SET · BAY · stock
Bank of Ayudhya Public Company Limited (BAY) stock price history
Every SET trading session of Bank of Ayudhya 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.
BAY adjusted close, 2000 to 2026
- THB 66.18
- All time high, 2015
- THB 46.79
- 52 week high, THB 22.13 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.
BAY key facts
- Bank of Ayudhya Public Company Limited (BAY) closed at THB 38.75 on Sep 28, 2026 on SET.
- BAY's all time high close is THB 66.18, set on Jan 23, 2015; its all time low close is THB 2.47 on Nov 7, 2001.
- BAY's 52 week range is THB 22.13 to THB 46.79.
- BAY returned +73.6% over the year to Sep 28, 2026 and +39.0% over five years.
- Over ten years BAY returned +41%, +3.5% a year compounded.
- BAY's deepest drawdown was -78.3% from Jan 23, 2015 to Mar 23, 2020.
- DataCedar holds 6,627 daily sessions of BAY history from Jan 4, 2000 and minute bars from Sep 17, 2026, adjusted for splits and dividends, served by the API under a key.
BAY price chart, 2000 to 2026
BAY returns
Price return from the last close on or before the window start to Sep 28, 2026, on adjusted closes.
| Period | Return |
|---|---|
| 1 month | -2.3% |
| 3 months | +1.5% |
| 6 months | +59.3% |
| Year to date | +56.2% |
| 1 year | +73.6% |
| 3 years | +40.3% |
| 5 years | +39.0% |
| 10 years | +41.5% |
| Since Jan 4, 2000 | +321.2% |
| Compound annual growth, 26.7 years | +5.5% |
BAY records
Measured on the stored closes; every figure is reproducible from the API series.
- All time high close
- THB 66.18 on Jan 23, 2015
- All time low close
- THB 2.47 on Nov 7, 2001
- 52 week high
- THB 46.79 on Jul 13, 2026
- 52 week low
- THB 22.13 on Oct 1, 2025
- Deepest drawdown
- -78.3% from Jan 23, 2015 to Mar 23, 2020, not yet recovered
- Best single session
- +29.7% on Jan 23, 2015
- Worst single session
- -22.2% on Dec 23, 2013
- Volatility, 1 year annualised
- 28.4%
- Sessions closing higher, 1 year
- 38%
- Growth of 1 since 2000
- 4.2×
- Best calendar year
- 2009, +148%
- Worst calendar year
- 2008, -64%
BAY 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 24.80 | THB 46.79 | THB 22.99 | THB 38.75 | +56.2% | 296.2M | 186 |
| 2025 | THB 22.52 | THB 24.80 | THB 19.31 | THB 24.80 | +10.1% | 46.1M | 242 |
| 2024 | THB 25.17 | THB 26.28 | THB 20.12 | THB 22.52 | -10.5% | 56M | 243 |
| 2023 | THB 26.86 | THB 29.93 | THB 24.26 | THB 25.17 | -5.5% | 114.1M | 243 |
| 2022 | THB 29.99 | THB 33.15 | THB 24.91 | THB 26.65 | -11.1% | 191M | 241 |
| 2021 | THB 25.00 | THB 32.64 | THB 22.73 | THB 29.99 | +16.1% | 452.9M | 241 |
| 2020 | THB 24.23 | THB 33.68 | THB 14.30 | THB 25.83 | +6.6% | 238.4M | 243 |
| 2019 | THB 30.19 | THB 32.34 | THB 23.43 | THB 24.23 | -19.7% | 78.3M | 244 |
| 2018 | THB 30.71 | THB 39.41 | THB 29.50 | THB 30.19 | -1.7% | 209.2M | 245 |
| 2017 | THB 30.41 | THB 31.29 | THB 27.14 | THB 30.71 | +1.6% | 91.4M | 242 |
| 2016 | THB 22.16 | THB 31.39 | THB 20.31 | THB 30.22 | +37.6% | 229.8M | 244 |
| 2015 | THB 32.54 | THB 76.05 | THB 21.60 | THB 21.97 | -32.9% | 531.7M | 244 |
| 2014 | THB 21.37 | THB 39.37 | THB 21.37 | THB 32.72 | +49.4% | 143.1M | 245 |
| 2013 | THB 23.17 | THB 27.83 | THB 19.75 | THB 21.90 | -4.0% | 4.6B | 245 |
| 2012 | THB 15.26 | THB 25.98 | THB 13.55 | THB 22.82 | +51.5% | 3.5B | 245 |
| 2011 | THB 17.15 | THB 20.58 | THB 12.18 | THB 15.06 | -12.2% | 3.8B | 244 |
| 2010 | THB 14.76 | THB 17.31 | THB 11.86 | THB 17.15 | +16.7% | 4.9B | 244 |
| 2009 | THB 5.92 | THB 14.82 | THB 5.32 | THB 14.69 | +148.0% | 7.1B | 245 |
| 2008 | THB 16.44 | THB 17.07 | THB 5.29 | THB 5.92 | -64.3% | 4.1B | 247 |
| 2007 | THB 11.02 | THB 18.81 | THB 9.70 | THB 16.60 | +44.1% | 2.6B | 246 |
| 2006 | THB 9.19 | THB 13.84 | THB 9.12 | THB 11.52 | +26.2% | 1.6B | 259 |
| 2005 | THB 7.18 | THB 9.19 | THB 6.77 | THB 9.12 | +28.1% | 1.5B | 245 |
| 2004 | THB 8.37 | THB 8.73 | THB 5.76 | THB 7.12 | -14.9% | 3.4B | 262 |
| 2003 | THB 3.83 | THB 8.78 | THB 3.77 | THB 8.37 | +118.6% | 5B | 261 |
| 2002 | THB 3.15 | THB 4.51 | THB 3.00 | THB 3.83 | +21.7% | 2.2B | 261 |
| 2001 | THB 3.15 | THB 5.94 | THB 2.46 | THB 3.15 | 0.0% | 3.3B | 261 |
| 2000 | THB 9.35 | THB 9.50 | THB 2.91 | THB 3.15 | n/a | 1.2B | 259 |
BAY monthly closes, last 12 months
| Month | Month end close | Change |
|---|---|---|
| September 2026 | THB 38.75 | -2.9% |
| August 2026 | THB 39.89 | 0.0% |
| July 2026 | THB 39.89 | -1.2% |
| June 2026 | THB 40.39 | +17.1% |
| May 2026 | THB 34.48 | +26.8% |
| April 2026 | THB 27.19 | +11.8% |
| March 2026 | THB 24.32 | -4.7% |
| February 2026 | THB 25.52 | +5.9% |
| January 2026 | THB 24.09 | -2.9% |
| December 2025 | THB 24.80 | +8.3% |
| November 2025 | THB 22.89 | -1.2% |
| October 2025 | THB 23.18 | +3.4% |
About the BAY 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 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 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/BAY/bars?timeframe=1Day&adjustment=all&limit=50000" \
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Common questions
BAY share price history
