No.24
Disclosure
2026/11/06 09:00
従業員持株
关于2024年员工持股计划预留份额第二个锁定期届满的提示性公告
关于2024年员工持股计划预留份额第二个锁定期届满的提示性公告
300691 Union Optech Co., Ltd.联合光电Shenzhen Stock Exchange
24 posts
Union Optech Co., Ltd. (300691) at a glance
Prices are from Yahoo! Finance and may be delayed. Always check the latest price before trading.
Union Optech Co., Ltd. (300691) Stock Price History
Union Optech Co., Ltd. closed at CN¥14.11 on Nov 9, 2026, −15.8% over 1 month, −18.8% over 1 year.
Price5-day MA25-day MASSE CompositeDisclosures
1-Month HighCN¥17.30Oct 13
1-Month LowCN¥12.91Oct 30
1-Week Change+1.7%vs Nov 2
1-Month Change−15.8%vs Oct 9
If you had invested CN¥10,000 1 month ago, it would be worth CN¥8,419 today (−15.8%).Price change only; dividends and fees are not included.
Over the same period the SSE Composite moved −4.3%, while this stock moved −15.8%.
Last 10 Trading Days
| Date | Close | Change | % Change |
|---|---|---|---|
| Nov 9 (Mon) | CN¥14.11 | +0.33 | +2.39% |
| Nov 6 (Fri) | CN¥13.78 | −0.54 | −3.77% |
| Nov 5 (Thu) | CN¥14.32 | +0.64 | +4.68% |
| Nov 4 (Wed) | CN¥13.68 | +0.42 | +3.17% |
| Nov 3 (Tue) | CN¥13.26 | −0.61 | −4.40% |
| Nov 2 (Mon) | CN¥13.87 | +0.96 | +7.44% |
| Oct 30 (Fri) | CN¥12.91 | −0.91 | −6.58% |
| Oct 29 (Thu) | CN¥13.82 | −1.09 | −7.31% |
| Oct 28 (Wed) | CN¥14.91 | +0.27 | +1.84% |
| Oct 27 (Tue) | CN¥14.64 | −0.49 | −3.24% |
Price5-day MA25-day MASSE CompositeDisclosures
3-Month HighCN¥21.68Sep 24
3-Month LowCN¥12.91Oct 30
1-Month Change−15.8%vs Oct 9
3-Month Change+4.2%vs Aug 7
If you had invested CN¥10,000 3 months ago, it would be worth CN¥10,329 today (+3.3%).Price change only; dividends and fees are not included.
Over the same period the SSE Composite moved −8.0%, while this stock moved +3.3%.
Last 10 Trading Days
| Date | Close | Change | % Change |
|---|---|---|---|
| Nov 9 (Mon) | CN¥14.11 | +0.33 | +2.39% |
| Nov 6 (Fri) | CN¥13.78 | −0.54 | −3.77% |
| Nov 5 (Thu) | CN¥14.32 | +0.64 | +4.68% |
| Nov 4 (Wed) | CN¥13.68 | +0.42 | +3.17% |
| Nov 3 (Tue) | CN¥13.26 | −0.61 | −4.40% |
| Nov 2 (Mon) | CN¥13.87 | +0.96 | +7.44% |
| Oct 30 (Fri) | CN¥12.91 | −0.91 | −6.58% |
| Oct 29 (Thu) | CN¥13.82 | −1.09 | −7.31% |
| Oct 28 (Wed) | CN¥14.91 | +0.27 | +1.84% |
| Oct 27 (Tue) | CN¥14.64 | −0.49 | −3.24% |
Price25-day MA75-day MASSE CompositeDisclosures
6-Month HighCN¥21.68Sep 24
6-Month LowCN¥11.78Jul 22
3-Month Change+4.2%vs Aug 7
6-Month Change−18.0%vs May 8
If you had invested CN¥10,000 6 months ago, it would be worth CN¥8,081 today (−19.2%).Price change only; dividends and fees are not included.
Over the same period the SSE Composite moved −13.6%, while this stock moved −19.2%.
Monthly Closes
| Month | Month-End Close | Monthly % |
|---|---|---|
| Nov 2026 | CN¥14.11 | +9.3% |
| Oct 2026 | CN¥12.91 | −37.2% |
| Sep 2026 | CN¥20.55 | +35.2% |
| Aug 2026 | CN¥15.20 | +20.3% |
| Jul 2026 | CN¥12.63 | −20.1% |
| Jun 2026 | CN¥15.81 | −1.4% |
| May 2026 | CN¥16.03 | −2.3% |
Price25-day MA75-day MASSE CompositeDisclosures
52-Week HighCN¥21.68Sep 24
52-Week LowCN¥11.78Jul 22
Year to Date−18.3%vs Dec 31
From 52-Week High−34.9%Sep 24
If you had invested CN¥10,000 1 year ago, it would be worth CN¥8,044 today (−19.6%).Price change only; dividends and fees are not included.
