SET · UPF · stock
Union Pioneer Public Company Limited (UPF) stock price history
Every SET trading session of Union Pioneer 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.
UPF adjusted close, 2000 to 2026
- THB 70.12
- All time high, 2021
- THB 32.00
- 52 week high, THB 19.00 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.
UPF key facts
- Union Pioneer Public Company Limited (UPF) closed at THB 22.70 on Sep 28, 2026 on SET.
- UPF's all time high close is THB 70.12, set on Mar 24, 2021; its all time low close is THB 3.45 on Feb 23, 2000.
- UPF's 52 week range is THB 19.00 to THB 32.00.
- UPF returned -13.5% over the year to Sep 28, 2026 and -59.0% over five years.
- Over ten years UPF returned -44%, -5.7% a year compounded.
- UPF's deepest drawdown was -71.3% from Mar 25, 2021 to Mar 25, 2026.
- DataCedar holds 6,627 daily sessions of UPF history from Jan 4, 2000 and minute bars from Sep 17, 2026, adjusted for splits and dividends, served by the API under a key.
UPF price chart, 2000 to 2026
UPF returns
Price return from the last close on or before the window start to Sep 28, 2026, on adjusted closes.
| Period | Return |
|---|---|
| 1 month | -1.3% |
| 3 months | +3.2% |
| 6 months | +11.3% |
| Year to date | -1.3% |
| 1 year | -13.5% |
| 3 years | -44.4% |
| 5 years | -59.0% |
| 10 years | -44.2% |
| Since Jan 4, 2000 | +530.8% |
| Compound annual growth, 26.7 years | +7.1% |
UPF records
Measured on the stored closes; every figure is reproducible from the API series.
- All time high close
- THB 70.12 on Mar 24, 2021
- All time low close
- THB 3.45 on Feb 23, 2000
- 52 week high
- THB 32.00 on Oct 16, 2025
- 52 week low
- THB 19.00 on Mar 9, 2026
- Deepest drawdown
- -71.3% from Mar 25, 2021 to Mar 25, 2026, not yet recovered
- Best single session
- +35.0% on Jan 3, 2006
- Worst single session
- -29.9% on Dec 30, 2008
- Volatility, 1 year annualised
- 38.8%
- Sessions closing higher, 1 year
- 25%
- Growth of 1 since 2000
- 6.3×
- Best calendar year
- 2009, +315%
- Worst calendar year
- 2019, -41%
UPF 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 23.60 | THB 25.00 | THB 19.00 | THB 22.70 | -1.3% | 196K | 186 |
| 2025 | THB 30.49 | THB 34.33 | THB 22.10 | THB 23.00 | -24.6% | 171.2K | 242 |
| 2024 | THB 31.43 | THB 38.41 | THB 27.85 | THB 30.49 | -7.2% | 131.3K | 243 |
| 2023 | THB 54.21 | THB 57.56 | THB 29.09 | THB 32.84 | -39.4% | 533.4K | 243 |
| 2022 | THB 55.82 | THB 61.45 | THB 46.40 | THB 54.21 | -1.4% | 1.3M | 241 |
| 2021 | THB 52.64 | THB 72.94 | THB 49.82 | THB 54.99 | +4.5% | 2.7M | 241 |
| 2020 | THB 29.20 | THB 54.14 | THB 20.49 | THB 52.64 | +90.0% | 355.2K | 243 |
| 2019 | THB 46.65 | THB 50.35 | THB 23.58 | THB 27.70 | -40.6% | 135.3K | 244 |
| 2018 | THB 54.78 | THB 60.26 | THB 45.03 | THB 46.65 | -15.4% | 115.1K | 245 |
| 2017 | THB 43.05 | THB 60.77 | THB 43.05 | THB 55.12 | +28.5% | 633.3K | 242 |
| 2016 | THB 31.58 | THB 44.15 | THB 30.41 | THB 42.89 | +35.8% | 297K | 244 |
| 2015 | THB 28.59 | THB 31.89 | THB 20.91 | THB 31.58 | +6.4% | 91.8K | 244 |
| 2014 | THB 30.90 | THB 31.95 | THB 27.49 | THB 29.69 | -3.9% | 158K | 245 |
| 2013 | THB 27.83 | THB 38.57 | THB 27.34 | THB 30.90 | +13.0% | 554.1K | 245 |
| 2012 | THB 27.50 | THB 32.22 | THB 26.36 | THB 27.34 | -0.6% | 196.2K | 245 |
| 2011 | THB 31.72 | THB 32.78 | THB 27.16 | THB 27.50 | -13.3% | 134.5K | 244 |
| 2010 | THB 21.87 | THB 47.40 | THB 21.51 | THB 31.72 | +42.6% | 779.5K | 244 |
| 2009 | THB 5.36 | THB 23.33 | THB 4.90 | THB 22.24 | +315.2% | 281.9K | 245 |
| 2008 | THB 8.22 | THB 11.19 | THB 4.90 | THB 5.36 | -34.8% | 80.9K | 247 |
| 2007 | THB 9.00 | THB 11.99 | THB 7.54 | THB 8.22 | -8.6% | 101.7K | 246 |
| 2006 | THB 10.61 | THB 10.61 | THB 7.47 | THB 9.00 | +14.5% | 28.6K | 259 |
| 2005 | THB 7.81 | THB 10.61 | THB 6.73 | THB 7.86 | +0.7% | 64K | 245 |
| 2004 | THB 10.05 | THB 10.16 | THB 7.33 | THB 7.81 | -22.3% | 23.7K | 262 |
| 2003 | THB 10.28 | THB 11.65 | THB 6.74 | THB 10.05 | -2.2% | 186.3K | 261 |
| 2002 | THB 7.84 | THB 10.92 | THB 7.84 | THB 10.28 | +31.1% | 248K | 261 |
| 2001 | THB 5.77 | THB 7.84 | THB 5.24 | THB 7.84 | +35.9% | 685K | 261 |
| 2000 | THB 3.60 | THB 5.77 | THB 3.45 | THB 5.77 | n/a | 281.7K | 259 |
UPF monthly closes, last 12 months
| Month | Month end close | Change |
|---|---|---|
| September 2026 | THB 22.70 | -1.3% |
| August 2026 | THB 23.00 | +8.0% |
| July 2026 | THB 21.30 | -0.5% |
| June 2026 | THB 21.40 | -3.6% |
| May 2026 | THB 22.20 | +9.4% |
| April 2026 | THB 20.30 | -2.4% |
| March 2026 | THB 20.80 | -6.7% |
| February 2026 | THB 22.30 | +1.4% |
| January 2026 | THB 22.00 | -4.3% |
| December 2025 | THB 23.00 | -2.5% |
| November 2025 | THB 23.60 | -6.5% |
| October 2025 | THB 25.25 | -4.7% |
About the UPF 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 25, 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/UPF/bars?timeframe=1Day&adjustment=all&limit=50000" \
-H "X-API-Key: YOUR_KEY"Nearby on SET
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Common questions
UPF share price history
