NGG National Grid

National Grid Plc engages in the transmission and distribution of electricity and gas. It operates through the following segments: UK Electricity Transmission, UK Gas Transmission, U.S. Regulated, and National Grid Ventures and Other. The UK Electricity Transmission segment focuses on the electricity transmission networks in England and Wales and Great Britain system operator. The UK Gas Transmission segment includes the gas transmission networks in Great Britain and system operator in Great Britain. The U.S. Regulated segment involves gas distribution networks, electricity distribution networks, and electricity transmission networks in New York and New England. The National Grid Ventures and Other segment comprises all commercial operations in metering with a focus on investment and future activities in emerging growth areas. The company was founded in 1989 and is headquartered in London, the United Kingdom.

Company profile

John Pettigrew
Fiscal year end
Industry (SIC)
Former names

NGG stock data



25 Jun 20
13 Apr 21
31 Mar 22
Annual (USD)
Mar 20 Mar 19 Mar 18 Mar 17
Cost of revenue
Operating income
Operating margin
Net income
Net profit margin
Cash on hand
Change in cash
Diluted EPS

Financial data from company earnings reports.

Data for the last complete 13F reporting period. To see the most recent changes to ownership, click the ownership history button above.

3.9% owned by funds/institutions
13F holders
Current Prev Q Change
Total holders 335 320 +4.7%
Opened positions 58 34 +70.6%
Closed positions 43 37 +16.2%
Increased positions 83 88 -5.7%
Reduced positions 122 124 -1.6%
13F shares
Current Prev Q Change
Total value 7B 1.77B +294.6%
Total shares 27.77M 30.68M -9.5%
Total puts 72.3K 425.7K -83.0%
Total calls 114.8K 328.8K -65.1%
Total put/call ratio 0.6 1.3 -51.4%
Largest owners
Shares Value Change
Renaissance Technologies 5.96M $351.62M -6.6%
BAC Bank Of America 3.01M $177.93M -2.1%
FHI Federated Hermes 1.74M $102.75M -6.5%
Raymond James & Associates 1.22M $72.23M -4.3%
AMP Ameriprise Financial 1.11M $65.05M +239.7%
RY Royal Bank Of Canada 1.09M $64.32M +2.4%
WFC Wells Fargo & Co. 913.09K $53.9M -7.9%
Parametric Portfolio Associates 853.09K $50.36M +16.4%
GS Goldman Sachs 739.34K $43.64M +2.9%
Equity Investment 674.26K $39.8M -1.9%
Largest transactions
Shares Bought/sold Change
Capital Research Global Investors 0 -1.6M EXIT
AMP Ameriprise Financial 1.11M +780.8K +239.7%
Nuveen Asset Management 124.69K -492.3K -79.8%
Renaissance Technologies 5.96M -423.41K -6.6%
Vaughan David Investments 4.4K -299.34K -98.6%
Old Mission Capital 227.84K +227.84K NEW
NMR Nomura 0 -201.06K EXIT
NWQ Investment Management 0 -142.22K EXIT
Old Mission Capital 0 -141.56K EXIT
Covalis Capital 0 -131.21K EXIT
Content analysis
H.S. freshman Avg
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