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01355 Biosysen LimitedBIOSYSENHong Kong Stock Exchange

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Biosysen Limited stock surged on Nov 11: what happened

It closed at HK$0.76 on Nov 11 (+HK$0.14, +22.76%), ranking #5 among the top gainers of 2,694 Hong Kong stocks.

No disclosures were found for this stock around that day. Share what you know in the posts below.

Changes are calculated from the closing prices this site collects daily; limit-up/down is an estimate based on the daily price limit. Please make your own investment decisions.

Biosysen Limited (01355) at a glance

Code
01355
Company
Biosysen Limited
Local name
BIOSYSEN
Market
Hong Kong Stock Exchange
Share price
HK$0.76 +0.14 (+22.76%) Nov 11 close

Prices are from Yahoo! Finance and may be delayed. Always check the latest price before trading.

Biosysen Limited (01355) Stock Price HistoryNew 52-week high

Biosysen Limited closed at HK$0.76 on Nov 11, 2026, +259.5% over 1 month, +463.4% over 1 year.

HK$0.76HK$0.20Oct 12Nov 11
Price5-day MA25-day MAHang Seng Index
1-Month HighHK$0.76Nov 11
1-Month LowHK$0.20Oct 14
1-Week Change+213.3%vs Nov 4
1-Month Change+259.5%vs Oct 9

If you had invested HK$10,000 1 month ago, it would be worth HK$36,124 today (+261.2%).Price change only; dividends and fees are not included.

Over the same period the Hang Seng Index moved +0.2%, while this stock moved +261.2%.

Last 10 Trading Days

DateCloseChange% Change
Nov 11 (Wed)HK$0.76+0.14+22.76%
Nov 10 (Tue)HK$0.62+0.23+57.69%
Nov 9 (Mon)HK$0.39+0.14+56.63%
Nov 6 (Fri)HK$0.25+0.01+3.75%
Nov 5 (Thu)HK$0.24−0.00−0.41%
Nov 4 (Wed)HK$0.24+0.01+4.78%
Nov 3 (Tue)HK$0.23+0.00+0.00%
Nov 2 (Mon)HK$0.23−0.01−2.54%
Oct 30 (Fri)HK$0.24+0.00+0.43%
Oct 29 (Thu)HK$0.24+0.01+3.07%
2026-09-22 関連当事者取引／個別授権による新株発行 ADJUSTMENT TO CONVERSION PRICE OF THE CO…HK$0.76HK$0.14Aug 11Nov 11
Price5-day MA25-day MAHang Seng IndexDisclosures
3-Month HighHK$0.76Nov 11
3-Month LowHK$0.14Sep 8
1-Month Change+259.5%vs Oct 9
3-Month Change+344.1%vs Aug 11

If you had invested HK$10,000 3 months ago, it would be worth HK$44,412 today (+344.1%).Price change only; dividends and fees are not included.

Over the same period the Hang Seng Index moved −5.2%, while this stock moved +344.1%.

Last 10 Trading Days

DateCloseChange% Change
Nov 11 (Wed)HK$0.76+0.14+22.76%
Nov 10 (Tue)HK$0.62+0.23+57.69%
Nov 9 (Mon)HK$0.39+0.14+56.63%
Nov 6 (Fri)HK$0.25+0.01+3.75%
Nov 5 (Thu)HK$0.24−0.00−0.41%
Nov 4 (Wed)HK$0.24+0.01+4.78%
Nov 3 (Tue)HK$0.23+0.00+0.00%
Nov 2 (Mon)HK$0.23−0.01−2.54%
Oct 30 (Fri)HK$0.24+0.00+0.43%
Oct 29 (Thu)HK$0.24+0.01+3.07%
2026-09-22 関連当事者取引／個別授権による新株発行 ADJUSTMENT TO CONVERSION PRICE OF THE CO…HK$0.76HK$0.12May 11Nov 11
Price25-day MA75-day MAHang Seng IndexDisclosures
6-Month HighHK$0.76Nov 11
6-Month LowHK$0.12Jul 20
3-Month Change+344.1%vs Aug 11
6-Month Change+413.6%vs May 11

If you had invested HK$10,000 6 months ago, it would be worth HK$51,361 today (+413.6%).Price change only; dividends and fees are not included.

Over the same period the Hang Seng Index moved −7.9%, while this stock moved +413.6%.

