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688027 QuantumCTek Co., Ltd.国盾量子Shanghai Stock Exchange

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QuantumCTek Co., Ltd. (688027) at a glance

Code
688027
Company
QuantumCTek Co., Ltd.
Local name
国盾量子
Market
Shanghai Stock Exchange
Share price
CN¥301.78 -14.59 (-4.61%) Oct 27 close

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

QuantumCTek Co., Ltd. (688027) Stock Price History

QuantumCTek Co., Ltd. closed at CN¥301.78 on Oct 27, 2026, −17.1% over 1 month, −33.0% over 1 year.

2026-10-23 関連当事者取引 关于日常关联交易的公告 / 変更届 关于变更内部审计负责人的公告 / 第3四半期報告 国盾量子：2026年第三季度报告 / 株主総会の招集 关于召开2026年第四次临时股东会的通知 / 取締役会決議 第四届董事会第三十次会议决议公告 / 関連当事者取引 国元证券股份有限公司关于科大国盾量子技术股份有限公司日常关联交易…CN¥341.75CN¥283.32Sep 28Oct 27
Price5-day MA25-day MASSE CompositeDisclosures
1-Month HighCN¥341.75Sep 28
1-Month LowCN¥283.32Oct 16
1-Week Change−1.8%vs Oct 20
1-Month Change−17.1%vs Sep 24

If you had invested CN¥10,000 1 month ago, it would be worth CN¥8,830 today (−11.7%).Price change only; dividends and fees are not included.

Over the same period the SSE Composite moved −4.6%, while this stock moved −11.7%.

Last 10 Trading Days

DateCloseChange% Change
Oct 27 (Tue)CN¥301.78−14.59−4.61%
Oct 26 (Mon)CN¥316.37+9.87+3.22%
Oct 23 (Fri)CN¥306.50−1.50−0.49%
Oct 22 (Thu)CN¥308.00+7.25+2.41%
Oct 21 (Wed)CN¥300.75−6.43−2.09%
Oct 20 (Tue)CN¥307.18+22.71+7.98%
Oct 19 (Mon)CN¥284.47+1.15+0.41%
Oct 16 (Fri)CN¥283.32−1.28−0.45%
Oct 15 (Thu)CN¥284.60−6.27−2.16%
Oct 14 (Wed)CN¥290.87−16.10−5.24%
2026-09-16 決算説明会 关于召开2026年半年度业绩说明会的公告2026-10-23 関連当事者取引 关于日常关联交易的公告 / 変更届 关于变更内部审计负责人的公告 / 第3四半期報告 国盾量子：2026年第三季度报告 / 株主総会の招集 关于召开2026年第四次临时股东会的通知 / 取締役会決議 第四届董事会第三十次会议决议公告 / 関連当事者取引 国元证券股份有限公司关于科大国盾量子技术股份有限公司日常关联交易…CN¥421.80CN¥283.32Jul 27Oct 27
Price5-day MA25-day MASSE CompositeDisclosures
3-Month HighCN¥421.80Aug 5
3-Month LowCN¥283.32Oct 16
1-Month Change−17.1%vs Sep 24
3-Month Change−19.5%vs Jul 27

If you had invested CN¥10,000 3 months ago, it would be worth CN¥8,051 today (−19.5%).Price change only; dividends and fees are not included.

Over the same period the SSE Composite moved −5.4%, while this stock moved −19.5%.

Last 10 Trading Days

DateCloseChange% Change
Oct 27 (Tue)CN¥301.78−14.59−4.61%
Oct 26 (Mon)CN¥316.37+9.87+3.22%
Oct 23 (Fri)CN¥306.50−1.50−0.49%
Oct 22 (Thu)CN¥308.00+7.25+2.41%
Oct 21 (Wed)CN¥300.75−6.43−2.09%
Oct 20 (Tue)CN¥307.18+22.71+7.98%
Oct 19 (Mon)CN¥284.47+1.15+0.41%
Oct 16 (Fri)CN¥283.32−1.28−0.45%
Oct 15 (Thu)CN¥284.60−6.27−2.16%
Oct 14 (Wed)CN¥290.87−16.10−5.24%
2026-09-16 決算説明会 关于召开2026年半年度业绩说明会的公告2026-10-23 関連当事者取引 关于日常关联交易的公告 / 変更届 关于变更内部审计负责人的公告 / 第3四半期報告 国盾量子：2026年第三季度报告 / 株主総会の招集 关于召开2026年第四次临时股东会的通知 / 取締役会決議 第四届董事会第三十次会议决议公告 / 関連当事者取引 国元证券股份有限公司关于科大国盾量子技术股份有限公司日常关联交易…CN¥641.08CN¥283.32Apr 27Oct 27
Price25-day MA75-day MASSE CompositeDisclosures
6-Month HighCN¥641.08May 25
6-Month LowCN¥283.32Oct 16
3-Month Change−19.5%vs Jul 27
6-Month Change−46.1%vs Apr 27

If you had invested CN¥10,000 6 months ago, it would be worth CN¥5,393 today (−46.1%).Price change only; dividends and fees are not included.

Over the same period the SSE Composite moved −10.7%, while this stock moved −46.1%.