Over the same period the SSE Composite moved −9.2%, while this stock moved −19.6%.
Monthly Closes
| Month | Month-End Close | Monthly % |
|---|---|---|
| Nov 2026 | CN¥14.11 | +9.3% |
| Oct 2026 | CN¥12.91 | −37.2% |
| Sep 2026 | CN¥20.55 | +35.2% |
| Aug 2026 | CN¥15.20 | +20.3% |
| Jul 2026 | CN¥12.63 | −20.1% |
| Jun 2026 | CN¥15.81 | −1.4% |
| May 2026 | CN¥16.03 | −2.3% |
| Apr 2026 | CN¥16.40 | +7.5% |
| Mar 2026 | CN¥15.25 | −15.2% |
| Feb 2026 | CN¥17.99 | +4.8% |
| Jan 2026 | CN¥17.17 | −0.6% |
| Dec 2025 | CN¥17.27 | −0.9% |
| Nov 2025 | CN¥17.43 | −0.7% |
Price13-week MA26-week MASSE Composite
3-Year HighCN¥23.68Mar 10, 2025
3-Year LowCN¥12.01Jul 24, 2026
Annualized Return−11.0%
Max Drawdown−49.3%
If you had invested CN¥10,000 3 years ago, it would be worth CN¥7,059 today (−29.4%).Price change only; dividends and fees are not included.
Over the same period the SSE Composite moved +19.5%, while this stock moved −29.4%.
Yearly Closes
| Year | Year-End Close | Yearly % |
|---|---|---|
| 2026 (YTD) | CN¥14.11 | −18.3% |
| 2025 | CN¥17.27 | ― |
Price13-week MA26-week MASSE Composite
5-Year HighCN¥24.82Dec 6, 2021
5-Year LowCN¥10.93Apr 25, 2022
Annualized Return−10.1%
Max Drawdown−56.0%
If you had invested CN¥10,000 5 years ago, it would be worth CN¥5,887 today (−41.1%).Price change only; dividends and fees are not included.
Over the same period the SSE Composite moved +2.5%, while this stock moved −41.1%.
Yearly Closes
| Year | Year-End Close | Yearly % |
|---|---|---|
| 2026 (YTD) | CN¥14.11 | −18.3% |
| 2025 | CN¥17.27 | ― |
Price1-year MA2-year MASSE Composite
All-Time HighCN¥41.06Oct 2017
All-Time LowCN¥8.98Aug 2017
Total Change+57.2%vs Aug 2017
Annualized Return+5.0%
If you had invested CN¥10,000 in Aug 2017, it would be worth CN¥15,718 today (+57.2%).Price change only; dividends and fees are not included.
Over the same period the SSE Composite moved +8.6%, while this stock moved +57.2%.
Yearly Closes
| Year | Year-End Close | Yearly % |
|---|---|---|
| 2026 (YTD) | CN¥14.11 | −18.3% |
| 2025 | CN¥17.27 | −13.5% |
| 2024 | CN¥19.97 | −13.9% |
| 2023 | CN¥23.19 | +86.6% |
| 2022 | CN¥12.43 | −47.2% |
| 2021 | CN¥23.52 | +82.3% |
| 2020 | CN¥12.90 | −31.9% |
| 2019 | CN¥18.95 | +32.0% |
| 2018 | CN¥14.36 | −55.6% |
| 2017 | CN¥32.35 | ― |
Daily, weekly and monthly closes (Yahoo! Finance, split-adjusted, dividends excluded). "All" covers the range Yahoo provides (from Aug 2017). Please check the latest prices before trading.
