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01656 ISDN HOLDINGS LIMITEDISDN HOLDINGSHong Kong Stock Exchange

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ISDN HOLDINGS LIMITED (01656) at a glance

Code
01656
Company
ISDN HOLDINGS LIMITED
Local name
ISDN HOLDINGS
Market
Hong Kong Stock Exchange
Share price
HK$3.98 +0.00 (+0.00%) Oct 21 close

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

ISDN HOLDINGS LIMITED (01656) Stock Price History

ISDN HOLDINGS LIMITED closed at HK$3.98 on Oct 21, 2026, +0.0% over 1 month, +76.9% over 1 year.

2026-09-14 海外規制公告(その他) DISCLOSURE OF INTEREST/ CHANGES IN INTEREST OF DIRECTOR/… / 海外規制公告(その他) DISCLOSURE OF INTEREST/ CHANGES IN INTEREST OF SUBSTANTI… / 海外規制公告(その他) DISCLOSURE OF INTEREST/ CHANGES IN INTEREST OF DIRECTOR/… / 海外規制公告(その他) DISCLOSURE OF INTEREST/ CHANGES IN INTEREST OF SUBSTANTI… / 中間報告書 INTERIM REPORT 2026 / 海外規制公告(その他) DISCLOSURE OF INTEREST/ CHANGES IN INTEREST OF DIRECTOR/…HK$3.98HK$3.91Jul 22Oct 21
Price5-day MA25-day MAHang Seng IndexDisclosures
3-Month HighHK$3.98Aug 24
3-Month LowHK$3.91Jul 22
1-Month Change+0.0%vs Aug 24
3-Month Change+1.8%vs Jul 15

If you had invested HK$10,000 3 months ago, it would be worth HK$10,179 today (+1.8%).Price change only; dividends and fees are not included.

Over the same period the Hang Seng Index moved −4.1%, while this stock moved +1.8%.

Last 10 Trading Days

DateCloseChange% Change
Oct 21 (Wed)HK$3.98+0.00+0.00%
Aug 24 (Mon)HK$3.98+0.01+0.25%
Aug 21 (Fri)HK$3.97+0.02+0.51%
Aug 20 (Thu)HK$3.95+0.03+0.77%
Aug 19 (Wed)HK$3.92+0.01+0.26%
Aug 18 (Tue)HK$3.91+0.00+0.00%
Jul 22 (Wed)HK$3.91+0.00+0.00%
Jul 15 (Wed)HK$3.91−0.01−0.26%
Jul 14 (Tue)HK$3.92+0.02+0.51%
Jul 13 (Mon)HK$3.90−0.25−6.02%
2026-09-14 海外規制公告(その他) DISCLOSURE OF INTEREST/ CHANGES IN INTEREST OF DIRECTOR/… / 海外規制公告(その他) DISCLOSURE OF INTEREST/ CHANGES IN INTEREST OF SUBSTANTI… / 海外規制公告(その他) DISCLOSURE OF INTEREST/ CHANGES IN INTEREST OF DIRECTOR/… / 海外規制公告(その他) DISCLOSURE OF INTEREST/ CHANGES IN INTEREST OF SUBSTANTI… / 中間報告書 INTERIM REPORT 2026 / 海外規制公告(その他) DISCLOSURE OF INTEREST/ CHANGES IN INTEREST OF DIRECTOR/…HK$4.70HK$2.31Apr 27Oct 21
Price25-day MAHang Seng IndexDisclosures
6-Month HighHK$4.70Jun 15
6-Month LowHK$2.31Apr 27
3-Month Change+1.8%vs Jul 15
6-Month Change+72.3%vs Mar 20

If you had invested HK$10,000 6 months ago, it would be worth HK$17,229 today (+72.3%).Price change only; dividends and fees are not included.

Over the same period the Hang Seng Index moved −7.9%, while this stock moved +72.3%.

Monthly Closes

MonthMonth-End CloseMonthly %
Oct 2026HK$3.98+0.0%
Aug 2026HK$3.98+1.8%
Jul 2026HK$3.91−6.9%
Jun 2026HK$4.20−2.3%
May 2026HK$4.30+16.2%
Apr 2026HK$3.70+60.2%
2026-09-14 海外規制公告(その他) DISCLOSURE OF INTEREST/ CHANGES IN INTEREST OF DIRECTOR/… / 海外規制公告(その他) DISCLOSURE OF INTEREST/ CHANGES IN INTEREST OF SUBSTANTI… / 海外規制公告(その他) DISCLOSURE OF INTEREST/ CHANGES IN INTEREST OF DIRECTOR/… / 海外規制公告(その他) DISCLOSURE OF INTEREST/ CHANGES IN INTEREST OF SUBSTANTI… / 中間報告書 INTERIM REPORT 2026 / 海外規制公告(その他) DISCLOSURE OF INTEREST/ CHANGES IN INTEREST OF DIRECTOR/…HK$4.70HK$2.25Mar 19Oct 21
Price25-day MAHang Seng IndexDisclosures
52-Week HighHK$4.70Jun 15
52-Week LowHK$2.25Mar 19
Year to Date+76.9%vs Oct 16
From 52-Week High−15.3%Jun 15

If you had invested HK$10,000 1 year ago, it would be worth HK$17,689 today (+76.9%).Price change only; dividends and fees are not included.

