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
May 8, 2015	76,479,408,740
May 1, 2015	74,126,814,860
Apr 24, 2015	75,152,304,500
Apr 17, 2015	73,000,787,020
Apr 10, 2015	72,829,872,080
Apr 2, 2015	71,764,167,160
Mar 27, 2015	72,176,373,780
Mar 20, 2015	73,252,132,520
Mar 13, 2015	69,250,712,160
Mar 6, 2015	71,522,875,480
Feb 27, 2015	75,192,519,780
Feb 20, 2015	76,248,170,880
Feb 13, 2015	75,222,681,240
Feb 6, 2015	75,624,834,040
Jan 30, 2015	77,142,960,860
Jan 23, 2015	77,323,929,620
Jan 16, 2015	76,781,023,340
Jan 9, 2015	76,740,808,060
Jan 2, 2015	76,710,646,600
Dec 26, 2014	79,415,124,180
Dec 19, 2014	78,309,203,980
Dec 12, 2014	75,584,618,760
Dec 5, 2014	79,545,823,840
Nov 28, 2014	79,626,254,400
Nov 21, 2014	80,510,990,560
Nov 14, 2014	80,762,336,060
Nov 7, 2014	80,541,152,020
Oct 31, 2014	81,586,749,300
Oct 24, 2014	79,284,424,520
Oct 17, 2014	77,253,552,880
Oct 10, 2014	76,781,023,340
Oct 3, 2014	77,886,943,540
Sep 26, 2014	78,590,710,940
Sep 19, 2014	79,445,285,640
Sep 12, 2014	79,787,115,520
Sep 5, 2014	82,310,624,340
Aug 29, 2014	81,968,794,460
Aug 22, 2014	80,601,474,940
Aug 15, 2014	80,450,667,640
Aug 8, 2014	78,349,419,260
Aug 1, 2014	77,313,875,800
Jul 25, 2014	83,587,459,480
Jul 18, 2014	83,617,620,940
Jul 11, 2014	82,179,924,680
Jul 3, 2014	82,642,400,400
Jun 27, 2014	80,772,389,880
Jun 20, 2014	81,154,435,040
Jun 13, 2014	80,048,514,840
Jun 6, 2014	80,279,752,700
May 30, 2014	81,958,740,640
May 23, 2014	81,355,511,440
May 16, 2014	80,691,959,320
May 9, 2014	78,882,271,720
May 2, 2014	77,565,221,300
Apr 25, 2014	76,298,439,980
Apr 17, 2014	76,268,278,520
Apr 11, 2014	74,398,268,000
Apr 4, 2014	74,468,644,740
Mar 28, 2014	75,644,941,680
Mar 21, 2014	73,996,115,200
Mar 14, 2014	75,262,896,520
Mar 7, 2014	75,594,672,580
Feb 28, 2014	76,549,785,480
Feb 21, 2014	75,604,726,400
Feb 14, 2014	74,478,698,560
Feb 7, 2014	71,351,960,540
Jan 31, 2014	71,050,345,940
Jan 24, 2014	71,181,045,600
Jan 17, 2014	70,658,246,960
Jan 10, 2014	70,607,977,860
Jan 3, 2014	70,969,915,380
Dec 27, 2013	71,281,583,800
Dec 20, 2013	70,487,332,020
Dec 13, 2013	67,491,293,660
Dec 6, 2013	67,400,809,280
Nov 29, 2013	69,492,003,840
Nov 22, 2013	69,290,927,440
Nov 15, 2013	68,526,837,120
Nov 8, 2013	68,144,791,960
Nov 1, 2013	68,436,352,740
Oct 25, 2013	69,210,496,880
Oct 18, 2013	67,300,271,080
Oct 11, 2013	65,802,251,900
Oct 4, 2013	65,309,614,720
Sep 27, 2013	65,148,753,600
Sep 20, 2013	66,224,512,340
Sep 13, 2013	64,123,263,960
Sep 6, 2013	63,379,281,280
Aug 30, 2013	63,127,935,780
Aug 23, 2013	63,640,680,600
Aug 16, 2013	63,168,151,060
Aug 9, 2013	65,309,614,720
Aug 2, 2013	65,892,736,280
Jul 26, 2013	64,314,286,540
Jul 19, 2013	64,776,762,260
Jul 12, 2013	63,288,796,900
Jul 5, 2013	61,619,862,780
Jun 28, 2013	62,152,715,240
Jun 21, 2013	62,032,069,400
Jun 14, 2013	64,344,448,000