SET · PTL · stock
Polyplex (Thailand) Public Company Limited (PTL) stock price history
Every SET trading session of Polyplex (Thailand) Public Company Limited from Dec 15, 2004 to Sep 28, 2026: 5,336 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.
PTL adjusted close, 2004 to 2026
- THB 25.75
- All time high, 2021
- THB 15.10
- 52 week high, THB 7.44 low
- 5,336
- Daily sessions since 2004
Last updated Sep 28, 2026, the last stored session. Refreshes after each trading day. Full 2004 to 2026 series and minute bars.
PTL key facts
- Polyplex (Thailand) Public Company Limited (PTL) closed at THB 14.50 on Sep 28, 2026 on SET.
- PTL's all time high close is THB 25.75, set on May 19, 2021; its all time low close is THB 1.36 on Sep 22, 2006.
- PTL's 52 week range is THB 7.44 to THB 15.10.
- PTL returned +32.9% over the year to Sep 28, 2026 and -40.9% over five years.
- Over ten years PTL returned +75%, +5.8% a year compounded.
- PTL's deepest drawdown was -83.7% from Nov 9, 2010 to Jan 7, 2016.
- DataCedar holds 5,336 daily sessions of PTL history from Dec 15, 2004 and minute bars from Sep 17, 2026, adjusted for splits and dividends, served by the API under a key.
PTL price chart, 2004 to 2026
PTL returns
Price return from the last close on or before the window start to Sep 28, 2026, on adjusted closes.
| Period | Return |
|---|---|
| 1 month | -1.4% |
| 3 months | +0.1% |
| 6 months | +47.7% |
| Year to date | +74.0% |
| 1 year | +32.9% |
| 3 years | +20.7% |
| 5 years | -40.9% |
| 10 years | +75.4% |
| Since Dec 15, 2004 | +465.2% |
| Compound annual growth, 21.8 years | +8.3% |
PTL records
Measured on the stored closes; every figure is reproducible from the API series.
- All time high close
- THB 25.75 on May 19, 2021
- All time low close
- THB 1.36 on Sep 22, 2006
- 52 week high
- THB 15.10 on Aug 11, 2026
- 52 week low
- THB 7.44 on Mar 4, 2026
- Deepest drawdown
- -83.7% from Nov 9, 2010 to Jan 7, 2016, recovered May 19, 2021
- Best single session
- +39.0% on Jun 23, 2026
- Worst single session
- -20.4% on Feb 14, 2023
- Volatility, 1 year annualised
- 49.6%
- Sessions closing higher, 1 year
- 31%
- Growth of 1 since 2004
- 5.7×
- Best calendar year
- 2010, +537%
- Worst calendar year
- 2023, -59%
PTL 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. 2004 starts on Dec 15, 2004; 2026 runs to Sep 28, 2026.
| Year | Open | High | Low | Close | Return | Volume | Sessions |
|---|---|---|---|---|---|---|---|
| 2026 | THB 8.33 | THB 15.10 | THB 7.44 | THB 14.50 | +74.0% | 207.3M | 186 |
| 2025 | THB 11.19 | THB 14.38 | THB 7.79 | THB 8.33 | -25.6% | 77.9M | 242 |
| 2024 | THB 9.99 | THB 13.79 | THB 8.62 | THB 11.19 | +17.6% | 126.6M | 243 |
| 2023 | THB 23.02 | THB 25.55 | THB 9.01 | THB 9.52 | -59.0% | 277.3M | 243 |
| 2022 | THB 20.85 | THB 25.52 | THB 18.26 | THB 23.25 | +12.0% | 392.3M | 241 |
| 2021 | THB 18.67 | THB 26.59 | THB 18.26 | THB 20.76 | +9.7% | 1.1B | 241 |
| 2020 | THB 11.78 | THB 20.84 | THB 6.57 | THB 18.93 | +61.8% | 1.6B | 243 |
| 2019 | THB 9.85 | THB 12.46 | THB 9.85 | THB 11.69 | +16.9% | 114.9M | 244 |
| 2018 | THB 9.73 | THB 13.12 | THB 9.44 | THB 10.00 | +3.6% | 535M | 245 |
| 2017 | THB 10.88 | THB 13.99 | THB 8.50 | THB 9.66 | -11.2% | 2.3B | 242 |
| 2016 | THB 4.50 | THB 11.52 | THB 4.11 | THB 10.88 | +143.7% | 2.1B | 244 |
| 2015 | THB 6.82 | THB 7.93 | THB 4.32 | THB 4.46 | -33.8% | 177.3M | 244 |
| 2014 | THB 6.43 | THB 10.02 | THB 5.91 | THB 6.75 | +4.9% | 457M | 245 |
| 2013 | THB 9.48 | THB 10.92 | THB 5.49 | THB 6.43 | -32.1% | 371.5M | 245 |
| 2012 | THB 10.31 | THB 11.94 | THB 8.93 | THB 9.48 | -6.3% | 392.2M | 245 |
| 2011 | THB 23.25 | THB 25.76 | THB 7.53 | THB 10.11 | -55.9% | 2.8B | 244 |
| 2010 | THB 3.57 | THB 28.77 | THB 3.46 | THB 22.93 | +537.1% | 2B | 244 |
| 2009 | THB 1.73 | THB 4.17 | THB 1.62 | THB 3.60 | +107.7% | 184.6M | 245 |
| 2008 | THB 2.85 | THB 3.56 | THB 1.45 | THB 1.73 | -39.3% | 208.7M | 247 |
| 2007 | THB 1.51 | THB 3.28 | THB 1.40 | THB 2.85 | +84.3% | 290.3M | 246 |
| 2006 | THB 2.47 | THB 2.60 | THB 1.31 | THB 1.55 | -36.7% | 328.6M | 259 |
| 2005 | THB 2.63 | THB 3.37 | THB 2.02 | THB 2.45 | -6.9% | 1.7B | 245 |
| 2004 | THB 2.42 | THB 2.77 | THB 2.32 | THB 2.63 | n/a | 179.2M | 13 |
PTL monthly closes, last 12 months
| Month | Month end close | Change |
|---|---|---|
| September 2026 | THB 14.50 | -1.4% |
| August 2026 | THB 14.70 | +5.1% |
| July 2026 | THB 13.99 | -4.7% |
| June 2026 | THB 14.68 | +48.7% |
| May 2026 | THB 9.87 | +1.5% |
| April 2026 | THB 9.72 | -6.7% |
| March 2026 | THB 10.42 | +20.0% |
| February 2026 | THB 8.68 | +8.0% |
| January 2026 | THB 8.03 | -3.6% |
| December 2025 | THB 8.33 | +4.3% |
| November 2025 | THB 7.99 | -14.8% |
| October 2025 | THB 9.37 | -13.3% |
About the PTL data
Daily bars. 5,336 sessions from Dec 15, 2004 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 15, 2004, 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/PTL/bars?timeframe=1Day&adjustment=all&limit=50000" \
-H "X-API-Key: YOUR_KEY"Nearby on SET
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Common questions
PTL share price history
