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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 trading day, 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
DateOpenHighLowCloseChangeVolume
Oct 19, 2026$57.40$57.40$57.40$57.40-0.86%107
Oct 16, 2026$57.96$57.96$57.90$57.90-1.03%280
Oct 15, 2026$58.50$58.50$58.50$58.500.00%0
Oct 14, 2026$58.50$58.50$58.50$58.500.00%0
Oct 13, 2026$58.50$58.50$58.50$58.500.00%0
Oct 12, 2026$58.50$58.50$58.50$58.500.00%0
Oct 9, 2026$58.50$58.50$58.50$58.500.00%0
Oct 8, 2026$58.50$58.50$58.50$58.500.00%0
Oct 7, 2026$58.50$58.50$58.50$58.500.00%0
Oct 6, 2026$58.50$58.50$58.50$58.500.00%0
Oct 5, 2026$58.50$58.50$58.50$58.50+1.56%28
Oct 2, 2026$57.60$57.60$57.60$57.60+0.17%182
Oct 1, 2026$57.50$57.75$57.50$57.50-0.86%466
Sep 30, 2026$58.00$58.00$58.00$58.000.00%0
Sep 29, 2026$57.50$58.00$57.50$58.00+0.87%134
Sep 28, 2026$57.50$57.50$57.50$57.50+0.79%142
Sep 25, 2026$57.05$57.05$57.05$57.05-4.52%150
Sep 24, 2026$59.75$59.75$59.75$59.750.00%0
Sep 23, 2026$59.75$59.75$59.75$59.750.00%0
Sep 22, 2026$59.75$59.75$59.75$59.750.00%0
Sep 21, 2026$59.75$59.75$59.75$59.750.00%0
Sep 18, 2026$59.75$59.75$59.75$59.75+3.82%200
Sep 17, 2026$57.55$57.55$57.55$57.550.00%307
Sep 16, 2026$57.55$57.55$57.55$57.55-0.81%300
Sep 15, 2026$58.02$58.02$58.02$58.02-3.30%118
Sep 14, 2026$60.00$60.00$60.00$60.00+3.41%35
Sep 11, 2026$58.02$58.02$58.02$58.020.00%50
Sep 10, 2026$58.02$58.02$58.02$58.020.00%500
Sep 9, 2026$58.02$58.02$58.02$58.020.00%0
Sep 8, 2026$58.02$58.02$58.02$58.020.00%0

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%