LSE · ALT · stock
Altitude Group plc (ALT) stock price history
Every LSE trading session of Altitude Group plc from Nov 7, 2005 to Sep 28, 2026: 5,280 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.
ALT adjusted close, 2005 to 2026
- £1.38
- All time high, 2017
- £0.2900
- 52 week high, £0.1800 low
- 5,280
- 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.
ALT key facts
- Altitude Group plc (ALT) closed at £0.2050 on Sep 28, 2026 on LSE.
- ALT's all time high close is £1.38, set on Jan 23, 2017; its all time low close is £0.0550 on Jul 28, 2009.
- ALT's 52 week range is £0.1800 to £0.2900.
- ALT returned -24.1% over the year to Sep 28, 2026 and -44.6% over five years.
- Over ten years ALT returned -62%, -9.2% a year compounded.
- ALT's deepest drawdown was -91.8% from Jan 23, 2017 to Oct 30, 2020.
- DataCedar holds 5,280 daily sessions of ALT history from Nov 7, 2005 and minute bars from Sep 17, 2026, adjusted for splits and dividends, served by the API under a key.
ALT price chart, 2005 to 2026
ALT returns
Price return from the last close on or before the window start to Sep 28, 2026, on adjusted closes.
| Period | Return |
|---|---|
| 1 month | -10.9% |
| 3 months | -16.3% |
| 6 months | +2.5% |
| Year to date | 0.0% |
| 1 year | -24.1% |
| 3 years | -54.4% |
| 5 years | -44.6% |
| 10 years | -62.0% |
| Since Nov 7, 2005 | -48.1% |
| Compound annual growth, 20.9 years | -3.1% |
ALT records
Measured on the stored closes; every figure is reproducible from the API series.
- All time high close
- £1.38 on Jan 23, 2017
- All time low close
- £0.0550 on Jul 28, 2009
- 52 week high
- £0.2900 on Jul 10, 2026
- 52 week low
- £0.1800 on May 19, 2026
- Deepest drawdown
- -91.8% from Jan 23, 2017 to Oct 30, 2020, not yet recovered
- Best single session
- +58.5% on Oct 3, 2016
- Worst single session
- -47.6% on Jul 28, 2009
- Volatility, 1 year annualised
- 42.3%
- Sessions closing higher, 1 year
- 15%
- Best calendar year
- 2016, +822%
- Worst calendar year
- 2020, -68%
ALT 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 Nov 7, 2005; 2026 runs to Sep 28, 2026.
| Year | Open | High | Low | Close | Return | Volume | Sessions |
|---|---|---|---|---|---|---|---|
| 2026 | £0.2050 | £0.2900 | £0.1800 | £0.2050 | 0.0% | 13.3M | 187 |
| 2025 | £0.2750 | £0.2900 | £0.1800 | £0.2050 | -25.5% | 14.8M | 253 |
| 2024 | £0.3050 | £0.4788 | £0.2600 | £0.2750 | -9.8% | 16.3M | 254 |
| 2023 | £0.3200 | £0.5300 | £0.3000 | £0.3050 | -4.7% | 26.3M | 251 |
| 2022 | £0.2600 | £0.3695 | £0.2000 | £0.3200 | +23.1% | 18.7M | 250 |
| 2021 | £0.1550 | £0.5800 | £0.1450 | £0.2600 | +67.7% | 34.7M | 253 |
| 2020 | £0.4800 | £0.5670 | £0.0988 | £0.1550 | -67.7% | 55.4M | 254 |
| 2019 | £0.7485 | £1.19 | £0.4317 | £0.4800 | -33.8% | 60.1M | 253 |
| 2018 | £0.7285 | £1.07 | £0.5800 | £0.7250 | -0.7% | 31.6M | 253 |
| 2017 | £0.9695 | £1.45 | £0.4738 | £0.7300 | -22.8% | 47.4M | 252 |
| 2016 | £0.1025 | £1.14 | £0.0750 | £0.9450 | +822.0% | 35.6M | 253 |
| 2015 | £0.1600 | £0.1800 | £0.0850 | £0.1025 | -35.9% | 3.9M | 253 |
| 2014 | £0.1150 | £0.1664 | £0.0950 | £0.1600 | +34.7% | 4.6M | 253 |
| 2013 | £0.1713 | £0.1950 | £0.1110 | £0.1188 | -30.7% | 7.8M | 253 |
| 2012 | £0.3000 | £0.3000 | £0.1625 | £0.1713 | -42.9% | 4.8M | 251 |
| 2011 | £0.2175 | £0.3600 | £0.2180 | £0.3000 | +37.9% | 11.4M | 252 |
| 2010 | £0.0625 | £0.2200 | £0.0500 | £0.2175 | +200.0% | 3.3M | 253 |
| 2009 | £0.1150 | £0.1300 | £0.0480 | £0.0725 | -37.0% | 2.4M | 253 |
| 2008 | £0.2850 | £0.2900 | £0.0500 | £0.1150 | -59.6% | 3.9M | 254 |
| 2007 | £0.4100 | £0.4550 | £0.2850 | £0.2850 | -30.5% | 1.2M | 253 |
| 2006 | £0.4750 | £0.5300 | £0.2975 | £0.4100 | -13.7% | 27.4M | 252 |
| 2005 | £0.3850 | £0.4900 | £0.3600 | £0.4750 | n/a | 12.8M | 40 |
ALT monthly closes, last 12 months
| Month | Month end close | Change |
|---|---|---|
| September 2026 | £0.2050 | -10.9% |
| August 2026 | £0.2300 | -11.5% |
| July 2026 | £0.2600 | +6.1% |
| June 2026 | £0.2450 | +32.4% |
| May 2026 | £0.1850 | -15.1% |
| April 2026 | £0.2180 | +3.8% |
| March 2026 | £0.2100 | -6.7% |
| February 2026 | £0.2250 | +2.3% |
| January 2026 | £0.2200 | +7.3% |
| December 2025 | £0.2050 | -8.9% |
| November 2025 | £0.2250 | -8.2% |
| October 2025 | £0.2450 | -9.3% |
About the ALT data
Daily bars. 5,280 sessions from Nov 7, 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 Nov 7, 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/ALT/bars?timeframe=1Day&adjustment=all&limit=50000" \
-H "X-API-Key: YOUR_KEY"Nearby on LSE
Common questions
ALT share price history
