BME · SAI · stock
Substrate Artificial Inteligence, S.A. (SAI) stock price history
Every BME trading session of Substrate Artificial Inteligence, S.A. from May 17, 2022 to Sep 28, 2026: 1,118 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.
SAI adjusted close, 2022 to 2026
- €4.10
- All time high, 2022
- €0.1220
- 52 week high, €0.0232 low
- 1,118
- Daily sessions since 2022
Last updated Sep 28, 2026, the last stored session. Refreshes after each trading day. Full 2022 to 2026 series and minute bars.
SAI key facts
- Substrate Artificial Inteligence, S.A. (SAI) closed at €0.0492 on Sep 28, 2026 on BME.
- SAI's all time high close is €4.10, set on May 17, 2022; its all time low close is €0.0234 on Jun 26, 2026.
- SAI's 52 week range is €0.0232 to €0.1220.
- SAI returned -39.4% over the year to Sep 28, 2026.
- Since May 17, 2022 SAI returned -99%, -63.7% a year compounded.
- SAI's deepest drawdown was -99.4% from May 17, 2022 to Jun 26, 2026.
- DataCedar holds 1,118 daily sessions of SAI history from May 17, 2022 and minute bars from Sep 17, 2026, adjusted for splits and dividends, served by the API under a key.
SAI price chart, 2022 to 2026
SAI returns
Price return from the last close on or before the window start to Sep 28, 2026, on adjusted closes.
| Period | Return |
|---|---|
| 1 month | +2.9% |
| 3 months | +110.3% |
| 6 months | -0.8% |
| Year to date | -34.0% |
| 1 year | -39.4% |
| 3 years | -79.3% |
| 5 years | n/a |
| 10 years | n/a |
| Since May 17, 2022 | -98.8% |
| Compound annual growth, 4.4 years | -63.7% |
SAI records
Measured on the stored closes; every figure is reproducible from the API series.
- All time high close
- €4.10 on May 17, 2022
- All time low close
- €0.0234 on Jun 26, 2026
- 52 week high
- €0.1220 on Nov 4, 2025
- 52 week low
- €0.0232 on Jun 26, 2026
- Deepest drawdown
- -99.4% from May 17, 2022 to Jun 26, 2026, not yet recovered
- Best single session
- +92.7% on Jun 29, 2026
- Worst single session
- -21.4% on Dec 15, 2022
- Volatility, 1 year annualised
- 124.9%
- Sessions closing higher, 1 year
- 38%
- Best calendar year
- 2023, -21%
- Worst calendar year
- 2024, -55%
SAI 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. 2022 starts on May 17, 2022; 2026 runs to Sep 28, 2026.
| Year | Open | High | Low | Close | Return | Volume | Sessions |
|---|---|---|---|---|---|---|---|
| 2026 | €0.0714 | €0.1100 | €0.0232 | €0.0492 | -30.3% | 1.1B | 189 |
| 2025 | €0.1028 | €0.1596 | €0.0580 | €0.0706 | -31.3% | 604M | 255 |
| 2024 | €0.2310 | €0.2790 | €0.0940 | €0.1028 | -54.7% | 168.4M | 256 |
| 2023 | €0.2980 | €0.6640 | €0.1925 | €0.2270 | -20.6% | 202.3M | 255 |
| 2022 | €4.30 | €4.30 | €0.1700 | €0.2860 | n/a | 22.6M | 163 |
SAI monthly closes, last 12 months
| Month | Month end close | Change |
|---|---|---|
| September 2026 | €0.0492 | +12.8% |
| August 2026 | €0.0436 | -39.4% |
| July 2026 | €0.0719 | +60.1% |
| June 2026 | €0.0449 | +30.5% |
| May 2026 | €0.0344 | -25.5% |
| April 2026 | €0.0462 | -6.5% |
| March 2026 | €0.0494 | -17.7% |
| February 2026 | €0.0600 | -10.2% |
| January 2026 | €0.0668 | -5.4% |
| December 2025 | €0.0706 | -20.7% |
| November 2025 | €0.0890 | +0.5% |
| October 2025 | €0.0886 | +9.4% |
About the SAI data
Daily bars. 1,118 sessions from May 17, 2022 to Sep 28, 2026, one row per BME 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 BME trading days; minute timestamps are UTC. Prices are in EUR. 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 May 17, 2022, 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/SAI/bars?timeframe=1Day&adjustment=all&limit=50000" \
-H "X-API-Key: YOUR_KEY"Nearby on BME
Common questions
SAI share price history
