ASX · BNL · stock
Blue Star Helium Limited (BNL) stock price history
Every ASX trading session of Blue Star Helium Limited from Nov 29, 1994 to Nov 13, 2026: 8,027 daily bars, adjusted for splits and dividends, with minute bars from Sep 21, 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.
BNL adjusted close, 1994 to 2026
- A$25.50
- All time high, 1996
- A$0.2000
- 52 week high, A$0.0030 low
- 8,027
- Daily sessions since 1994
Last updated Nov 13, 2026, the last stored session. Refreshes after each trading day. Full 1994 to 2026 series and minute bars.
BNL key facts
- Blue Star Helium Limited (BNL) closed at A$0.0890 on Nov 13, 2026 on ASX.
- BNL's all time high close is A$25.50, set on Apr 30, 1996; its all time low close is A$0.0030 on Sep 13, 2024.
- BNL's 52 week range is A$0.0030 to A$0.2000.
- BNL returned +1,171% over the year to Nov 13, 2026 and +71.2% over five years.
- Over ten years BNL returned -99%, -35.8% a year compounded.
- BNL's deepest drawdown was -100.0% from May 30, 1996 to Sep 13, 2024.
- DataCedar holds 8,027 daily sessions of BNL history from Nov 29, 1994 and minute bars from Sep 21, 2026, adjusted for splits and dividends, served by the API under a key.
BNL price chart, 1994 to 2026
BNL returns
Price return from the last close on or before the window start to Nov 13, 2026, on adjusted closes.
| Period | Return |
|---|---|
| 1 month | -55.5% |
| 3 months | +1,518% |
| 6 months | +1,171% |
| Year to date | +1,383% |
| 1 year | +1,171% |
| 3 years | +304.5% |
| 5 years | +71.2% |
| 10 years | -98.8% |
| Since Nov 29, 1994 | -96.6% |
| Compound annual growth, 32.0 years | -10.0% |
BNL records
Measured on the stored closes; every figure is reproducible from the API series.
- All time high close
- A$25.50 on Apr 30, 1996
- All time low close
- A$0.0030 on Sep 13, 2024
- 52 week high
- A$0.2000 on Oct 12, 2026
- 52 week low
- A$0.0030 on Sep 18, 2026
- Deepest drawdown
- -100.0% from May 30, 1996 to Sep 13, 2024, not yet recovered
- Best single session
- +5,614% on Oct 12, 2026
- Worst single session
- -99.8% on Jun 8, 2018
- Volatility, 1 year annualised
- 1,196%
- Sessions closing higher, 1 year
- 27%
- Best calendar year
- 2009, +1,042%
- Worst calendar year
- 2018, -100%
BNL 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. 1994 starts on Nov 29, 1994; 2026 runs to Nov 13, 2026.
| Year | Open | High | Low | Close | Return | Volume | Sessions |
|---|---|---|---|---|---|---|---|
| 2026 | A$0.0060 | A$0.2000 | A$0.0030 | A$0.0890 | +1,383% | 2.5B | 232 |
| 2025 | A$0.0040 | A$0.0090 | A$0.0035 | A$0.0060 | +50.0% | 1.1B | 253 |
| 2024 | A$0.0220 | A$0.0260 | A$0.0030 | A$0.0040 | -81.8% | 912.4M | 254 |
| 2023 | A$0.0400 | A$0.0420 | A$0.0190 | A$0.0220 | -45.0% | 580.7M | 252 |
| 2022 | A$0.0640 | A$0.0640 | A$0.0250 | A$0.0400 | -35.5% | 1.2B | 251 |
