人民财讯9月3日电，至纯科技（603690）9月3日晚间公告，公司控股股东、实控人蒋渊计划15个交易日 后的3个月内，以大宗交易和集中竞价方式减持公司股份不超过600万股(占公司总股本的1.564%)；控股 股东之一致行动人陆龙英计划15个交易日后的3个月内，以大宗交易和集中竞价方式减持公司股份不超 过300万股(占公司总股本的0.782%)。 ...

控股股东及其一致行动人持股的基本情况 截至本公告披露日，上海至纯洁净系统科技股份有限公司（以下简称"公司"、 "至纯科技"）控股股东之一、实际控制人蒋渊女士持有公司非限售流通股 86,499,648 股,占公司目前总股本的 22.5468%；控股股东之一陆龙英女士持有公 司非限售流通股 12,500,355 股,占公司目前总股本的 3.2583%；控股股东之一共青 城尚纯科技产业投资合伙企业（有限合伙）（以下简称"尚纯投资"）持有公司非 限售流通股 15,200,640 股，占公司目前总股本的 3.9622%。控股股东蒋渊女士及 其一致行动人陆龙英女士、尚纯投资合计持有公司非限售流通股 114,200,643 股， 占公司目前总股本的 29.7673%。 减持计划的主要内容 因个人资金需求，控股股东蒋渊女士计划以大宗交易和集中竞价方式减持其 所持有的公司股份不超过 6,000,000 股，减持数量占公司总股本的比例为 1.5640%。 本次减持的实施将于本次减持计划公告披露之日起 15 个交易日后的 3 个月内进 行，减持价格按照减持实施时的市场价格确定。 因个人资金需求，控股股东之一陆龙英女士计划以大宗交易 ...

Group 1 - The controlling shareholder Jiang Yuan plans to reduce his holdings by up to 6 million shares from September 25, 2025, to December 24, 2025, which represents 1.5640% of the company's total share capital [1] - Among the planned reduction, up to 3.8364 million shares will be sold through centralized bidding, while up to 6 million shares will be sold through block trading [1] - Another shareholder, Lu Longying, intends to reduce his holdings by up to 3 million shares, accounting for 0.7820% of the total share capital, with both centralized bidding and block trading limited to 3 million shares each [1] Group 2 - Jiang Yuan and Lu Longying share a combined reduction limit: centralized bidding not exceeding 1% and block trading not exceeding 2% of the total share capital [1] - As of the announcement date, both shareholders and their concerted parties hold a total of 114 million shares, which constitutes 29.7673% of the company's total shares [1]

Group 1 - The controlling shareholder Jiang Yuan plans to reduce her holdings by up to 6 million shares, representing 1.5640% of the company's total share capital [1] - Another controlling shareholder, Lu Longying, intends to reduce her holdings by up to 3 million shares, accounting for 0.7820% of the company's total share capital [1] - Jiang Yuan and Lu Longying will share the reduction quota, with a total reduction of up to 1% of the total share capital through centralized bidding and up to 2% through block trading [1]

智通财经APP讯，至纯科技(603690.SH)公告，公司控股股东蒋渊女士计划以大宗交易和集中竞价方式 减持其所持有的公司股份不超过600万股，减持数量占公司总股本的比例为1.5640%。控股股东之一陆 龙英女士计划以大宗交易和集中竞价方式减持其所持有的公司股份不超过300万股，减持数量占公司总 股本的比例为0.7820%。 同时，控股股东蒋渊女士及其一致行动人陆龙英女士将共享减持额度，通过集中竞价方式减持公司股份 合计不超过总股本的1%，通过大宗交易方式减持公司股份合计不超过总股本的2%。 ...

Market Overview - The semiconductor sector experienced a decline of 1.67% on September 3, with Youyan New Materials leading the drop [1] - The Shanghai Composite Index closed at 3813.56, down 1.16%, while the Shenzhen Component Index closed at 12472.0, down 0.65% [1] Top Gainers in Semiconductor Sector - Chengdu Huami (688709) saw a significant increase of 14.97%, closing at 56.90 with a trading volume of 380,200 shares and a transaction value of 2.077 billion [1] - Yuanjie Technology (688498) rose by 13.01%, closing at 397.80 with a transaction value of 2.786 billion [1] - Dongwei Semiconductor (688261) increased by 12.28%, closing at 92.18 [1] Top Losers in Semiconductor Sector - Youyan New Materials (600206) fell by 7.82%, closing at 21.91 with a trading volume of 850,100 shares and a transaction value of 1.940 billion [2] - Hanwujing (688256) decreased by 5.07%, closing at 1405.00 with a transaction value of 19.901 billion [2] - Tai Lingwei (688591) dropped by 5.01%, closing at 54.00 [2] Capital Flow Analysis - The semiconductor sector experienced a net outflow of 6.014 billion from institutional investors, while retail investors saw a net inflow of 5.583 billion [2][3] - Major stocks like Tongfu Microelectronics (002156) had a net outflow of 4.02 billion from institutional investors, while retail investors had a net inflow of 2.61 billion [3] Summary of Capital Flows for Selected Stocks - Yuanjie Technology (688498) had a net inflow of 2.99 billion from retail investors, but a net outflow of 2.92 billion from institutional investors [3] - Zhi Chun Technology (603690) saw a net inflow of 2.65 billion from institutional investors, while retail investors had a net outflow of 1.82 billion [3] - Chengdu Huami (688709) had a net inflow of 95.296 million from institutional investors, with retail investors experiencing a net outflow of 15.9334 million [3]

