SET · SYNTEC · stock
Syntec Construction Public Company Limited (SYNTEC) stock price history
Every SET trading session of Syntec Construction Public Company Limited from May 26, 2003 to Sep 28, 2026: 5,743 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.
SYNTEC adjusted close, 2003 to 2026
- THB 4.40
- All time high, 2017
- THB 2.04
- 52 week high, THB 1.52 low
- 5,743
- Daily sessions since 2003
Last updated Sep 28, 2026, the last stored session. Refreshes after each trading day. Full 2003 to 2026 series and minute bars.
SYNTEC key facts
- Syntec Construction Public Company Limited (SYNTEC) closed at THB 1.83 on Sep 28, 2026 on SET.
- SYNTEC's all time high close is THB 4.40, set on Nov 8, 2017; its all time low close is THB 0.0949 on Oct 29, 2008.
- SYNTEC's 52 week range is THB 1.52 to THB 2.04.
- SYNTEC returned -1.1% over the year to Sep 28, 2026 and +9.6% over five years.
- Over ten years SYNTEC returned -25%, -2.8% a year compounded.
- SYNTEC's deepest drawdown was -97.7% from Sep 15, 2003 to Oct 29, 2008.
- DataCedar holds 5,743 daily sessions of SYNTEC history from May 26, 2003 and minute bars from Sep 17, 2026, adjusted for splits and dividends, served by the API under a key.
SYNTEC price chart, 2003 to 2026
SYNTEC returns
Price return from the last close on or before the window start to Sep 28, 2026, on adjusted closes.
| Period | Return |
|---|---|
| 1 month | -7.6% |
| 3 months | +13.0% |
| 6 months | +13.6% |
| Year to date | +16.4% |
| 1 year | -1.1% |
| 3 years | +28.3% |
| 5 years | +9.6% |
| 10 years | -25.1% |
| Since May 26, 2003 | +62.3% |
| Compound annual growth, 23.3 years | +2.1% |
SYNTEC records
Measured on the stored closes; every figure is reproducible from the API series.
- All time high close
- THB 4.40 on Nov 8, 2017
- All time low close
- THB 0.0949 on Oct 29, 2008
- 52 week high
- THB 2.04 on Aug 27, 2026
- 52 week low
- THB 1.52 on Jan 13, 2026
- Deepest drawdown
- -97.7% from Sep 15, 2003 to Oct 29, 2008, recovered Sep 26, 2017
- Best single session
- +69.2% on Nov 7, 2008
- Worst single session
- -23.6% on Oct 14, 2003
- Volatility, 1 year annualised
- 20.4%
- Sessions closing higher, 1 year
- 34%
- Best calendar year
- 2014, +156%
- Worst calendar year
- 2004, -74%
SYNTEC 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. 2003 starts on May 26, 2003; 2026 runs to Sep 28, 2026.
| Year | Open | High | Low | Close | Return | Volume | Sessions |
|---|---|---|---|---|---|---|---|
| 2026 | THB 1.57 | THB 2.04 | THB 1.52 | THB 1.83 | +16.4% | 175.1M | 186 |
| 2025 | THB 1.43 | THB 1.92 | THB 1.17 | THB 1.57 | +9.2% | 116.3M | 242 |
| 2024 | THB 1.39 | THB 1.72 | THB 1.27 | THB 1.44 | +4.2% | 122.3M | 243 |
| 2023 | THB 1.51 | THB 1.67 | THB 1.21 | THB 1.38 | -9.0% | 245.5M | 243 |
| 2022 | THB 1.64 | THB 1.96 | THB 1.32 | THB 1.52 | -7.1% | 620.8M | 241 |
| 2021 | THB 1.15 | THB 2.07 | THB 1.13 | THB 1.64 | +38.9% | 2.6B | 241 |
| 2020 | THB 1.45 | THB 1.67 | THB 0.6697 | THB 1.18 | -17.7% | 1.3B | 243 |
| 2019 | THB 1.93 | THB 2.19 | THB 1.23 | THB 1.43 | -27.1% | 622.4M | 244 |
| 2018 | THB 3.85 | THB 4.12 | THB 1.91 | THB 1.96 | -49.0% | 1.3B | 245 |
| 2017 | THB 3.49 | THB 4.47 | THB 2.93 | THB 3.85 | +10.2% | 2B | 242 |
| 2016 | THB 1.85 | THB 3.49 | THB 1.77 | THB 3.49 | +88.9% | 3.2B | 244 |
| 2015 | THB 1.72 | THB 2.28 | THB 1.64 | THB 1.85 | +9.6% | 2.5B | 244 |
| 2014 | THB 0.6514 | THB 2.05 | THB 0.6032 | THB 1.69 | +156.4% | 8.8B | 245 |
| 2013 | THB 0.6273 | THB 1.47 | THB 0.5609 | THB 0.6575 | +4.8% | 8.3B | 245 |
| 2012 | THB 0.4731 | THB 0.6876 | THB 0.4343 | THB 0.6273 | +34.3% | 5.2B | 245 |
| 2011 | THB 0.6397 | THB 0.7924 | THB 0.3785 | THB 0.4672 | -26.3% | 2.1B | 244 |
| 2010 | THB 0.4522 | THB 0.9279 | THB 0.3964 | THB 0.6339 | +41.9% | 5.8B | 244 |
| 2009 | THB 0.2177 | THB 0.4969 | THB 0.1954 | THB 0.4466 | +105.1% | 8.1B | 245 |
| 2008 | THB 0.4857 | THB 0.5583 | THB 0.0949 | THB 0.2177 | -54.7% | 4B | 247 |
| 2007 | THB 0.5192 | THB 0.6923 | THB 0.4355 | THB 0.4801 | -13.1% | 7.4B | 246 |
| 2006 | THB 0.3573 | THB 0.8486 | THB 0.2457 | THB 0.5527 | +57.1% | 3.9B | 259 |
| 2005 | THB 0.7425 | THB 0.9603 | THB 0.2959 | THB 0.3517 | -51.9% | 3.3B | 245 |
| 2004 | THB 2.79 | THB 3.60 | THB 0.5583 | THB 0.7314 | -73.8% | 6.8B | 262 |
| 2003 | THB 0.9603 | THB 4.19 | THB 0.8598 | THB 2.79 | n/a | 968.7M | 158 |
SYNTEC monthly closes, last 12 months
| Month | Month end close | Change |
|---|---|---|
| September 2026 | THB 1.83 | -7.6% |
| August 2026 | THB 1.98 | +3.1% |
| July 2026 | THB 1.92 | +17.1% |
| June 2026 | THB 1.64 | 0.0% |
| May 2026 | THB 1.64 | +2.5% |
| April 2026 | THB 1.60 | -1.8% |
| March 2026 | THB 1.63 | -6.1% |
| February 2026 | THB 1.74 | +11.0% |
| January 2026 | THB 1.56 | -0.6% |
| December 2025 | THB 1.57 | -2.4% |
| November 2025 | THB 1.61 | -4.5% |
| October 2025 | THB 1.69 | -6.9% |
About the SYNTEC data
Daily bars. 5,743 sessions from May 26, 2003 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 May 26, 2003, 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/SYNTEC/bars?timeframe=1Day&adjustment=all&limit=50000" \
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Common questions
SYNTEC share price history
