Euronext Paris · ALHAF · stock
Haffner Energy S.A. (ALHAF) stock price history
Every Euronext Paris trading session of Haffner Energy S.A. from Feb 15, 2022 to Sep 29, 2026: 1,182 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.
ALHAF adjusted close, 2022 to 2026
- €8.74
- All time high, 2022
- €0.9730
- 52 week high, €0.0313 low
- 1,182
- Daily sessions since 2022
Last updated Sep 29, 2026, the last stored session. Refreshes after each trading day. Full 2022 to 2026 series and minute bars.
ALHAF key facts
- Haffner Energy S.A. (ALHAF) closed at €0.8210 on Sep 29, 2026 on Euronext Paris.
- ALHAF's all time high close is €8.74, set on Apr 4, 2022; its all time low close is €0.0320 on Feb 13, 2026.
- ALHAF's 52 week range is €0.0313 to €0.9730.
- ALHAF returned +229.7% over the year to Sep 29, 2026.
- Since Feb 15, 2022 ALHAF returned -89%, -38.0% a year compounded.
- ALHAF's deepest drawdown was -99.6% from Apr 4, 2022 to Feb 13, 2026.
- DataCedar holds 1,182 daily sessions of ALHAF history from Feb 15, 2022 and minute bars from Sep 17, 2026, adjusted for splits and dividends, served by the API under a key.
ALHAF price chart, 2022 to 2026
ALHAF returns
Price return from the last close on or before the window start to Sep 29, 2026, on adjusted closes.
| Period | Return |
|---|---|
| 1 month | +51.2% |
| 3 months | +260.1% |
| 6 months | +1,338% |
| Year to date | +1,488% |
| 1 year | +229.7% |
| 3 years | -38.3% |
| 5 years | n/a |
| 10 years | n/a |
| Since Feb 15, 2022 | -89.0% |
| Compound annual growth, 4.6 years | -38.0% |
ALHAF records
Measured on the stored closes; every figure is reproducible from the API series.
- All time high close
- €8.74 on Apr 4, 2022
- All time low close
- €0.0320 on Feb 13, 2026
- 52 week high
- €0.9730 on Sep 29, 2026
- 52 week low
- €0.0313 on Feb 12, 2026
- Deepest drawdown
- -99.6% from Apr 4, 2022 to Feb 13, 2026, not yet recovered
- Best single session
- +72.8% on Apr 23, 2026
- Worst single session
- -46.5% on Nov 4, 2025
- Volatility, 1 year annualised
- 182.1%
- Sessions closing higher, 1 year
- 42%
- Best calendar year
- 2024, +28%
- Worst calendar year
- 2025, -94%
ALHAF 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 Feb 15, 2022; 2026 runs to Sep 29, 2026.
| Year | Open | High | Low | Close | Return | Volume | Sessions |
|---|---|---|---|---|---|---|---|
| 2026 | €0.0578 | €0.9730 | €0.0313 | €0.8210 | +1,449% | 1.9B | 190 |
| 2025 | €0.8800 | €1.16 | €0.0370 | €0.0530 | -93.9% | 68.3M | 255 |
| 2024 | €0.7100 | €1.72 | €0.3905 | €0.8700 | +27.9% | 9.6M | 256 |
| 2023 | €2.00 | €3.68 | €0.5850 | €0.6800 | -62.8% | 4.9M | 255 |
| 2022 | €8.00 | €8.94 | €1.75 | €1.83 | n/a | 4M | 226 |
ALHAF monthly closes, last 12 months
| Month | Month end close | Change |
|---|---|---|
| September 2026 | €0.8210 | +53.2% |
| August 2026 | €0.5360 | +64.9% |
| July 2026 | €0.3250 | +46.7% |
| June 2026 | €0.2215 | -19.2% |
| May 2026 | €0.2740 | +178.5% |
| April 2026 | €0.0984 | +64.5% |
| March 2026 | €0.0598 | +11.6% |
| February 2026 | €0.0536 | +47.7% |
| January 2026 | €0.0363 | -31.5% |
| December 2025 | €0.0530 | -17.2% |
| November 2025 | €0.0640 | -74.3% |
| October 2025 | €0.2490 | -1.2% |
About the ALHAF data
Daily bars. 1,182 sessions from Feb 15, 2022 to Sep 29, 2026, one row per Euronext Paris 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 Euronext Paris 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 Feb 15, 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/ALHAF/bars?timeframe=1Day&adjustment=all&limit=50000" \
-H "X-API-Key: YOUR_KEY"Nearby on Euronext Paris
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Common questions
ALHAF share price history
