SSE plc (SSE-L)
FTSE 100 · Electrical utilities & independent power producers · data since 1991-06-17 · last close 2026-07-24
1d
-0.74%
7d
-2.65%
30d
+3.15%
YTD
+11.15%
1y
+30.83%
SSE plc (SSE-L) monthly returns (%)
| Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | 11.2 | 11.0 | -3.5 | 1.8 | -11.7 | 4.5 | -0.6 | · | · | · | · | · |
| 2025 | 1.7 | -6.3 | 4.3 | 6.2 | 4.1 | 4.0 | 1.0 | -6.4 | 0.7 | 10.0 | 14.7 | -0.8 |
| 2024 | -9.2 | -3.5 | 1.5 | 1.0 | 5.3 | 2.0 | 5.1 | 0.3 | -0.2 | -6.5 | 0.6 | -9.5 |
| 2023 | 0.7 | 1.3 | 3.3 | 1.9 | 2.4 | -2.1 | -8.4 | -3.5 | -1.0 | 1.4 | 12.2 | 1.3 |
| 2022 | -4.0 | 7.7 | 2.6 | 6.9 | -5.2 | -8.8 | 9.4 | -6.5 | -7.6 | 1.9 | 9.8 | 0.2 |
| 2021 | -1.1 | -10.8 | 9.8 | 0.9 | 5.0 | -2.7 | -3.6 | 12.9 | -3.8 | 4.6 | -5.6 | 6.3 |
| 2020 | 4.9 | 1.4 | -14.7 | -4.2 | -0.7 | 9.9 | -4.6 | -3.2 | -4.0 | 3.9 | 6.8 | 11.9 |
| 2019 | 8.2 | 1.6 | -0.1 | -3.6 | -5.8 | 4.0 | -1.9 | 4.6 | 8.2 | 3.0 | 1.3 | 10.7 |
| 2018 | -1.1 | -6.1 | 4.2 | 8.2 | -1.0 | -0.9 | -7.7 | 0.2 | -8.5 | -0.4 | -4.0 | -1.3 |
| 2017 | -4.1 | 3.5 | -4.2 | -5.8 | 8.2 | -3.5 | -5.0 | 3.3 | -2.0 | -1.1 | -0.9 | -3.6 |
| 2016 | -5.1 | -4.5 | 7.7 | 1.2 | 1.5 | 1.4 | -2.4 | -0.8 | 4.3 | 1.5 | -7.3 | 5.3 |
| 2015 | -0.8 | -2.2 | -4.8 | 3.3 | 7.6 | -7.8 | -1.3 | -2.9 | 1.7 | 1.3 | -5.3 | 6.6 |
| 2014 | -4.6 | 7.3 | 4.7 | 3.8 | 2.0 | 0.7 | -7.0 | 4.2 | 1.9 | 3.4 | 2.6 | -1.1 |
| 2013 | 0.1 | 1.9 | 2.6 | 4.9 | -0.2 | -2.0 | 3.5 | -0.8 | -5.7 | -3.9 | -6.3 | 3.2 |
| 2012 | -5.3 | 5.5 | 3.0 | -0.6 | 0.1 | 5.1 | -5.6 | 4.2 | 1.8 | 4.0 | -1.6 | -0.5 |
| 2011 | -5.4 | 6.9 | 1.8 | 7.7 | 1.5 | 1.1 | -6.1 | -0.5 | -0.4 | 3.8 | -2.2 | -1.8 |
| 2010 | 0.8 | -4.2 | -1.8 | -1.4 | -3.0 | 6.4 | -0.9 | 3.3 | -2.4 | 3.1 | -2.9 | 9.4 |
| 2009 | -1.8 | -3.8 | -3.5 | -0.1 | 5.1 | -2.2 | -2.8 | 1.1 | 4.8 | -8.0 | 3.5 | 3.9 |
| 2008 | -6.7 | -3.3 | -4.9 | -0.8 | 5.8 | -4.7 | -0.1 | 3.2 | -1.4 | -14.9 | -9.1 | 10.3 |
| 2007 | -3.7 | -3.9 | 7.2 | -2.5 | 1.3 | -4.9 | 0.0 | -2.1 | 6.6 | 3.0 | 2.2 | 3.0 |
| 2006 | 5.4 | 7.5 | -1.5 | -0.6 | 0.4 | 1.9 | 5.1 | -0.5 | 9.5 | -0.3 | 10.7 | 6.8 |
| 2005 | 1.9 | -1.3 | 0.5 | 6.3 | 4.7 | 3.2 | -3.4 | 0.8 | 4.4 | -4.8 | 0.1 | 3.4 |
| 2004 | -4.9 | 7.0 | 0.5 | -0.7 | 1.5 | -1.6 | 5.4 | 2.6 | 5.7 | 7.1 | -1.4 | 6.0 |
| 2003 | -10.7 | 3.8 | 1.0 | 1.1 | -1.3 | -1.6 | -0.9 | 1.9 | -3.5 | 0.9 | 6.4 | 3.1 |
