National Grid Transco, PLC National Grid PLC (NEW) American Depositary Shares (NGG)

Market Cap

$82.30B

Current · Retrieved: Oct 25, 2026 · USD

NGG Market Cap

Current$82.30BretrievedOct 25, 2026

NGG Market Cap ($47.56B → $82.30B · CAGR +2.0%)

Latest values, visible window

High-resolution chart · PNG

NGG market cap history

Daily history. Dates identify market observations.

National Grid Transco, PLC National Grid PLC (NEW) American Depositary Shares Market Cap — Daily history
Date	Market Cap
Jun 7, 2013	63,861,864,640
May 31, 2013	65,319,668,540
May 24, 2013	69,250,712,160
May 17, 2013	69,270,819,800
May 10, 2013	69,210,496,880
May 3, 2013	70,155,555,960
Apr 26, 2013	68,426,298,920
Apr 19, 2013	66,355,212,000
Apr 12, 2013	66,857,903,000
Apr 5, 2013	65,892,736,280
Mar 28, 2013	63,620,572,960
Mar 22, 2013	63,137,989,600
Mar 15, 2013	60,926,149,200
Mar 8, 2013	60,051,466,860
Mar 1, 2013	59,840,336,640
Feb 22, 2013	59,850,390,460
Feb 15, 2013	58,070,864,320
Feb 8, 2013	59,971,036,300
Feb 1, 2013	60,091,682,140
Jan 25, 2013	60,916,095,380
Jan 18, 2013	60,021,305,400
Jan 11, 2013	60,966,364,480
Jan 4, 2013	62,906,751,740
Dec 28, 2012	62,112,499,960
Dec 21, 2012	62,655,406,240
Dec 14, 2012	62,494,545,120
Dec 7, 2012	62,172,822,880
Nov 30, 2012	62,122,553,780
Nov 23, 2012	62,404,060,740
Nov 16, 2012	60,302,812,360
Nov 9, 2012	60,111,789,780
Nov 2, 2012	62,243,199,620
Oct 26, 2012	62,082,338,500
Oct 19, 2012	61,871,208,280
Oct 12, 2012	60,946,256,840
Oct 5, 2012	61,750,562,440
Sep 28, 2012	60,715,018,980
Sep 21, 2012	61,227,763,800
Sep 14, 2012	60,926,149,200
Sep 7, 2012	60,835,664,820
Aug 31, 2012	59,739,798,440
Aug 24, 2012	59,689,529,340
Aug 17, 2012	60,584,319,320
Aug 10, 2012	59,297,430,360
Aug 3, 2012	57,980,379,940
Jul 27, 2012	57,286,666,360
Jul 20, 2012	56,361,714,920
Jul 13, 2012	59,689,529,340
Jul 6, 2012	58,493,124,760
Jun 29, 2012	58,121,133,420
Jun 22, 2012	56,351,661,100
Jun 15, 2012	56,321,499,640
Jun 8, 2012	56,572,845,140
Jun 1, 2012	54,934,072,480
May 25, 2012	58,845,008,460
May 18, 2012	57,920,057,020
May 11, 2012	60,152,005,060
May 4, 2012	59,136,569,240
Apr 27, 2012	59,106,407,780
Apr 20, 2012	57,789,357,360
Apr 13, 2012	55,627,786,060
Apr 5, 2012	55,225,633,260
Mar 30, 2012	55,366,386,740
Mar 23, 2012	55,597,624,600
Mar 16, 2012	55,919,346,840
Mar 9, 2012	56,039,992,680
Mar 2, 2012	56,341,607,280
Feb 24, 2012	56,271,230,540
Feb 17, 2012	55,999,777,400
Feb 10, 2012	54,833,534,280
Feb 3, 2012	55,507,140,220
Jan 27, 2012	53,084,169,600
Jan 20, 2012	53,094,223,420
Jan 13, 2012	52,973,577,580
Jan 6, 2012	51,666,580,980
Dec 30, 2011	53,174,653,980
Dec 23, 2011	53,707,506,440
Dec 16, 2011	52,088,841,420
Dec 9, 2011	52,209,487,260
Dec 2, 2011	52,119,002,880
Nov 25, 2011	53,425,999,480
Nov 18, 2011	55,708,216,620
Nov 11, 2011	55,386,494,380
Nov 4, 2011	55,004,449,220
Oct 28, 2011	54,984,341,580
Oct 21, 2011	55,869,077,740
Oct 14, 2011	55,235,687,080
Oct 7, 2011	55,487,032,580
Sep 30, 2011	54,401,220,020
Sep 23, 2011	53,415,945,660
Sep 16, 2011	54,431,381,480
Sep 9, 2011	54,320,789,460
Sep 2, 2011	55,135,148,880
Aug 26, 2011	54,632,457,880
Aug 19, 2011	53,385,784,200
Aug 12, 2011	53,194,761,620
Aug 5, 2011	53,395,838,020
Jul 29, 2011	53,948,798,120
Jul 22, 2011	54,773,211,360
Jul 15, 2011	53,556,699,140