002491 通鼎互联
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龙虎榜 | 近5亿资金疯抢德明利,南京帮1.6亿逆势出逃!温州帮狂买英唐智控近2亿
格隆汇 · 04-10
龙虎榜 | 近5亿资金疯抢德明利,南京帮1.6亿逆势出逃!温州帮狂买英唐智控近2亿
4月9日通鼎互联(002491)龙虎榜数据:机构净买入1681.53万元,北向资金净买入1.83亿元
证券之星 · 04-09
4月9日通鼎互联(002491)龙虎榜数据:机构净买入1681.53万元,北向资金净买入1.83亿元
公告精选︱中科蓝讯:2025年净利润同比增长371.66% 拟10送4.8派20元;通鼎互联:用于数据中心的光纤产品比重较小
格隆汇 · 04-08
公告精选︱中科蓝讯:2025年净利润同比增长371.66% 拟10送4.8派20元;通鼎互联:用于数据中心的光纤产品比重较小
通鼎互联:光纤产品短期价格波动的可持续性具有不确定性
新京报 · 04-08
通鼎互联:光纤产品短期价格波动的可持续性具有不确定性
通鼎互联最新公告:股票交易异常波动经营情况正常
证券之星 · 04-08
通鼎互联最新公告:股票交易异常波动经营情况正常
4月3日通鼎互联(002491)涨停分析:光缆集采+储能消防+产业链延伸驱动
证券之星 · 04-08
4月3日通鼎互联(002491)涨停分析:光缆集采+储能消防+产业链延伸驱动
4月7日通鼎互联(002491)龙虎榜数据:机构净卖出1.24亿元
证券之星 · 04-07
4月7日通鼎互联(002491)龙虎榜数据:机构净卖出1.24亿元
异动快报:通鼎互联(002491)4月7日9点55分触及涨停板
证券之星 · 04-07
异动快报:通鼎互联(002491)4月7日9点55分触及涨停板
异动快报:通鼎互联(002491)3月24日9点48分触及涨停板
证券之星 · 03-24
异动快报:通鼎互联(002491)3月24日9点48分触及涨停板
通鼎互联(002491)披露控股股东股份解除质押及再质押公告,3月13日股价下跌1.4%
证券之星 · 03-13
通鼎互联(002491)披露控股股东股份解除质押及再质押公告,3月13日股价下跌1.4%
3月6日通鼎互联(002491)龙虎榜数据:机构净卖出2782.21万元,北向资金净买入318.94万元
证券之星 · 03-06
3月6日通鼎互联(002491)龙虎榜数据:机构净卖出2782.21万元,北向资金净买入318.94万元
股市必读:通鼎互联(002491)登3月4日交易所龙虎榜
证券之星 · 03-05
股市必读:通鼎互联(002491)登3月4日交易所龙虎榜
通鼎互联(002491)披露股票交易异常波动公告,3月3日股价上涨9.98%
中金财经 · 03-03
通鼎互联(002491)披露股票交易异常波动公告,3月3日股价上涨9.98%
公告精选︱佰维存储:预计1月-2月实现净利润同比增加921.77%至1086.13%;通鼎互联:公司用于数据中心的光纤产品比重较小
格隆汇 · 03-03
公告精选︱佰维存储:预计1月-2月实现净利润同比增加921.77%至1086.13%;通鼎互联:公司用于数据中心的光纤产品比重较小
通鼎互联最新公告:用于数据中心的光纤产品比重较小目前不从事CPO相关业务
证券之星 · 03-03
通鼎互联最新公告:用于数据中心的光纤产品比重较小目前不从事CPO相关业务
3月3日通鼎互联(002491)龙虎榜数据:机构净买入1373.39万元,北向资金净卖出1.73亿元
证券之星 · 03-03
3月3日通鼎互联(002491)龙虎榜数据:机构净买入1373.39万元,北向资金净卖出1.73亿元
2月2日通鼎互联(002491)涨停分析:治理升级、主业聚焦驱动
证券之星 · 03-03
2月2日通鼎互联(002491)涨停分析:治理升级、主业聚焦驱动
异动快报:通鼎互联(002491)3月3日9点39分触及涨停板
证券之星 · 03-03
异动快报:通鼎互联(002491)3月3日9点39分触及涨停板
3月2日通鼎互联(002491)龙虎榜数据:机构净卖出1.86亿元,北向资金净卖出2518.9万元
证券之星 · 03-02
3月2日通鼎互联(002491)龙虎榜数据:机构净卖出1.86亿元,北向资金净卖出2518.9万元
异动快报:通鼎互联(002491)2月26日9点42分触及涨停板
证券之星 · 02-26
异动快报:通鼎互联(002491)2月26日9点42分触及涨停板
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公司概况
公司名称:
通鼎互联信息股份有限公司
所属行业:
电气机械和器材制造业
上市日期:
2010-10-21
主营业务:
通鼎互联信息股份有限公司的主营业务是光电通信业务、网络安全业务。公司的主要产品是光纤预制棒、光纤、光缆、通信电缆、电力电缆、SDN 设备、ODN 设备、存储及服务器设备、大数据采集及分析设备、DPI 设备、IDC/ISP 信息安全管理系统、安全态势感知系统、WiFi/电子围栏、临侦设备、安检/环境/城市生命线等城市安全管控系统、各类安全服务。公司被认定为高新技术企业,被科技部认定为国家火炬计划重点高新技术企业。公司拥有 4个国家级、9个省级研发平台,成立了国家级博士后科研工作站、国家级企业技术中心、省级光通信材料重点实验室等平台,公司与高等院校、科研机构、设计院等建立了广泛的产学研合作。持续的研发投入形成了大量的专利成果,截至2024年底,公司拥有授权专利575项,其中发明专利311项。本年度获得授权新专利64项,其中发明专利49项。本年度公司共申请新专利80项,其中发明专利57项。截止2024年底,公司先后参与起草相关标准225项,其中国际标准1项、国家标准35项、国家军用标准9项、行业标准124项。
发行价格:
14.50
