NGGTF (National Grid) Moat Score: 7/10 (As of Jun. 30, 2026)


NGGTF National Grid PLC NGGTF
73 GF Score
Price $16.63
GF Value $9.93
Valuation Significantly Overvalued
! 6 Warning Signs
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What is National Grid Moat Score?

National Grid NGGTF -0.22% 73 Moat Score is 7 as of Jun. 30, 2026. GuruFocus rates NGGTF with a GF Score™ of 73/100 and a GF Value™ of $9.93 (Significantly Overvalued). The stock has 6 warning signs investors should review. Among 548 Utilities - Regulated companies, National Grid ranks better than 99.09% on this metric.

National Grid has the Moat Score of 7, which implies that the company might have Wide Moat - Entry-level wide moat, clearly possessing durable advantages.

National Grid has Wide Moat: National Grid PLC possesses a wide moat due to its significant regulatory barriers, essential infrastructure, and strong pricing power in the utility sector. Its durable cost advantages and market leadership in energy distribution further solidify its position.

Moat Score is a ranking system developed by GuruFocus to assess a company's ability to sustain a competitive advantage, rated on a scale from 0 to 10. It takes into account key factors such as market leadership, cost advantages, network effects, customer switching costs, and more.

The company's Moat Score is based on these criteria:

1. Market leadership and sustainable market share
2. Network effects and significant customer switching costs
3. Valuable intellectual property and patents
4. Strong brand strength and deep customer loyalty
5. Durable cost advantages (e.g., economies of scale, proprietary technology)
6. Significant regulatory barriers and exclusive licenses
7. Superior distribution network
8. Strong and sustainable pricing power
9. Consistent and impactful innovation and R&D capabilities

Based on the research, GuruFocus believes National Grid might have Wide Moat - Entry-level wide moat, clearly possessing durable advantages.

National Grid  (OTCPK:NGGTF) Moat Score Explanation

The Moat Score ranges from 0 to 10, with 10 as the highest. GuruFocus divided Moat Score into following 8 categories:

Moat Score Moat Level
10Wide Moat - Exceptionally dominant and durable wide moat
8 - 9Wide Moat - Clear and robust wide moat
7Wide Moat - Entry-level wide moat, clearly possessing durable advantages
6Narrow Moat - Strong narrow moat, clearly distinguishable but not wide
5Narrow Moat - Solid narrow moat
4Narrow Moat - Discernible but modest moat
1 - 3No Moat - Very weak/transient advantages
0No Moat - No discernible moat

National Grid Moat Score Related Terms

NGGTF vs NEE, SO, DUK: Moat Score Comparison

For the Utilities - Regulated Electric subindustry, National Grid's Moat Score, along with its competitors' market caps and Moat Score data, can be viewed below:

* Competitive companies are chosen from companies within the same industry, with headquarter located in same country, with closest market capitalization; x-axis shows the market cap, and y-axis shows the term value; the bigger the dot, the larger the market cap. Note that "N/A" values will not show up in the chart.

National Grid Moat Score vs Utilities - Regulated Industry

For the Utilities - Regulated industry and Utilities sector, National Grid's Moat Score distribution charts can be found below:

* The bar in red indicates where National Grid's Moat Score falls into.


NGGTF
73GF Score
National Grid PLC NGGTF
Moat Score is just one metric. See GF Score™, valuation, warning signs, and more.
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Frequently Asked Questions Learn more about Moat Score →
What does a Moat Score of 7 mean?
National Grid (NGGTF) has a Moat Score of 7 as of Jun. 30, 2026. Moat Score is a ranking system developed by GuruFocus to assess a company's ability to sustain a competitive advantage, rated on a scale from 0 to 10. It takes into account key factors such as market leadership, cost advantages, network effects, customer switching costs, and more. According to the industry distribution chart, National Grid ranks #5 out of 548 companies in the Utilities - Regulated industry, placing it in the top 0.90000000000001%.
Is National Grid's Moat Score too high?
National Grid's current Moat Score is 7. Based on the distribution chart, National Grid ranks #5 out of 548 companies in the Utilities - Regulated industry, which is in the top quartile — a strong position relative to peers. Overall, National Grid has a GF Score™ of 73/100 and is considered Significantly Overvalued, reflecting its overall financial health beyond just this single metric.
How does National Grid's Moat Score compare to NEE and SO?
According to the Utilities - Regulated industry distribution chart, National Grid ranks #5 out of 548 companies for Moat Score. This places National Grid in the top 1% of its industry — outperforming the majority of peers. See the competitive comparison table and distribution chart on this page for a detailed peer-by-peer breakdown.
What is a good Moat Score for an Utilities - Regulated company?
A good Moat Score depends on the Utilities - Regulated industry context. However, Moat Score should not be evaluated in isolation — investors should consider it alongside profitability, growth, and financial strength metrics. Use the industry distribution chart on this page to see where any company falls relative to its peers.
What does a high Moat Score mean?
A high Moat Score can signal that a stock is expensive relative to its fundamentals. Moat Score is a ranking system developed by GuruFocus to assess a company's ability to sustain a competitive advantage, rated on a scale from 0 to 10. It takes into account key factors such as market leadership, cost advantages, network effects, customer switching costs, and more. National Grid's current Moat Score is 7. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is National Grid stock overvalued right now?
Based on GuruFocus' analysis, National Grid (NGGTF) is currently considered Significantly Overvalued. The stock's GF Value™ is $9.93, compared to a current price of $16.63 — trading 67.5% above its estimated fair value. The current Moat Score is 7. National Grid's overall GF Score™ is 73/100 with 6 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is Moat Score calculated?
Moat Score is calculated from a company's financial statements. For National Grid (NGGTF), the current Moat Score is 7 as of Jun. 30, 2026. GuruFocus calculates this using data sourced from SEC filings and annual reports. See the calculation section and 30-year financial data on this page for the full breakdown.

Is National Grid (NGGTF) Overvalued in 2026?

Based on GuruFocus' analysis, National Grid stock appears to be overvalued. The current stock price of $16.63 is trading 67.5% above its estimated GF Value™ of $9.93. GuruFocus considers National Grid to be Significantly Overvalued.

Key valuation signals for NGGTF:

  • Moat Score: 7
  • GF Value™: $9.93 vs. price of $16.63 (67.5% above fair value)
  • GF Score™: 73/100 with 6 warning signs

No single metric tells the full story. See the NGGTF stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.

National Grid Business Description

Address 1-3 Strand, London, GBR, WC2N 5EH
National Grid owns and operates the electric transmission system in England and Wales. It sold the bulk of its UK gas transmission business in fiscal 2023 to fund the acquisition of PPL's UK power distribution assets. In the Northeastern United States, it serves electricity and gas customers combined in three states. It also owns regulated transmission electricity networks in the United States, metering services and merchant transmission lines in the UK.
73GF Score

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Moat Score is just one metric. See GF Value™, 30-year financials, guru trades, warning signs, and more.

$16.63
Price
$9.93
GF Value