SET · UP · stock
Union Plastic Public Company Limited (UP) stock price history
Every SET trading session of Union Plastic Public Company Limited from Jan 4, 2000 to Sep 28, 2026: 6,627 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.
UP adjusted close, 2000 to 2026
- THB 29.19
- All time high, 2013
- THB 33.00
- 52 week high, THB 18.17 low
- 6,627
- 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.
UP key facts
- Union Plastic Public Company Limited (UP) closed at THB 26.50 on Sep 28, 2026 on SET.
- UP's all time high close is THB 29.19, set on Mar 29, 2013; its all time low close is THB 1.25 on Apr 26, 2001.
- UP's 52 week range is THB 18.17 to THB 33.00.
- UP returned +38.3% over the year to Sep 28, 2026 and +38.3% over five years.
- Over ten years UP returned +61%, +4.9% a year compounded.
- UP's deepest drawdown was -69.5% from Mar 29, 2013 to Apr 17, 2020.
- DataCedar holds 6,627 daily sessions of UP history from Jan 4, 2000 and minute bars from Sep 17, 2026, adjusted for splits and dividends, served by the API under a key.
UP price chart, 2000 to 2026
UP returns
Price return from the last close on or before the window start to Sep 28, 2026, on adjusted closes.
| Period | Return |
|---|---|
| 1 month | +5.0% |
| 3 months | +13.7% |
| 6 months | +7.1% |
| Year to date | +38.3% |
| 1 year | +38.3% |
| 3 years | +103.4% |
| 5 years | +38.3% |
| 10 years | +61.5% |
| Since Jan 4, 2000 | +1,302% |
| Compound annual growth, 26.7 years | +10.4% |
UP records
Measured on the stored closes; every figure is reproducible from the API series.
- All time high close
- THB 29.19 on Mar 29, 2013
- All time low close
- THB 1.25 on Apr 26, 2001
- 52 week high
- THB 33.00 on Sep 22, 2026
- 52 week low
- THB 18.17 on Jan 30, 2026
- Deepest drawdown
- -69.5% from Mar 29, 2013 to Apr 17, 2020, not yet recovered
- Best single session
- +30.0% on Feb 18, 2020
- Worst single session
- -28.8% on Nov 6, 2001
- Volatility, 1 year annualised
- 24.5%
- Sessions closing higher, 1 year
- 37%
- Growth of 1 since 2000
- 14.0×
- Best calendar year
- 2003, +102%
- Worst calendar year
- 2019, -43%
UP 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 4, 2000; 2026 runs to Sep 28, 2026.
| Year | Open | High | Low | Close | Return | Volume | Sessions |
|---|---|---|---|---|---|---|---|
| 2026 | THB 19.16 | THB 33.00 | THB 18.17 | THB 26.50 | +38.3% | 1.4M | 186 |
| 2025 | THB 13.93 | THB 24.75 | THB 13.52 | THB 19.16 | +33.6% | 1.3M | 242 |
| 2024 | THB 12.49 | THB 15.74 | THB 11.50 | THB 14.34 | +17.0% | 673.8K | 243 |
| 2023 | THB 16.40 | THB 22.23 | THB 11.34 | THB 12.26 | -25.2% | 2M | 243 |
| 2022 | THB 18.70 | THB 22.23 | THB 15.10 | THB 16.40 | -12.7% | 779.5K | 241 |
| 2021 | THB 12.95 | THB 22.23 | THB 9.27 | THB 18.78 | +45.0% | 1.6M | 241 |
| 2020 | THB 10.73 | THB 18.17 | THB 8.74 | THB 12.95 | +20.7% | 352.7K | 243 |
| 2019 | THB 18.78 | THB 21.85 | THB 10.19 | THB 10.73 | -42.9% | 166.5K | 244 |
| 2018 | THB 20.57 | THB 26.06 | THB 14.25 | THB 18.78 | -8.7% | 257.7K | 245 |
| 2017 | THB 16.27 | THB 24.97 | THB 16.06 | THB 20.57 | +14.4% | 295.7K | 242 |
| 2016 | THB 16.37 | THB 22.56 | THB 13.97 | THB 17.98 | +10.3% | 495.6K | 244 |
| 2015 | THB 23.42 | THB 25.47 | THB 14.77 | THB 16.31 | -28.9% | 749K | 244 |
| 2014 | THB 22.62 | THB 27.37 | THB 18.99 | THB 22.94 | -0.5% | 534.8K | 245 |
| 2013 | THB 21.06 | THB 29.19 | THB 20.93 | THB 23.06 | +7.4% | 1.1M | 245 |
| 2012 | THB 13.28 | THB 23.68 | THB 13.28 | THB 21.48 | +64.8% | 759.4K | 245 |
| 2011 | THB 9.93 | THB 13.80 | THB 9.51 | THB 13.03 | +31.8% | 535.7K | 244 |
| 2010 | THB 6.91 | THB 10.30 | THB 6.56 | THB 9.88 | +43.0% | 1.5M | 244 |
| 2009 | THB 6.33 | THB 7.22 | THB 5.43 | THB 6.91 | +9.2% | 905.5K | 245 |
| 2008 | THB 5.73 | THB 7.30 | THB 4.53 | THB 6.33 | +7.4% | 346.7K | 247 |
| 2007 | THB 5.24 | THB 6.61 | THB 5.16 | THB 5.90 | +11.8% | 96.3K | 246 |
| 2006 | THB 3.96 | THB 5.51 | THB 3.71 | THB 5.27 | +33.0% | 41.4K | 259 |
| 2005 | THB 4.26 | THB 4.45 | THB 2.72 | THB 3.96 | -6.9% | 338.3K | 245 |
| 2004 | THB 5.08 | THB 5.08 | THB 3.18 | THB 4.26 | -16.1% | 581.8K | 262 |
| 2003 | THB 2.52 | THB 6.04 | THB 2.52 | THB 5.08 | +101.7% | 3.2M | 261 |
| 2002 | THB 1.76 | THB 3.29 | THB 1.58 | THB 2.52 | +43.2% | 5.1M | 261 |
| 2001 | THB 1.67 | THB 2.72 | THB 1.18 | THB 1.76 | +5.3% | 2.8M | 261 |
| 2000 | THB 1.89 | THB 2.34 | THB 1.38 | THB 1.67 | n/a | 517.2K | 259 |
UP monthly closes, last 12 months
| Month | Month end close | Change |
|---|---|---|
| September 2026 | THB 26.50 | +3.9% |
| August 2026 | THB 25.50 | +8.1% |
| July 2026 | THB 23.60 | +0.4% |
| June 2026 | THB 23.50 | +0.9% |
| May 2026 | THB 23.30 | +4.0% |
| April 2026 | THB 22.40 | -2.6% |
| March 2026 | THB 23.00 | +9.2% |
| February 2026 | THB 21.07 | +8.9% |
| January 2026 | THB 19.35 | +0.9% |
| December 2025 | THB 19.16 | 0.0% |
| November 2025 | THB 19.16 | -1.9% |
| October 2025 | THB 19.53 | +1.4% |
About the UP data
Daily bars. 6,627 sessions from Jan 4, 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 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 Jan 4, 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/UP/bars?timeframe=1Day&adjustment=all&limit=50000" \
-H "X-API-Key: YOUR_KEY"Nearby on SET
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Common questions
UP share price history