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17:13","pubTimestamp":1775725987,"startTime":"0","endTime":"0","summary":"证券之星消息,沪深交易所2026年4月9日公布的交易公开信息显示,通鼎互联因日振幅值达到15%的前5只证券,日换手率达到20%的前5只证券登上龙虎榜。此次是近5个交易日内第3次上榜。截至2026年4月9日收盘,通鼎互联报收于16.14元,上涨6.18%,换手率32.24%,成交量379.24万手,成交额57.49亿元。从龙虎榜公布的当日买卖数据来看,机构合计净买入1681.53万元,北向资金合计净买入1.83亿元。深股通专用、沪股通专用为北向资金的交易席位。","market":"fut","thumbnail":null,"type":0,"news_type":0,"thumbnails":[],"rights":null,"property":[],"language":"zh","translate_title":"","themeId":null,"theme_name":"","theme_type":"","isJumpTheme":false,"source_url":"https://stock.stockstar.com/RB2026040900027222.shtml","is_publish_highlight":false,"source_rank":0,"column":"","sentiment":"1","news_top_title":null,"news_tag":"","news_rank":0,"length":0,"strategy_id":0,"source":"stockstar","symbols":["BK0070","BK0090","BK0148","BK0224","002491","BK0077"],"isVideo":false,"video":null,"gpt_icon":0},{"id":"2625947068","title":"公告精选︱中科蓝讯:2025年净利润同比增长371.66% 拟10送4.8派20元;通鼎互联:用于数据中心的光纤产品比重较小","url":"https://stock-news.laohu8.com/highlight/detail?id=2625947068","media":"格隆汇","labels":[],"top":-1,"itemType":null,"share":"https://www.laohu8.com/m/news/2625947068?lang=zh_cn&edition=full","pubTime":"2026-04-08 22:24","pubTimestamp":1775658278,"startTime":"0","endTime":"0","summary":"四会富仕:拟定增募资不超过9.5亿元","market":"fut","thumbnail":"https://img7.gelonghui.com/column/2/111.png?guru_height=540&guru_width=375","type":0,"news_type":0,"thumbnails":["https://img7.gelonghui.com/column/2/111.png?guru_height=540&guru_width=375"],"rights":null,"property":["earning"],"language":"zh","translate_title":"","themeId":null,"theme_name":"","theme_type":"","isJumpTheme":false,"source_url":"https://www.gelonghui.com/p/4341679","is_publish_highlight":false,"source_rank":0,"column":"","sentiment":"1","news_top_title":null,"news_tag":"","news_rank":0,"length":0,"strategy_id":0,"source":"gelonghui_highlight","symbols":["BLOK","002491","DTCR","688332"],"isVideo":false,"video":null,"gpt_icon":0},{"id":"2625994594","title":"通鼎互联:光纤产品短期价格波动的可持续性具有不确定性","url":"https://stock-news.laohu8.com/highlight/detail?id=2625994594","media":"新京报","labels":[],"top":-1,"itemType":null,"share":"https://www.laohu8.com/m/news/2625994594?lang=zh_cn&edition=full","pubTime":"2026-04-08 19:37","pubTimestamp":1775648220,"startTime":"0","endTime":"0","summary":"新京报贝壳财经讯 4月8日,通鼎互联发布异动公告,公司注意到近期市场对光纤光缆产品价格波动及数据中心光纤产品需求增长的关注度较高,光纤产品短期价格波动的可持续性具有不确定性,对公司未来业绩的影响需结合未来市场环境及公司业务开展情况进行综合判断,同样存在不确定性。公司用于数据中心的光纤产品比重较小,敬请广大投资者注意投资风险,理性决策,审慎投资。