SET · AJ · stock
A.J. Plast Public Company Limited (AJ) stock price history
Every SET trading session of A.J. Plast Public Company Limited from Jan 5, 2000 to Sep 28, 2026: 6,626 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.
AJ adjusted close, 2000 to 2026
- THB 29.14
- All time high, 2010
- THB 4.00
- 52 week high, THB 1.51 low
- 6,626
- 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.
AJ key facts
- A.J. Plast Public Company Limited (AJ) closed at THB 3.48 on Sep 28, 2026 on SET.
- AJ's all time high close is THB 29.14, set on Nov 12, 2010; its all time low close is THB 0.0904 on Mar 8, 2000.
- AJ's 52 week range is THB 1.51 to THB 4.00.
- AJ returned +47.5% over the year to Sep 28, 2026 and -82.1% over five years.
- Over ten years AJ returned -41%, -5.2% a year compounded.
- AJ's deepest drawdown was -94.7% from Nov 12, 2010 to Dec 12, 2025.
- DataCedar holds 6,626 daily sessions of AJ history from Jan 5, 2000 and minute bars from Sep 17, 2026, adjusted for splits and dividends, served by the API under a key.
AJ price chart, 2000 to 2026
AJ returns
Price return from the last close on or before the window start to Sep 28, 2026, on adjusted closes.
| Period | Return |
|---|---|
| 1 month | -4.4% |
| 3 months | +22.5% |
| 6 months | +39.2% |
| Year to date | +85.1% |
| 1 year | +47.5% |
| 3 years | -55.9% |
| 5 years | -82.1% |
| 10 years | -41.2% |
| Since Jan 5, 2000 | +2,417% |
| Compound annual growth, 26.7 years | +12.8% |
AJ records
Measured on the stored closes; every figure is reproducible from the API series.
- All time high close
- THB 29.14 on Nov 12, 2010
- All time low close
- THB 0.0904 on Mar 8, 2000
- 52 week high
- THB 4.00 on Aug 21, 2026
- 52 week low
- THB 1.51 on Mar 4, 2026
- Deepest drawdown
- -94.7% from Nov 12, 2010 to Dec 12, 2025, not yet recovered
- Best single session
- +29.9% on Feb 27, 2003
- Worst single session
- -21.5% on May 15, 2025
- Volatility, 1 year annualised
- 69.2%
- Sessions closing higher, 1 year
- 37%
- Growth of 1 since 2000
- 25.2×
- Best calendar year
- 2002, +1,069%
- Worst calendar year
- 2011, -53%
AJ 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 5, 2000; 2026 runs to Sep 28, 2026.
| Year | Open | High | Low | Close | Return | Volume | Sessions |
|---|---|---|---|---|---|---|---|
| 2026 | THB 1.96 | THB 4.00 | THB 1.51 | THB 3.48 | +85.1% | 1.3B | 186 |
| 2025 | THB 3.58 | THB 4.06 | THB 1.54 | THB 1.88 | -47.5% | 373.8M | 242 |
| 2024 | THB 6.50 | THB 7.15 | THB 3.42 | THB 3.58 | -45.3% | 37.9M | 243 |
| 2023 | THB 12.70 | THB 14.10 | THB 6.10 | THB 6.55 | -48.4% | 36.4M | 243 |
| 2022 | THB 16.73 | THB 18.84 | THB 11.70 | THB 12.70 | -23.6% | 192.3M | 241 |
| 2021 | THB 17.53 | THB 27.08 | THB 16.44 | THB 16.63 | -4.1% | 961.6M | 241 |
