ASX · ATR · stock
Astron Limited (ATR) stock price history
Every ASX trading session of Astron Limited from Jan 28, 1988 to Sep 28, 2026: 9,880 daily bars, adjusted for splits and dividends, with minute bars from Sep 22, 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.
ATR adjusted close, 1988 to 2026
- A$1.08
- All time high, 2025
- A$1.34
- 52 week high, A$0.3800 low
- 9,880
- Daily sessions since 1988
Last updated Sep 28, 2026, the last stored session. Refreshes after each trading day. Full 1988 to 2026 series and minute bars.
ATR key facts
- Astron Limited (ATR) closed at A$0.5550 on Sep 28, 2026 on ASX.
- ATR's all time high close is A$1.08, set on Oct 22, 2025; its all time low close is A$0.0023 on Feb 26, 1998.
- ATR's 52 week range is A$0.3800 to A$1.34.
- ATR returned +33.7% over the year to Sep 28, 2026 and +33.7% over five years.
- Over ten years ATR returned +208%, +11.9% a year compounded.
- ATR's deepest drawdown was -99.2% from Feb 25, 1988 to Feb 26, 1998.
- DataCedar holds 9,880 daily sessions of ATR history from Jan 28, 1988 and minute bars from Sep 22, 2026, adjusted for splits and dividends, served by the API under a key.
ATR price chart, 1988 to 2026
ATR returns
Price return from the last close on or before the window start to Sep 28, 2026, on adjusted closes.
| Period | Return |
|---|---|
| 1 month | +4.7% |
| 3 months | -5.9% |
| 6 months | -11.2% |
| Year to date | -20.7% |
| 1 year | +33.7% |
| 3 years | +18.1% |
| 5 years | +33.7% |
| 10 years | +208.3% |
| Since Jan 28, 1988 | +92.8% |
| Compound annual growth, 38.7 years | +1.7% |
ATR records
Measured on the stored closes; every figure is reproducible from the API series.
- All time high close
- A$1.08 on Oct 22, 2025
- All time low close
- A$0.0023 on Feb 26, 1998
- 52 week high
- A$1.34 on Oct 22, 2025
- 52 week low
- A$0.3800 on Aug 11, 2026
- Deepest drawdown
- -99.2% from Feb 25, 1988 to Feb 26, 1998, recovered Jul 2, 2004
- Best single session
- +329.3% on Apr 16, 2014
- Worst single session
- -77.4% on Apr 17, 2014
- Volatility, 1 year annualised
- 83.3%
- Sessions closing higher, 1 year
- 44%
- Best calendar year
- 1989, +420%
- Worst calendar year
- 1996, -74%
ATR 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. 1988 starts on Jan 28, 1988; 2026 runs to Sep 28, 2026.
| Year | Open | High | Low | Close | Return | Volume | Sessions |
|---|---|---|---|---|---|---|---|
| 2026 | A$0.7200 | A$0.8600 | A$0.3800 | A$0.5550 | -20.7% | 15.1M | 188 |
| 2025 | A$0.5950 | A$1.34 | A$0.3250 | A$0.7000 | +17.6% | 27.2M | 253 |
| 2024 | A$0.7200 | A$0.8700 | A$0.5000 | A$0.5950 | -15.6% | 4.7M | 254 |
| 2023 | A$0.6450 | A$0.7600 | A$0.4100 | A$0.7050 | +10.2% | 3.9M | 252 |
| 2022 | A$0.4500 | A$0.9500 | A$0.4500 | A$0.6400 | +42.2% | 2.8M | 251 |
| 2021 | A$0.2000 | A$0.5850 | A$0.2000 | A$0.4500 | +125.0% | 2.5M | 254 |
| 2020 | A$0.1900 | A$0.2300 | A$0.1600 | A$0.2000 | +5.3% | 540.1K | 255 |
| 2019 | A$0.2000 | A$0.2100 | A$0.1750 | A$0.1900 | -5.0% | 860.1K | 253 |
| 2018 | A$0.1950 | A$0.2300 | A$0.1800 | A$0.2000 | +17.6% | 975.4K | 253 |
| 2017 | A$0.1600 | A$0.2000 | A$0.1500 | A$0.1700 | +6.3% | 2.4M | 252 |
