National Grid (CHIX:NGL) Institutional Ownership: 56.86% (As of Jul. 14, 2026)

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Director of Data and Quant Analytics at GuruFocus
Focused on building reliable datasets, financial models, and research tools for value-minded investors. Committed to turning complex data into practical guidance for value-investing and long-term wealth.
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Dr. Charlie Tian is the founder and CEO of GuruFocus.com, a leading global investment research platform established in 2004. With a Ph.D. in physics, Dr. Tian transitioned from science to finance, applying a data-driven, disciplined approach to value investing.

CHIX:NGL National Grid PLC CHIX:NGL
73 GF Score
Price £12.46
GF Value £7.48
Valuation Significantly Overvalued
! 5 Warning Signs
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What is National Grid Institutional Ownership?

National Grid CHIX:NGL +0.48% 73 Institutional Ownership is 56.86% as of Jul. 14, 2026. GuruFocus rates CHIX:NGL with a GF Score™ of 73/100 and a GF Value™ of £7.48 (Significantly Overvalued). The stock has 5 warning signs investors should review.

Institutional ownership is the percentage of shares that are owned by institutions out of the total shares outstanding. As of today, National Grid's institutional ownership is 56.86%.

Insider Ownership is the percentage of shares that are owned by company insiders relative to the total shares outstanding. As of today, National Grid's Insider Ownership is 0.00%.

Float Percentage Of Total Shares Outstanding is the percentage of float shares relative to the total shares outstanding. As of today, National Grid's Float Percentage Of Total Shares Outstanding is 99.96%.

National Grid Institutional Ownership Historical Data

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The historical data trend for National Grid's Institutional Ownership can be seen below:

* For Operating Data section: All numbers are indicated by the unit behind each term and all currency related amount are in USD.
* For other sections: All numbers are in millions except for per share data, ratio, and percentage. All currency related amount are indicated in the company's associated stock exchange currency.

National Grid Institutional Ownership Chart

National Grid Historical Data

The historical data trend for National Grid can be seen below:

2025-08-31 2025-09-30 2025-10-31 2025-12-31 2026-01-31 2026-02-28 2026-03-31 2026-04-30 2026-05-31 2026-06-30
Institutional Ownership 57.59 58.06 58.02 57.35 57.36 57.39 56.86 56.98 57.30 56.86
CHIX:NGL
73GF Score
National Grid PLC CHIX:NGL
Institutional Ownership is just one metric. See GF Score™, valuation, warning signs, and more.
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National Grid Institutional Ownership Calculation

The percentage of shares that are owned by institutions out of the total shares outstanding.

What does a Institutional Ownership of 56.86% mean?
National Grid (CHIX:NGL) has a Institutional Ownership of 56.86% as of Jul. 14, 2026. Institutional ownership equals the percent of shares owned by financial institutions relative to total shares. View historical data on National Grid and its competitors.
Is National Grid's Institutional Ownership too high?
National Grid's current Institutional Ownership is 56.86%. 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 Institutional Ownership compare to NEE and SO?
National Grid's Institutional Ownership of 56.86% can be compared against companies in the Utilities - Regulated industry. See the competitive comparison table and distribution chart on this page for a detailed peer-by-peer breakdown.
What is a good Institutional Ownership for an Utilities - Regulated company?
A good Institutional Ownership depends on the Utilities - Regulated industry context. However, Institutional Ownership 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 Institutional Ownership mean?
A high Institutional Ownership can signal that a stock is expensive relative to its fundamentals. Institutional ownership equals the percent of shares owned by financial institutions relative to total shares. View historical data on National Grid and its competitors. National Grid's current Institutional Ownership is 56.86%. 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 (CHIX:NGL) is currently considered Significantly Overvalued. The stock's GF Value™ is £7.48, compared to a current price of £12.46 — trading 66.5% above its estimated fair value. The current Institutional Ownership is 56.86%. National Grid's overall GF Score™ is 73/100 with 5 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is Institutional Ownership calculated?
Institutional Ownership is calculated from a company's financial statements. For National Grid (CHIX:NGL), the current Institutional Ownership is 56.86% as of Jul. 14, 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 (CHIX:NGL) Overvalued in 2026?

Based on GuruFocus' analysis, National Grid stock appears to be overvalued. The current stock price of £12.46 is trading 66.5% above its estimated GF Value™ of £7.48. GuruFocus considers National Grid to be Significantly Overvalued.

Key valuation signals for CHIX:NGL:

  • Institutional Ownership: 56.86%
  • GF Value™: £7.48 vs. price of £12.46 (66.5% above fair value)
  • GF Score™: 73/100 with 5 warning signs

No single metric tells the full story. See the CHIX:NGL 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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Institutional Ownership is just one metric. See GF Value™, 30-year financials, guru trades, warning signs, and more.

£12.46
Price
£7.48
GF Value