Euronext Paris · ALGEC · stock

GECI International S.A. (ALGEC) stock price history

Every Euronext Paris trading session of GECI International S.A. from Mar 13, 2001 to Sep 28, 2026: 6,559 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.

ALGEC adjusted close, 2001 to 2026

ALGECGECI International S.A.
€1.23-55.3% over one year
20052010201520202025
€134,640
All time high, 2001
€2.99
52 week high, €0.8640 low
6,559
Daily sessions since 2001

Last updated Sep 28, 2026, the last stored session. Refreshes after each trading day. Full 2001 to 2026 series and minute bars.

ALGEC key facts

  • GECI International S.A. (ALGEC) closed at €1.23 on Sep 28, 2026 on Euronext Paris.
  • ALGEC's all time high close is €134,640, set on Jun 7, 2001; its all time low close is €1.00 on Oct 24, 2023.
  • ALGEC's 52 week range is €0.8640 to €2.99.
  • ALGEC returned -55.3% over the year to Sep 28, 2026 and -99.1% over five years.
  • Over ten years ALGEC returned -100%, -51.2% a year compounded.
  • ALGEC's deepest drawdown was -100.0% from Jun 7, 2001 to Oct 24, 2023.
  • DataCedar holds 6,559 daily sessions of ALGEC history from Mar 13, 2001 and minute bars from Sep 17, 2026, adjusted for splits and dividends, served by the API under a key.

ALGEC price chart, 2001 to 2026

ALGEC adjusted close, Mar 13, 2001 to Sep 28, 2026€1.00€50.36€2,536€127,71020052010201520202025
Adjusted daily close, log scale. 260 sampled points across the full history; the API serves every session.

ALGEC returns

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

PeriodReturn
1 month-31.5%
3 months-36.3%
6 months-45.1%
Year to date-54.4%
1 year-55.3%
3 years-75.4%
5 years-99.1%
10 years-99.9%
Since Mar 13, 2001-100.0%
Compound annual growth, 25.5 years-35.5%

ALGEC records

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

All time high close
€134,640 on Jun 7, 2001
All time low close
€1.00 on Oct 24, 2023
52 week high
€2.99 on Nov 17, 2025
52 week low
€0.8640 on Sep 21, 2026
Deepest drawdown
-100.0% from Jun 7, 2001 to Oct 24, 2023, not yet recovered
Best single session
+100.0% on Oct 26, 2023
Worst single session
-83.2% on Mar 11, 2016
Volatility, 1 year annualised
58.6%
Sessions closing higher, 1 year
38%
Best calendar year
2003, +248%
Worst calendar year
2023, -91%

ALGEC 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. 2001 starts on Mar 13, 2001; 2026 runs to Sep 28, 2026.

YearOpenHighLowCloseReturnVolumeSessions
2026€2.83€2.95€0.8640€1.23-56.5%359.5K189
2025€2.53€4.92€2.35€2.83+6.8%880.2K255
2024€1.00€5.37€1.00€2.65+32.5%2.1M256
2023€24.00€24.00€1.00€2.00-91.3%801.6K255
2022€73.00€139.00€9.00€23.00-66.7%1.1M257
2021€252.00€671.00€63.00€69.00-72.2%439.7K258
2020€328.00€695.00€131.00€248.00-24.4%205.1K257
2019€1,035€1,900€302.00€328.00-67.5%38.9K256
2018€900.00€3,200€900.00€1,010+12.2%64.8K255
2017€4,700€5,400€800.00€900.00-80.9%10.9K255
2016€17,900€17,900€1,400€4,700-73.7%6.3K257
2015€17,900€17,900€17,900€17,9000.0%0255
2014€17,900€17,900€17,900€17,9000.0%0256
2013€17,900€17,900€17,900€17,9000.0%0255
2012€13,300€38,000€13,100€17,900+31.6%10.6K254
2011€28,500€33,500€8,800€13,600-52.1%5.6K257
2010€33,000€38,900€20,500€28,400-12.3%2.7K256
2009€18,800€45,000€15,200€32,400+66.2%2K256
2008€34,100€42,400€17,600€19,500-43.5%2.2K256
2007€48,900€73,700€30,200€34,500-26.3%4.7K255
2006€17,800€48,500€17,600€46,800+160.0%3.6K255
2005€16,100€33,800€15,300€18,000+11.8%1.3K260
2004€32,000€34,900€14,100€16,100-49.7%56262
2003€9,200€45,000€7,100€32,000+247.8%58261
2002€80,800€87,900€8,000€9,200-88.6%28261
2001€89,100€143,550€62,500€80,800n/a96210

ALGEC monthly closes, last 12 months

MonthMonth end closeChange
September 2026€1.23-30.9%
August 2026€1.78+4.7%
July 2026€1.70-13.3%
June 2026€1.96-9.7%
May 2026€2.17+6.9%
April 2026€2.03-10.2%
March 2026€2.26-11.0%
February 2026€2.54-9.3%
January 2026€2.80-1.1%
December 2025€2.83+1.4%
November 2025€2.79+11.6%
October 2025€2.50-11.3%

About the ALGEC data

Daily bars. 6,559 sessions from Mar 13, 2001 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 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 Mar 13, 2001, 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/ALGEC/bars?timeframe=1Day&adjustment=all&limit=50000" \
  -H "X-API-Key: YOUR_KEY"

Nearby on Euronext Paris

Common questions

ALGEC share price history

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