National Grid (CHIX:NGL) Marketable Securities: £2,453 Mil (As of Mar. 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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Charlie Tian
Founder & CEO of GuruFocus
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 £7.46
Valuation Significantly Overvalued
! 5 Warning Signs
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What is National Grid Marketable Securities?

National Grid CHIX:NGL +0.48% 73 Marketable Securities is £2,453 Mil as of Mar. 2026. GuruFocus rates CHIX:NGL with a GF Score™ of 73/100 and a GF Value™ of £7.46 (Significantly Overvalued). The stock has 5 warning signs investors should review.

Marketable Securities are very liquid securities that can be converted into cash quickly at a reasonable price. National Grid's Marketable Securities for the quarter that ended in Mar. 2026 was £2,453 Mil.

National Grid's annual Marketable Securities increased from Mar. 2024 (£3,699 Mil) to Mar. 2025 (£5,753 Mil) but then declined from Mar. 2025 (£5,753 Mil) to Mar. 2026 (£2,453 Mil).

National Grid  (CHIX:NGl) Marketable Securities Explanation

Marketable Securities are very liquid as they tend to have maturities of less than one year. Furthermore, the rate at which these securities can be bought or sold has little effect on their prices.

Please note, GuruFocus' Marketable Securities also includes "Other Short Term Investment".

National Grid Marketable Securities Related Terms

National Grid Marketable Securities Historical Data

* Premium members only.

The historical data trend for National Grid's Marketable Securities 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 Marketable Securities Chart

National Grid Annual Data
Trend Mar17 Mar18 Mar19 Mar20 Mar21 Mar22 Mar23 Mar24 Mar25 Mar26
Marketable Securities
Get a 7-Day Free Trial Premium Member Only Premium Member Only 3,145.00 2,605.00 3,699.00 5,753.00 2,453.00

National Grid Semi-Annual Data
Sep16 Mar17 Sep17 Mar18 Sep18 Mar19 Sep19 Mar20 Sep20 Mar21 Sep21 Mar22 Sep22 Mar23 Sep23 Mar24 Sep24 Mar25 Sep25 Mar26
Marketable Securities Get a 7-Day Free Trial Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only 3,699.00 6,140.00 5,753.00 3,172.00 2,453.00
CHIX:NGL
73GF Score
National Grid PLC CHIX:NGL
Marketable Securities is just one metric. See GF Score™, valuation, warning signs, and more.
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National Grid Marketable Securities Calculation

Marketable Securities are very liquid securities that can be converted into cash quickly at a reasonable price.

Frequently Asked Questions Learn more about Marketable Securities →
What does a Marketable Securities of £2,453 Mil mean?
National Grid (CHIX:NGL) has a Marketable Securities of £2,453 Mil as of Mar. 2026. Marketable securities are high-liquid securites not directly classified as cash or cash equivalents. View historical data on National Grid and its competitors.
Is National Grid's Marketable Securities too high?
National Grid's current Marketable Securities is £2,453 Mil. 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 Marketable Securities compare to NEE and SO?
National Grid's Marketable Securities of £2,453 Mil 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 Marketable Securities for an Utilities - Regulated company?
A good Marketable Securities depends on the Utilities - Regulated industry context. However, Marketable Securities 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 Marketable Securities mean?
A high Marketable Securities can signal that a stock is expensive relative to its fundamentals. Marketable securities are high-liquid securites not directly classified as cash or cash equivalents. View historical data on National Grid and its competitors. National Grid's current Marketable Securities is £2,453 Mil. 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 £7.46, compared to a current price of £12.46 — trading 67% above its estimated fair value. The current Marketable Securities is £2,453 Mil. 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 Marketable Securities calculated?
Marketable Securities is calculated from a company's financial statements. For National Grid (CHIX:NGL), the current Marketable Securities is £2,453 Mil as of Mar. 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 67% above its estimated GF Value™ of £7.46. GuruFocus considers National Grid to be Significantly Overvalued.

Key valuation signals for CHIX:NGL:

  • Marketable Securities: £2,453 Mil
  • GF Value™: £7.46 vs. price of £12.46 (67% 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

Get the complete analysis for CHIX:NGL

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

£12.46
Price
£7.46
GF Value