| 2021 | A$0.0460 | A$0.0690 | A$0.0270 | A$0.0620 | +40.9% | 1.1B | 254 |
| 2020 | A$0.0070 | A$0.0540 | A$0.0040 | A$0.0440 | +528.6% | 1.4B | 254 |
| 2019 | A$0.0080 | A$0.0200 | A$0.0040 | A$0.0070 | -12.5% | 969.1M | 252 |
| 2018 | A$7.50 | A$7.50 | A$0.0080 | A$0.0080 | -99.9% | 38.1M | 253 |
| 2017 | A$7.50 | A$7.50 | A$7.50 | A$7.50 | 0.0% | 0 | 252 |
| 2016 | A$7.50 | A$7.50 | A$7.50 | A$7.50 | 0.0% | 0 | 253 |
| 2015 | A$3.15 | A$7.50 | A$1.14 | A$7.50 | +156.4% | 5.4M | 255 |
| 2014 | A$8.25 | A$10.20 | A$2.70 | A$2.92 | -64.5% | 10.7M | 253 |
| 2013 | A$7.35 | A$8.77 | A$4.05 | A$8.25 | +11.1% | 8.5M | 253 |
| 2012 | A$6.30 | A$9.00 | A$5.32 | A$7.42 | +15.1% | 8M | 253 |
| 2011 | A$6.37 | A$8.40 | A$5.10 | A$6.45 | +3.6% | 15.5M | 248 |
| 2010 | A$9.22 | A$13.27 | A$4.35 | A$6.22 | -31.4% | 25.5M | 253 |
| 2009 | A$0.8100 | A$9.75 | A$0.5250 | A$9.07 | +1,042% | 11M | 254 |
| 2008 | A$6.52 | A$6.82 | A$0.7050 | A$0.7950 | -88.0% | 8.3M | 254 |
| 2007 | A$10.50 | A$16.20 | A$4.65 | A$6.60 | -38.0% | 8.1M | 253 |
| 2006 | A$6.60 | A$10.87 | A$5.47 | A$10.65 | +63.2% | 6.8M | 252 |
| 2005 | A$10.65 | A$11.25 | A$6.37 | A$6.52 | -38.7% | 6.2M | 252 |
| 2004 | A$12.90 | A$13.20 | A$7.50 | A$10.65 | -20.2% | 8.6M | 261 |
| 2003 | A$9.60 | A$21.30 | A$8.25 | A$13.35 | +43.5% | 11.1M | 261 |
| 2002 | A$13.65 | A$16.35 | A$5.85 | A$9.30 | -31.9% | 4.4M | 261 |
| 2001 | A$10.80 | A$16.20 | A$7.59 | A$13.65 | +26.4% | 4.2M | 261 |
| 2000 | A$3.37 | A$20.55 | A$2.55 | A$10.80 | +220.0% | 9.6M | 261 |
| 1999 | A$6.30 | A$6.30 | A$2.55 | A$3.37 | -29.7% | 2.4M | 115 |
| 1998 | A$15.75 | A$15.75 | A$4.20 | A$4.80 | -69.5% | 0 | 260 |
| 1997 | A$9.60 | A$15.75 | A$9.60 | A$15.75 | +64.1% | 0 | 261 |
| 1996 | A$14.66 | A$25.50 | A$6.60 | A$9.60 | -34.5% | 0 | 262 |
| 1995 | A$3.45 | A$14.66 | A$2.01 | A$14.66 | +325.0% | 0 | 261 |
| 1994 | A$2.59 | A$3.45 | A$2.59 | A$3.45 | n/a | 0 | 23 |
BNL monthly closes, last 12 months
| Month | Month end close | Change |
|---|---|---|
| November 2026 | A$0.0890 | -19.1% |
| October 2026 | A$0.1100 | +3,567% |
| September 2026 | A$0.0030 | -40.0% |
| August 2026 | A$0.0050 | -9.1% |
| July 2026 | A$0.0055 | +10.0% |
| June 2026 | A$0.0050 | -28.6% |
| May 2026 | A$0.0070 | -12.5% |
| April 2026 | A$0.0080 | -11.1% |
| March 2026 | A$0.0090 | +80.0% |
| February 2026 | A$0.0050 | 0.0% |
| January 2026 | A$0.0050 | -16.7% |
| December 2025 | A$0.0060 | 0.0% |
About the BNL data
Daily bars. 8,027 sessions from Nov 29, 1994 to Nov 13, 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 21, 2026 forward, most recent session Nov 11, 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 Nov 29, 1994, 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/asx%3ABNL/bars?timeframe=1Day&adjustment=all&limit=50000" \
-H "X-API-Key: YOUR_KEY"Nearby on ASX
Common questions
BNL share price history
