SET · STPI-R · stock
STP&I Public Company Limited (STPI-R) stock price history
Every SET trading session of STP&I Public Company Limited from Dec 28, 2007 to Sep 28, 2026: 1,239 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.
STPI-R adjusted close, 2007 to 2026
- THB 9.55
- All time high, 2008
- THB 5.60
- 52 week high, THB 5.45 low
- 1,239
- 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.
STPI-R key facts
- STP&I Public Company Limited (STPI-R) closed at THB 5.50 on Sep 28, 2026 on SET.
- STPI-R's all time high close is THB 9.55, set on Apr 28, 2008; its all time low close is THB 4.42 on Oct 13, 2008.
- STPI-R's 52 week range is THB 5.45 to THB 5.60.
- STPI-R returned -39.9% over the year to Sep 28, 2026 and -39.9% over five years.
- Over ten years STPI-R returned -40%, -5.0% a year compounded.
- STPI-R's deepest drawdown was -53.8% from Apr 28, 2008 to Oct 13, 2008.
- DataCedar holds 1,239 daily sessions of STPI-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.
STPI-R price chart, 2007 to 2026
STPI-R returns
Price return from the last close on or before the window start to Sep 28, 2026, on adjusted closes.
| Period | Return |
|---|---|
| 1 month | -39.9% |
| 3 months | -39.9% |
| 6 months | -39.9% |
| Year to date | -39.9% |
| 1 year | -39.9% |
| 3 years | -39.9% |
| 5 years | -39.9% |
| 10 years | -39.9% |
| Since Dec 28, 2007 | -22.6% |
| Compound annual growth, 18.8 years | -1.4% |
STPI-R records
Measured on the stored closes; every figure is reproducible from the API series.
- All time high close
- THB 9.55 on Apr 28, 2008
- All time low close
- THB 4.42 on Oct 13, 2008
- 52 week high
- THB 5.60 on Sep 28, 2026
- 52 week low
- THB 5.45 on Sep 28, 2026
- Deepest drawdown
- -53.8% from Apr 28, 2008 to Oct 13, 2008, not yet recovered
- Best single session
- +18.2% on Oct 14, 2008
- Worst single session
- -39.9% on Sep 28, 2026
- Volatility, 1 year annualised
- 50.9%
- Sessions closing higher, 1 year
- 0%
- Best calendar year
- 2009, +23%
- Worst calendar year
- 2008, -9%
STPI-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.
| Year | Open | High | Low | Close | Return | Volume | Sessions |
|---|---|---|---|---|---|---|---|
| 2026 | THB 5.55 | THB 5.60 | THB 5.45 | THB 5.50 | -39.9% | 9.5M | 2 |
| 2013 | THB 9.15 | THB 9.15 | THB 9.15 | THB 9.15 | 0.0% | 0 | 11 |
| 2012 | THB 9.08 | THB 9.15 | THB 9.08 | THB 9.15 | +0.8% | 0 | 245 |
| 2011 | THB 8.78 | THB 9.08 | THB 8.78 | THB 9.08 | +3.4% | 0 | 244 |
| 2010 | THB 7.96 | THB 8.78 | THB 7.96 | THB 8.78 | +10.3% | 0 | 244 |
| 2009 | THB 6.46 | THB 8.65 | THB 6.10 | THB 7.96 | +23.1% | 39.7M | 245 |
| 2008 | THB 7.11 | THB 9.88 | THB 4.34 | THB 6.46 | -9.0% | 39.7M | 247 |
| 2007 | THB 6.94 | THB 7.15 | THB 6.82 | THB 7.11 | n/a | 141.6K | 1 |
STPI-R monthly closes, last 12 months
| Month | Month end close | Change |
|---|---|---|
| September 2026 | THB 5.50 | -39.9% |
| January 2013 | THB 9.15 | 0.0% |
| December 2012 | THB 9.15 | 0.0% |
| November 2012 | THB 9.15 | 0.0% |
| October 2012 | THB 9.15 | 0.0% |
| September 2012 | THB 9.15 | 0.0% |
| August 2012 | THB 9.15 | 0.0% |
| July 2012 | THB 9.15 | 0.0% |
| June 2012 | THB 9.15 | 0.0% |
| May 2012 | THB 9.15 | 0.0% |
| April 2012 | THB 9.15 | 0.0% |
| March 2012 | THB 9.15 | +0.8% |
About the STPI-R data
Daily bars. 1,239 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 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 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/STPI-R/bars?timeframe=1Day&adjustment=all&limit=50000" \
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Common questions
STPI-R share price history
