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National Grid PLC (NYSE:NGG)
Market Cap
$56,048 Mil (As of Today)

Market cap is the total market value to buy the whole company. It is equal to the share price times the number of shares outstanding. National Grid PLC's share price for the quarter that ended in Sep. 2014 was $72.23. National Grid PLC's shares outstanding for the quarter that ended in Sep. 2014 was 754 Mil. Therefore, National Grid PLC's market cap for the quarter that ended in Sep. 2014 was $56,048 Mil.

National Grid PLC's quarterly market cap increased from Sep. 2013 ($44,054 Mil) to Mar. 2014 ($52,990 Mil) and increased from Mar. 2014 ($52,990 Mil) to Sep. 2014 ($54,471 Mil).

National Grid PLC's annual market cap increased from Mar. 2012 ($37,365 Mil) to Mar. 2013 ($44,025 Mil) and increased from Mar. 2013 ($44,025 Mil) to Mar. 2014 ($52,990 Mil).

Enterprise value is the theoretical takeover price. It is more comprehensive than market capitalization (market cap), which only includes common equity. Enterprise Value is calculated as the market cap plus debt and minority interest and preferred shares, minus total cash and cash equivalents. National Grid PLC's enterprise value for Today is $92,137 Mil.


Definition

Market cap is the short version of market capitalization. It is the total market value to buy the whole company. It is equal to the share price times the number of shares outstanding.

National Grid PLC's Market Cap for the fiscal year that ended in Mar. 2014 is calculated as

Market Cap (A: Mar. 2014 )=Share Price (A: Mar. 2014 )*Shares Outstanding (A: Mar. 2014 )
=68.74*770.87
=52,990

National Grid PLC's Market Cap for the quarter that ended in Sep. 2014 is calculated as

Market Cap (Q: Sep. 2014 )=Share Price (Q: Sep. 2014 )*Shares Outstanding (Q: Sep. 2014 )
=72.23*754.13
=54,471

* All numbers are in millions except for per share data and ratio. All numbers are in their own currency.


Explanation

Market cap is not the real price you pay for a company. If you buy the company and become its owner, you become the owner of the cash the company has, and you also assume the company’s debt. The real price you pay is the Enterprise Value.

Warren Buffett uses the ratio of total market cap of all public traded companies over GDP to measure if the market is expensive. As of April 2012, the US total market cap is about $14.7 trillion, while the US GDP is about $15 trillion. The market was modestly overvalued.


Related Terms

Shares Outstanding


Historical Data

* All numbers are in millions except for per share data and ratio. All numbers are in their own currency.

National Grid PLC Annual Data

Mar05Mar06Mar07Mar08Mar09Mar10Mar11Mar12Mar13Mar14
mktcap 32,59530,45448,02840,73722,51028,78735,05337,36544,02552,990

National Grid PLC Semi-Annual Data

Mar10Sep10Mar11Sep11Mar12Sep12Mar13Sep13Mar14Sep14
mktcap 28,78728,34535,05336,21837,36541,23244,02544,05452,99054,471
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