| 2016 | A$0.1900 | A$0.2400 | A$0.1500 | A$0.1600 | -15.8% | 2.3M | 253 |
| 2015 | A$0.2750 | A$0.2750 | A$0.1500 | A$0.1900 | -30.9% | 1.3M | 255 |
| 2014 | A$0.1863 | A$0.9750 | A$0.1724 | A$0.2750 | +47.6% | 1.2M | 253 |
| 2013 | A$0.2679 | A$0.2702 | A$0.1654 | A$0.1863 | -35.5% | 680.9K | 253 |
| 2012 | A$0.3040 | A$0.6638 | A$0.2679 | A$0.2888 | -8.1% | 3.4M | 253 |
| 2011 | A$0.2970 | A$0.3785 | A$0.2784 | A$0.3145 | +5.9% | 7.7M | 248 |
| 2010 | A$0.2050 | A$0.2981 | A$0.1957 | A$0.2970 | +44.9% | 3.4M | 253 |
| 2009 | A$0.1863 | A$0.3145 | A$0.1642 | A$0.2050 | +10.0% | 4.5M | 254 |
| 2008 | A$0.2517 | A$0.2572 | A$0.1576 | A$0.1863 | -26.3% | 3.6M | 254 |
| 2007 | A$0.2578 | A$0.3273 | A$0.2024 | A$0.2528 | +0.4% | 8.1M | 253 |
| 2006 | A$0.2940 | A$0.3989 | A$0.2135 | A$0.2517 | -11.8% | 8.6M | 252 |
| 2005 | A$0.3032 | A$0.3144 | A$0.2018 | A$0.2853 | -6.2% | 7.7M | 252 |
| 2004 | A$0.1549 | A$0.3285 | A$0.1408 | A$0.3041 | +116.0% | 11.9M | 261 |
| 2003 | A$0.0420 | A$0.1854 | A$0.0219 | A$0.1408 | +235.4% | 4.7M | 261 |
| 2002 | A$0.0365 | A$0.0420 | A$0.0201 | A$0.0420 | +15.0% | 2.1M | 261 |
| 2001 | A$0.0106 | A$0.0610 | A$0.0073 | A$0.0365 | +244.8% | 2.3M | 261 |
| 2000 | A$0.0080 | A$0.0175 | A$0.0073 | A$0.0106 | +31.8% | 1.1M | 261 |
| 1999 | A$0.0037 | A$0.0091 | A$0.0037 | A$0.0080 | +120.0% | 269.8K | 227 |
| 1998 | A$0.0037 | A$0.0110 | A$0.0023 | A$0.0037 | 0.0% | 0 | 260 |
| 1997 | A$0.0080 | A$0.0080 | A$0.0037 | A$0.0037 | -54.5% | 0 | 261 |
| 1996 | A$0.0310 | A$0.0310 | A$0.0078 | A$0.0080 | -74.1% | 0 | 262 |
| 1995 | A$0.0310 | A$0.0310 | A$0.0310 | A$0.0310 | 0.0% | 0 | 261 |
| 1994 | A$0.0310 | A$0.0310 | A$0.0310 | A$0.0310 | 0.0% | 0 | 260 |
| 1993 | A$0.0106 | A$0.0329 | A$0.0073 | A$0.0310 | +193.1% | 0 | 260 |
| 1992 | A$0.0088 | A$0.0125 | A$0.0088 | A$0.0106 | +20.8% | 0 | 262 |
| 1991 | A$0.0213 | A$0.0213 | A$0.0063 | A$0.0088 | -58.8% | 0 | 261 |
| 1990 | A$0.0651 | A$0.0651 | A$0.0213 | A$0.0213 | -67.3% | 0 | 261 |
| 1989 | A$0.0125 | A$0.1251 | A$0.0125 | A$0.0651 | +420.0% | 0 | 261 |
| 1988 | A$0.2878 | A$0.2878 | A$0.0125 | A$0.0125 | n/a | 0 | 241 |
ATR monthly closes, last 12 months
| Month | Month end close | Change |
|---|---|---|
| September 2026 | A$0.5550 | +11.0% |
| August 2026 | A$0.5000 | -7.4% |
| July 2026 | A$0.5400 | -2.7% |
| June 2026 | A$0.5550 | -0.4% |
| May 2026 | A$0.5575 | -5.5% |
| April 2026 | A$0.5900 | -7.8% |
| March 2026 | A$0.6400 | +3.2% |
| February 2026 | A$0.6200 | -11.4% |
| January 2026 | A$0.7000 | 0.0% |
| December 2025 | A$0.7000 | -8.5% |
| November 2025 | A$0.7650 | -5.0% |
| October 2025 | A$0.8050 | +66.0% |
About the ATR data
Daily bars. 9,880 sessions from Jan 28, 1988 to Sep 28, 2026, one row per ASX 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 22, 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 ASX trading days; minute timestamps are UTC. Prices are in AUD. 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 28, 1988, 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/ATR/bars?timeframe=1Day&adjustment=all&limit=50000" \
-H "X-API-Key: YOUR_KEY"Nearby on ASX
Common questions
ATR share price history
