HKEX · 3309 · stock
C-MER Medical Holdings Limited (3309) stock price history
Every HKEX trading session of C-MER Medical Holdings Limited from Jan 15, 2018 to Sep 28, 2026: 2,141 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.
3309 adjusted close, 2018 to 2026
- HK$14.59
- All time high, 2018
- HK$2.03
- 52 week high, HK$0.7300 low
- 2,141
- Daily sessions since 2018
Last updated Sep 28, 2026, the last stored session. Refreshes after each trading day. Full 2018 to 2026 series and minute bars.
3309 key facts
- C-MER Medical Holdings Limited (3309) closed at HK$0.7800 on Sep 28, 2026 on HKEX.
- 3309's all time high close is HK$14.59, set on Jan 18, 2018; its all time low close is HK$0.7800 on Sep 24, 2026.
- 3309's 52 week range is HK$0.7300 to HK$2.03.
- 3309 returned -57.2% over the year to Sep 28, 2026 and -90.0% over five years.
- Since Jan 15, 2018 3309 returned -84%, -18.9% a year compounded.
- 3309's deepest drawdown was -94.7% from Jan 18, 2018 to Sep 24, 2026.
- DataCedar holds 2,141 daily sessions of 3309 history from Jan 15, 2018 and minute bars from Sep 17, 2026, adjusted for splits and dividends, served by the API under a key.
3309 price chart, 2018 to 2026
3309 returns
Price return from the last close on or before the window start to Sep 28, 2026, on adjusted closes.
| Period | Return |
|---|---|
| 1 month | -8.8% |
| 3 months | -18.8% |
| 6 months | -36.7% |
| Year to date | -54.0% |
| 1 year | -57.2% |
| 3 years | -78.1% |
| 5 years | -90.0% |
| 10 years | n/a |
| Since Jan 15, 2018 | -83.9% |
| Compound annual growth, 8.7 years | -18.9% |
3309 records
Measured on the stored closes; every figure is reproducible from the API series.
- All time high close
- HK$14.59 on Jan 18, 2018
- All time low close
- HK$0.7800 on Sep 24, 2026
- 52 week high
- HK$2.03 on Sep 30, 2025
- 52 week low
- HK$0.7300 on Sep 24, 2026
- Deepest drawdown
- -94.7% from Jan 18, 2018 to Sep 24, 2026, not yet recovered
- Best single session
- +58.3% on Jan 18, 2018
- Worst single session
- -16.4% on Jan 19, 2018
- Volatility, 1 year annualised
- 32.3%
- Sessions closing higher, 1 year
- 31%
- Best calendar year
- 2021, +20%
- Worst calendar year
- 2024, -42%
3309 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. 2018 starts on Jan 15, 2018; 2026 runs to Sep 28, 2026.
| Year | Open | High | Low | Close | Return | Volume | Sessions |
|---|---|---|---|---|---|---|---|
| 2026 | HK$1.66 | HK$1.66 | HK$0.7300 | HK$0.7800 | -53.2% | 71.9M | 182 |
| 2025 | HK$1.92 | HK$2.09 | HK$1.28 | HK$1.67 | -13.5% | 272.1M | 246 |
| 2024 | HK$3.31 | HK$3.31 | HK$1.74 | HK$1.93 | -41.6% | 345.4M | 246 |
| 2023 | HK$4.70 | HK$5.35 | HK$3.16 | HK$3.30 | -29.8% | 263.8M | 243 |
| 2022 | HK$6.61 | HK$7.05 | HK$2.95 | HK$4.70 | -28.9% | 633.5M | 246 |
| 2021 | HK$5.45 | HK$11.57 | HK$4.89 | HK$6.61 | +20.4% | 1.7B | 247 |
| 2020 | HK$4.79 | HK$8.05 | HK$3.32 | HK$5.49 | +15.0% | 1.4B | 248 |
| 2019 | HK$4.75 | HK$5.81 | HK$3.72 | HK$4.77 | +0.1% | 467.4M | 246 |
| 2018 | HK$5.07 | HK$18.86 | HK$3.03 | HK$4.77 | n/a | 1.9B | 237 |
3309 monthly closes, last 12 months
| Month | Month end close | Change |
|---|---|---|
| September 2026 | HK$0.7800 | -6.6% |
| August 2026 | HK$0.8350 | -10.2% |
| July 2026 | HK$0.9300 | -1.1% |
| June 2026 | HK$0.9400 | -8.5% |
| May 2026 | HK$1.03 | -13.8% |
| April 2026 | HK$1.19 | -4.7% |
| March 2026 | HK$1.25 | -12.8% |
| February 2026 | HK$1.44 | -3.3% |
| January 2026 | HK$1.48 | -11.0% |
| December 2025 | HK$1.67 | -1.1% |
| November 2025 | HK$1.69 | -4.4% |
| October 2025 | HK$1.76 | -10.3% |
About the 3309 data
Daily bars. 2,141 sessions from Jan 15, 2018 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 Jan 15, 2018, 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/3309/bars?timeframe=1Day&adjustment=all&limit=50000" \
-H "X-API-Key: YOUR_KEY"Nearby on HKEX
Common questions
3309 share price history