| 2002 | 2.0 | 1.4 | 7.9 | -0.7 | 3.1 | -6.8 | -0.6 | 3.6 | 2.5 | -7.5 | -2.3 | 9.8 |
| 2001 | -5.3 | 5.6 | -0.6 | -2.6 | 6.3 | 5.0 | 0.5 | -1.9 | -1.9 | 1.9 | -6.7 | -0.9 |
| 2000 | -2.5 | 10.1 | -3.3 | 5.6 | -3.7 | 16.2 | -9.6 | 1.8 | -1.0 | 3.8 | 13.0 | -4.3 |
| 1999 | -13.1 | -1.7 | -3.2 | 4.2 | 1.3 | 10.1 | -8.8 | -3.8 | -0.8 | 1.9 | -19.8 | 6.8 |
| 1998 | 8.9 | -0.3 | 7.0 | 0.8 | -4.6 | -5.3 | 12.0 | -7.4 | 19.3 | -6.9 | 14.6 | -3.7 |
| 1997 | 9.3 | -0.8 | 1.6 | 9.1 | 1.6 | 4.0 | 6.6 | 0.2 | 6.0 | -8.6 | 8.9 | 7.1 |
| 1996 | -1.3 | -6.0 | -4.0 | 8.4 | -9.2 | -5.7 | -1.0 | 2.4 | -6.3 | -2.5 | 13.4 | 5.1 |
| 1995 | -4.0 | 1.0 | -1.9 | 3.5 | 1.9 | -2.4 | 0.0 | 7.8 | -0.3 | -1.2 | 4.1 | 1.6 |
| 1994 | 4.4 | -12.2 | -6.1 | -10.7 | -0.6 | 1.8 | 6.3 | 13.3 | -19.9 | -3.9 | 1.6 | 0.0 |
| 1993 | -3.9 | 0.2 | 9.0 | -4.9 | 3.3 | -1.2 | 5.8 | 6.3 | 1.6 | 7.0 | -2.7 | 11.6 |
| 1992 | 0.0 | 0.0 | -6.1 | 9.3 | 6.0 | 0.2 | 2.4 | 1.1 | 0.0 | 3.4 | 6.3 | 8.6 |
| 1991 | · | · | · | · | · | 6.0 | 0.8 | -1.9 | 1.4 | -1.2 | -4.8 | 2.1 |
| Avg | -1.1 | 0.4 | 0.5 | 1.6 | 0.9 | 0.6 | -0.5 | 1.1 | 0.3 | -0.0 | 1.4 | 3.3 |
Values in %. Current and first-listed months are partial (greyed).
returnsview.com
Seasonality — average by calendar month
| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg | -1.1% | +0.4% | +0.5% | +1.6% | +0.9% | +0.7% | -0.5% | +1.1% | +0.3% | -0.0% | +1.4% | +3.3% |
| Win rate | 37%/35 | 51%/35 | 54%/35 | 60%/35 | 66%/35 | 53%/36 | 37%/35 | 60%/35 | 46%/35 | 57%/35 | 54%/35 | 69%/35 |
Win rate = share of positive months / sample size.
Risk & extremes
Max drawdown
-42.8%
Worst peak-to-trough fall on record
Monthly volatility
±5.5%
Std. dev. of monthly returns
Positive months
54%
Share of completed months in the green
Best month
+19.3%
1998-09
Worst month
-19.86%
1994-09
Longest streaks
8▲ / 6▼
Consecutive up / down months
Drawdown & rolling returns
Percent below the all-time high at each month-end — how far underwater the asset was.
About SSE plc
SSE plc is what “boring but reliable” looks like on a chart — with price receipts on this site going back to 1991. And the long game: $100 at its first close here (1991) would be about $974 today.
Did you know?
- Its best month on record was September 1998 at +19.3%; its worst, September 1994 at -19.86%.
Trivia for entertainment — the numbers come from our price data; the jokes don't.