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Corning Inc. (NYSE:GLW)

This company has been moved to the archive! The financial data has not been updated since May 2, 2024.

Adjustments to Financial Statements

Microsoft Excel

Adjustments to Current Assets

Corning Inc., adjusted current assets

US$ in millions

Microsoft Excel
Dec 31, 2023 Dec 31, 2022 Dec 31, 2021 Dec 31, 2020 Dec 31, 2019
As Reported
Current assets 7,212 7,453 7,659 8,004 7,463
Adjustments
Add: Doubtful accounts 30 40 42 46 41
After Adjustment
Adjusted current assets 7,242 7,493 7,701 8,050 7,504

Based on: 10-K (reporting date: 2023-12-31), 10-K (reporting date: 2022-12-31), 10-K (reporting date: 2021-12-31), 10-K (reporting date: 2020-12-31), 10-K (reporting date: 2019-12-31).


A general analysis of the liquidity position reveals a peak in both current and adjusted current assets during the 2020 fiscal year, followed by a consistent downward trend through 2023. The alignment between the reported and adjusted figures suggests that the adjustments made to current assets are marginal and proportional to the overall asset base.

Current Asset Trajectory
Current assets experienced an initial increase from 7,463 million USD in 2019 to 8,004 million USD in 2020. Subsequently, a steady decline was observed over the next three years, with the balance falling to 7,659 million USD in 2021, 7,453 million USD in 2022, and concluding at 7,212 million USD in 2023.
Adjusted Current Asset Trajectory
The adjusted current assets followed a nearly identical pattern to the reported assets, peaking at 8,050 million USD in 2020 after starting at 7,504 million USD in 2019. The values then decreased annually, reaching 7,701 million USD in 2021, 7,493 million USD in 2022, and 7,242 million USD in 2023.
Analysis of Adjustment Variance
A positive variance is maintained consistently across the five-year period, with adjusted current assets remaining higher than reported current assets. This variance peaked in 2020 at 46 million USD and gradually narrowed to 30 million USD by 2023. The stability of this gap indicates that the factors necessitating the adjustment remained relatively constant regardless of the overall fluctuations in asset levels.

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Adjustments to Total Assets

Corning Inc., adjusted total assets

US$ in millions

Microsoft Excel
Dec 31, 2023 Dec 31, 2022 Dec 31, 2021 Dec 31, 2020 Dec 31, 2019
As Reported
Total assets 28,500 29,499 30,154 30,775 28,898
Adjustments
Add: Operating lease right-of-use asset (before adoption of FASB Topic 842)1 — — — — —
Add: Doubtful accounts 30 40 42 46 41
Less: Deferred tax assets2 1,153 1,073 1,066 1,121 1,157
After Adjustment
Adjusted total assets 27,377 28,466 29,130 29,700 27,782

Based on: 10-K (reporting date: 2023-12-31), 10-K (reporting date: 2022-12-31), 10-K (reporting date: 2021-12-31), 10-K (reporting date: 2020-12-31), 10-K (reporting date: 2019-12-31).

1 Operating lease right-of-use asset (before adoption of FASB Topic 842). See details »

2 Deferred tax assets. See details »


An analysis of asset valuations from 2019 through 2023 reveals a cyclical pattern characterized by an initial expansion followed by a sustained period of contraction.

Total Asset Trajectory
Total assets experienced an increase of approximately 6.5% between 2019 and 2020, reaching a peak of 30,775 million USD. Following this peak, a consistent downward trend is observed over the subsequent three years, with assets declining annually to 28,500 million USD by December 31, 2023. This final figure represents a slight decrease compared to the 2019 baseline.
Adjusted Total Asset Performance
Adjusted total assets closely mirrored the trajectory of total assets, peaking in 2020 at 29,700 million USD before entering a continuous decline. By the end of 2023, adjusted assets decreased to 27,377 million USD. The high correlation between total and adjusted assets suggests that the primary drivers of asset fluctuation affected both metrics uniformly.
Analysis of Asset Adjustments
The variance between total assets and adjusted total assets remained relatively stable over the five-year period. The adjustment range fluctuated narrowly between 1,024 million USD in 2021 and 1,123 million USD in 2023. This consistency indicates that the underlying components being adjusted are non-volatile and do not vary significantly relative to the overall scale of the balance sheet.

