ASX · COI · stock
Comet Ridge Limited (COI) stock price history
Every ASX trading session of Comet Ridge Limited from Apr 16, 2004 to Sep 29, 2026: 5,685 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.
COI adjusted close, 2004 to 2026
- A$0.4617
- All time high, 2009
- A$0.1750
- 52 week high, A$0.0760 low
- 5,685
- Daily sessions since 2004
Last updated Sep 29, 2026, the last stored session. Refreshes after each trading day. Full 2004 to 2026 series and minute bars.
COI key facts
- Comet Ridge Limited (COI) closed at A$0.0770 on Sep 29, 2026 on ASX.
- COI's all time high close is A$0.4617, set on Sep 9, 2009; its all time low close is A$0.0310 on Dec 18, 2008.
- COI's 52 week range is A$0.0760 to A$0.1750.
- COI returned -33.0% over the year to Sep 29, 2026 and -45.0% over five years.
- Over ten years COI returned +11%, +1.0% a year compounded.
- COI's deepest drawdown was -91.6% from May 12, 2006 to Dec 18, 2008.
- DataCedar holds 5,685 daily sessions of COI history from Apr 16, 2004 and minute bars from Sep 17, 2026, adjusted for splits and dividends, served by the API under a key.
COI price chart, 2004 to 2026
COI returns
Price return from the last close on or before the window start to Sep 29, 2026, on adjusted closes.
| Period | Return |
|---|---|
| 1 month | -18.1% |
| 3 months | -18.1% |
| 6 months | -45.0% |
| Year to date | -43.0% |
| 1 year | -33.0% |
| 3 years | -53.3% |
| 5 years | -45.0% |
| 10 years | +10.9% |
| Since Apr 16, 2004 | -55.3% |
| Compound annual growth, 22.5 years | -3.5% |
COI records
Measured on the stored closes; every figure is reproducible from the API series.
- All time high close
- A$0.4617 on Sep 9, 2009
- All time low close
- A$0.0310 on Dec 18, 2008
- 52 week high
- A$0.1750 on Apr 23, 2026
- 52 week low
- A$0.0760 on Sep 29, 2026
- Deepest drawdown
- -91.6% from May 12, 2006 to Dec 18, 2008, recovered Apr 22, 2009
- Best single session
- +69.5% on Dec 29, 2008
- Worst single session
- -29.6% on Dec 23, 2015
- Volatility, 1 year annualised
- 76.6%
- Sessions closing higher, 1 year
- 33%
- Best calendar year
- 2009, +282%
- Worst calendar year
- 2020, -62%
COI 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. 2004 starts on Apr 16, 2004; 2026 runs to Sep 29, 2026.
| Year | Open | High | Low | Close | Return | Volume | Sessions |
|---|---|---|---|---|---|---|---|
| 2026 | A$0.1400 | A$0.1750 | A$0.0760 | A$0.0770 | -43.0% | 355.4M | 189 |
| 2025 | A$0.1425 | A$0.1650 | A$0.0990 | A$0.1350 | -6.9% | 201.1M | 253 |
| 2024 | A$0.2200 | A$0.2375 | A$0.1350 | A$0.1450 | -34.1% | 237.5M | 254 |
| 2023 | A$0.1600 | A$0.2250 | A$0.1150 | A$0.2200 | +37.5% | 186.3M | 252 |
| 2022 | A$0.1100 | A$0.2475 | A$0.0970 | A$0.1600 | +39.1% | 271.8M | 251 |
| 2021 | A$0.0730 | A$0.1500 | A$0.0540 | A$0.1150 | +59.7% | 267.3M | 254 |
| 2020 | A$0.1900 | A$0.1950 | A$0.0480 | A$0.0720 | -62.1% | 172.4M | 255 |
| 2019 | A$0.3250 | A$0.3750 | A$0.1750 | A$0.1900 | -41.5% | 96.8M | 253 |
| 2018 | A$0.2450 | A$0.4200 | A$0.2200 | A$0.3250 | +32.7% | 125M | 253 |
| 2017 | A$0.0650 | A$0.3000 | A$0.0550 | A$0.2450 | +276.9% | 108.9M | 252 |
| 2016 | A$0.0952 | A$0.1091 | A$0.0500 | A$0.0650 | -31.7% | 49.5M | 253 |
| 2015 | A$0.1140 | A$0.1289 | A$0.0377 | A$0.0952 | -16.5% | 57.1M | 255 |
| 2014 | A$0.1686 | A$0.1834 | A$0.1041 | A$0.1140 | -30.3% | 69.2M | 253 |
| 2013 | A$0.1934 | A$0.3223 | A$0.1388 | A$0.1636 | -15.4% | 78.7M | 253 |
| 2012 | A$0.1523 | A$0.2281 | A$0.0952 | A$0.1934 | +27.0% | 72.1M | 253 |
| 2011 | A$0.1809 | A$0.1809 | A$0.0952 | A$0.1523 | -11.1% | 48.3M | 248 |
| 2010 | A$0.3332 | A$0.3808 | A$0.1333 | A$0.1713 | -49.3% | 79.2M | 253 |
| 2009 | A$0.1061 | A$0.4760 | A$0.0796 | A$0.3379 | +282.1% | 146.3M | 254 |
| 2008 | A$0.1678 | A$0.2388 | A$0.0310 | A$0.0884 | -45.8% | 51.3M | 254 |
| 2007 | A$0.2883 | A$0.3357 | A$0.1248 | A$0.1633 | -41.6% | 59.4M | 253 |
| 2006 | A$0.1717 | A$0.3787 | A$0.1717 | A$0.2797 | +54.8% | 44.6M | 252 |
| 2005 | A$0.1005 | A$0.2066 | A$0.0796 | A$0.1807 | +79.8% | 36.4M | 252 |
| 2004 | A$0.1721 | A$0.1721 | A$0.0771 | A$0.1005 | n/a | 16.4M | 186 |
COI monthly closes, last 12 months
| Month | Month end close | Change |
|---|---|---|
| September 2026 | A$0.0770 | -15.4% |
| August 2026 | A$0.0910 | +4.6% |
| July 2026 | A$0.0870 | -5.4% |
| June 2026 | A$0.0920 | -36.6% |
| May 2026 | A$0.1450 | -12.1% |
| April 2026 | A$0.1650 | +17.9% |
| March 2026 | A$0.1400 | +3.7% |
| February 2026 | A$0.1350 | 0.0% |
| January 2026 | A$0.1350 | 0.0% |
| December 2025 | A$0.1350 | +28.6% |
| November 2025 | A$0.1050 | -19.2% |
| October 2025 | A$0.1300 | +13.0% |
About the COI data
Daily bars. 5,685 sessions from Apr 16, 2004 to Sep 29, 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 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 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 Apr 16, 2004, 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/COI/bars?timeframe=1Day&adjustment=all&limit=50000" \
-H "X-API-Key: YOUR_KEY"Nearby on ASX
Common questions
COI share price history
