National Grid Transco (NGG) Stock Chart & Stock Price History

National Grid Transco logo
$81.66 +0.69 (+0.85%)
As of 03:58 PM Eastern

National Grid Transco Stock Price Performance

The National Grid Transco (NGG) stock chart highlights key performance trends across multiple timeframes. Over the last 12 months, the stock's price has increased 11.30%, with a year-to-date return of 5.45%. In the past month, the stock has decreased 5.79%, reflecting recent market activity.

As of the latest close, National Grid Transco traded at $80.87 with a market cap of $84.09 billion and volume of 1.29 million shares. Five years ago, the stock traded at a split-adjusted price of $64.72, representing a 26.17% increase over that period. At the time, it had a market cap of $45.94 billion and a volume of 217,512 shares.

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5 Day
Performance
+2.77%
1 Month
Performance
-5.79%
3 Month
Performance
-0.48%
Year-To-Date
Performance
+5.45%
1 Year
Performance
+11.30%
5 Year
Performance
+26.17%

NGG Stock Chart for Tuesday, June, 23, 2026

National Grid Transco Stock Price History

DateOpening PriceClosing PriceHighLowVolumeMarket Capitalization
06/22/2026$79.46$80.87
+1.78%
$81.34$80.341.29 million shs$84.09 billion
06/19/2026$79.46$79.46$80.20$78.762.96 million shs$79.00 billion
06/18/2026$80.70$79.46
-1.54%
$80.20$78.762.96 million shs$79.01 billion
06/17/2026$82.22$80.70
-1.85%
$81.85$80.48954,003 shs$80.24 billion
06/16/2026$81.53$82.22
+0.85%
$82.94$81.471.03 million shs$81.75 billion
06/15/2026$81.80$81.53
-0.33%
$81.85$80.72896,103 shs$81.06 billion
06/12/2026$81.58$81.80
+0.26%
$81.94$81.22666,246 shs$81.33 billion
06/11/2026$80.49$81.58
+1.36%
$81.95$80.88910,712 shs$81.11 billion
06/10/2026$81.01$80.49
-0.64%
$80.90$80.37707,949 shs$80.03 billion
06/09/2026$80.17$81.01
+1.05%
$81.08$80.33904,612 shs$80.54 billion
06/08/2026$81.79$80.17
-1.98%
$81.05$80.001.07 million shs$79.71 billion
06/05/2026$81.43$81.79
+0.45%
$82.04$81.48955,495 shs$81.32 billion
06/04/2026$80.35$81.43
+1.34%
$81.81$80.71899,853 shs$80.96 billion
06/03/2026$80.62$80.35
-0.34%
$81.53$80.231.07 million shs$79.89 billion
06/02/2026$80.02$80.62
+0.76%
$81.25$80.02901,796 shs$79.54 billion
06/01/2026$81.55$80.02
-1.88%
$80.82$79.701.63 million shs$79.56 billion
05/29/2026$84.89$81.55
-3.93%
$82.49$81.121.52 million shs$81.08 billion
05/28/2026$85.77$84.89
-1.03%
$86.10$84.50904,052 shs$84.40 billion
05/27/2026$87.66$85.77
-2.15%
$86.35$85.511.06 million shs$85.28 billion
05/26/2026$86.68$87.66
+1.13%
$88.14$87.22669,410 shs$87.16 billion
05/25/2026$86.68$86.68$87.34$86.45728,338 shs$86.18 billion
05/22/2026$86.47$86.68
+0.25%
$87.34$86.45728,338 shs$86.18 billion

This page (NYSE:NGG) was last updated on 6/23/2026 by MarketBeat.com Staff.
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