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Adjustments to Current Liabilities

Corning Inc., adjusted current liabilities

US$ in millions

Microsoft Excel
Dec 31, 2023 Dec 31, 2022 Dec 31, 2021 Dec 31, 2020 Dec 31, 2019
As Reported
Current liabilities 4,319 5,175 4,806 3,767 3,521
Adjustments
Less: Deferred revenue, current 181 144 148 152 —
After Adjustment
Adjusted current liabilities 4,138 5,031 4,658 3,615 3,521

Based on: 10-K (reporting date: 2023-12-31), 10-K (reporting date: 2022-12-31), 10-K (reporting date: 2021-12-31), 10-K (reporting date: 2020-12-31), 10-K (reporting date: 2019-12-31).


Current liabilities experienced a period of sustained growth between 2019 and 2022, followed by a notable contraction in 2023. Reported liabilities increased from 3,521 million USD in 2019 to a peak of 5,175 million USD in 2022, representing a total increase of approximately 47% over that three-year interval. This upward trend reversed in 2023, with liabilities decreasing to 4,319 million USD.

Analysis of Liability Adjustments
A divergence between reported current liabilities and adjusted current liabilities is observed beginning in 2020. While the values were identical in 2019, a consistent downward adjustment was applied in all subsequent years. The magnitude of this adjustment remained relatively stable, ranging from 144 million USD in 2022 to 181 million USD in 2023, suggesting the removal of specific non-core or non-recurring obligations from the analytical baseline.
Trend Correlation
The adjusted current liabilities closely mirrored the trajectory of the reported liabilities, peaking in 2022 at 5,031 million USD. Both metrics demonstrate a synchronized increase from 2019 through 2022 and a simultaneous decline in 2023, indicating that the adjustments did not fundamentally alter the overall trend of short-term obligations.
Recent Obligation Reduction
The 2023 fiscal year showed a significant reduction in short-term liabilities. Current liabilities decreased by approximately 16.5% relative to 2022 levels, while adjusted current liabilities saw a steeper decline of approximately 17.7%, bringing the adjusted balance to 4,138 million USD.

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Adjustments to Total Liabilities

Corning Inc., adjusted total liabilities

US$ in millions

Microsoft Excel
Dec 31, 2023 Dec 31, 2022 Dec 31, 2021 Dec 31, 2020 Dec 31, 2019
As Reported
Total liabilities 16,632 17,224 17,609 17,327 15,901
Adjustments
Add: Operating lease liability (before adoption of FASB Topic 842)1 — — — — —
Less: Deferred tax liabilities (included in Other liabilities)2 218 243 258 313 325
Less: Deferred revenue 860 869 912 1,024 —
After Adjustment
Adjusted total liabilities 15,554 16,112 16,439 15,990 15,576

Based on: 10-K (reporting date: 2023-12-31), 10-K (reporting date: 2022-12-31), 10-K (reporting date: 2021-12-31), 10-K (reporting date: 2020-12-31), 10-K (reporting date: 2019-12-31).

1 Operating lease liability (before adoption of FASB Topic 842). See details »

2 Deferred tax liabilities (included in Other liabilities). See details »


An analysis of the liability structure from 2019 through 2023 reveals a trajectory characterized by an initial increase followed by a period of gradual reduction. Both total and adjusted liabilities peaked in 2021 before entering a downward trend.

