SET · CI-R · stock

Charn Issara Development Public Company Limited (CI-R) stock price history

Every SET trading session of Charn Issara Development Public Company Limited from Dec 28, 2007 to Sep 28, 2026: 3,546 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.

Get CI-R data, free keyYear by year table

CI-R adjusted close, 2007 to 2026

CI-RCharn Issara Development Public Company
THB 0.3400+9.7% over one year
2010201520202025
THB 3.59
All time high, 2008
THB 0.3500
52 week high, THB 0.3100 low
3,546
Daily sessions since 2007

Last updated Sep 28, 2026, the last stored session. Refreshes after each trading day. Full 2007 to 2026 series and minute bars.

CI-R key facts

  • Charn Issara Development Public Company Limited (CI-R) closed at THB 0.3400 on Sep 28, 2026 on SET.
  • CI-R's all time high close is THB 3.59, set on Apr 28, 2008; its all time low close is THB 0.2300 on Jul 15, 2025.
  • CI-R's 52 week range is THB 0.3100 to THB 0.3500.
  • CI-R returned +9.7% over the year to Sep 28, 2026 and -65.0% over five years.
  • Over ten years CI-R returned -86%, -18.0% a year compounded.
  • CI-R's deepest drawdown was -93.6% from Apr 28, 2008 to Jul 15, 2025.
  • DataCedar holds 3,546 daily sessions of CI-R history from Dec 28, 2007 and minute bars from Sep 17, 2026, adjusted for splits and dividends, served by the API under a key.

CI-R price chart, 2007 to 2026

CI-R adjusted close, Dec 28, 2007 to Sep 28, 2026THB 0.2301THB 0.5733THB 1.43THB 3.562010201520202025
Adjusted daily close, log scale. 260 sampled points across the full history; the API serves every session.

CI-R returns

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

PeriodReturn
1 month0.0%
3 months0.0%
6 months0.0%
Year to date-2.9%
1 year+9.7%
3 years-36.7%
5 years-65.0%
10 years-86.2%
Since Dec 28, 2007-89.7%
Compound annual growth, 18.8 years-11.4%

CI-R records

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

All time high close
THB 3.59 on Apr 28, 2008
All time low close
THB 0.2300 on Jul 15, 2025
52 week high
THB 0.3500 on Oct 22, 2025
52 week low
THB 0.3100 on Sep 29, 2025
Deepest drawdown
-93.6% from Apr 28, 2008 to Jul 15, 2025, not yet recovered
Best single session
+40.0% on Jun 25, 2020
Worst single session
-41.5% on Jul 2, 2025
Volatility, 1 year annualised
32.8%
Sessions closing higher, 1 year
1%
Best calendar year
2021, +87%
Worst calendar year
2008, -54%

CI-R 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. 2007 starts on Dec 28, 2007; 2026 runs to Sep 28, 2026.

YearOpenHighLowCloseReturnVolumeSessions
2026THB 0.3500THB 0.3500THB 0.3400THB 0.3400-2.9%61K186
2025THB 0.4500THB 0.5000THB 0.2300THB 0.3500-22.2%3.3M242
2024THB 0.5373THB 0.5373THB 0.4500THB 0.4500-16.3%113K243
2023THB 0.8611THB 0.9400THB 0.5300THB 0.5373-37.6%1.7M243
2022THB 1.27THB 1.57THB 0.7500THB 0.8611-32.1%157.7M241
2021THB 0.6800THB 1.58THB 0.6800THB 1.27+86.5%111.7M241
2020THB 0.8745THB 0.8745THB 0.5345THB 0.6800-22.2%800.5K243
2019THB 1.47THB 1.47THB 0.8649THB 0.8745-40.6%141K244
2018THB 1.33THB 1.58THB 1.33THB 1.47+10.7%8.1M245
2017THB 1.49THB 1.60THB 1.28THB 1.33-46.2%8.7M181
2013THB 2.47THB 2.47THB 2.47THB 2.470.0%011
2012THB 2.47THB 2.47THB 2.47THB 2.47+0.3%0245
2011THB 2.46THB 2.47THB 2.46THB 2.47+0.2%0244
2010THB 2.46THB 2.46THB 2.46THB 2.46+0.2%0244
2009THB 1.50THB 2.53THB 1.36THB 2.46+63.5%3.8M245
2008THB 3.29THB 3.61THB 1.38THB 1.50-54.4%28.9M247
2007THB 3.27THB 3.29THB 3.27THB 3.29n/a50.5K1

CI-R monthly closes, last 12 months

MonthMonth end closeChange
September 2026THB 0.34000.0%
August 2026THB 0.34000.0%
July 2026THB 0.34000.0%
June 2026THB 0.34000.0%
May 2026THB 0.34000.0%
April 2026THB 0.34000.0%
March 2026THB 0.34000.0%
February 2026THB 0.34000.0%
January 2026THB 0.3400-2.9%
December 2025THB 0.35000.0%
November 2025THB 0.35000.0%
October 2025THB 0.3500+12.9%

About the CI-R data

Daily bars. 3,546 sessions from Dec 28, 2007 to Sep 28, 2026, one row per SET 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 29, 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 SET trading days; minute timestamps are UTC. Prices are in THB. 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 Dec 28, 2007, 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/CI-R/bars?timeframe=1Day&adjustment=all&limit=50000" \
  -H "X-API-Key: YOUR_KEY"

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