LSE · SDI · stock
SDI Group plc (SDI) stock price history
Every LSE trading session of SDI Group plc from Dec 8, 2008 to Sep 28, 2026: 4,497 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.
SDI adjusted close, 2008 to 2026
- £2.17
- All time high, 2021
- £0.9900
- 52 week high, £0.6000 low
- 4,497
- Daily sessions since 2008
Last updated Sep 28, 2026, the last stored session. Refreshes after each trading day. Full 2008 to 2026 series and minute bars.
SDI key facts
- SDI Group plc (SDI) closed at £0.9350 on Sep 28, 2026 on LSE.
- SDI's all time high close is £2.17, set on Nov 8, 2021; its all time low close is £0.0725 on Apr 15, 2015.
- SDI's 52 week range is £0.6000 to £0.9900.
- SDI returned -0.5% over the year to Sep 28, 2026 and -49.0% over five years.
- Over ten years SDI returned +568%, +20.9% a year compounded.
- SDI's deepest drawdown was -78.1% from Nov 8, 2021 to Apr 7, 2025.
- DataCedar holds 4,497 daily sessions of SDI history from Dec 8, 2008 and minute bars from Sep 17, 2026, adjusted for splits and dividends, served by the API under a key.
SDI price chart, 2008 to 2026
SDI returns
Price return from the last close on or before the window start to Sep 28, 2026, on adjusted closes.
| Period | Return |
|---|---|
| 1 month | +2.7% |
| 3 months | +6.7% |
| 6 months | +46.1% |
| Year to date | +6.3% |
| 1 year | -0.5% |
| 3 years | -10.1% |
| 5 years | -49.0% |
| 10 years | +567.9% |
| Since Dec 8, 2008 | +605.7% |
| Compound annual growth, 17.8 years | +11.6% |
SDI records
Measured on the stored closes; every figure is reproducible from the API series.
- All time high close
- £2.17 on Nov 8, 2021
- All time low close
- £0.0725 on Apr 15, 2015
- 52 week high
- £0.9900 on Jul 29, 2026
- 52 week low
- £0.6000 on Mar 23, 2026
- Deepest drawdown
- -78.1% from Nov 8, 2021 to Apr 7, 2025, not yet recovered
- Best single session
- +50.0% on Dec 12, 2012
- Worst single session
- -30.6% on Jan 13, 2009
- Volatility, 1 year annualised
- 38.0%
- Sessions closing higher, 1 year
- 36%
- Growth of 1 since 2008
- 7.1×
- Best calendar year
- 2019, +121%
- Worst calendar year
- 2023, -42%
SDI 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. 2008 starts on Dec 8, 2008; 2026 runs to Sep 28, 2026.
| Year | Open | High | Low | Close | Return | Volume | Sessions |
|---|---|---|---|---|---|---|---|
| 2026 | £0.8450 | £0.9900 | £0.6000 | £0.9350 | +8.7% | 47M | 187 |
| 2025 | £0.5750 | £1.05 | £0.4600 | £0.8600 | +49.6% | 73.2M | 253 |
| 2024 | £0.8750 | £0.9500 | £0.4900 | £0.5750 | -34.3% | 86.1M | 254 |
| 2023 | £1.51 | £2.04 | £0.7600 | £0.8750 | -42.1% | 84.1M | 251 |
| 2022 | £1.91 | £2.15 | £1.29 | £1.51 | -20.7% | 48.5M | 250 |
| 2021 | £1.20 | £2.20 | £1.07 | £1.91 | +59.4% | 84M | 253 |
| 2020 | £0.7750 | £1.24 | £0.2000 | £1.20 | +54.2% | 113.8M | 254 |
| 2019 | £0.3545 | £0.8200 | £0.3200 | £0.7750 | +121.4% | 84.3M | 253 |
| 2018 | £0.2542 | £0.4660 | £0.1176 | £0.3500 | +42.1% | 53.3M | 253 |
| 2017 | £0.1855 | £0.3400 | £0.1700 | £0.2463 | +33.1% | 45M | 252 |
| 2016 | £0.1140 | £0.2000 | £0.0850 | £0.1850 | +60.9% | 19.4M | 253 |
| 2015 | £0.1250 | £0.1450 | £0.0700 | £0.1150 | -8.0% | 7M | 253 |
| 2014 | £0.1725 | £0.2811 | £0.1000 | £0.1250 | -30.6% | 4.2M | 253 |
| 2013 | £0.1875 | £0.2900 | £0.1300 | £0.1800 | -4.0% | 6.7M | 253 |
| 2012 | £0.1050 | £0.2100 | £0.0700 | £0.1875 | +78.6% | 2.7M | 251 |
| 2011 | £0.1400 | £0.1600 | £0.1000 | £0.1050 | -25.0% | 134.5K | 252 |
| 2010 | £0.1550 | £0.2850 | £0.1250 | £0.1400 | -9.7% | 472.6K | 253 |
| 2009 | £0.1250 | £0.2938 | £0.1150 | £0.1550 | +24.0% | 601.7K | 253 |
| 2008 | £0.1250 | £0.1350 | £0.1175 | £0.1250 | n/a | 13.3K | 16 |
SDI monthly closes, last 12 months
| Month | Month end close | Change |
|---|---|---|
| September 2026 | £0.9350 | +2.7% |
| August 2026 | £0.9100 | 0.0% |
| July 2026 | £0.9100 | +3.4% |
| June 2026 | £0.8800 | +6.0% |
| May 2026 | £0.8300 | +9.9% |
| April 2026 | £0.7550 | +14.4% |
| March 2026 | £0.6600 | -18.0% |
| February 2026 | £0.8050 | -1.8% |
| January 2026 | £0.8200 | -4.7% |
| December 2025 | £0.8600 | +17.8% |
| November 2025 | £0.7300 | -12.6% |
| October 2025 | £0.8350 | -7.7% |
About the SDI data
Daily bars. 4,497 sessions from Dec 8, 2008 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 Dec 8, 2008, 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/SDI/bars?timeframe=1Day&adjustment=all&limit=50000" \
-H "X-API-Key: YOUR_KEY"Nearby on LSE
Common questions
SDI share price history
