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Pay vs Performance Disclosure - USD ($) | 12 Months Ended
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Dec. 31, 2025 | Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021
Pay vs Performance Disclosure [Table] |  |  |  |  |
Pay vs Performance Disclosure, Table | Pay Versus Performance Table and Disclosures As required by Section 953(a) of the Dodd-Frank Wall Street Reform and Consumer Protection Act, and Item 402(v) of Regulation S-K, we are providing the following information about the relationship between executive compensation actually paid (as defined by SEC rules) and certain financial performance of the Company. The Compensation and Talent Management Committee (the Committee) did not consider the pay versus performance disclosure when making its incentive compensation decisions. For further information about how we align executive compensation with the Company’s performance, see “Compensation Discussion and Analysis” starting on page 54. The following table sets forth the required compensation information for our NEOs, calculated in accordance with SEC regulations, for fiscal years 2025, 2024, 2023, 2022 and 2021.
| Year(1) |  | Summary Compensation Table Total for CEO(2) ($) |  | Compensation Actually Paid to CEO(2) ($) |  | Average Summary Compensation Table Total for Non-CEO NEOs(2) ($) |  | Average Compensation Actually Paid to Non-CEO NEOs(2) ($) |  |  | Value of Initial Fixed $100 Investment Based On: |  | Corning GAAP Net Income ($mm) ($) |  | Corning Core Net Sales ($mm) ($) |
|  |  |  |  |  |  | Corning Total Shareholder Return ($) |  | S&P 500 Communications Equipment Total Shareholder Return(3) ($) |  |  |
| (a) |  | (b) |  |  | (c) |  | (d) |  | (e) |  |  | (f) |  | (g) |  | (h) |  | (i) |
| 2025 |  | $25,756,121 |  |  | $61,628,148 |  | $8,733,797 |  | $16,774,738 |  |  | $279.06 |  | $249.73 |  | $1,596 |  | $16,408 |
| 2024 |  | 21,686,436 |  |  | 40,030,638 |  | 6,661,515 |  | 10,798,419 |  |  | 148.63 |  | 208.45 |  | 506 |  | 14,469 |
| 2023 |  | 15,627,653 |  |  | 12,798,655 |  | 5,062,725 |  | 3,993,516 |  |  | 92.52 |  | 148.95 |  | 581 |  | 13,580 |
| 2022 |  | 16,169,469 |  |  | 8,744,301 |  | 4,271,097 |  | 2,645,033 |  |  | 93.67 |  | 122.17 |  | 1,316 |  | 14,805 |
| 2021 |  | 20,766,032 |  |  | 27,146,225 |  | 6,421,907 |  | 7,930,517 |  |  | 105.92 |  | 152.23 |  | 1,906 |  | 14,120 |
Company Selected Measure Name | Core Net Sales |  |  |  |
Named Executive Officers, Footnote |
(1) | Our CEO, Wendell P. Weeks, served as our Principal Executive Officer in 2025, 2024, 2023, 2022 and 2021. Our other NEOs (“Non-CEO NEOs”) included:
| a. | For 2025, Edward A. Schlesinger, Eric S. Musser (who served for 9 months in 2025), A. Hal Nelson III, Lewis A. Steverson and John Zhang.
| b. | For 2024, Edward A. Schlesinger, Eric S. Musser, A. Hal Nelson III, Lewis A. Steverson and John Zhang.
| c. | For 2023, Edward A. Schlesinger, Lawrence D. McRae, Eric S. Musser and Lewis A. Steverson.
| d. | For 2022, R. Tony Tripeny (who served for four months in 2022), Edward A. Schlesinger, Lawrence D. McRae, Eric S. Musser and Lewis A. Steverson.
| e. | For 2021, R. Tony Tripeny, Lawrence D. McRae, Eric S. Musser and Lewis A. Steverson.