编辑 王进雨","market":"sh","thumbnail":"https://media.bjnews.com.cn/cover/2026/04/08/5706026630040858114.jpg?x-oss-process=image/resize,m_lfit,w_365/quality,q_80","type":0,"news_type":0,"thumbnails":["https://media.bjnews.com.cn/cover/2026/04/08/5706026630040858114.jpg?x-oss-process=image/resize,m_lfit,w_365/quality,q_80"],"rights":{"source":"highlight_bjnews","url":"https://www.bjnews.com.cn/detail/1775647103129111.html","rn_cache_url":null,"customStyle":"handleCustomStyle(customStyle, ThemeStyle, getFont(fontSize))","selectors":"#main .nleft","filters":".ntit, .attitude","directOrigin":true},"property":[],"language":"zh","translate_title":"","themeId":null,"theme_name":"","theme_type":"","isJumpTheme":false,"source_url":"https://www.bjnews.com.cn/detail/1775647103129111.html","is_publish_highlight":false,"source_rank":0,"column":"","sentiment":"0","news_top_title":null,"news_tag":"","news_rank":0,"length":0,"strategy_id":0,"source":"highlight_bjnews","symbols":["BK0090","BK0077","BK0070","BK0224","002491","BK0148"],"isVideo":false,"video":null,"gpt_icon":0},{"id":"2625917471","title":"通鼎互联最新公告:股票交易异常波动经营情况正常","url":"https://stock-news.laohu8.com/highlight/detail?id=2625917471","media":"证券之星","labels":[],"top":-1,"itemType":null,"share":"https://www.laohu8.com/m/news/2625917471?lang=zh_cn&edition=full","pubTime":"2026-04-08 17:53","pubTimestamp":1775642020,"startTime":"0","endTime":"0","summary":"通鼎互联公告称,公司股票于4月3日、7日、8日连续三个交易日收盘价格涨幅偏离值累计超过20%,属于股票交易异常波动。经核实,公司前期披露信息无需更正,未发现对股价产生较大影响的未公开重大信息,目前经营情况正常,内外部经营环境未发生重大变化。公司及控股股东、实际控制人不存在应披露而未披露的重大事项,控股股东及实控人在异常波动期间未买卖公司股票。","market":"fut","thumbnail":null,"type":0,"news_type":0,"thumbnails":[],"rights":null,"property":[],"language":"zh","translate_title":"","themeId":null,"theme_name":"","theme_type":"","isJumpTheme":false,"source_url":"https://stock.stockstar.com/RB2026040800028215.shtml","is_publish_highlight":false,"source_rank":0,"column":"","sentiment":"0","news_top_title":null,"news_tag":"","news_rank":0,"length":0,"strategy_id":0,"source":"stockstar","symbols":["BK0077","BK0070","BK0090","002491","BK0224","BK0148"],"isVideo":false,"video":null,"gpt_icon":0},{"id":"2625991576","title":"4月3日通鼎互联(002491)涨停分析:光缆集采+储能消防+产业链延伸驱动","url":"https://stock-news.laohu8.com/highlight/detail?id=2625991576","media":"证券之星","labels":["corporation"],"top":-1,"itemType":null,"share":"https://www.laohu8.com/m/news/2625991576?lang=zh_cn&edition=full","pubTime":"2026-04-08 15:45","pubTimestamp":1775634321,"startTime":"0","endTime":"0","summary":"证券之星消息,通鼎互联4月8日涨停收盘,收盘价15.2元。