What is the all time high of 0660?

Wai Chun Bio-Technology Limited (0660) closed at its highest ever adjusted price, HK$245.00, on May 17, 2007. Its lowest close was HK$0.0640 on Dec 27, 2024.

How much has 0660 returned over the last 10 years?

-96.0% in price terms from the close ten years before Sep 28, 2026, which is -27.6% a year compounded. Over one year the return is +144.0%; over five years -40.6%.

What was the worst drawdown in 0660 history?

-100.0% from the May 17, 2007 peak to the Dec 27, 2024 trough on adjusted closes; the previous peak has not been regained as of the last stored session.

How far back does 0660 historical data go?

The daily series starts on Sep 29, 2005 and runs to Sep 28, 2026: 5,177 trading sessions across 21.0 years. Minute bars start on Sep 21, 2026 and are captured forward, never backfilled.

Are 0660 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 0660 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, 2005 on Quant and above. Minute history comes with the paid plans.

What were the best and worst years for 0660?

Among complete calendar years, 2007 was the best at +268.8% and 2020 the worst at -77.5%, measured close to close.

HKEX · 0660 · stock

Wai Chun Bio-Technology Limited (0660) stock price history

Every HKEX trading session of Wai Chun Bio-Technology Limited from Sep 29, 2005 to Sep 28, 2026: 5,177 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.

Get 0660 data, free key Year by year table

0660 adjusted close, 2005 to 2026

0660Wai Chun Bio-Technology Limited

HK$0.4100+144.0% over one year

HK$245.00
All time high, 2007: HK$2.33
52 week high, HK$0.1600 low: 5,177
Daily sessions since 2005

Last updated Sep 28, 2026, the last stored session. Refreshes after each trading day. Full 2005 to 2026 series and minute bars.

0660 key facts

Wai Chun Bio-Technology Limited (0660) closed at HK$0.4100 on Sep 28, 2026 on HKEX.
0660's all time high close is HK$245.00, set on May 17, 2007; its all time low close is HK$0.0640 on Dec 27, 2024.
0660's 52 week range is HK$0.1600 to HK$2.33.
0660 returned +144.0% over the year to Sep 28, 2026 and -40.6% over five years.
Over ten years 0660 returned -96%, -27.6% a year compounded.
0660's deepest drawdown was -100.0% from May 17, 2007 to Dec 27, 2024.
DataCedar holds 5,177 daily sessions of 0660 history from Sep 29, 2005 and minute bars from Sep 21, 2026, adjusted for splits and dividends, served by the API under a key.

0660 price chart, 2005 to 2026

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

0660 returns

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

Period	Return
1 month	-2.4%
3 months	-14.6%
6 months	+60.8%
Year to date	+118.1%
1 year	+144.0%
3 years	+345.7%
5 years	-40.6%
10 years	-96.0%
Since Sep 29, 2005	-93.7%
Compound annual growth, 21.0 years	-12.3%

0660 records

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

All time high close: HK$245.00 on May 17, 2007
All time low close: HK$0.0640 on Dec 27, 2024
52 week high: HK$2.33 on Apr 14, 2026
52 week low: HK$0.1600 on Oct 2, 2025
Deepest drawdown: -100.0% from May 17, 2007 to Dec 27, 2024, not yet recovered
Best single session: +802.0% on Apr 14, 2026
Worst single session: -90.0% on Jun 11, 2007
Volatility, 1 year annualised: 243.9%
Sessions closing higher, 1 year: 20%
Best calendar year: 2007, +269%
Worst calendar year: 2020, -77%

0660 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. 2005 starts on Sep 29, 2005; 2026 runs to Sep 28, 2026.

Year	Open	High	Low	Close	Return	Volume	Sessions
2026	HK$0.1880	HK$2.33	HK$0.1880	HK$0.4100	+118.1%	128.7M	182
2025	HK$0.0740	HK$0.3450	HK$0.0720	HK$0.1880	+184.8%	26.8M	246
2024	HK$0.1440	HK$0.2800	HK$0.0550	HK$0.0660	-54.2%	7.5M	246
2023	HK$0.1500	HK$0.2900	HK$0.0760	HK$0.1440	+2.9%	89.6M	243
2022	HK$0.5600	HK$0.6000	HK$0.1400	HK$0.1400	-75.0%	15M	246
2021	HK$0.8100	HK$1.70	HK$0.4500	HK$0.5600	-30.9%	17.2M	247
2020	HK$3.60	HK$9.50	HK$0.2100	HK$0.8100	-77.5%	72.1M	248
2019	HK$3.10	HK$5.50	HK$2.80	HK$3.60	+16.1%	14.1M	246
2018	HK$6.60	HK$7.50	HK$2.80	HK$3.10	-54.4%	19.5M	246
2017	HK$8.20	HK$9.90	HK$5.80	HK$6.80	-17.1%	19M	247
2016	HK$7.20	HK$18.40	HK$3.60	HK$8.20	+13.9%	24.3M	247
2015	HK$5.40	HK$27.00	HK$4.40	HK$7.20	+26.3%	44.9M	247
2014	HK$4.40	HK$7.30	HK$3.70	HK$5.70	+32.6%	5.6M	247
2013	HK$7.00	HK$10.00	HK$4.10	HK$4.30	-38.6%	3.4M	245
2012	HK$5.40	HK$13.00	HK$4.70	HK$7.00	+32.1%	1.1M	246
2011	HK$22.00	HK$22.40	HK$4.80	HK$5.30	-76.8%	1.8M	246
2010	HK$13.50	HK$53.00	HK$12.20	HK$22.80	+67.6%	34.7M	249
2009	HK$37.00	HK$58.00	HK$13.00	HK$13.60	-67.6%	19.2M	249
2008	HK$45.00	HK$90.00	HK$14.20	HK$42.00	-5.1%	35.4M	247
2007	HK$12.00	HK$250.00	HK$12.00	HK$44.25	+268.8%	9.3M	246
2006	HK$6.50	HK$12.50	HK$6.50	HK$12.00	+84.6%	248	247
2005	HK$6.50	HK$6.50	HK$6.50	HK$6.50	n/a	0	64

0660 monthly closes, last 12 months

Month	Month end close	Change
September 2026	HK$0.4100	+3.8%
August 2026	HK$0.3950	-8.1%
July 2026	HK$0.4300	-14.0%
June 2026	HK$0.5000	-28.6%
May 2026	HK$0.7000	+2.9%
April 2026	HK$0.6800	+166.7%
March 2026	HK$0.2550	-1.9%
February 2026	HK$0.2600	+28.7%
January 2026	HK$0.2020	+7.4%
December 2025	HK$0.1880	-2.6%
November 2025	HK$0.1930	-10.2%
October 2025	HK$0.2150	+29.5%

About the 0660 data

Daily bars. 5,177 sessions from Sep 29, 2005 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 21, 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, 2005, 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/0660/bars?timeframe=1Day&adjustment=all&limit=50000" \
  -H "X-API-Key: YOUR_KEY"

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