HKEX · 1845 · stock
Weigang Environmental Technology Holding Group Limited (1845) stock price history
Every HKEX trading session of Weigang Environmental Technology Holding Group Limited from Jan 3, 2019 to Sep 28, 2026: 1,903 daily bars, adjusted for splits and dividends, with minute bars from Sep 18, 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.
1845 adjusted close, 2019 to 2026
- HK$1.07
- All time high, 2019
- HK$0.4400
- 52 week high, HK$0.1200 low
- 1,903
- Daily sessions since 2019
Last updated Sep 28, 2026, the last stored session. Refreshes after each trading day. Full 2019 to 2026 series and minute bars.
1845 key facts
- Weigang Environmental Technology Holding Group Limited (1845) closed at HK$0.2900 on Sep 28, 2026 on HKEX.
- 1845's all time high close is HK$1.07, set on May 9, 2019; its all time low close is HK$0.1120 on May 13, 2025.
- 1845's 52 week range is HK$0.1200 to HK$0.4400.
- 1845 returned +82.4% over the year to Sep 28, 2026 and -35.6% over five years.
- Since Jan 3, 2019 1845 returned -68%, -13.6% a year compounded.
- 1845's deepest drawdown was -89.5% from May 9, 2019 to May 13, 2025.
- DataCedar holds 1,903 daily sessions of 1845 history from Jan 3, 2019 and minute bars from Sep 18, 2026, adjusted for splits and dividends, served by the API under a key.
1845 price chart, 2019 to 2026
1845 returns
Price return from the last close on or before the window start to Sep 28, 2026, on adjusted closes.
| Period | Return |
|---|---|
| 1 month | +61.1% |
| 3 months | +33.0% |
| 6 months | +20.8% |
| Year to date | +116.4% |
| 1 year | +82.4% |
| 3 years | +45.0% |
| 5 years | -35.6% |
| 10 years | n/a |
| Since Jan 3, 2019 | -67.8% |
| Compound annual growth, 7.7 years | -13.6% |
1845 records
Measured on the stored closes; every figure is reproducible from the API series.
- All time high close
- HK$1.07 on May 9, 2019
- All time low close
- HK$0.1120 on May 13, 2025
- 52 week high
- HK$0.4400 on Sep 24, 2026
- 52 week low
- HK$0.1200 on Mar 17, 2026
- Deepest drawdown
- -89.5% from May 9, 2019 to May 13, 2025, not yet recovered
- Best single session
- +128.9% on Jul 13, 2023
- Worst single session
- -30.5% on May 17, 2022
- Volatility, 1 year annualised
- 83.9%
- Sessions closing higher, 1 year
- 4%
- Best calendar year
- 2021, -8%
- Worst calendar year
- 2020, -38%
1845 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. 2019 starts on Jan 3, 2019; 2026 runs to Sep 28, 2026.
| Year | Open | High | Low | Close | Return | Volume | Sessions |
|---|---|---|---|---|---|---|---|
| 2026 | HK$0.1340 | HK$0.4400 | HK$0.1200 | HK$0.2900 | +116.4% | 3.2M | 182 |
| 2025 | HK$0.2000 | HK$0.2000 | HK$0.1120 | HK$0.1340 | -33.0% | 906K | 246 |
| 2024 | HK$0.2390 | HK$0.4350 | HK$0.1150 | HK$0.2000 | -16.3% | 690K | 246 |
| 2023 | HK$0.2600 | HK$0.5000 | HK$0.1900 | HK$0.2390 | -8.1% | 1.4M | 243 |
| 2022 | HK$0.3500 | HK$0.4100 | HK$0.1800 | HK$0.2600 | -25.7% | 52.7M | 246 |
| 2021 | HK$0.3900 | HK$0.6600 | HK$0.2850 | HK$0.3500 | -7.9% | 67.5M | 247 |
| 2020 | HK$0.6100 | HK$2.00 | HK$0.3050 | HK$0.3800 | -37.7% | 122.8M | 248 |
| 2019 | HK$0.9000 | HK$1.14 | HK$0.4250 | HK$0.6100 | n/a | 153.6M | 245 |
1845 monthly closes, last 12 months
| Month | Month end close | Change |
|---|---|---|
| September 2026 | HK$0.2900 | +61.1% |
| August 2026 | HK$0.1800 | -17.4% |
| July 2026 | HK$0.2180 | 0.0% |
| June 2026 | HK$0.2180 | -0.9% |
| May 2026 | HK$0.2200 | -7.6% |
| April 2026 | HK$0.2380 | -0.8% |
| March 2026 | HK$0.2400 | +34.1% |
| February 2026 | HK$0.1790 | +11.9% |
| January 2026 | HK$0.1600 | +19.4% |
| December 2025 | HK$0.1340 | -8.8% |
| November 2025 | HK$0.1470 | -3.9% |
| October 2025 | HK$0.1530 | -3.8% |
About the 1845 data
Daily bars. 1,903 sessions from Jan 3, 2019 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 18, 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 3, 2019, 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/1845/bars?timeframe=1Day&adjustment=all&limit=50000" \
-H "X-API-Key: YOUR_KEY"Nearby on HKEX
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Common questions
1845 share price history
