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National Grid PLC (NGG) Financials

NGG
FY2025 annual
Revenue $23.7B -5.5% YoY
Net Income $3.7B +29.3% YoY
EPS (Diluted) $0.79 +9.7% YoY
Free Cash Flow Not reported for FY2025
Market Cap $83.1B as of Oct 22, 2026
Price / Sales 3.5x on $23.7B revenue, FY2025
Price / Earnings 22.2x on $3.7B net income, FY2025
Price / Book 1.7x on $50.0B equity, Q2 FY2026

A multiple compares the market's price with a filed figure; it says what the market pays, not how the business is doing. The market capitalization is the vendor's as of Oct 22, 2026; every other figure is from the SEC filings on this page. Not financial advice.

Source SEC Filings (20-F/6-K) Latest period Q2 FY2026, ended Sep 30, 2025 Reported Currency USD FYE March

Newest figures come from the 6-K for Q2 FY2026, filed Nov 6, 2025. Each column of the statement tables below links to the filing it was taken from, and every filing is listed on the NGG SEC filings page.

National Grid PLC (NGG) reported $23.7B in revenue for fiscal year 2025, down 5.5% from the prior fiscal year. This page shows its income statement, balance sheet, cash flow statement, and key financial ratios. View 10 years of annual fundamentals and quarterly data, with year-over-year growth rates and compound annual growth rates (CAGR). All figures are derived from SEC filings (10-K and 10-Q reports).

Financial Health Signals

Profitability Growth Leverage Liquidity CashFlow Returns 52 / 100
Financial Health Score (5 of 6 dimensions) 52/100
Scored as: Utilities peer group

Scored against utilities for FY2025. Each of the six dimensions is a percentile rank within that peer group, and the overall is the average of the dimensions that can be computed: here 5 of 6, with the others left out rather than counted as zero. A high score means strong standing among peers, not absolute cross-industry strength. How this score is calculated →

Health score ≠ stock price. This rates the quality of National Grid PLC's business: profitability, growth, balance sheet strength. It doesn't tell you whether the stock is a good buy at today's price. Not financial advice. Use it alongside valuation analysis and your own research.

Profitability
78

National Grid PLC has an operating margin of 26.9%, meaning the company retains $27 of operating profit per $100 of revenue. This strong profitability earns a score of 78/100, reflecting efficient cost management and pricing power. This is up from 22.5% the prior year.

Growth
13

National Grid PLC's revenue declined 5.5% year-over-year, from $25.1B to $23.7B. This contraction results in a growth score of 13/100.

Leverage
13

National Grid PLC has elevated debt relative to equity (D/E of 1.13), meaning the company relies heavily on borrowed funds. This high leverage results in a low score of 13/100, reflecting increased financial risk.

Liquidity
87

With a current ratio of 1.35, National Grid PLC holds $1.35 in current assets for every $1 of short-term obligations. This comfortable liquidity earns a score of 87/100.

Cash Flow
n/a

Not available for National Grid PLC, so it is left out of the overall score, which averages the 5 of 6 dimensions that can be computed.

Returns
70

National Grid PLC earns a strong 7.7% return on equity (ROE), meaning it generates $8 of profit for every $100 of shareholders' equity. This efficient capital use earns a returns score of 70/100. This is unchanged from the prior year.

Altman Z-Score Distress
1.45

National Grid PLC scores 1.45, below the 1.81 distress threshold. This indicates elevated financial distress risk and warrants close attention to liquidity and debt levels.

Distress-screening estimate for non-financial companies. Not computed for banks or insurers, where the Altman model does not apply.

Piotroski F-Score Partial
4/6

National Grid PLC passes 4 of 6 computable financial strength tests (3 of the nine could not be computed from available data). All 2 profitability signals pass (positive income, cash flow, and earnings quality), 2 of 3 leverage/liquidity signals pass, the one computable operating efficiency signal (asset turnover improving) does not pass.

Interest Coverage Adequate
2.73x

National Grid PLC earns $2.73 in operating income for every $1 of interest expense ($6.4B vs $2.3B). This adequate coverage means the company can meet its interest obligations, but has limited cushion if earnings fall.