今日通鼎互联涨停的可能因素有:中国移动2026–2027年特种光缆集采以18.85%份额位居第一;建成‘预制棒—光纤—光缆—设备’全链条,深度服务三大运营商、国家电网及铁路;切入储能消防领域,为新型储能系统提供解决方案;战略延伸至电子材料上游并参股固态电池企业屹锂新能源;资产结构持续优化,出售参股股权回笼资金聚焦主业。","market":"sh","thumbnail":null,"type":0,"news_type":0,"thumbnails":[],"rights":null,"property":[],"language":"zh","translate_title":"","themeId":null,"theme_name":"","theme_type":"","isJumpTheme":false,"source_url":"https://stock.stockstar.com/RB2026040800020085.shtml","is_publish_highlight":false,"source_rank":0,"column":"","sentiment":"1","news_top_title":null,"news_tag":"corporation","news_rank":0,"length":0,"strategy_id":0,"source":"stockstar","symbols":["BK0148","BK0070","002491","BK0090","BK0077","BK0224"],"isVideo":false,"video":null,"gpt_icon":0},{"id":"2625093668","title":"4月7日通鼎互联(002491)龙虎榜数据:机构净卖出1.24亿元","url":"https://stock-news.laohu8.com/highlight/detail?id=2625093668","media":"证券之星","labels":[],"top":-1,"itemType":null,"share":"https://www.laohu8.com/m/news/2625093668?lang=zh_cn&edition=full","pubTime":"2026-04-07 17:13","pubTimestamp":1775553237,"startTime":"0","endTime":"0","summary":"证券之星消息,沪深交易所2026年4月7日公布的交易公开信息显示,通鼎互联因日涨幅偏离值达到7%的前5只证券登上龙虎榜。此次是近5个交易日内第2次上榜。截至2026年4月7日收盘,通鼎互联报收于13.82元,上涨10.03%,换手率15.6%,成交量183.58万手,成交额25.01亿元。从龙虎榜公布的当日买卖数据来看,机构合计净卖出1.24亿元。","market":"hk","thumbnail":null,"type":0,"news_type":0,"thumbnails":[],"rights":null,"property":[],"language":"zh","translate_title":"","themeId":null,"theme_name":"","theme_type":"","isJumpTheme":false,"source_url":"https://stock.stockstar.com/RB2026040700024116.shtml","is_publish_highlight":false,"source_rank":0,"column":"","sentiment":"-1","news_top_title":null,"news_tag":"","news_rank":0,"length":0,"strategy_id":0,"source":"stockstar","symbols":["002491","BK0148","BK0224","BK0090","BK0077","BK0070"],"isVideo":false,"video":null,"gpt_icon":0},{"id":"2625851009","title":"异动快报:通鼎互联(002491)4月7日9点55分触及涨停板","url":"https://stock-news.laohu8.com/highlight/detail?id=2625851009","media":"证券之星","labels":[],"top":-1,"itemType":null,"share":"https://www.laohu8.com/m/news/2625851009?lang=zh_cn&edition=full","pubTime":"2026-04-07 10:05","pubTimestamp":1775527540,"startTime":"0","endTime":"0","summary":"证券之星4月7日盘中消息,9点55分通鼎互联触及涨停板。其所属行业通信设备目前上涨。领涨股为大富科技。该股为光纤概念,光通信,网络安全概念热股,当日光纤概念概念上涨2.4%,光通信概念上涨1.72%,网络安全概念上涨1.36%。4月3日的资金流向数据方面,主力资金净流入1.94亿元,占总成交额7.29%,游资资金净流出1.2亿元,占总成交额4.52%,散户资金净流出7369.07万元,占总成交额2.77%。","market":"fut","thumbnail":null,"type":0,"news_type":0,"thumbnails":[],"rights":null,"property":[],"language":"zh","translate_title":"","themeId":null,"theme_name":"","theme_type":"","isJumpTheme":false,"source_url":"https://stock.stockstar.com/RB2026040700007129.shtml","is_publish_highlight":false,"source_rank":0,"column":"","sentiment":"2","news_top_title":null,