Monthly Closes

MonthMonth-End CloseMonthly %
Oct 2026CN¥301.78−8.1%
Sep 2026CN¥328.49−14.1%
Aug 2026CN¥382.47−0.7%
Jul 2026CN¥385.18−23.6%
Jun 2026CN¥504.01−10.0%
May 2026CN¥559.88−2.2%
Apr 2026CN¥572.19+7.4%
2026-09-16 決算説明会 关于召开2026年半年度业绩说明会的公告2026-10-23 関連当事者取引 关于日常关联交易的公告 / 変更届 关于变更内部审计负责人的公告 / 第3四半期報告 国盾量子：2026年第三季度报告 / 株主総会の招集 关于召开2026年第四次临时股东会的通知 / 取締役会決議 第四届董事会第三十次会议决议公告 / 関連当事者取引 国元证券股份有限公司关于科大国盾量子技术股份有限公司日常关联交易…CN¥753.54CN¥283.32Oct 27Oct 27
Price25-day MA75-day MASSE CompositeDisclosures
52-Week HighCN¥753.54Feb 13
52-Week LowCN¥283.32Oct 16
Year to Date−40.1%vs Dec 31
From 52-Week High−60.0%Feb 13

If you had invested CN¥10,000 1 year ago, it would be worth CN¥6,700 today (−33.0%).Price change only; dividends and fees are not included.

Over the same period the SSE Composite moved −8.7%, while this stock moved −33.0%.

Monthly Closes

MonthMonth-End CloseMonthly %
Oct 2026CN¥301.78−8.1%
Sep 2026CN¥328.49−14.1%
Aug 2026CN¥382.47−0.7%
Jul 2026CN¥385.18−23.6%
Jun 2026CN¥504.01−10.0%
May 2026CN¥559.88−2.2%
Apr 2026CN¥572.19+7.4%
Mar 2026CN¥532.90−21.4%
Feb 2026CN¥678.11+8.6%
Jan 2026CN¥624.20+23.9%
Dec 2025CN¥503.79+10.0%
Nov 2025CN¥457.88−21.0%
Oct 2025CN¥579.80―
CN¥753.54CN¥81.51Oct 30, 2023Oct 27, 2026
Price13-week MA26-week MASSE Composite
3-Year HighCN¥753.54Feb 13, 2026
3-Year LowCN¥81.51Jan 29, 2024
Annualized Return+32.5%
Max Drawdown−62.4%

If you had invested CN¥10,000 3 years ago, it would be worth CN¥23,232 today (+132.3%).Price change only; dividends and fees are not included.

Over the same period the SSE Composite moved +20.4%, while this stock moved +132.3%.

Yearly Closes

YearYear-End CloseYearly %
2026 (YTD)CN¥301.78−40.1%
2025CN¥503.79―
CN¥753.54CN¥81.35Nov 1, 2021Oct 27, 2026
Price13-week MA26-week MASSE Composite
5-Year HighCN¥753.54Feb 13, 2026
5-Year LowCN¥81.35Apr 25, 2022
Annualized Return+11.5%
Max Drawdown−62.4%

If you had invested CN¥10,000 5 years ago, it would be worth CN¥17,186 today (+71.9%).Price change only; dividends and fees are not included.

Over the same period the SSE Composite moved +4.5%, while this stock moved +71.9%.

Yearly Closes

YearYear-End CloseYearly %
2026 (YTD)CN¥301.78−40.1%
2025CN¥503.79―
CN¥753.54CN¥81.35Jul 6, 2020Oct 27, 2026
Price1-year MA2-year MASSE Composite
All-Time HighCN¥753.54Feb 2026
All-Time LowCN¥81.35Apr 2022
Total Change−10.7%vs Jul 2020
Annualized Return−1.8%

If you had invested CN¥10,000 in Jul 2020, it would be worth CN¥8,927 today (−10.7%).Price change only; dividends and fees are not included.

Over the same period the SSE Composite moved +10.2%, while this stock moved −10.7%.

Yearly Closes

YearYear-End CloseYearly %
2026 (YTD)CN¥301.78−40.1%
2025CN¥503.79+94.0%
2024CN¥259.75+103.1%
2023CN¥127.90+25.6%
2022CN¥101.85−41.3%
2021CN¥173.40−26.4%
2020CN¥235.68―

Daily, weekly and monthly closes (Yahoo! Finance, split-adjusted, dividends excluded). "All" covers the range Yahoo provides (from Jul 2020). Please check the latest prices before trading.

Posts

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No.7 Disclosure 2026/10/23 09:00
関連当事者取引
国元证券股份有限公司关于科大国盾量子技术股份有限公司日常关联交易事项的核查意见

📄 Open the filing

Delete
No.6 Disclosure 2026/10/23 09:00
取締役会決議
第四届董事会第三十次会议决议公告

📄 Open the filing

Delete
No.5 Disclosure 2026/10/23 09:00
株主総会の招集
关于召开2026年第四次临时股东会的通知

📄 Open the filing

Delete
No.4 Disclosure 2026/10/23 09:00
第3四半期報告
国盾量子：2026年第三季度报告

📄 Open the filing

Delete
No.3 Disclosure 2026/10/23 09:00
変更届
关于变更内部审计负责人的公告

📄 Open the filing

Delete
No.2 Disclosure 2026/10/23 09:00
関連当事者取引
关于日常关联交易的公告

📄 Open the filing

Delete
No.1 Disclosure 2026/09/16 09:00
決算説明会
关于召开2026年半年度业绩说明会的公告

📄 Open the filing

Delete

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