Posts
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No.23
Disclosure
2026/11/04 09:00
株式対価のM&A
关于发行股份购买资产并募集配套资金暨关联交易报告书(草案)修订情况的说明
关于发行股份购买资产并募集配套资金暨关联交易报告书(草案)修订情况的说明
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No.22
Disclosure
2026/10/30 09:00
株式対価のM&A
关于深圳证券交易所并购重组审核委员会审核公司发行股份购买资产事项会议安排的公告
关于深圳证券交易所并购重组审核委员会审核公司发行股份购买资产事项会议安排的公告
Delete
No.21
Disclosure
2026/10/29 09:00
株式対価のM&A
宇威国际资产评估（深圳）有限公司关于深圳证券交易所《关于中山联合光电科技股份有限公司发行股份购买资产并募集配套资金申请的审核问询函》资产评估相关问题回复之核查意见
宇威国际资产评估（深圳）有限公司关于深圳证券交易所《关于中山联合光电科技股份有限公司发行股份购买资产并募集配套资金申请的审核问询函》资产评估相关问题回复之核查意见
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No.20
Disclosure
2026/10/29 09:00
株式対価のM&A
国投证券股份有限公司关于深圳证券交易所《关于中山联合光电科技股份有限公司发行股份购买资产并募集配套资金申请的审核问询函》的回复之专项核查意见
国投证券股份有限公司关于深圳证券交易所《关于中山联合光电科技股份有限公司发行股份购买资产并募集配套资金申请的审核问询函》的回复之专项核查意见
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No.19
Disclosure
2026/10/29 09:00
株式対価のM&A
中山联合光电科技股份有限公司关于深圳证券交易所《关于中山联合光电科技股份有限公司发行股份购买资产并募集配套资金申请的审核问询函》的回复
中山联合光电科技股份有限公司关于深圳证券交易所《关于中山联合光电科技股份有限公司发行股份购买资产并募集配套资金申请的审核问询函》的回复
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No.18
Disclosure
2026/10/29 09:00
会計監査人の選任
立信会计师事务所（特殊普通合伙）关于中山联合光电科技股份有限公司发行股份购买资产并募集配套资金申请问询函的回复说明
立信会计师事务所（特殊普通合伙）关于中山联合光电科技股份有限公司发行股份购买资产并募集配套资金申请问询函的回复说明
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No.17
Disclosure
2026/10/29 09:00
株式対価のM&A
广东信达律师事务所关于中山联合光电科技股份有限公司发行股份购买资产并募集配套资金暨关联交易的补充法律意见书（二）（修订稿）
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No.16
Disclosure
2026/10/29 09:00
株式対価のM&A
关于发行股份购买资产并募集配套资金暨关联交易报告书(草案)修订情况的说明
关于发行股份购买资产并募集配套资金暨关联交易报告书(草案)修订情况的说明
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No.15
Disclosure
2026/10/29 09:00
資産の減損
关于2026年前三季度计提资产减值准备的公告
关于2026年前三季度计提资产减值准备的公告
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No.14
Disclosure
2026/10/29 09:00
ストックオプション
关于子公司股权激励调整暨关联交易的公告
关于子公司股权激励调整暨关联交易的公告
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No.13
Disclosure
2026/10/29 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
关于召开2026年第四次临时股东会的通知
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No.12
Disclosure
2026/10/29 09:00
取締役会決議
第四届董事会第九次会议决议公告
第四届董事会第九次会议决议公告
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No.11
Disclosure
2026/10/29 09:00
四半期報告
2026年三季度报告
2026年三季度报告
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No.10
Disclosure
2026/10/20 09:00
保有株の担保差入
关于公司控股股东、实际控制人部分股份质押及解除质押的公告
关于公司控股股东、实际控制人部分股份质押及解除质押的公告
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No.9
Disclosure
2026/10/12 09:00
保有株の担保差入
关于公司控股股东、实际控制人部分股份解除质押的公告
关于公司控股股东、实际控制人部分股份解除质押的公告
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No.8
Disclosure
2026/09/29 09:00
取締役会決議
第四届董事会第12次临时会议决议公告
第四届董事会第12次临时会议决议公告
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No.7
Disclosure
2026/09/29 09:00
監査報告
东莞市长益光电股份有限公司审计报告及财务报表2024年1月1日至2026年6月30日
东莞市长益光电股份有限公司审计报告及财务报表2024年1月1日至2026年6月30日
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No.6
Disclosure
2026/09/29 09:00
財務諸表
中山联合光电科技股份有限公司审阅报告及备考合并财务报表2025年度及2026年1月至6月
中山联合光电科技股份有限公司审阅报告及备考合并财务报表2025年度及2026年1月至6月
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No.5
Disclosure
2026/09/29 09:00
株式対価のM&A
广东信达律师事务所关于中山联合光电科技股份有限公司发行股份购买资产并募集配套资金暨关联交易的补充法律意见书（五）
广东信达律师事务所关于中山联合光电科技股份有限公司发行股份购买资产并募集配套资金暨关联交易的补充法律意见书（五）
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No.4
Disclosure
2026/09/29 09:00
株式対価のM&A
关于发行股份购买资产并募集配套资金暨关联交易报告书（草案）修订说明的公告
关于发行股份购买资产并募集配套资金暨关联交易报告书（草案）修订说明的公告
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No.3
Disclosure
2026/09/23 09:00
株価の異常変動
股票交易异常波动公告
股票交易异常波动公告
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No.2
Disclosure
2026/09/15 09:00
株主総会
广东信达律师事务所关于中山联合光电科技股份有限公司2026年第三次临时股东会的法律意见书
广东信达律师事务所关于中山联合光电科技股份有限公司2026年第三次临时股东会的法律意见书
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No.1
Disclosure
2026/09/15 09:00
株主総会決議
2026年第三次临时股东会决议公告
2026年第三次临时股东会决议公告
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