"news_tag":"","news_rank":0,"length":0,"strategy_id":0,"source":"stockstar","symbols":["BK0090","002491","BK0148","BK0070","BK0224","BK0077"],"isVideo":false,"video":null,"gpt_icon":0},{"id":"2621510031","title":"异动快报:通鼎互联(002491)3月24日9点48分触及涨停板","url":"https://stock-news.laohu8.com/highlight/detail?id=2621510031","media":"证券之星","labels":[],"top":-1,"itemType":null,"share":"https://www.laohu8.com/m/news/2621510031?lang=zh_cn&edition=full","pubTime":"2026-03-24 09:50","pubTimestamp":1774317058,"startTime":"0","endTime":"0","summary":"证券之星3月24日盘中消息,9点48分通鼎互联触及涨停板。其所属行业通信设备目前上涨。领涨股为菲菱科思。该股为光纤概念,军民融合,高铁轨交概念热股,当日光纤概念概念上涨2.39%,军民融合概念上涨2.27%,高铁轨交概念上涨1.95%。3月23日的资金流向数据方面,主力资金净流出7447.27万元,占总成交额7.53%,游资资金净流出1734.64万元,占总成交额1.75%,散户资金净流入9181.9万元,占总成交额9.28%。","market":"hk","thumbnail":null,"type":0,"news_type":0,"thumbnails":[],"rights":null,"property":[],"language":"zh","translate_title":"","themeId":null,"theme_name":"","theme_type":"","isJumpTheme":false,"source_url":"https://stock.stockstar.com/RB2026032400009556.shtml","is_publish_highlight":false,"source_rank":0,"column":"","sentiment":"2","news_top_title":null,"news_tag":"","news_rank":0,"length":0,"strategy_id":0,"source":"stockstar","symbols":["BK0224","BK0148","BK0090","BK0077","002491","BK0070"],"isVideo":false,"video":null,"gpt_icon":0},{"id":"2619132115","title":"通鼎互联(002491)披露控股股东股份解除质押及再质押公告,3月13日股价下跌1.4%","url":"https://stock-news.laohu8.com/highlight/detail?id=2619132115","media":"证券之星","labels":["shareholding"],"top":-1,"itemType":null,"share":"https://www.laohu8.com/m/news/2619132115?lang=zh_cn&edition=full","pubTime":"2026-03-13 22:40","pubTimestamp":1773412828,"startTime":"0","endTime":"0","summary":"截至2026年3月13日收盘,通鼎互联报收于11.25元,较前一交易日下跌1.4%,最新总市值为138.37亿元。该股当日开盘11.36元,最高11.98元,最低11.16元,成交额达17.7亿元,换手率为13.01%。本次解除质押及新质押股份数均为10,500,000股,分别占其所持股份的2.71%、公司总股本的0.85%。截至公告日,控股股东及其一致行动人累计质押股份占其所持股份比例达91.83%。公司提示投资者注意相关风险。本次质押不会对公司生产经营、治理等产生实质性影响。","market":"fut","thumbnail":null,"type":0,"news_type":0,"thumbnails":[],"rights":null,"property":[],"language":"zh","translate_title":"","themeId":null,"theme_name":"","theme_type":"","isJumpTheme":false,"source_url":"https://stock.stockstar.com/RB2026031300041869.shtml","is_publish_highlight":false,"source_rank":0,"column":"","sentiment":"-1","news_top_title":null,"news_tag":"shareholding","news_rank":0,"length":0,"strategy_id":0,"source":"stockstar","symbols":["BK0090","002491","BK0148","BK0070","BK0224","BK0077"],"isVideo":false,"video":null,"gpt_icon":0},{"id":"2617686819","title":"3月6日通鼎互联(002491)龙虎榜数据:机构净卖出2782.21万元,北向资金净买入318.94万元","url":"https://stock-news.laohu8.com/highlight/detail?id=2617686819","media":"证券之星","labels":[],"top":-1,"itemType":null,"share":"https://www.laohu8.com/m/news/2617686819?lang=zh_cn&edition=full","pubTime":"2026-03-06 