National Grid plc (NG-L)
FTSE 100 · Multiline utilities · data since 1995-12-11 · last close 2026-09-09
National Grid plc (NG-L) monthly returns (%)
| Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | 8.2 | 12.7 | -8.7 | 3.4 | -8.9 | 4.4 | -4.7 | -1.7 | -2.9 | · | · | · |
| 2025 | 3.1 | -0.5 | 3.5 | 7.3 | -3.3 | 1.4 | -0.1 | -1.8 | 2.5 | 6.8 | 0.6 | -0.4 |
| 2024 | -0.3 | -1.7 | 2.8 | -1.7 | -15.8 | 0.1 | 11.7 | 1.3 | 3.1 | -5.2 | 1.7 | -4.3 |
| 2023 | 2.8 | 2.2 | 4.6 | 4.4 | -3.4 | -5.9 | -0.9 | -4.0 | -1.0 | -0.1 | 5.0 | 3.0 |
| 2022 | 1.9 | 4.7 | 3.7 | 1.8 | -1.9 | -10.1 | 7.6 | -4.7 | -13.6 | 1.9 | 7.0 | -1.7 |
| 2021 | -1.7 | -5.1 | 7.1 | 5.4 | 3.1 | -1.9 | 0.4 | 1.9 | -6.0 | 5.7 | 7.6 | 5.3 |
| 2020 | 6.5 | -2.3 | -3.7 | -1.4 | -0.8 | 6.8 | -8.9 | -6.3 | 5.5 | 3.3 | -7.7 | 2.0 |
| 2019 | 8.0 | 2.8 | 0.3 | -1.7 | -5.2 | 5.4 | 1.0 | 1.7 | 2.7 | 2.2 | -1.3 | 6.1 |
| 2018 | -8.0 | -8.0 | 8.4 | 5.1 | -1.1 | 0.6 | -3.0 | -0.4 | -2.3 | 4.8 | 0.5 | -8.3 |
| 2017 | -2.5 | 5.4 | 3.7 | -1.3 | -0.1 | -12.6 | -1.6 | 4.0 | -5.1 | -2.0 | -2.3 | -1.1 |
| 2016 | 5.2 | -2.3 | 2.5 | -1.3 | 3.3 | 8.9 | -1.2 | -3.4 | 4.3 | -2.5 | -14.2 | 4.2 |
| 2015 | 1.9 | -5.2 | -2.5 | 1.6 | 6.3 | -12.5 | 4.4 | 0.8 | 6.8 | 0.6 | 0.1 | 1.3 |
| 2014 | 0.1 | 5.8 | -1.5 | 2.3 | 5.9 | -5.6 | 1.9 | 5.1 | -1.2 | 4.3 | 0.5 | -1.3 |
| 2013 | -1.6 | 5.5 | 4.9 | 7.1 | -4.3 | -4.9 | 5.4 | -5.6 | -1.6 | 7.4 | -1.2 | 1.7 |
| 2012 | 1.1 | 1.5 | -1.7 | 5.5 | -2.3 | 3.9 | -1.9 | 3.2 | -0.1 | 3.4 | -0.2 | -0.3 |
| 2011 | -0.1 | 3.4 | 4.0 | 3.4 | 1.9 | -2.1 | -2.5 | 4.0 | 2.8 | -3.3 | 1.1 | 0.1 |
| 2010 | -7.1 | 3.3 | -1.6 | -1.9 | -10.4 | -1.6 | 3.8 | 7.8 | -1.6 | 9.3 | -3.7 | -2.6 |
| 2009 | -5.3 | -3.3 | -14.5 | 5.4 | 6.0 | -8.5 | 2.0 | 6.1 | 1.9 | 0.4 | 8.9 | 2.8 |
| 2008 | -7.2 | -5.2 | -5.7 | 1.3 | 6.5 | -11.4 | 1.1 | 7.0 | -0.1 | -1.5 | -3.8 | 1.1 |
| 2007 | 4.2 | -0.7 | 4.5 | -1.4 | -0.5 | -5.7 | -4.8 | 5.7 | 5.6 | 2.2 | 2.5 | 1.5 |
| 2006 | 1.2 | 4.3 | -4.6 | 0.5 | 5.4 | -3.5 | 4.2 | 4.7 | 4.6 | 0.4 | 2.6 | 7.2 |
| 2005 | 4.1 | -2.3 | -2.8 | 5.0 | 4.4 | 0.7 | -3.0 | -12.1 | 1.4 | -2.8 | 3.8 | 6.1 |
| 2004 | -2.1 | 9.9 | -0.2 | -0.5 | 1.1 | -1.5 | 2.3 | 6.5 | 0.5 | 1.6 | 1.1 | 3.6 |
| 2003 | -13.0 | 2.8 | -5.0 | 6.1 | -4.0 | 4.2 | -6.1 | 0.3 | 13.4 | -14.3 | 4.5 | 1.8 |
| 2002 | 4.9 | 3.0 | 0.2 | 6.2 | 1.6 | -6.8 | -5.2 | 2.2 | 0.0 | 0.8 | -5.2 | 5.9 |
| 2001 | 2.5 | -6.1 | -7.2 | -1.6 | 5.3 | -6.9 | -9.3 | -1.3 | -8.3 | 13.5 | -9.2 | -3.4 |
| 2000 | -9.8 | 15.5 | 16.7 | -7.9 | -2.4 | 1.2 | 5.2 | 2.9 | 2.9 | 2.9 | 3.8 | -1.9 |
| 1999 | 3.0 | -8.8 | 0.2 | -4.8 | -1.4 | 4.2 | -6.0 | 0.1 | 1.2 | 8.2 | 5.9 | -2.2 |
| 1998 | 0.1 | 0.2 | 3.2 | 9.3 | -2.3 | 7.2 | 5.5 | 0.9 | 1.9 | -6.6 | 17.8 | -0.4 |
