Euronext Paris · ALERO · stock

Euroland Corporate Société anonyme (ALERO) stock price history

Every Euronext Paris trading session of Euroland Corporate Société anonyme from Jan 14, 2005 to Sep 28, 2026: 5,556 daily bars, adjusted for splits and dividends, with minute bars from Sep 18, 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.

ALERO adjusted close, 2005 to 2026

ALEROEuroland Corporate Société anonyme
€3.00-1.9% over one year
2010201520202025
€3.21
All time high, 2025
€3.16
52 week high, €2.60 low
5,556
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.

ALERO key facts

  • Euroland Corporate Société anonyme (ALERO) closed at €3.00 on Sep 28, 2026 on Euronext Paris.
  • ALERO's all time high close is €3.21, set on Jun 17, 2025; its all time low close is €0.0583 on Feb 22, 2013.
  • ALERO's 52 week range is €2.60 to €3.16.
  • ALERO returned -1.9% over the year to Sep 28, 2026 and +71.4% over five years.
  • Over ten years ALERO returned +1,808%, +34.3% a year compounded.
  • ALERO's deepest drawdown was -97.2% from Sep 5, 2007 to Feb 22, 2013.
  • DataCedar holds 5,556 daily sessions of ALERO history from Jan 14, 2005 and minute bars from Sep 18, 2026, adjusted for splits and dividends, served by the API under a key.

ALERO price chart, 2005 to 2026

ALERO adjusted close, Jan 14, 2005 to Sep 28, 2026€0.0583€0.2210€0.8376€3.1720052010201520202025
Adjusted daily close, log scale. 260 sampled points across the full history; the API serves every session.

ALERO returns

Price return from the last close on or before the window start to Sep 28, 2026, on adjusted closes.

PeriodReturn
1 month+6.4%
3 months-1.9%
6 months+0.6%
Year to date-1.9%
1 year-1.9%
3 years+34.4%
5 years+71.4%
10 years+1,808%
Since Jan 14, 2005+194.8%
Compound annual growth, 21.7 years+5.1%

ALERO records

Measured on the stored closes; every figure is reproducible from the API series.

All time high close
€3.21 on Jun 17, 2025
All time low close
€0.0583 on Feb 22, 2013
52 week high
€3.16 on Jul 1, 2026
52 week low
€2.60 on Mar 2, 2026
Deepest drawdown
-97.2% from Sep 5, 2007 to Feb 22, 2013, recovered Feb 11, 2022
Best single session
+188.9% on Sep 26, 2011
Worst single session
-77.5% on Sep 19, 2011
Volatility, 1 year annualised
53.4%
Sessions closing higher, 1 year
17%
Growth of 1 since 2005
2.9×
Best calendar year
2014, +121%
Worst calendar year
2013, -74%

ALERO 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 Jan 14, 2005; 2026 runs to Sep 28, 2026.

YearOpenHighLowCloseReturnVolumeSessions
2026€3.06€3.16€2.60€3.00-1.9%15.8K189
2025€2.35€3.21€2.35€3.06+20.7%63.1K255
2024€2.01€2.55€1.72€2.54+19.0%196.9K256
2023€2.32€2.49€1.94€2.13+4.7%118.2K255
2022€1.92€2.58€1.77€2.03+6.9%153.1K257
2021€0.7399€1.95€0.7399€1.90+118.6%358K258
2020€0.5303€1.01€0.4201€0.8704+64.2%161.7K257
2019€0.3114€0.5509€0.3114€0.5303+70.3%114.2K256
2018€0.4717€0.7279€0.3114€0.3114-34.0%464.3K255
2017€0.2271€0.4717€0.1980€0.4717+107.7%178K255
2016€0.1281€0.2853€0.1281€0.2271+77.3%83.9K257
2015€0.1572€0.3086€0.1165€0.1281-8.3%97.9K255
2014€0.0632€0.3256€0.0583€0.1398+121.2%191.2K256
2013€0.2430€0.2430€0.0583€0.0632-74.0%315.4K255
2012€0.1992€0.2915€0.1701€0.2430+22.0%42.7K254
2011€0.5199€0.6268€0.0875€0.1992-45.3%54.5K257
2010€0.6803€0.8698€0.3644€0.3644-40.5%53.8K256
2009€0.7289€0.9718€0.5831€0.6122-16.0%76.4K256
2008€1.74€1.74€0.6414€0.7289-58.1%189.6K256
2007€1.33€2.07€1.33€1.74+30.7%254.7K255
2006€1.66€1.66€1.22€1.33-19.7%283.4K255
2005€1.02€1.95€0.8891€1.66n/a418.1K251

ALERO monthly closes, last 12 months

MonthMonth end closeChange
September 2026€3.00+6.4%
August 2026€2.82-10.2%
July 2026€3.14+3.3%
June 2026€3.04+5.3%
May 2026€2.890.0%
April 2026€2.89-3.2%
March 2026€2.98+3.3%
February 2026€2.89-4.5%
January 2026€3.02-1.3%
December 2025€3.06+0.6%
November 2025€3.04+2.6%
October 2025€2.96+3.4%

About the ALERO data

Daily bars. 5,556 sessions from Jan 14, 2005 to Sep 28, 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 18, 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 Jan 14, 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/ALERO/bars?timeframe=1Day&adjustment=all&limit=50000" \
  -H "X-API-Key: YOUR_KEY"

Nearby on Euronext Paris

Common questions

ALERO share price history

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