Peer Group Issuers, Footnote | For each year, total shareholder return is shown for the Company, the constituent companies of the S&P 500 Communications Equipment index (the “Comparison Group”). The Comparison Group is the same peer group used by Corning for purposes of Item 201(e) of Regulation S-K under the Exchange Act in Corning’s Annual Reports on Form 10-K for each of the fiscal years ended December 31, 2025, 2024, 2023, 2022 and 2021, which currently consists of the following four companies: Arista Networks, Cisco Systems, F5 and Motorola Solutions, weighted according to the constituent companies’ market capitalization at the beginning of each period for which a return is indicated. |  |  |  |
PEO Total Compensation Amount | $ 25,756,121 | $ 21,686,436 | $ 15,627,653 | $ 16,169,469 | $ 20,766,032
PEO Actually Paid Compensation Amount | $ 61,628,148 | 40,030,638 | 12,798,655 | 8,744,301 | 27,146,225
Adjustment To PEO Compensation, Footnote |
(2) | For each year, the values included in columns (c) and (e) for the compensation actually paid to our CEO and the average compensation paid to our non-CEO NEOs reflect the following adjustments to the values included in column (b) and column (d), respectively:
Reconciliation of |  | 2025 |  | 2024 |  | 2023 |  | 2022 |  | 2021 |
Summary Compensation Totals and Compensation Actual Paid |  | CEO |  | Average Non-CEO NEOs |  | CEO |  | Average Non-CEO NEOs |  | CEO |  | Average Non-CEO NEOs |  | CEO |  | Average Non-CEO NEOs |  | CEO |  | Average Non-CEO NEOs |
Summary Compensation Table Total for CEO (column (b)) |  | $25,756,121 |  | $8,733,797 |  | $21,686,436 |  | $6,661,515 |  | $15,627,653 |  | $5,062,725 |  | $16,169,469 |  | $4,271,097 |  | $20,766,032 |  | $6,421,907 |
+/- Net Change in Pension Value |  | -$2,285,961 |  | -$1,528,964 |  | -$3,465 |  | -$289,109 |  | -$327,691 |  | -$229,731 |  | -$13,662 |  | $174,240 |  | -$12,790 |  | -$129,044 |
+/- Net Change in Stock Awards Value |  | $38,157,988 |  | $9,569,905 |  | $18,347,667 |  | $4,426,013 |  | -$2,487,192 |  | -$834,429 |  | -$7,362,526 |  | -$1,767,045 |  | $5,119,430 |  | $1,318,544 |
+/- Net Change in Option Award Value |  | $0 |  | $0 |  | $0 |  | $0 |  | -$14,116 |  | -$5,049 |  | -$48,980 |  | -$33,259 |  | $1,273,553 |  | $319,111 |
Compensation Actually Paid |  | $61,628,148 |  | $16,774,738 |  | $40,030,638 |  | $10,798,419 |  | $12,798,655 |  | $3,993,516 |  | $8,744,301 |  | $2,645,033 |  | $27,146,225 |  | $7,930,517 |
Non-PEO NEO Average Total Compensation Amount | $ 8,733,797 | 6,661,515 | 5,062,725 | 4,271,097 | 6,421,907
Non-PEO NEO Average Compensation Actually Paid Amount | $ 16,774,738 | 10,798,419 | 3,993,516 | 2,645,033 | 7,930,517
Adjustment to Non-PEO NEO Compensation Footnote |
(2) | For each year, the values included in columns (c) and (e) for the compensation actually paid to our CEO and the average compensation paid to our non-CEO NEOs reflect the following adjustments to the values included in column (b) and column (d), respectively:
Reconciliation of |  | 2025 |  | 2024 |  | 2023 |  | 2022 |  | 2021 |
Summary Compensation Totals and Compensation Actual Paid |  | CEO |  | Average Non-CEO NEOs |  | CEO |  | Average Non-CEO NEOs |  | CEO |  | Average Non-CEO NEOs |  | CEO |  | Average Non-CEO NEOs |  | CEO |  | Average Non-CEO NEOs |
Summary Compensation Table Total for CEO (column (b)) |  | $25,756,121 |  | $8,733,797 |  | $21,686,436 |  | $6,661,515 |  | $15,627,653 |  | $5,062,725 |  | $16,169,469 |  | $4,271,097 |  | $20,766,032 |  | $6,421,907 |
+/- Net Change in Pension Value |  | -$2,285,961 |  | -$1,528,964 |  | -$3,465 |  | -$289,109 |  | -$327,691 |  | -$229,731 |  | -$13,662 |  | $174,240 |  | -$12,790 |  | -$129,044 |
+/- Net Change in Stock Awards Value |  | $38,157,988 |  | $9,569,905 |  | $18,347,667 |  | $4,426,013 |  | -$2,487,192 |  | -$834,429 |  | -$7,362,526 |  | -$1,767,045 |  | $5,119,430 |  | $1,318,544 |
+/- Net Change in Option Award Value |  | $0 |  | $0 |  | $0 |  | $0 |  | -$14,116 |  | -$5,049 |  | -$48,980 |  | -$33,259 |  | $1,273,553 |  | $319,111 |
Compensation Actually Paid |  | $61,628,148 |  | $16,774,738 |  | $40,030,638 |  | $10,798,419 |  | $12,798,655 |  | $3,993,516 |  | $8,744,301 |  | $2,645,033 |  | $27,146,225 |  | $7,930,517 |
Equity Valuation Assumption Difference, Footnote | For each year, the value of stock awards and stock option awards used to calculate Compensation Actually Paid reflect the following assumptions: Stock Options [Member]
| 2025 | 2024 | 2023 | 2022 | 2021
Restricted Stock Units |  |  |  |  |
Stock Price | $41.78 - $87.56 | $31.29 - $47.52 | $30.45 - $34.78 | $31.94 - $35.54 | $37.23 - $45.90
Performance Stock Units |  |  |  |  |
Stock Price | $41.78 - $87.56 | $31.29 - $47.52 | $30.45 - $34.78 | $31.94 - $35.54 | $37.23 - $44.28
Performance Multiplier | 0.48 – 2.20 | 0.48 – 2.00 | 0.49 – 1.99 | 0.49 – 1.99 | 1.00 – 1.81
Stock Options |  |  |  |  |
Stock Price | N/A | N/A | $31.20 | $31.94 - $37.23 | $37.23 - $44.28
Expected Life | N/A | N/A | 4.4 | 4.4 – 5.8 | 4.4 – 6.4
Risk-Free Rate | N/A | N/A | 3.52% | 1.33% - 4.01% | 0.80% - 1.33%
Volatility | N/A | N/A | 34.84% | 30.91% - 34.49% | 30.78% - 33.20%
Dividend Yield | N/A | N/A | 3.6% | 2.6% - 3.4% | 2.2% - 2.6%
Compensation Actually Paid vs. Total Shareholder Return |  |  |  |  |
Compensation Actually Paid vs. Net Income |  |  |  |  |
Compensation Actually Paid vs. Company Selected Measure |  |  |  |  |
Total Shareholder Return Vs Peer Group |  |  |  |  |
Tabular List, Table | The following table identifies the six most important financial performance measures used by the Committee to link the compensation actually paid to our CEO and other NEOs in 2025 to Company performance. The role of each of these performance measures in our NEOs’ compensation is discussed in the CD&A above.
