SET · STPI · stock

STP&I Public Company Limited (STPI) stock price history

Every SET trading session of STP&I Public Company Limited from Jan 31, 2000 to Sep 28, 2026: 6,608 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 adjusted close, 2000 to 2026

STPISTP&I Public Company Limited
THB 5.50+12.7% over one year
20052010201520202025
THB 18.06
All time high, 2013
THB 7.10
52 week high, THB 3.44 low
6,608
Daily sessions since 2000

Last updated Sep 28, 2026, the last stored session. Refreshes after each trading day. Full 2000 to 2026 series and minute bars.

STPI key facts

  • STP&I Public Company Limited (STPI) closed at THB 5.50 on Sep 28, 2026 on SET.
  • STPI's all time high close is THB 18.06, set on May 22, 2013; its all time low close is THB 0.0293 on Oct 17, 2000.
  • STPI's 52 week range is THB 3.44 to THB 7.10.
  • STPI returned +12.7% over the year to Sep 28, 2026 and +28.5% over five years.
  • Over ten years STPI returned -29%, -3.4% a year compounded.
  • STPI's deepest drawdown was -87.4% from May 22, 2013 to Apr 9, 2025.
  • DataCedar holds 6,608 daily sessions of STPI history from Jan 31, 2000 and minute bars from Sep 17, 2026, adjusted for splits and dividends, served by the API under a key.

STPI price chart, 2000 to 2026

STPI adjusted close, Jan 31, 2000 to Sep 28, 2026THB 0.0293THB 0.2471THB 2.08THB 17.54200020052010201520202025
Adjusted daily close, log scale. 260 sampled points across the full history; the API serves every session.

STPI returns

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

PeriodReturn
1 month-6.0%
3 months+7.8%
6 months+33.5%
Year to date+21.7%
1 year+12.7%
3 years+65.7%
5 years+28.5%
10 years-29.0%
Since Jan 31, 2000+7,400%
Compound annual growth, 26.7 years+17.6%

STPI records

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

All time high close
THB 18.06 on May 22, 2013
All time low close
THB 0.0293 on Oct 17, 2000
52 week high
THB 7.10 on Jul 22, 2026
52 week low
THB 3.44 on Oct 30, 2025
Deepest drawdown
-87.4% from May 22, 2013 to Apr 9, 2025, not yet recovered
Best single session
+42.9% on Mar 21, 2001
Worst single session
-40.0% on Oct 17, 2000
Volatility, 1 year annualised
51.9%
Sessions closing higher, 1 year
39%
Growth of 1 since 2000
75.0×
Best calendar year
2001, +565%
Worst calendar year
2004, -55%

STPI 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. 2000 starts on Jan 31, 2000; 2026 runs to Sep 28, 2026.

YearOpenHighLowCloseReturnVolumeSessions
2026THB 4.54THB 7.10THB 3.90THB 5.50+21.7%2.6B186
2025THB 3.24THB 5.20THB 2.24THB 4.52+40.4%1.1B242
2024THB 3.32THB 4.38THB 2.92THB 3.220.0%237.4M243
2023THB 4.16THB 5.70THB 2.64THB 3.22-22.6%630.2M243
2022THB 6.50THB 6.75THB 3.44THB 4.16-35.0%1.3B241
2021THB 3.46THB 6.75THB 3.46THB 6.40+79.8%2.4B241
2020THB 6.68THB 7.03THB 2.26THB 3.56-46.3%1.3B243
2019THB 3.85THB 9.92THB 3.75THB 6.63+74.2%2.5B244
2018THB 5.16THB 6.00THB 3.60THB 3.81-25.5%626.3M245
2017THB 10.09THB 10.36THB 4.54THB 5.11-48.9%1.2B242
2016THB 8.35THB 11.66THB 6.30THB 10.00+22.2%3.4B244
2015THB 14.76THB 15.91THB 7.66THB 8.18-44.6%1.2B244
2014THB 11.88THB 17.91THB 10.21THB 14.76+24.3%1.4B245
2013THB 11.74THB 19.09THB 11.57THB 11.88+1.2%780.4M245
2012THB 5.37THB 12.07THB 4.45THB 11.74+120.6%2.5B245
2011THB 4.80THB 5.41THB 3.30THB 5.32+11.9%1.2B244
2010THB 2.24THB 7.75THB 1.87THB 4.76+112.0%5.6B244
2009THB 0.8234THB 2.57THB 0.7917THB 2.24+172.6%2B245
2008THB 0.9342THB 1.30THB 0.5700THB 0.8234-11.9%202.2M247
2007THB 0.3813THB 0.9711THB 0.2904THB 0.9342+128.6%2.6B246
2006THB 0.2157THB 0.4936THB 0.2074THB 0.4086+91.3%2.8B259
2005THB 0.1763THB 0.2924THB 0.1670THB 0.2136+21.2%5.3B245
2004THB 0.3961THB 0.4438THB 0.1628THB 0.1763-55.5%1.2B262
2003THB 0.2302THB 0.6637THB 0.1638THB 0.3961+72.1%8.4B261
2002THB 0.1950THB 0.5496THB 0.1939THB 0.2302+18.1%5.7B261
2001THB 0.0293THB 0.2249THB 0.0293THB 0.1950+564.7%12.6B261
2000THB 0.0733THB 0.0929THB 0.0293THB 0.0293n/a44.1M240

STPI monthly closes, last 12 months

MonthMonth end closeChange
September 2026THB 5.50-4.3%
August 2026THB 5.75-8.7%
July 2026THB 6.30+17.8%
June 2026THB 5.35+2.9%
May 2026THB 5.20+29.4%
April 2026THB 4.02-3.4%
March 2026THB 4.16-30.7%
February 2026THB 6.00+31.0%
January 2026THB 4.58+1.3%
December 2025THB 4.52+17.7%
November 2025THB 3.84+6.1%
October 2025THB 3.62-23.9%

About the STPI data

Daily bars. 6,608 sessions from Jan 31, 2000 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 Jan 31, 2000, 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/bars?timeframe=1Day&adjustment=all&limit=50000" \
  -H "X-API-Key: YOUR_KEY"

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Common questions

STPI share price history

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