Key Financial Metrics

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Earnings & Revenue

None of these metrics is reported for Q2 2026.

Cash & Balance Sheet

Cash & Debt
$1.2B
YoY-20.9%

National Grid PLC held $1.2B in cash against $56.9B in long-term debt as of Q2 2026.

Free Cash Flow

Not reported for Q2 2026.

Dividends Per Share

Not reported for Q2 2026.

Shares Outstanding

Not reported for Q2 2026.

Margins & Returns

None of these metrics is reported for Q2 2026.

Capital Allocation

None of these metrics is reported for Q2 2026.

NGG Income Statement

Figures in USD, abbreviated K (thousand), M (million), B (billion), T (trillion). Negative values carry a minus sign and red type. Each change compares the year with the year before it, and each quarter with the same quarter a year earlier.

NGG quarterly income statement
MetricQ2'266-KQ4'256-KQ2'256-KQ4'2420-FQ2'246-KQ4'2320-FQ2'236-KQ4'2220-F

Not reported in any period shown, so not listed: Revenue, Cost of Revenue, Gross Profit, R&D Expenses, SG&A Expenses, Operating Income, EBITDA, Interest Expense, Income Tax, Net Income, EPS (Basic), EPS (Diluted), Diluted Shares (Avg).

NGG Balance Sheet

Figures in USD, abbreviated K (thousand), M (million), B (billion), T (trillion). Negative values carry a minus sign and red type. Each change compares the year with the year before it, and each quarter with the same quarter a year earlier.

NGG quarterly balance sheet
MetricQ2'266-KQ4'256-KQ2'256-KQ4'2420-FQ2'246-KQ4'2320-FQ2'236-KQ4'2220-F
Total Assets$139.5B+2.2%$137.7B+10.8%$136.5B+18.6%$124.3B+8.4%$115.1B+2.8%$114.7B-8.1%$112.0B$124.8B+34.5%
Current Assets$12.0B-38.1%$18.5B+40.9%$19.4B+106.1%$13.1B+16.4%$9.4B-41.3%$11.3B-52.3%$16.0B$23.6B+72.3%
Cash & Equivalents$1.2B-20.9%$1.5B+115.1%$1.5B+443.7%$706.4M+250.4%$277.3M-3.9%$201.6M-24.9%$288.4M$268.3M+23.9%
Inventory$861.7M+0.6%$718.3M-31.4%$856.2M-24.7%$1.0B-3.4%$1.1B+5.2%$1.1B+61.2%$1.1B$672.1M+11.0%
Accounts Receivable$3.8B+6.7%$5.3B+22.3%$3.6B-12.6%$4.3B-8.9%$4.1B-0.6%$4.7B-3.0%$4.1B$4.9B+21.3%
Goodwill$12.6B+0.1%$12.3B0.0%$12.6B+3.7%$12.3B+0.9%$12.1B+4.7%$12.2B-2.8%$11.6B$12.5B+98.1%
Total Liabilities$89.5B+1.2%$88.9B+2.8%$88.4B+11.8%$86.5B+10.7%$79.1B-4.8%$78.1B-16.4%$83.1B$93.4B+42.9%
Current Liabilities$12.3B+2.6%$13.7B-4.8%$12.0B+19.1%$14.4B+27.4%$10.1B-55.0%$11.3B-65.3%$22.5B$32.6B+152.1%
Non-Current Liabilities$77.1B+1.0%$75.2B+4.3%$76.4B+10.7%$72.1B+7.9%$69.0B+13.9%$66.8B+9.9%$60.6B$60.8B+16.0%
Long-Term Debt$56.9B-0.1%$55.3B+3.7%$56.9B+10.7%$53.3B+7.7%$51.4B+17.3%$49.5B+12.9%$43.9B$43.9B+15.7%
Total Equity$50.0B+4.1%$48.8B+29.2%$48.0B+33.5%$37.7B+3.3%$36.0B+24.6%$36.5B+16.6%$28.9B$31.3B+14.5%
Retained Earnings$53.8B+3.7%$51.7B+27.6%$51.8B+35.7%$40.5B+3.6%$38.2B+30.8%$39.1B+11.7%$29.2B$35.0B+9.5%

Not reported in any period shown, so not listed: Short-Term Investments, Long-Term Investments.