Over the same period the Hang Seng Index moved −6.4%, while this stock moved +76.9%.

Monthly Closes

MonthMonth-End CloseMonthly %
Oct 2026HK$3.98+0.0%
Aug 2026HK$3.98+1.8%
Jul 2026HK$3.91−6.9%
Jun 2026HK$4.20−2.3%
May 2026HK$4.30+16.2%
Apr 2026HK$3.70+60.2%
Mar 2026HK$2.31+2.7%
HK$4.70HK$1.22Oct 23, 2023Oct 21, 2026
Price13-week MA26-week MAHang Seng Index
3-Year HighHK$4.70Jun 18, 2026
3-Year LowHK$1.22Oct 14, 2024
Annualized Return+17.9%
Max Drawdown−49.8%

If you had invested HK$10,000 3 years ago, it would be worth HK$16,379 today (+63.8%).Price change only; dividends and fees are not included.

Over the same period the Hang Seng Index moved +37.2%, while this stock moved +63.8%.

Yearly Closes

YearYear-End CloseYearly %
2026 (YTD)HK$3.98+76.9%
2025HK$2.25―
HK$4.70HK$1.22Nov 8, 2021Oct 21, 2026
Price13-week MA26-week MAHang Seng Index
5-Year HighHK$4.70Jun 18, 2026
5-Year LowHK$1.22Oct 14, 2024
Annualized Return+2.6%
Max Drawdown−71.3%

If you had invested HK$10,000 5 years ago, it would be worth HK$11,339 today (+13.4%).Price change only; dividends and fees are not included.

Over the same period the Hang Seng Index moved −5.8%, while this stock moved +13.4%.

Yearly Closes

YearYear-End CloseYearly %
2026 (YTD)HK$3.98+76.9%
2025HK$2.25―
HK$4.30HK$0.83Feb 1, 2017Oct 21, 2026
Price1-year MA2-year MAHang Seng Index
All-Time HighHK$4.30May 2026
All-Time LowHK$0.83Mar 2020
Total Change+268.5%vs Feb 2017
Annualized Return+14.4%

If you had invested HK$10,000 in Feb 2017, it would be worth HK$36,852 today (+268.5%).Price change only; dividends and fees are not included.

Over the same period the Hang Seng Index moved −0.4%, while this stock moved +268.5%.

Yearly Closes

YearYear-End CloseYearly %
2026 (YTD)HK$3.98+76.9%
2025HK$2.25+84.4%
2024HK$1.22−48.7%
2023HK$2.38−24.7%
2022HK$3.16−20.6%
2021HK$3.98+70.8%
2020HK$2.33+82.0%
2019HK$1.28+16.4%
2018HK$1.10−12.7%
2017HK$1.26―

Daily, weekly and monthly closes (Yahoo! Finance, split-adjusted, dividends excluded). "All" covers the range Yahoo provides (from Feb 2017). Please check the latest prices before trading.

Posts

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No.6 Disclosure 2026/10/07 23:50
海外規制公告(その他)
DISCLOSURE OF INTEREST/ CHANGES IN INTEREST OF DIRECTOR/CHIEF EXECUTIVE OFFICER
Delete
No.5 Disclosure 2026/09/29 20:11
中間報告書
INTERIM REPORT 2026
Delete
No.4 Disclosure 2026/09/15 18:53
海外規制公告(その他)
DISCLOSURE OF INTEREST/ CHANGES IN INTEREST OF SUBSTANTIAL SHAREHOLDER(S)/ UNITHOLDER(S)
Delete
No.3 Disclosure 2026/09/15 18:52
海外規制公告(その他)
DISCLOSURE OF INTEREST/ CHANGES IN INTEREST OF DIRECTOR/CHIEF EXECUTIVE OFFICER
Delete
No.2 Disclosure 2026/09/14 18:41
海外規制公告(その他)
DISCLOSURE OF INTEREST/ CHANGES IN INTEREST OF SUBSTANTIAL SHAREHOLDER(S)/ UNITHOLDER(S)
Delete
No.1 Disclosure 2026/09/14 18:40
海外規制公告(その他)
DISCLOSURE OF INTEREST/ CHANGES IN INTEREST OF DIRECTOR/CHIEF EXECUTIVE OFFICER
Delete

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