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18:20","pubTimestamp":1772533235,"startTime":"0","endTime":"0","summary":"通鼎互联(002491.SZ)发布异动公告,公司注意到近期市场对用于数据中心的光纤产品需求的增长关注度较高,截至2025年12月,公司用于数据中心的光纤产品比重较小,相关产品对公司未来业绩的影响程度存在不确定性。公司目前不从事CPO相关业务,敬请广大投资者注意投资风险。以上内容为证券之星据公开信息整理,由AI算法生成(网信算备310104345710301240019号),不构成投资建议。","market":"fut","thumbnail":null,"type":0,"news_type":0,"thumbnails":[],"rights":null,"property":[],"language":"zh","translate_title":"","themeId":null,"theme_name":"","theme_type":"","isJumpTheme":false,"source_url":"https://stock.stockstar.com/RB2026030300033637.shtml","is_publish_highlight":false,"source_rank":0,"column":"","sentiment":"0","news_top_title":null,"news_tag":"","news_rank":0,"length":0,"strategy_id":0,"source":"stockstar","symbols":["BK0224","002491","BK0090","BK0070","BK0148","BK0077"],"isVideo":false,"video":null,"gpt_icon":0},{"id":"2616343977","title":"3月3日通鼎互联(002491)龙虎榜数据:机构净买入1373.39万元,北向资金净卖出1.73亿元","url":"https://stock-news.laohu8.com/highlight/detail?id=2616343977","media":"证券之星","labels":[],"top":-1,"itemType":null,"share":"https://www.laohu8.com/m/news/2616343977?lang=zh_cn&edition=full","pubTime":"2026-03-03 17:52","pubTimestamp":1772531577,"startTime":"0","endTime":"0","summary":"证券之星消息,沪深交易所2026年3月3日公布的交易公开信息显示,通鼎互联因日涨幅偏离值达到7%的前5只证券,连续三个交易日内,涨幅偏离值累计达到20%的证券登上龙虎榜。此次是近5个交易日内第3次上榜。截至2026年3月3日收盘,通鼎互联报收于12.23元,上涨9.98%,涨停,换手率26.66%,成交量313.61万手,成交额37.79亿元。从龙虎榜公布的当日买卖数据来看,机构合计净买入1373.39万元,北向资金合计净卖出1.73亿元。","market":"sh","thumbnail":null,"type":0,"news_type":0,"thumbnails":[],"rights":null,"property":[],"language":"zh","translate_title":"","themeId":null,"theme_name":"","theme_type":"","isJumpTheme":false,"source_url":"https://stock.stockstar.com/RB2026030300032080.shtml","is_publish_highlight":false,"source_rank":0,"column":"","sentiment":"0","news_top_title":null,"news_tag":"","news_rank":0,"length":0,"strategy_id":0,"source":"stockstar","symbols":["002491","BK0224","BK0148","BK0090","BK0070","BK0077"],"isVideo":false,"video":null,"gpt_icon":0},{"id":"2616931193","title":"2月2日通鼎互联(002491)涨停分析:治理升级、主业聚焦驱动","url":"https://stock-news.laohu8.com/highlight/detail?id=2616931193","media":"证券之星","labels":["executive"],"top":-1,"itemType":null,"share":"https://www.laohu8.com/m/news/2616931193?lang=zh_cn&edition=full","pubTime":"2026-03-03 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