LSE · SOU · stock
Sound Energy plc (SOU) stock price history
Every LSE trading session of Sound Energy plc from Jun 29, 2005 to Sep 28, 2026: 5,373 daily bars, adjusted for splits and dividends, with minute bars from Sep 17, 2026 forward. The full series is served by the API: a free key covers the last year, paid plans the whole history and minute bars.
SOU adjusted close, 2005 to 2026
- £9.70
- All time high, 2016
- £0.1300
- 52 week high, £0.0150 low
- 5,373
- Daily sessions since 2005
Last updated Sep 28, 2026, the last stored session. Refreshes after each trading day. Full 2005 to 2026 series and minute bars.
SOU key facts
- Sound Energy plc (SOU) closed at £0.0155 on Sep 28, 2026 on LSE.
- SOU's all time high close is £9.70, set on Sep 14, 2016; its all time low close is £0.0152 on Jul 31, 2026.
- SOU's 52 week range is £0.0150 to £0.1300.
- SOU returned -76.2% over the year to Sep 28, 2026 and -88.9% over five years.
- Over ten years SOU returned -100%, -46.9% a year compounded.
- SOU's deepest drawdown was -99.8% from Sep 19, 2016 to Jul 31, 2026.
- DataCedar holds 5,373 daily sessions of SOU history from Jun 29, 2005 and minute bars from Sep 17, 2026, adjusted for splits and dividends, served by the API under a key.
SOU price chart, 2005 to 2026
SOU returns
Price return from the last close on or before the window start to Sep 28, 2026, on adjusted closes.
| Period | Return |
|---|---|
| 1 month | -8.8% |
| 3 months | -26.2% |
| 6 months | -62.7% |
| Year to date | -84.9% |
| 1 year | -76.2% |
| 3 years | -84.3% |
| 5 years | -88.9% |
| 10 years | -99.8% |
| Since Jun 29, 2005 | -99.8% |
| Compound annual growth, 21.2 years | -25.0% |
SOU records
Measured on the stored closes; every figure is reproducible from the API series.
- All time high close
- £9.70 on Sep 14, 2016
- All time low close
- £0.0152 on Jul 31, 2026
- 52 week high
- £0.1300 on Dec 9, 2025
- 52 week low
- £0.0150 on Jul 22, 2026
- Deepest drawdown
- -99.8% from Sep 19, 2016 to Jul 31, 2026, not yet recovered
- Best single session
- +117.1% on Jun 29, 2020
- Worst single session
- -49.0% on Dec 4, 2009
- Volatility, 1 year annualised
- 111.5%
- Sessions closing higher, 1 year
- 24%
- Best calendar year
- 2016, +308%
- Worst calendar year
- 2019, -91%
SOU price history by year
Open is the first session's open, high and low span the year, close is the last session's close, and the return is close over the previous year's close. 2005 starts on Jun 29, 2005; 2026 runs to Sep 28, 2026.
| Year | Open | High | Low | Close | Return | Volume | Sessions |
|---|---|---|---|---|---|---|---|
| 2026 | £0.1025 | £0.1100 | £0.0150 | £0.0155 | -85.9% | 134.4M | 187 |
| 2025 | £0.1025 | £0.1300 | £0.0520 | £0.1100 | +7.3% | 70.2M | 253 |
| 2024 | £0.0652 | £0.1300 | £0.0564 | £0.1025 | +43.4% | 93M | 254 |
| 2023 | £0.0875 | £0.2126 | £0.0610 | £0.0715 | -18.3% | 107M | 251 |
| 2022 | £0.2150 | £0.3400 | £0.0815 | £0.0875 | -59.3% | 137.5M | 250 |
| 2021 | £0.1310 | £0.3700 | £0.1200 | £0.2150 | +50.3% | 138.5M | 253 |
| 2020 | £0.1950 | £0.4716 | £0.0740 | £0.1430 | -30.2% | 131.1M | 254 |
| 2019 | £2.30 | £3.33 | £0.1700 | £0.2049 | -90.9% | 70.2M | 253 |
| 2018 | £5.00 | £5.89 | £1.10 | £2.25 | -55.9% | 58M | 253 |
| 2017 | £7.48 | £9.88 | £3.84 | £5.10 | -31.1% | 116M | 252 |
| 2016 | £1.83 | £10.20 | £1.45 | £7.40 | +308.3% | 105.9M | 253 |
| 2015 | £1.13 | £2.67 | £0.8750 | £1.81 | +62.9% | 56.5M | 253 |
| 2014 | £0.6750 | £1.40 | £0.4500 | £1.11 | +66.0% | 50.7M | 253 |
| 2013 | £0.8940 | £1.45 | £0.6000 | £0.6700 | -21.2% | 58.5M | 253 |
| 2012 | £1.65 | £1.94 | £0.3700 | £0.8500 | -48.5% | 81.3M | 251 |
| 2011 | £1.50 | £7.00 | £1.40 | £1.65 | +11.9% | 77.3M | 252 |
| 2010 | £1.85 | £3.25 | £1.00 | £1.48 | -20.1% | 8M | 253 |
| 2009 | £1.08 | £4.48 | £0.7500 | £1.85 | +71.6% | 5M | 253 |
| 2008 | £3.00 | £3.25 | £0.7500 | £1.08 | -64.4% | 2.5M | 254 |
| 2007 | £5.50 | £5.75 | £2.50 | £3.02 | -44.1% | 2.9M | 253 |
| 2006 | £5.50 | £7.25 | £4.00 | £5.40 | -1.8% | 2.5M | 252 |
| 2005 | £8.25 | £9.50 | £5.00 | £5.50 | n/a | 798.2K | 133 |
SOU monthly closes, last 12 months
| Month | Month end close | Change |
|---|---|---|
| September 2026 | £0.0155 | -8.8% |
| August 2026 | £0.0170 | +11.8% |
| July 2026 | £0.0152 | -27.6% |
| June 2026 | £0.0210 | +11.7% |
| May 2026 | £0.0188 | -55.8% |
| April 2026 | £0.0425 | +2.4% |
| March 2026 | £0.0415 | -36.2% |
| February 2026 | £0.0650 | -29.7% |
| January 2026 | £0.0925 | -15.9% |
| December 2025 | £0.1100 | +51.7% |
| November 2025 | £0.0725 | +20.8% |
| October 2025 | £0.0600 | -14.3% |
About the SOU data
Daily bars. 5,373 sessions from Jun 29, 2005 to Sep 28, 2026, one row per LSE trading day with open, high, low, close and volume. Prices are adjusted for splits and cash dividends so the series is comparable across its whole length; the API also serves the raw, split only and dividend only views.
Minute bars. Stored from Sep 17, 2026 forward, most recent session Sep 28, 2026. Minute history is captured from the day collection began and is never backfilled, so this start date is exact. Five minute, fifteen minute and hourly bars are derived from these minutes.
Time and currency. Session dates are LSE trading days; minute timestamps are UTC. Prices are in GBP. Volume is shares traded on the session.
Get the data. The REST endpoint returns the daily series as JSON with pagination; a free key serves the last year, Quant and above the full history back to Jun 29, 2005, and minute bars come with the paid windows. It takes timeframe (1Min, 5Min, 15Min, 1Hour, 1Day), adjustment, start and end. See the bars endpoint and authentication, and pricing for the plan windows.
curl "https://api.datacedar.com/v3/stocks/SOU/bars?timeframe=1Day&adjustment=all&limit=50000" \
-H "X-API-Key: YOUR_KEY"Nearby on LSE
Common questions
SOU share price history
