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NATIONAL GRID PLC

corporate_fare Company Profile

NATIONAL GRID PLC

NGG·NYSE·Energy & Transportation·CIK 0001004315

National Grid plc engages in the transmission and distribution of electricity and gas. It operates through UK Electricity Transmission, UK Electricity Distribution, New England, New York, National Grid Ventures, and Other segments. The UK Electricity Transmission segment provides electricity transmission networks in England and Wales. The UK Electricity Distribution segment offers electricity distribution services in east and west Midlands, Southwest of England, and South Wales. The New England segment provides electricity and gas supply and distribution, and high-voltage electricity transmission services in New England. The New York segment offers electricity and gas distribution, and electricity transmission services in New York. The National Grid Ventures segment provides transmission services through electricity interconnectors and LNG importation at the Isle of Grain. The Other segment engages in the leasing and sale of commercial property, as well as insurance activities in the United Kingdom. The company was founded in 1990 and is headquartered in London, the United Kingdom.

NATIONAL GRID PLC (NYSE:NGG) is a publicly traded company in the Energy & Transportation sector. Wiseek has independently scored 8 items for NGG at importance 7 or higher on its 1–10 market-impact scale. Its most recent item scored 7 or higher is dated 2026-08-03, rated 7/10. Across its 8 most recent items scored 7 or higher, the top rating is 9/10, with 5 rated 8 or above. Recent SEC coverage for NGG spans 6-K, 424B5, FWP, 20-F.

Recent high-impact activity:

  • National Grid Overhauls Leadership: ExCo Slims to 8, New UK/US Presidents Named
  • National Grid Ventures invests $1.75B in Joulent for US data center power, securing 2.67GW Microsoft PPA
  • National Grid Finalizes $750M Senior Unsecured Notes Offering
  • National Grid Prices $750 Million Senior Unsecured Notes Due 2036
  • National Grid Confirms Strong FY2026 Results & £70B Five-Year Investment Plan

Financial Snapshot

Fiscal year ended March 31, 2026
Revenue
£17.69B GBP
Net Income
£3.24B GBP
Diluted EPS
£0.65 GBP
Operating Income
£5.43B GBP
Cash & Equivalents
£375M GBP
Total Debt
£42.85B GBP
Debt / Equity
1.09×
Net Margin
18.3%
Source: 20-F · filed 2026-06-03 · accession 0001004315-26-000006

Dilution Risk

Low risk

Filing-implied dilution signals for NGG, detected from its recent SEC filings · based on capital-structure filings through 2026-06-05.

1 recent capital raise

Finalizes Debt Offering · Use of Proceeds

⚠ A more recent filing has been published for this ticker since this signal was computed; it may not yet be reflected — see the filings below.

A filing-implied signal, not a realized share count. How Wiseek tracks dilution →

Insider Transactions

NGG files as a Foreign Private Issuer (FPI). Under SEC Exchange Act Section 16(a), officers, directors, and 10% owners of FPIs are exempt from Form 4 insider-transaction reporting requirements. Comparable disclosures, when applicable, appear in the company's Form 20-F (annual) or Form 6-K (interim) filings on SEC EDGAR.

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$76.8
52-week range · as of 2026-08-03 $67.52 – $94.64
Market cap
$77.06B
Volume
864.1K (1.0× avg)
3-mo avg 838.8K
Live data · 2026-09-20 15:08 UTC · Market closed

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feed NGG - Latest Insights

NGG
Aug 03, 2026, 6:56 AM EDT
Filing Type: 6-K
Importance Score:
7
Price at Filing: $79.81
Real-time Price: $76.80 info
Change: -$3.01 (-4%) info
Market Cap: $77.058B info
NGG
Jul 01, 2026, 8:14 AM EDT
Filing Type: 6-K
Importance Score:
9
Price at Filing: $81.61
Real-time Price: $76.80 info
Change: -$4.81 (-6%) info
Market Cap: $77.058B info
NGG
Jun 05, 2026, 4:04 PM EDT
Filing Type: 424B5
Importance Score:
7
Price at Filing: $81.86
Real-time Price: $76.80 info
Change: -$5.06 (-6%) info
Market Cap: $77.058B info
NGG
Jun 04, 2026, 5:00 PM EDT
Filing Type: FWP
Importance Score:
7
Price at Filing: $81.38
Real-time Price: $76.80 info
Change: -$4.58 (-6%) info
Market Cap: $77.058B info
NGG
Jun 03, 2026, 6:27 AM EDT
Filing Type: 20-F
Importance Score:
9
Price at Filing: $81.14
Real-time Price: $76.80 info
Change: -$4.34 (-5%) info
Market Cap: $77.058B info
NGG
May 29, 2026, 8:09 AM EDT
Filing Type: 6-K
Importance Score:
8
Price at Filing: $82.22
Real-time Price: $76.80 info
Change: -$5.42 (-7%) info
Market Cap: $77.058B info
NGG
May 14, 2026, 9:34 AM EDT
Filing Type: 6-K
Importance Score:
9
Price at Filing: $87.67
Real-time Price: $76.80 info
Change: -$10.87 (-12%) info
Market Cap: $77.058B info
NGG
Mar 02, 2026, 10:02 AM EST
Filing Type: 6-K
Importance Score:
9
Price at Filing: $93.16
Real-time Price: $76.80 info
Change: -$16.36 (-18%) info
Market Cap: $77.058B info
Research tools: Filing Impact Index Dilution Tracker Split Calendar Open Datasets