Liability Trend Analysis
Total liabilities grew from 15,901 million US$ in 2019 to a maximum of 17,609 million US$ in 2021. This peak was followed by a consecutive two-year decline, resulting in a balance of 16,632 million US$ by December 31, 2023. Adjusted total liabilities followed a nearly identical pattern, rising from 15,576 million US$ in 2019 to a peak of 16,439 million US$ in 2021, before decreasing to 15,554 million US$ by the end of 2023.
Evaluation of Adjustments
A significant expansion in the variance between total and adjusted liabilities occurred between 2019 and 2020. The difference grew from 325 million US$ in 2019 to 1,337 million US$ in 2020. From 2020 through 2023, this adjustment remained substantial and relatively stable, fluctuating between 1,078 million US$ and 1,337 million US$, indicating a consistent set of exclusions or modifications applied to the total liability figure during this period.
Comparative Final Positioning
By the end of the observed period in 2023, adjusted total liabilities had returned to a level slightly below the 2019 baseline. In contrast, total liabilities remained approximately 731 million US$ higher than the 2019 starting point, highlighting that the magnitude of the adjustments increased over the five-year duration.

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Adjustments to Stockholders’ Equity

Corning Inc., adjusted total Corning Incorporated shareholders’ equity

US$ in millions

Microsoft Excel
Dec 31, 2023 Dec 31, 2022 Dec 31, 2021 Dec 31, 2020 Dec 31, 2019
As Reported
Total Corning Incorporated shareholders’ equity 11,551 12,008 12,333 13,257 12,907
Adjustments
Less: Net deferred tax assets (liabilities)1 935 830 808 808 832
Add: Doubtful accounts 30 40 42 46 41
Add: Deferred revenue 860 869 912 1,024 —
Add: Non-controlling interest 317 267 212 191 90
After Adjustment
Adjusted total equity 11,823 12,354 12,691 13,710 12,206

Based on: 10-K (reporting date: 2023-12-31), 10-K (reporting date: 2022-12-31), 10-K (reporting date: 2021-12-31), 10-K (reporting date: 2020-12-31), 10-K (reporting date: 2019-12-31).

1 Net deferred tax assets (liabilities). See details »


Between 2019 and 2023, both total shareholders' equity and adjusted total equity exhibit a similar trajectory, characterized by a peak in 2020 followed by a consistent multi-year contraction. The overall trend indicates a reduction in the company's equity base over the five-year period.

Total Shareholders' Equity Trend
Total equity rose from 12,907 million USD in 2019 to a peak of 13,257 million USD in 2020. However, a sustained downward trend followed, with values declining to 12,333 million USD in 2021, 12,008 million USD in 2022, and finally 11,551 million USD in 2023. This represents a total decrease of approximately 10.5% from the initial 2019 level.
Adjusted Total Equity Trend
Adjusted equity mirrors the movement of the total equity figure, increasing from 12,206 million USD in 2019 to a maximum of 13,710 million USD in 2020. Subsequent years show a steady decline, ending at 11,823 million USD in 2023. The decline from the 2020 peak to the 2023 year-end is approximately 13.7%.
Equity Adjustment Variance
The relationship between total equity and adjusted equity shifted after 2019. In 2019, total equity was higher than adjusted equity by 701 million USD. From 2020 through 2023, the trend inverted, with adjusted equity consistently exceeding total equity. This positive variance peaked in 2020 at 453 million USD and gradually compressed to 272 million USD by the end of 2023.

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Adjustments to Capitalization Table