| 1997 | 6.7 | -0.5 | 1.0 | 6.7 | 1.3 | -3.1 | 17.1 | 3.5 | 6.4 | -0.7 | 4.6 | -1.7 |
| 1996 | 0.8 | -2.7 | -0.4 | 5.3 | -11.2 | -6.3 | 3.2 | -1.1 | -2.0 | 6.2 | 8.0 | 0.0 |
| 1995 | · | · | · | · | · | · | · | · | · | · | · | -4.8 |
| Avg | 0.2 | 0.9 | 0.4 | 2.2 | -0.9 | -2.0 | 0.6 | 0.9 | 0.7 | 1.6 | 1.3 | 0.6 |
Values in %. Current and first-listed months are partial (greyed).
returnsview.com
NG-L seasonality — average by calendar month
National Grid plc has monthly history back to 1995. Its strongest month by median is April — positive in 20 of 31 years, median +2.3%, and higher in 6 of the last 9. June is the soft spot, down in 18 of 31 with a median of -1.9%. Across its full record it has closed 57% of months higher, swings ±5.3% in an average month and has fallen 43.3% peak to trough.
| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg | +0.2% | +0.9% | +0.4% | +2.2% | -0.9% | -2.0% | +0.6% | +0.9% | +0.8% | +1.6% | +1.3% | +0.6% |
| Win rate | 61%/31 | 52%/31 | 55%/31 | 65%/31 | 42%/31 | 42%/31 | 52%/31 | 65%/31 | 57%/30 | 67%/30 | 67%/30 | 55%/31 |
Win rate = share of positive months / sample size.
NG-L risk & extremes
NG-L drawdown & rolling returns
Percent below the all-time high at each month-end — how far underwater the asset was.
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Frequently asked questions
What was National Grid plc's best month?+
National Grid plc's strongest completed month on record is November 1998, at +17.80%.
What was National Grid plc's worst month?+
Its weakest completed month on record is May 2024, at -15.80%.
Is National Grid plc up this year?+
National Grid plc is down 0.41% year to date, measured from its last close before 1 January.
What is National Grid plc's 1-year return?+
+10.22% over the past twelve months, comparing the latest close with the most recent close on or before the same date a year earlier.
What is National Grid plc's biggest drawdown?+
The deepest peak-to-trough fall on record is 43.3%, measured on month-end closes since 1995.
Which calendar month is historically best for National Grid plc?+
April has the highest average return across every completed April since 1995. An average is not a forecast.
About National Grid plc
National Grid plc is a FTSE 100 company, a multiline utilities business worth about $77 billion. It is what “boring but reliable” looks like on a chart — with price receipts on this site going back to 1995. And the long game: $100 at its first close here (1995) would be about $460 today.
Did you know?
- Its best month on record was November 1998 at +17.8%; its worst, May 2024 at -15.8%.
Trivia for entertainment — the numbers come from our price data; the jokes don't.