SET · AS · stock

Asphere Innovations Public Company Limited (AS) stock price history

Every SET trading session of Asphere Innovations Public Company Limited from May 29, 2008 to Nov 13, 2026: 4,393 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.

Get AS data, free keyYear by year table

AS adjusted close, 2008 to 2026

ASAsphere Innovations Public Company
THB 1.99-21.9% over one year
2010201520202025
THB 23.40
All time high, 2022
THB 3.48
52 week high, THB 1.96 low
4,393
Daily sessions since 2008

Last updated Nov 13, 2026, the last stored session. Refreshes after each trading day. Full 2008 to 2026 series and minute bars.

AS key facts

  • Asphere Innovations Public Company Limited (AS) closed at THB 1.99 on Nov 13, 2026 on SET.
  • AS's all time high close is THB 23.40, set on Apr 8, 2022; its all time low close is THB 0.5521 on Jan 30, 2019.
  • AS's 52 week range is THB 1.96 to THB 3.48.
  • AS returned -21.9% over the year to Nov 13, 2026 and -88.3% over five years.
  • Over ten years AS returned +28%, +2.5% a year compounded.
  • AS's deepest drawdown was -95.0% from May 8, 2012 to Jan 30, 2019.
  • DataCedar holds 4,393 daily sessions of AS history from May 29, 2008 and minute bars from Sep 17, 2026, adjusted for splits and dividends, served by the API under a key.

AS price chart, 2008 to 2026

AS adjusted close, May 29, 2008 to Nov 13, 2026THB 0.5841THB 1.94THB 6.43THB 21.322010201520202025
Adjusted daily close, log scale. 260 sampled points across the full history; the API serves every session.

AS returns

Price return from the last close on or before the window start to Nov 13, 2026, on adjusted closes.

PeriodReturn
1 month-3.4%
3 months-13.4%
6 months-24.2%
Year to date-37.4%
1 year-21.9%
3 years-66.9%
5 years-88.3%
10 years+27.7%
Since May 29, 2008-63.7%
Compound annual growth, 18.5 years-5.3%

AS records

Measured on the stored closes; every figure is reproducible from the API series.

All time high close
THB 23.40 on Apr 8, 2022
All time low close
THB 0.5521 on Jan 30, 2019
52 week high
THB 3.48 on Dec 30, 2025
52 week low
THB 1.96 on Nov 13, 2026
Deepest drawdown
-95.0% from May 8, 2012 to Jan 30, 2019, recovered Jul 6, 2021
Best single session
+30.0% on Dec 16, 2016
Worst single session
-21.7% on Mar 16, 2020
Volatility, 1 year annualised
39.2%
Sessions closing higher, 1 year
37%
Best calendar year
2020, +360%
Worst calendar year
2014, -57%

AS 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. 2008 starts on May 29, 2008; 2026 runs to Nov 13, 2026.

YearOpenHighLowCloseReturnVolumeSessions
2026THB 3.23THB 3.42THB 1.96THB 1.99-37.4%308.2M213
2025THB 3.51THB 3.83THB 1.70THB 3.18-9.1%574.8M241
2024THB 7.04THB 7.57THB 2.24THB 3.50-48.7%963M242
2023THB 15.45THB 16.33THB 5.83THB 6.81-55.6%568.6M233
2022THB 19.42THB 23.84THB 10.31THB 15.36-20.6%1.4B241
2021THB 4.68THB 21.30THB 4.64THB 19.33+316.6%3.6B240
2020THB 1.04THB 5.48THB 0.6241THB 4.64+360.3%1.2B242
2019THB 0.6321THB 1.36THB 0.4481THB 1.01+61.5%17.3M244
2018THB 1.43THB 1.57THB 0.4481THB 0.6241-56.4%84.5M238
2017THB 2.38THB 2.62THB 1.32THB 1.43-37.8%1B234
2016THB 2.66THB 2.77THB 1.16THB 2.30-14.3%194.2M244
2015THB 2.65THB 5.03THB 2.45THB 2.69+2.6%117M243
2014THB 6.07THB 6.07THB 2.27THB 2.62-56.8%63.5M245
2013THB 9.53THB 11.15THB 5.93THB 6.07-35.9%102.1M242
2012THB 7.36THB 11.18THB 7.36THB 9.47+27.5%53.4M242
2011THB 5.86THB 8.54THB 5.49THB 7.42+26.8%64.9M235
2010THB 3.09THB 6.43THB 2.86THB 5.86+87.9%83.8M236
2009THB 3.40THB 3.86THB 2.88THB 3.12-8.3%33.6M209
2008THB 5.57THB 5.61THB 2.48THB 3.40n/a53.1M129

AS monthly closes, last 12 months

MonthMonth end closeChange
November 2026THB 1.99-0.5%
October 2026THB 2.00-9.1%
September 2026THB 2.20-3.5%
August 2026THB 2.28-0.7%
July 2026THB 2.30+3.5%
June 2026THB 2.22-6.5%
May 2026THB 2.37-8.9%
April 2026THB 2.61-0.7%
March 2026THB 2.63-7.7%
February 2026THB 2.84+10.9%
January 2026THB 2.57-19.3%
December 2025THB 3.18+0.6%

About the AS data

Daily bars. 4,393 sessions from May 29, 2008 to Nov 13, 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 Nov 3, 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 May 29, 2008, 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/set%3AAS/bars?timeframe=1Day&adjustment=all&limit=50000" \
  -H "X-API-Key: YOUR_KEY"

Nearby on SET

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  • AS-R Asphere Innovations Public Company Limited
  • ASAP Synergetic Auto Performance Public Company Limited
  • ASAP-R Synergetic Auto Performance Public Company Limited
  • ASEFA Asefa Public Company Limited

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