Corning Inc., adjusted capitalization table

US$ in millions

Microsoft Excel
Dec 31, 2023 Dec 31, 2022 Dec 31, 2021 Dec 31, 2020 Dec 31, 2019
As Reported
Current portion of long-term debt and short-term borrowings 320 224 55 156 11
Long-term debt, excluding current portion 7,206 6,687 6,989 7,816 7,729
Total reported debt 7,526 6,911 7,044 7,972 7,740
Total Corning Incorporated shareholders’ equity 11,551 12,008 12,333 13,257 12,907
Total reported capital 19,077 18,919 19,377 21,229 20,647
Adjustments to Debt
Add: Operating lease liability (before adoption of FASB Topic 842)1 — — — — —
Add: Short-term operating lease liabilities2 112 111 94 96 62
Add: Long-term operating lease liabilities3 846 795 691 633 450
Adjusted total debt 8,484 7,817 7,829 8,701 8,252
Adjustments to Equity
Less: Net deferred tax assets (liabilities)4 935 830 808 808 832
Add: Doubtful accounts 30 40 42 46 41
Add: Deferred revenue 860 869 912 1,024 —
Add: Non-controlling interest 317 267 212 191 90
Adjusted total equity 11,823 12,354 12,691 13,710 12,206
After Adjustment
Adjusted total capital 20,307 20,171 20,520 22,411 20,458

Based on: 10-K (reporting date: 2023-12-31), 10-K (reporting date: 2022-12-31), 10-K (reporting date: 2021-12-31), 10-K (reporting date: 2020-12-31), 10-K (reporting date: 2019-12-31).

1 Operating lease liability (before adoption of FASB Topic 842). See details »

2 Short-term operating lease liabilities. See details »

3 Long-term operating lease liabilities. See details »

4 Net deferred tax assets (liabilities). See details »


An analysis of the capitalization structure from 2019 to 2023 reveals a period of moderate volatility in debt levels and a sustained contraction in shareholders' equity. While total reported capital experienced a peak in 2020 followed by a decline, adjusted capital figures demonstrate a higher level of stability over the same timeframe.

Debt Obligations and Adjustments
Total reported debt fluctuated between 2019 and 2023, peaking at 7,972 million in 2020, reaching a low of 6,911 million in 2022, and recovering to 7,526 million by the end of 2023. Adjusted total debt consistently exceeds reported debt across all years. Notably, the variance between reported and adjusted debt increased over the period, growing from a difference of 512 million in 2019 to 958 million in 2023, indicating an increasing upward adjustment to debt liabilities.
Equity Trends
A persistent downward trend is observed in shareholders' equity beginning after 2020. Reported equity declined from 13,257 million in 2020 to 11,551 million in 2023. Adjusted equity followed a similar trajectory of decline after 2020, although it remained higher than reported equity from 2020 through 2023, suggesting a systematic adjustment that partially offsets the reported equity decrease.
Total Capitalization Analysis
Reported total capital peaked in 2020 at 21,229 million before decreasing to 19,077 million in 2023. In contrast, adjusted total capital showed greater resilience; after peaking at 22,411 million in 2020, it stabilized within a tight range between 20,171 million and 20,520 million from 2021 to 2023. The gap between reported and adjusted total capital widened significantly after 2019, shifting from a slight negative adjustment in 2019 to a substantial positive adjustment exceeding 1.2 billion by 2023.

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Adjustments to Revenues

Corning Inc., adjusted net sales

US$ in millions

Microsoft Excel
12 months ended: Dec 31, 2023 Dec 31, 2022 Dec 31, 2021 Dec 31, 2020 Dec 31, 2019
As Reported
Net sales 12,588 14,189 14,082 11,303 11,503
Adjustment
Add: Increase (decrease) in deferred revenue (9) (43) (112) 1,024 —
After Adjustment
Adjusted net sales 12,579 14,146 13,970 12,327 11,503

Based on: 10-K (reporting date: 2023-12-31), 10-K (reporting date: 2022-12-31), 10-K (reporting date: 2021-12-31), 10-K (reporting date: 2020-12-31), 10-K (reporting date: 2019-12-31).


Revenue performance between 2019 and 2023 is characterized by a period of significant expansion followed by a moderate contraction. Both reported and adjusted net sales reached their peak in 2022 before experiencing a decline in the final year of the analyzed period.

