What is the all time high of 3983?

China BlueChemical Ltd. (3983) closed at its highest ever adjusted price, HK$3.27, on Mar 13, 2026. Its lowest close was HK$0.6250 on Mar 19, 2020.

How much has 3983 returned over the last 10 years?

+151.1% in price terms from the close ten years before Sep 28, 2026, which is +9.6% a year compounded. Over one year the return is -13.7%; over five years +0.0%.

What was the worst drawdown in 3983 history?

-79.6% from the Feb 2, 2011 peak to the Mar 19, 2020 trough on adjusted closes; the previous peak was regained on Mar 12, 2026.

How far back does 3983 historical data go?

The daily series starts on Sep 29, 2006 and runs to Sep 28, 2026: 4,928 trading sessions across 20.0 years. Minute bars start on Sep 17, 2026 and are captured forward, never backfilled.

Are 3983 historical prices adjusted for splits and dividends?

Yes. The page uses the fully adjusted series, in which every past price is scaled for later splits and cash dividends so returns are comparable across the whole history. The API also serves raw prices, split adjusted only and dividend adjusted only.

How do I get 3983 historical data?

Register for a free key and call the bars endpoint: it returns date, open, high, low, close and volume as JSON, one year back on the free plan and the full series from Sep 29, 2006 on Quant and above. Minute history comes with the paid plans.

What were the best and worst years for 3983?

Among complete calendar years, 2021 was the best at +82.2% and 2014 the worst at -40.8%, measured close to close.

HKEX · 3983 · stock

China BlueChemical Ltd. (3983) stock price history

Every HKEX trading session of China BlueChemical Ltd. from Sep 29, 2006 to Sep 28, 2026: 4,928 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.

Get 3983 data, free key Year by year table

3983 adjusted close, 2006 to 2026

3983China BlueChemical Ltd.

HK$1.89-13.7% over one year

HK$3.27
All time high, 2026: HK$3.48
52 week high, HK$1.86 low: 4,928
Daily sessions since 2006

Last updated Sep 28, 2026, the last stored session. Refreshes after each trading day. Full 2006 to 2026 series and minute bars.

3983 key facts

China BlueChemical Ltd. (3983) closed at HK$1.89 on Sep 28, 2026 on HKEX.
3983's all time high close is HK$3.27, set on Mar 13, 2026; its all time low close is HK$0.6250 on Mar 19, 2020.
3983's 52 week range is HK$1.86 to HK$3.48.
3983 returned -13.7% over the year to Sep 28, 2026 and +0.0% over five years.
Over ten years 3983 returned +151%, +9.6% a year compounded.
3983's deepest drawdown was -79.6% from Feb 2, 2011 to Mar 19, 2020.
DataCedar holds 4,928 daily sessions of 3983 history from Sep 29, 2006 and minute bars from Sep 17, 2026, adjusted for splits and dividends, served by the API under a key.

3983 price chart, 2006 to 2026

Adjusted daily close. 260 sampled points across the full history; the API serves every session.

3983 returns

Price return from the last close on or before the window start to Sep 28, 2026, on adjusted closes.

Period	Return
1 month	-3.8%
3 months	-6.4%
6 months	-30.7%
Year to date	-18.0%
1 year	-13.7%
3 years	+24.5%
5 years	+0.0%
10 years	+151.1%
Since Sep 29, 2006	+107.2%
Compound annual growth, 20.0 years	+3.7%

3983 records

Measured on the stored closes; every figure is reproducible from the API series.

All time high close: HK$3.27 on Mar 13, 2026
All time low close: HK$0.6250 on Mar 19, 2020
52 week high: HK$3.48 on Mar 13, 2026
52 week low: HK$1.86 on Sep 25, 2026
Deepest drawdown: -79.6% from Feb 2, 2011 to Mar 19, 2020, recovered Mar 12, 2026
Best single session: +21.3% on Mar 1, 2021
Worst single session: -16.6% on Oct 27, 2008
Volatility, 1 year annualised: 34.2%
Sessions closing higher, 1 year: 40%
Growth of 1 since 2006: 2.1×
Best calendar year: 2021, +82%
Worst calendar year: 2014, -41%

3983 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. 2006 starts on Sep 29, 2006; 2026 runs to Sep 28, 2026.

Year	Open	High	Low	Close	Return	Volume	Sessions
2026	HK$2.28	HK$3.48	HK$1.86	HK$1.89	-17.6%	1.5B	182
2025	HK$1.92	HK$2.55	HK$1.51	HK$2.29	+22.0%	1.2B	246
2024	HK$1.58	HK$2.19	HK$1.55	HK$1.88	+18.9%	1B	246
2023	HK$1.34	HK$1.65	HK$1.28	HK$1.58	+18.4%	700.8M	243
2022	HK$1.44	HK$2.15	HK$1.08	HK$1.34	-8.7%	1.2B	246
2021	HK$0.8037	HK$2.42	HK$0.7389	HK$1.46	+82.2%	3B	247
2020	HK$1.17	HK$1.20	HK$0.6129	HK$0.8037	-31.0%	1.5B	248
2019	HK$1.40	HK$1.69	HK$1.07	HK$1.17	-16.7%	920.5M	246
2018	HK$1.36	HK$1.88	HK$1.10	HK$1.40	+3.1%	1.5B	246
2017	HK$1.15	HK$1.53	HK$0.9946	HK$1.36	+18.3%	1.7B	247
2016	HK$1.06	HK$1.20	HK$0.7152	HK$1.15	+7.9%	1B	247
2015	HK$1.34	HK$1.75	HK$0.9982	HK$1.06	-19.8%	1.6B	247
2014	HK$2.23	HK$2.25	HK$1.20	HK$1.33	-40.8%	2B	247
2013	HK$2.34	HK$2.63	HK$1.65	HK$2.24	-3.8%	1.3B	245
2012	HK$2.59	HK$2.85	HK$1.87	HK$2.33	-8.7%	1.7B	246
2011	HK$2.42	HK$3.07	HK$1.88	HK$2.55	+7.0%	1.7B	246
2010	HK$2.01	HK$2.85	HK$1.82	HK$2.38	+19.0%	1.8B	249
2009	HK$1.34	HK$2.05	HK$1.28	HK$2.00	+52.7%	2.3B	249
2008	HK$2.06	HK$2.57	HK$0.9201	HK$1.31	-36.1%	3.4B	247
2007	HK$1.28	HK$2.83	HK$1.24	HK$2.05	+61.3%	7.6B	246
2006	HK$0.9285	HK$1.47	HK$0.8962	HK$1.27	n/a	6.1B	62

3983 monthly closes, last 12 months

Month	Month end close	Change
September 2026	HK$1.89	-2.8%
August 2026	HK$1.95	-8.3%
July 2026	HK$2.12	+5.5%
June 2026	HK$2.01	-7.4%
May 2026	HK$2.17	-14.5%
April 2026	HK$2.54	-2.2%
March 2026	HK$2.60	-5.8%
February 2026	HK$2.76	+7.4%
January 2026	HK$2.57	+11.9%
December 2025	HK$2.29	0.0%
November 2025	HK$2.29	+1.3%
October 2025	HK$2.27	+0.8%

About the 3983 data

Daily bars. 4,928 sessions from Sep 29, 2006 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 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 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 Sep 29, 2006, 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/3983/bars?timeframe=1Day&adjustment=all&limit=50000" \
  -H "X-API-Key: YOUR_KEY"

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