31,406 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 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, 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: 0001127602-25-003409 · form4.xml · nonDerivative · entry 4

STEVERSON LEWIS A · CIK 0001508144 · EVP and CLAO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 16,646

SEC source: 0001127602-25-003409 · form4.xml · nonDerivative · entry 3

STEVERSON LEWIS A · CIK 0001508144 · EVP and CLAO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 19,934

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: 0001127602-25-003409 · form4.xml · nonDerivative · entry 2

STEVERSON LEWIS A · CIK 0001508144 · EVP and CLAO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 18,801

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: 0001127602-25-003409 · form4.xml · nonDerivative · entry 1

STEVERSON LEWIS A · CIK 0001508144 · EVP and CLAO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 17,760

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: 0001127602-25-000744 · form4.xml · derivative · entry 5

STEVERSON LEWIS A · CIK 0001508144 · EVP and CLAO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 33,414

Underlying: Common Stock · 1,480 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.

F4 · 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.

F4 · 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.