Net Sales Trend Analysis
Reported net sales remained relatively stable between 2019 and 2020, with a marginal decrease from 11,503 million US$ to 11,303 million US$. A substantial increase occurred in 2021, with revenues rising to 14,082 million US$, followed by a peak of 14,189 million US$ in 2022. This upward trajectory reversed in 2023, as net sales declined to 12,588 million US$, representing an 11.3% decrease from the 2022 high.
Adjusted Net Sales Trend Analysis
Adjusted net sales grew from 11,503 million US$ in 2019 to 12,327 million US$ in 2020, diverging from the reported net sales trend for that year. The figures then rose to 13,970 million US$ in 2021 and 14,146 million US$ in 2022. Similar to the reported figures, adjusted net sales declined in 2023 to 12,579 million US$.
Revenue Adjustment Variance
The relationship between reported and adjusted net sales shifted over the five-year period. In 2019, no adjustment was present. In 2020, a significant positive adjustment of 1,024 million US$ was observed. From 2021 through 2023, the trend shifted to negative adjustments, where adjusted net sales were consistently lower than reported net sales. The magnitude of these negative adjustments diminished over time, narrowing from 112 million US$ in 2021 to 9 million US$ in 2023.

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Adjustments to Reported Income

Corning Inc., adjusted net income attributable to Corning Incorporated

US$ in millions

Microsoft Excel
12 months ended: Dec 31, 2023 Dec 31, 2022 Dec 31, 2021 Dec 31, 2020 Dec 31, 2019
As Reported
Net income attributable to Corning Incorporated 581 1,316 1,906 512 960
Adjustments
Add: Deferred income tax expense (benefit)1 (75) (46) 16 (20) (192)
Add: Increase (decrease) in doubtful accounts (10) (2) (4) 5 6
Add: Increase (decrease) in deferred revenue (9) (43) (112) 1,024 —
Add: Other comprehensive income (loss), net of tax (218) (655) (435) 431 (161)
Add: Comprehensive income (loss), net of tax, attributable to noncontrolling interest 67 70 29 11 19
After Adjustment
Adjusted net income 336 640 1,400 1,963 632

Based on: 10-K (reporting date: 2023-12-31), 10-K (reporting date: 2022-12-31), 10-K (reporting date: 2021-12-31), 10-K (reporting date: 2020-12-31), 10-K (reporting date: 2019-12-31).

1 Deferred income tax expense (benefit). See details »


An analysis of the reported net income and adjusted net income reveals significant volatility and a frequent divergence between the two metrics over the five-year period from 2019 to 2023. While both metrics exhibit fluctuations, the magnitude and direction of these changes vary, indicating the presence of substantial non-recurring items and accounting adjustments.

Reported Net Income Trends
Net income attributable to Corning Incorporated experienced a notable decline in 2020, falling to 512 million US dollars. This was followed by a sharp increase to a peak of 1,906 million US dollars in 2021. Since that peak, a consistent downward trajectory has been observed, with income decreasing to 1,316 million US dollars in 2022 and further declining to 581 million US dollars by the end of 2023.
Adjusted Net Income Trends
Adjusted net income followed a different trajectory, characterized by a massive spike in 2020 to 1,963 million US dollars, representing the highest value across all five years. Following this peak, a steady and pronounced decline is evident, with values dropping to 1,400 million US dollars in 2021, 640 million US dollars in 2022, and reaching a period low of 336 million US dollars in 2023.
Analysis of Income Divergence
A stark contrast between reported and adjusted figures is most evident in 2020, where adjusted net income significantly exceeded reported net income by 1,451 million US dollars, suggesting the impact of substantial one-time charges or non-cash losses in the reported results. Conversely, from 2021 through 2023, reported net income remained consistently higher than adjusted net income. This reversal indicates that during the latter part of the period, reported earnings were bolstered by non-recurring gains or adjustments that were excluded from the adjusted net income calculation.
Comparative Performance Summary
The data indicates a general decline in both metrics from 2021 to 2023. The gap between the two figures narrowed in 2023, yet the overall trend reflects a compression of profitability in both reported and adjusted terms over the final three years of the analyzed period.

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