| 2020 | THB 7.38 | THB 21.69 | THB 5.89 | THB 17.35 | +137.8% | 642.9M | 243 |
| 2019 | THB 6.99 | THB 9.21 | THB 6.14 | THB 7.30 | +2.4% | 14.7M | 244 |
| 2018 | THB 10.26 | THB 13.46 | THB 6.86 | THB 7.12 | -30.6% | 112M | 245 |
| 2017 | THB 9.37 | THB 13.31 | THB 9.20 | THB 10.26 | +9.6% | 308.4M | 242 |
| 2016 | THB 4.88 | THB 10.60 | THB 4.52 | THB 9.37 | +90.1% | 386M | 244 |
| 2015 | THB 7.27 | THB 7.72 | THB 4.80 | THB 4.93 | -32.2% | 191M | 244 |
| 2014 | THB 7.59 | THB 10.34 | THB 6.90 | THB 7.27 | -4.3% | 221.2M | 245 |
| 2013 | THB 12.01 | THB 14.85 | THB 7.06 | THB 7.59 | -36.8% | 540.9M | 245 |
| 2012 | THB 11.61 | THB 14.35 | THB 8.85 | THB 12.01 | +4.9% | 892M | 245 |
| 2011 | THB 24.34 | THB 26.27 | THB 9.84 | THB 11.45 | -52.6% | 1.2B | 244 |
| 2010 | THB 2.86 | THB 30.67 | THB 2.65 | THB 24.15 | +740.9% | 1.6B | 244 |
| 2009 | THB 2.04 | THB 2.89 | THB 1.52 | THB 2.87 | +40.6% | 95.4M | 245 |
| 2008 | THB 1.74 | THB 2.68 | THB 1.46 | THB 2.04 | +17.1% | 215.3M | 247 |
| 2007 | THB 1.79 | THB 2.11 | THB 1.63 | THB 1.74 | -7.3% | 157.6M | 246 |
| 2006 | THB 1.84 | THB 2.56 | THB 1.61 | THB 1.88 | +0.7% | 252.5M | 259 |
| 2005 | THB 3.45 | THB 4.16 | THB 1.72 | THB 1.87 | -46.3% | 80M | 245 |
| 2004 | THB 3.90 | THB 4.80 | THB 2.30 | THB 3.48 | -10.7% | 126.2M | 262 |
| 2003 | THB 3.86 | THB 5.51 | THB 1.65 | THB 3.90 | +1.0% | 815M | 261 |
| 2002 | THB 0.3297 | THB 4.04 | THB 0.3137 | THB 3.86 | +1,069% | 785.2M | 261 |
| 2001 | THB 0.1329 | THB 0.4786 | THB 0.1064 | THB 0.3297 | +148.0% | 801M | 261 |
| 2000 | THB 0.1436 | THB 0.1914 | THB 0.0744 | THB 0.1329 | n/a | 118.4M | 258 |
AJ monthly closes, last 12 months
| Month | Month end close | Change |
|---|---|---|
| September 2026 | THB 3.48 | -9.4% |
| August 2026 | THB 3.84 | +26.3% |
| July 2026 | THB 3.04 | +5.6% |
| June 2026 | THB 2.88 | -1.4% |
| May 2026 | THB 2.92 | +2.1% |
| April 2026 | THB 2.86 | -8.3% |
| March 2026 | THB 3.12 | +72.4% |
| February 2026 | THB 1.81 | +0.6% |
| January 2026 | THB 1.80 | -4.3% |
| December 2025 | THB 1.88 | +9.9% |
| November 2025 | THB 1.71 | -16.2% |
| October 2025 | THB 2.04 | -13.6% |
About the AJ data
Daily bars. 6,626 sessions from Jan 5, 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 5, 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/AJ/bars?timeframe=1Day&adjustment=all&limit=50000" \
-H "X-API-Key: YOUR_KEY"Nearby on SET
- AIRA AIRA Capital Public Company Limited
- AIRA-R AIRA Capital Public Company Limited
- AIT Advanced Information Technology Public Company Limited
- AIT-R Advanced Information Technology Public Company Limited
- AJ-R A.J. Plast Public Company Limited
- AJA AJ Advance Technology Public Company Limited
- AJA-R AJ Advance Technology Public Company Limited
- AKP Akkhie Prakarn Public Company Limited
Common questions
AJ share price history
