HKEX · 2203 · stock
Brainhole Technology Limited (2203) stock price history
Every HKEX trading session of Brainhole Technology Limited from Oct 9, 2015 to Sep 28, 2026: 2,702 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.
2203 adjusted close, 2015 to 2026
- HK$1.08
- All time high, 2018
- HK$0.3600
- 52 week high, HK$0.1060 low
- 2,702
- Daily sessions since 2015
Last updated Sep 28, 2026, the last stored session. Refreshes after each trading day. Full 2015 to 2026 series and minute bars.
2203 key facts
- Brainhole Technology Limited (2203) closed at HK$0.1310 on Sep 28, 2026 on HKEX.
- 2203's all time high close is HK$1.08, set on Apr 24, 2018; its all time low close is HK$0.0400 on Apr 16, 2024.
- 2203's 52 week range is HK$0.1060 to HK$0.3600.
- 2203 returned -54.0% over the year to Sep 28, 2026 and -39.6% over five years.
- Over ten years 2203 returned -83%, -16.2% a year compounded.
- 2203's deepest drawdown was -96.3% from Apr 24, 2018 to Apr 16, 2024.
- DataCedar holds 2,702 daily sessions of 2203 history from Oct 9, 2015 and minute bars from Sep 17, 2026, adjusted for splits and dividends, served by the API under a key.
2203 price chart, 2015 to 2026
2203 returns
Price return from the last close on or before the window start to Sep 28, 2026, on adjusted closes.
| Period | Return |
|---|---|
| 1 month | -1.5% |
| 3 months | -24.7% |
| 6 months | -26.4% |
| Year to date | -36.4% |
| 1 year | -54.0% |
| 3 years | +15.9% |
| 5 years | -39.6% |
| 10 years | -83.0% |
| Since Oct 9, 2015 | -83.6% |
| Compound annual growth, 11.0 years | -15.2% |
2203 records
Measured on the stored closes; every figure is reproducible from the API series.
- All time high close
- HK$1.08 on Apr 24, 2018
- All time low close
- HK$0.0400 on Apr 16, 2024
- 52 week high
- HK$0.3600 on Oct 2, 2025
- 52 week low
- HK$0.1060 on Sep 15, 2026
- Deepest drawdown
- -96.3% from Apr 24, 2018 to Apr 16, 2024, not yet recovered
- Best single session
- +275.9% on Oct 7, 2024
- Worst single session
- -41.0% on Oct 8, 2024
- Volatility, 1 year annualised
- 72.1%
- Sessions closing higher, 1 year
- 37%
- Best calendar year
- 2024, +143%
- Worst calendar year
- 2019, -59%
2203 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. 2015 starts on Oct 9, 2015; 2026 runs to Sep 28, 2026.
| Year | Open | High | Low | Close | Return | Volume | Sessions |
|---|---|---|---|---|---|---|---|
| 2026 | HK$0.2160 | HK$0.2700 | HK$0.1060 | HK$0.1310 | -37.9% | 184.3M | 182 |
| 2025 | HK$0.2420 | HK$0.3950 | HK$0.1500 | HK$0.2110 | -6.6% | 665.1M | 246 |
| 2024 | HK$0.0930 | HK$0.9300 | HK$0.0380 | HK$0.2260 | +143.0% | 731.4M | 246 |
| 2023 | HK$0.1380 | HK$0.3150 | HK$0.0900 | HK$0.0930 | -33.1% | 47M | 243 |
| 2022 | HK$0.1760 | HK$1.02 | HK$0.1000 | HK$0.1390 | -21.0% | 202.4M | 246 |
| 2021 | HK$0.2900 | HK$0.3850 | HK$0.1730 | HK$0.1760 | -39.3% | 25.2M | 247 |
| 2020 | HK$0.3700 | HK$0.5500 | HK$0.2300 | HK$0.2900 | -25.6% | 57.4M | 248 |
| 2019 | HK$0.9500 | HK$1.06 | HK$0.2400 | HK$0.3900 | -58.9% | 498.9M | 246 |
| 2018 | HK$0.8400 | HK$1.29 | HK$0.7300 | HK$0.9500 | +13.1% | 181.2M | 246 |
| 2017 | HK$0.7000 | HK$0.9600 | HK$0.6700 | HK$0.8400 | +20.0% | 39.1M | 247 |
| 2016 | HK$0.4750 | HK$0.8900 | HK$0.4300 | HK$0.7000 | +47.4% | 55.8M | 247 |
| 2015 | HK$0.9000 | HK$1.46 | HK$0.3800 | HK$0.4750 | n/a | 148.7M | 58 |
2203 monthly closes, last 12 months
| Month | Month end close | Change |
|---|---|---|
| September 2026 | HK$0.1310 | -1.5% |
| August 2026 | HK$0.1330 | -8.3% |
| July 2026 | HK$0.1450 | -17.6% |
| June 2026 | HK$0.1760 | -4.3% |
| May 2026 | HK$0.1840 | -0.5% |
| April 2026 | HK$0.1850 | +8.8% |
| March 2026 | HK$0.1700 | -11.9% |
| February 2026 | HK$0.1930 | -8.5% |
| January 2026 | HK$0.2110 | 0.0% |
| December 2025 | HK$0.2110 | +6.0% |
| November 2025 | HK$0.1990 | -8.3% |
| October 2025 | HK$0.2170 | -30.0% |
About the 2203 data
Daily bars. 2,702 sessions from Oct 9, 2015 to Sep 28, 2026, one row per HKEX 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 28, 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 HKEX trading days; minute timestamps are UTC. Prices are in HKD. 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 Oct 9, 2015, 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/2203/bars?timeframe=1Day&adjustment=all&limit=50000" \
-H "X-API-Key: YOUR_KEY"Nearby on HKEX
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Common questions
2203 share price history