（文章来源：证券日报） 证券日报网讯 9月2日晚间，至纯科技发布公告称，截至2025年8月末，本次已累计回购股份3，202， 480股，占公司总股本的比例为0.83%，购买的最高价为25.85元/股、最低价为23.50元/股，已支付的总 金额为8，002.16万元（不含印花税、佣金等交易费用）。 ...

Core Viewpoint - The semiconductor stocks in the A-share market have shown strong performance, with several companies experiencing significant price increases and notable year-to-date gains [1][2]. Group 1: Stock Performance - Chengdu Huami (688709) reached a 20% increase, with a total market capitalization of 37.8 billion and a year-to-date gain of 92.45% [2]. - Source Technology (688498) saw a rise of 16.48%, with a market cap of 35.2 billion and a year-to-date increase of 205.89% [2]. - Dongxin Co. (688110) increased by 13.54%, with a market value of 59.3 billion and a year-to-date gain of 438.07% [2]. - Zhichun Technology (603690) rose by 9.99%, with a market cap of 11.8 billion and a year-to-date increase of 22.55% [2]. - Changguang Huaxin (688048) experienced an 8.18% increase, with a market cap of 14.5 billion and a year-to-date gain of 111.62% [2]. - Other notable performers include Minxin Co. (688286) with a 6.46% increase, Tianyue Advanced (688234) with a 6% rise, and Tongfu Microelectronics (002156) with a 5.92% increase [1][2]. Group 2: Market Capitalization and Year-to-Date Gains - The total market capitalization of the top semiconductor stocks reflects strong investor interest, with Chengdu Huami leading at 37.8 billion and Source Technology at 35.2 billion [2]. - Year-to-date performance highlights significant growth, particularly for Dongxin Co. with a staggering 438.07% increase, indicating robust market dynamics in the semiconductor sector [2].

Group 1 - The semiconductor stocks in the A-share market have shown strong performance, with several companies hitting their daily price limits or experiencing significant gains [1] - Notable performers include Chengdu Huami, which reached a 20% increase, and Yuanjie Technology, which rose over 16% [1][2] - Other companies such as Dongxin Co., Zhichun Technology, and Jietek also experienced substantial gains, contributing to a positive trend in the semiconductor sector [1][2] Group 2 - Chengdu Huami has a total market capitalization of 37.8 billion, with a year-to-date increase of 92.45% [2] - Yuanjie Technology's market cap stands at 35.2 billion, with an impressive year-to-date increase of 205.89% [2] - Dongxin Co. has a market value of 59.3 billion and a remarkable year-to-date increase of 438.07% [2]

登录新浪财经APP 搜索【信披】查看更多考评等级 证券代码：603690 证券简称：至纯科技 公告编号：2025-079 上海至纯洁净系统科技股份有限公司 关于股份回购进展公告 本公司董事会及全体董事保证本公告内容不存在任何虚假记载、误导性陈述或者重大遗漏，并对其内容 的真实性、准确性和完整性承担法律责任。 重要内容提示： ■ 一、回购股份的基本情况 上海至纯洁净系统科技股份有限公司（以下简称"公司"）于2024年10月28日召开第五届董事会第八次会 议审议通过《关于以集中竞价交易方式回购股份方案的议案》，同意公司使用兴业银行股份有限公司上 海分行提供的专项贷款及自有资金以集中竞价交易方式回购公司已发行的部分人民币普通股股票。回购 的股份将在未来适宜时机全部用于员工持股计划或股权激励，回购价格不超过人民币33.65元/股 （含），回购资金总额不低于人民币8,000万元（含），不超过人民币16,000万元（含），回购期限自公 司董事会审议通过本次回购方案之日起12个月内。具体内容详见公司分别于2024年10月29日、2024年11 月1日在上海证券交易所网站披露的《关于以集中竞价交易方式回购股份方案的公告》（公 ...