NGG Cash Flow Statement

Figures in USD, abbreviated K (thousand), M (million), B (billion), T (trillion). Negative values carry a minus sign and red type. Each change compares the year with the year before it, and each quarter with the same quarter a year earlier.

NGG quarterly cash flow statement
MetricQ2'266-KQ4'256-KQ2'256-KQ4'2420-FQ2'246-KQ4'2320-FQ2'236-KQ4'2220-F

Not reported in any period shown, so not listed: Operating Cash Flow, Depreciation & Amortization, Stock-Based Compensation, Capital Expenditures, Free Cash Flow, Investing Cash Flow, Financing Cash Flow, Dividends Paid, Share Buybacks.

NGG Financial Ratios

Margins and returns are percentages; the remaining ratios are unitless multiples. Each change compares the year with the year before it, and each quarter with the same quarter a year earlier.

NGG quarterly financial ratios
MetricQ2'266-KQ4'256-KQ2'256-KQ4'2420-FQ2'246-KQ4'2320-FQ2'236-KQ4'2220-F
Current Ratio0.97-0.6x1.35+0.4x1.61+0.7x0.91-0.1x0.93+0.2x1.00+0.3x0.710.73-0.3x
Debt-to-Equity1.140.0x1.13-0.3x1.19-0.2x1.41+0.1x1.43-0.1x1.360.0x1.521.400.0x
Liabilities-to-Equity1.79-0.1x1.82-0.5x1.84-0.4x2.29+0.2x2.20-0.7x2.14-0.8x2.882.98+0.6x

Not reported in any period shown, so not listed: Gross Margin, Operating Margin, Net Margin, Return on Equity, Return on Assets, Asset Turnover, FCF Margin.

Similar Companies

Newest fiscal year on record for each company. The health score is the peer-relative Financial Health Score for that year; a dash means no score is published for it.

Company Fiscal year Revenue Net income Net margin Market cap Health score
National Grid PLC NGG FY2025 $23.7B $3.7B 15.8% $83.1B 52/100
American Electric Power Company, Inc. AEP FY2025 $21.9B $3.6B 16.4% $69.4B 56/100
Dominion Energy, Inc D FY2025 $16.5B $3.0B 18.2% $54.8B 45/100
The Southern Company SO FY2025 $29.6B $4.3B 14.7% $104.0B 56/100
Duke Energy Corporation DUK FY2025 $31.7B $5.0B 15.7% $94.1B 52/100
Xcel Energy, Inc. XEL FY2025 N/A $2.0B N/A $48.0B —

Frequently Asked Questions

What is National Grid PLC's annual revenue?

National Grid PLC (NGG) reported $23.7B in total revenue for fiscal year 2025. This represents a -5.5% change compared to the previous fiscal year. Revenue measures the total income earned from the company's primary business operations before any expenses are deducted.

How fast is National Grid PLC's revenue growing?

National Grid PLC (NGG) revenue declined by 5.5% year-over-year, from $25.1B to $23.7B in fiscal year 2025.

Is National Grid PLC profitable?

Yes, National Grid PLC (NGG) reported a net income of $3.7B in fiscal year 2025, with a net profit margin of 15.8%.

National Grid PLC (NGG) reported diluted earnings per share of $0.79 for fiscal year 2025. This represents a 9.7% change compared to the previous fiscal year. EPS represents the portion of a company's net income allocated to each outstanding share of common stock and is widely used to evaluate profitability on a per-share basis.

National Grid PLC (NGG) had EBITDA of $9.2B in fiscal year 2025, measuring earnings before interest, taxes, depreciation, and amortization.

As of fiscal year 2025, National Grid PLC (NGG) had $1.5B in cash and equivalents against $55.3B in long-term debt.