Monthly Closes

MonthMonth-End CloseMonthly %
Nov 2026HK$0.76+219.9%
Oct 2026HK$0.24+9.3%
Sep 2026HK$0.22+41.2%
Aug 2026HK$0.15+0.0%
Jul 2026HK$0.15+3.4%
Jun 2026HK$0.15−1.3%
May 2026HK$0.15+11.9%
2026-09-22 関連当事者取引／個別授権による新株発行 ADJUSTMENT TO CONVERSION PRICE OF THE CO…HK$0.76HK$0.11Nov 11Nov 11
Price25-day MA75-day MAHang Seng IndexDisclosures
52-Week HighHK$0.76Nov 11
52-Week LowHK$0.11Jan 13
Year to Date+504.0%vs Dec 31
From 52-Week High+0.0%Nov 11

If you had invested HK$10,000 1 year ago, it would be worth HK$56,343 today (+463.4%).Price change only; dividends and fees are not included.

Over the same period the Hang Seng Index moved −8.9%, while this stock moved +463.4%.

Monthly Closes

MonthMonth-End CloseMonthly %
Nov 2026HK$0.76+219.9%
Oct 2026HK$0.24+9.3%
Sep 2026HK$0.22+41.2%
Aug 2026HK$0.15+0.0%
Jul 2026HK$0.15+3.4%
Jun 2026HK$0.15−1.3%
May 2026HK$0.15+11.9%
Apr 2026HK$0.13−11.3%
Mar 2026HK$0.15−10.7%
Feb 2026HK$0.17+20.7%
Jan 2026HK$0.14+12.0%
Dec 2025HK$0.13−10.7%
Nov 2025HK$0.14+7.7%
HK$0.76HK$0.08Dec 4, 2023Nov 11, 2026
Price13-week MA26-week MAHang Seng Index
3-Year HighHK$0.76Nov 11, 2026
3-Year LowHK$0.08Apr 14, 2025
Annualized Return+51.2%
Max Drawdown−77.6%

If you had invested HK$10,000 3 years ago, it would be worth HK$33,705 today (+237.1%).Price change only; dividends and fees are not included.

Over the same period the Hang Seng Index moved +48.9%, while this stock moved +237.1%.

Yearly Closes

YearYear-End CloseYearly %
2026 (YTD)HK$0.76+504.0%
2025HK$0.13―
HK$0.76HK$0.08Nov 15, 2021Nov 11, 2026
Price13-week MA26-week MAHang Seng Index
5-Year HighHK$0.76Nov 11, 2026
5-Year LowHK$0.08Apr 14, 2025
Annualized Return+17.3%
Max Drawdown−79.7%

If you had invested HK$10,000 5 years ago, it would be worth HK$22,206 today (+122.1%).Price change only; dividends and fees are not included.

Over the same period the Hang Seng Index moved −2.9%, while this stock moved +122.1%.

Yearly Closes

YearYear-End CloseYearly %
2026 (YTD)HK$0.76+504.0%
2025HK$0.13―
HK$2.44HK$0.08Aug 1, 2011Nov 11, 2026
Price1-year MA2-year MAHang Seng Index
All-Time HighHK$2.44Apr 2014
All-Time LowHK$0.08Apr 2025
Total Change−32.0%vs Aug 2011
Annualized Return−2.5%

If you had invested HK$10,000 in Aug 2011, it would be worth HK$6,796 today (−32.0%).Price change only; dividends and fees are not included.

Over the same period the Hang Seng Index moved +18.4%, while this stock moved −32.0%.

Yearly Closes

YearYear-End CloseYearly %
2026 (YTD)HK$0.76+504.0%
2025HK$0.13−31.3%
2024HK$0.18−20.2%
2023HK$0.23−4.2%
2022HK$0.24−22.0%
2021HK$0.31−19.7%
2020HK$0.38−20.0%
2019HK$0.48−44.1%
2018HK$0.85−5.6%
2017HK$0.90−21.1%
2016HK$1.14+8.6%
2015HK$1.05+43.4%
2014HK$0.73−65.6%
2013HK$2.13+6.0%
2012HK$2.01+65.6%
2011HK$1.21―

Daily, weekly and monthly closes (Yahoo! Finance, split-adjusted, dividends excluded). "All" covers the range Yahoo provides (from Aug 2011). Please check the latest prices before trading.

Posts

This board is shared with the Japanese and Chinese versions. Feel free to write in English, Chinese or Japanese.

No.1 Disclosure 2026/09/22 20:45
関連当事者取引／個別授権による新株発行
ADJUSTMENT TO CONVERSION PRICE OF THE CONVERTIBLE BONDS

📄 Open the filing

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