Financial Performance Measures
Core Net Sales
Core Earnings Per Share
Adjusted Free Cash Flow
Return on Invested Capital (ROIC)
Core Gross Margin
Core NPAT
Total Shareholder Return Amount | $ 279.06 | 148.63 | 92.52 | 93.67 | 105.92
Peer Group Total Shareholder Return Amount | 249.73 | 208.45 | 148.95 | 122.17 | 152.23
Net Income (Loss) | $ 1,596,000,000 | $ 506,000,000 | $ 581,000,000 | $ 1,316,000,000 | $ 1,906,000,000
Company Selected Measure Amount | 16,408,000,000 | 14,469,000,000 | 13,580,000,000 | 14,805,000,000 | 14,120,000,000
PEO Name | Wendell P. Weeks | Wendell P. Weeks | Wendell P. Weeks | Wendell P. Weeks | Wendell P. Weeks
Additional 402(v) Disclosure | As required by Section 953(a) of the Dodd-Frank Wall Street Reform and Consumer Protection Act, and Item 402(v) of Regulation S-K, we are providing the following information about the relationship between executive compensation actually paid (as defined by SEC rules) and certain financial performance of the Company. The Compensation and Talent Management Committee (the Committee) did not consider the pay versus performance disclosure when making its incentive compensation decisions. For further information about how we align executive compensation with the Company’s performance, see “Compensation Discussion and Analysis” starting on page 54. The following table sets forth the required compensation information for our NEOs, calculated in accordance with SEC regulations, for fiscal years 2025, 2024, 2023, 2022 and 2021. |  |  |  |
Measure [Axis]: 1 |  |  |  |  |
Pay vs Performance Disclosure [Table] |  |  |  |  |
Measure Name | Core Earnings Per Share |  |  |  |
Measure [Axis]: 2 |  |  |  |  |
Pay vs Performance Disclosure [Table] |  |  |  |  |
Measure Name | Adjusted Free Cash Flow |  |  |  |
Measure [Axis]: 3 |  |  |  |  |
Pay vs Performance Disclosure [Table] |  |  |  |  |
Measure Name | Return on Invested Capital (ROIC) |  |  |  |
Measure [Axis]: 4 |  |  |  |  |
Pay vs Performance Disclosure [Table] |  |  |  |  |
Measure Name | Core Gross Margin |  |  |  |
Measure [Axis]: 5 |  |  |  |  |
Pay vs Performance Disclosure [Table] |  |  |  |  |
Measure Name | Core NPAT |  |  |  |
PEO [Member] | Net Change in Pension Value [Member] |  |  |  |  |
Pay vs Performance Disclosure [Table] |  |  |  |  |
Adjustment to Compensation Amount | $ (2,285,961) | $ (3,465) | $ (327,691) | $ (13,662) | $ (12,790)
PEO [Member] | Net Change in Stock Awards Value [Member] |  |  |  |  |
Pay vs Performance Disclosure [Table] |  |  |  |  |
Adjustment to Compensation Amount | 38,157,988 | 18,347,667 | (2,487,192) | (7,362,526) | 5,119,430
PEO [Member] | Net Change in Option Award Value [Member] |  |  |  |  |
Pay vs Performance Disclosure [Table] |  |  |  |  |
Adjustment to Compensation Amount | 0 | 0 | (14,116) | (48,980) | 1,273,553
Non-PEO NEO [Member] | Net Change in Pension Value [Member] |  |  |  |  |
Pay vs Performance Disclosure [Table] |  |  |  |  |
Adjustment to Compensation Amount | (1,528,964) | (289,109) | (229,731) | 174,240 | (129,044)
Non-PEO NEO [Member] | Net Change in Stock Awards Value [Member] |  |  |  |  |
Pay vs Performance Disclosure [Table] |  |  |  |  |
Adjustment to Compensation Amount | 9,569,905 | 4,426,013 | (834,429) | (1,767,045) | 1,318,544
Non-PEO NEO [Member] | Net Change in Option Award Value [Member] |  |  |  |  |
Pay vs Performance Disclosure [Table] |  |  |  |  |
Adjustment to Compensation Amount | $ 0 | $ 0 | $ (5,049) | $ (33,259) | $ 319,111

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