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National Grid PLC (NMKBP) stock

NMKBPOTCNatural Gas TransmissionFiscal year ends March 31Also trades as NEWEN, NGG, NGGTF, NMKCP, NMPWP
Financials through fiscal 2026, year ended Mar 31, 2026Last filing: 20-F on Jun 3, 2026Score 3/30
$57.40−0.50 (-0.86%)

Close on Oct 19, 2026Market cap $59.68BP/E 13.2Yield –

Price history

National Grid share prices for every week, newest first. Adjusted for stock splits, not for dividends.

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Close, Oct 19, 2026
$57.40
-0.86% on the day
52-week range
$57.05 – $64.40
-10.9% from the high
Change over 52 weeks
-8.1%
From $62.49 on Oct 17, 2025
Average volume
66
Shares a day, last 90 sessions
Week ofOpenHighLowCloseChangeVolume
Oct 19, 2026$57.40$57.40$57.40$57.40-0.86%107
Oct 12, 2026$58.50$58.50$57.90$57.90-1.03%280
Oct 5, 2026$58.50$58.50$58.50$58.50+1.56%28
Sep 28, 2026$57.50$58.00$57.50$57.60+0.96%924
Sep 21, 2026$59.75$59.75$57.05$57.05-4.52%150
Sep 14, 2026$60.00$60.00$57.55$59.75+2.98%960
Sep 8, 2026$58.02$58.02$58.02$58.020.00%550
Aug 31, 2026$58.02$58.02$58.02$58.020.00%0
Aug 24, 2026$58.02$58.02$58.02$58.020.00%50
Aug 17, 2026$61.91$61.91$58.00$58.02-6.28%176
Aug 10, 2026$57.61$61.91$57.61$61.91-0.79%80
Aug 3, 2026$57.90$62.40$57.90$62.40-0.16%95
Jul 27, 2026$59.00$62.50$57.55$62.50+5.95%715
Jul 20, 2026$60.00$60.00$57.82$58.99+0.15%544
Jul 13, 2026$58.02$58.90$58.02$58.90+1.52%300
Jul 6, 2026$58.02$58.57$58.02$58.020.00%206
Jun 29, 2026$58.02$60.00$58.02$58.020.00%119
Jun 22, 2026$58.36$60.00$58.02$58.02-0.58%324
Jun 15, 2026$60.00$60.00$58.36$58.36-2.38%132
Jun 8, 2026$59.70$60.00$59.17$59.78+0.13%211
Jun 1, 2026$59.06$61.00$59.00$59.70+1.08%344
May 26, 2026$59.12$59.72$59.00$59.06-0.10%3,274
May 18, 2026$59.35$59.35$59.12$59.12-0.39%108
May 11, 2026$59.35$59.35$59.35$59.350.00%0
May 4, 2026$59.35$59.35$59.35$59.350.00%0
Apr 27, 2026$59.35$59.35$59.35$59.350.00%852
Apr 20, 2026$59.35$59.35$59.35$59.350.00%60
Apr 13, 2026$59.35$59.35$59.35$59.350.00%0
Apr 6, 2026$59.35$59.35$59.35$59.350.00%0
Mar 30, 2026$59.35$59.35$59.35$59.350.00%0
Mar 23, 2026$59.35$59.35$59.35$59.350.00%0
Mar 16, 2026$62.00$62.00$59.35$59.35-4.27%300
Mar 9, 2026$62.00$62.00$62.00$62.000.00%0
Mar 2, 2026$60.25$62.00$60.25$62.00-3.73%65
Feb 23, 2026$64.40$64.40$64.40$64.400.00%0
Feb 17, 2026$60.25$64.40$60.25$64.40+6.89%71
Feb 9, 2026$60.68$62.50$60.00$60.25-0.71%393
Feb 2, 2026$62.00$62.00$60.68$60.68-2.13%138
Jan 26, 2026$60.50$62.00$60.50$62.00+2.48%201
Jan 20, 2026$60.25$61.00$60.00$60.50+0.23%900
Jan 12, 2026$60.36$60.36$60.36$60.360.00%0
Jan 5, 2026$60.63$60.63$60.36$60.36-0.45%30
Dec 29, 2025$60.63$60.63$60.63$60.630.00%245
Dec 22, 2025$59.90$62.20$59.90$60.63+0.97%644
Dec 15, 2025$61.00$61.00$60.05$60.05-1.56%785
Dec 8, 2025$61.70$61.70$59.96$61.00-1.13%967
Dec 1, 2025$62.08$62.08$60.00$61.70-0.61%115
Nov 24, 2025$60.17$62.08$60.13$62.08+3.02%710
Nov 17, 2025$61.00$62.50$58.77$60.26+0.43%1,520
Nov 10, 2025$60.00$60.00$60.00$60.000.00%0
Nov 3, 2025$61.99$61.99$60.00$60.00-3.21%1,785
Oct 27, 2025$62.49$62.49$61.99$61.99-0.80%401

Seasonality

NMKBP return in each calendar month over the last 10 years, including dividends. The current month runs to the latest close.

YearJanFebMarAprMayJunJulAugSepOctNovDec
Average-0.3%-0.8%-0.8%-0.5%-0.4%2.3%3.1%-2.7%2.6%-1.5%1.0%-1.6%
Months up6 of 102 of 105 of 106 of 104 of 106 of 107 of 103 of 107 of 103 of 106 of 95 of 9
20262.3%3.9%-6.5%0.0%-0.5%-0.3%7.7%-7.2%1.5%-1.0%
20252.4%3.3%1.5%-1.2%-0.4%-3.5%3.4%-0.0%7.9%-2.8%0.1%-0.8%
2024-18.6%-3.1%-6.2%1.7%-1.7%-0.2%11.0%-2.0%4.8%5.8%-3.2%-9.4%
20237.6%-1.2%9.1%-12.2%2.5%12.1%6.6%-9.8%10.3%-4.0%5.7%-7.9%
2022-0.2%-4.3%-1.7%0.3%-3.6%-6.3%6.6%-7.4%-2.7%-10.3%0.1%0.6%
20210.5%-1.5%3.8%-1.3%0.2%1.5%0.6%-1.1%2.1%-1.6%2.2%0.2%
20205.2%-2.5%-7.9%2.7%0.9%12.4%-0.1%0.1%-2.1%0.9%-0.5%-1.0%
2019-1.7%-2.0%0.6%1.8%1.0%3.9%-1.8%0.4%-0.5%-1.1%3.4%0.1%
20180.3%-0.6%-1.6%0.2%-0.4%0.8%0.0%0.1%0.3%1.1%-0.5%3.4%
2017-0.4%-0.0%1.4%3.2%-2.3%2.7%-3.3%-0.6%4.1%-1.7%1.0%0.0%