National Grid PLC (NGG) had an operating margin of 26.9% in fiscal year 2025, reflecting the profitability of core business operations before interest and taxes.

National Grid PLC (NGG) had a net profit margin of 15.8% in fiscal year 2025, representing the share of revenue converted into profit after all expenses.

National Grid PLC (NGG) has a return on equity of 7.7% for fiscal year 2025, measuring how efficiently the company generates profit from shareholder equity.

National Grid PLC (NGG) had $137.7B in total assets as of fiscal year 2025, including both current and long-term assets.

National Grid PLC (NGG) invested $11.3B in capital expenditures during fiscal year 2025, funding long-term assets and infrastructure.

National Grid PLC (NGG) invested $55.5M in research and development during fiscal year 2025.

National Grid PLC (NGG) had 5.13B shares outstanding as of fiscal year 2025.

National Grid PLC (NGG) had a current ratio of 1.35 as of fiscal year 2025, which is considered adequate.

National Grid PLC (NGG) had a debt-to-equity ratio of 1.13 as of fiscal year 2025. We compute it as long-term debt divided by total shareholder equity, where long-term debt is the noncurrent part of the company's borrowings, so debt due within the next twelve months is not counted.

National Grid PLC (NGG) had a liabilities-to-equity ratio of 1.82 as of fiscal year 2025, which is total liabilities divided by total shareholder equity. Total liabilities counts every obligation on the balance sheet (payables, deposits, insurance reserves and deferred taxes as well as borrowings), so this ratio usually runs well above debt-to-equity.

National Grid PLC (NGG) had a return on assets of 2.7% for fiscal year 2025, measuring how efficiently the company uses its assets to generate profit.

National Grid PLC (NGG) trades at 22.2x earnings, its market capitalization divided by $3.7B net income, FY2025. The market capitalization is $83.1B as of Oct 22, 2026; a multiple compares that price with a filed figure and says nothing about the quality of the business.

National Grid PLC (NGG) trades at 3.5x sales, its market capitalization divided by $23.7B revenue, FY2025. The market capitalization is $83.1B as of Oct 22, 2026; a multiple compares that price with a filed figure and says nothing about the quality of the business.

National Grid PLC (NGG) has an Altman Z-Score of 1.45, placing it in the Distress Zone (elevated bankruptcy risk). The Z-Score combines five financial ratios (working capital, retained earnings, EBIT, market capitalization, and revenue relative to total assets) to predict the likelihood of bankruptcy. Scores above 2.99 indicate financial safety while scores below 1.81 suggest financial distress. Learn more in our complete guide to financial health indicators.

National Grid PLC (NGG) has a Piotroski F-Score of 4 out of 6 computable signals; 3 of the nine could not be computed from available data, so the full-scale strength rating is not shown. The F-Score evaluates nine binary signals across profitability (positive ROA, positive cash flow, improving ROA, earnings quality), leverage (decreasing debt, improving liquidity, no share dilution), and operating efficiency (improving gross margin, improving asset turnover). Scores of 7 to 9 indicate strong and improving fundamentals. Learn more in our complete guide to financial health indicators.

National Grid PLC (NGG) has an interest coverage ratio of 2.73x, meaning it can adequately cover its interest obligations. This ratio divides operating income by interest expense. Ratios above 5x indicate strong debt-servicing ability, while ratios below 2x suggest the company may face difficulty meeting interest payments if earnings decline. Learn more in our complete guide to financial health indicators.

National Grid PLC (NGG) scores 52 out of 100 on our Financial Health Score, indicating moderate standing within its utilities peer group. The score is the average of six dimensions (Profitability, Growth, Leverage, Liquidity, Cash Flow, Returns), each ranked as a percentile relative to companies in the same scoring family (banks against banks, REITs against REITs, and so on) rather than across all industries. For National Grid PLC it averages the 5 of 6 dimensions that can be computed; the others are left out rather than counted as zero. It rates the quality of the business, not whether the stock is fairly priced, and is not financial advice. Learn more in our complete guide to financial health indicators.

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