Core Insights - The total margin financing balance of the ChiNext market reached 494.73 billion yuan, marking an increase for six consecutive trading days, with a cumulative increase of 25.27 billion yuan during this period [1][2]. Margin Financing Balance and Changes - As of September 12, 2025, the total margin financing balance was 496.36 billion yuan, with an increase of 2.22 billion yuan from the previous trading day. The financing balance specifically was 494.73 billion yuan, which increased by 2.25 billion yuan [1][2]. - The number of stocks with increased financing balances was 465, with 62 stocks seeing increases exceeding 20%. The stock with the highest increase was XianDao Intelligent, with a financing balance of 5.45 billion yuan, reflecting a 198.84% increase [2][3]. - Conversely, 479 stocks experienced a decrease in financing balances, with 73 stocks seeing declines greater than 10%. The largest decrease was observed in Qide New Materials, with a financing balance of 141 million yuan, down 35.28% [2][3]. Individual Stock Performance - Among the stocks with significant increases in financing balances, the top performers included: - XianDao Intelligent: 5.45 billion yuan, up 198.84% - Shannon Chip Creation: 2.04 billion yuan, up 122.86% - Songsheng Co.: 124 million yuan, up 64.74% [3][4]. - Stocks with notable decreases included: - Qide New Materials: 141 million yuan, down 35.28% - Weikang Pharmaceutical: 34.59 million yuan, down 32.64% - Xin Xun Da: 141 million yuan, down 29.14% [3][4]. Market Performance - Stocks with financing balance increases exceeding 20% averaged a rise of 15.18%, outperforming the ChiNext index. The top gainers included Shannon Chip Creation, Dazhu CNC, and Xiechuang Data, with increases of 85.36%, 44.82%, and 44.06%, respectively [5]. - The largest increases in financing balances by amount were: - Sunshine Power: 11.13 billion yuan, up 3.73 billion yuan - XianDao Intelligent: 5.45 billion yuan, up 3.62 billion yuan - New Yisheng: 15.84 billion yuan, up 2.23 billion yuan [5].

| 行业 | 最新融资余额（亿元） | 融资余额增加额（亿元） | 增幅（%） | | --- | --- | --- | --- | | 电力设备 | 1889.97 | 209.84 | 12.49 | | 电子 | 3215.30 | 190.25 | 6.29 | | 有色金属 | 1102.00 | 76.98 | 7.51 | | 通信 | 1030.77 | 61.72 | 6.37 | | 计算机 | 1784.50 | 44.23 | 2.54 | | 机械设备 | 1238.74 | 40.63 | 3.39 | | 非银金融 | 1855.38 | 38.41 | 2.11 | | 医药生物 | 1628.58 | 15.19 | 0.94 | | 银行 | 739.29 | 8.88 | 1.22 | | 基础化工 | 913.98 | 8.35 | 0.92 | | 家用电器 | 333.39 | 7.01 | 2.15 | | 商贸零售 | 251.78 | 5.31 | 2.15 | | 房地产 | 335.72 | 5.05 | 1.53 | | 汽车 | 1179.50 | ...

过去一周（9月8日—9月12日），三大股指集体上涨。截至9月12日收盘，上证指数周涨幅1.52%，报 3870.60点；深证成指周涨幅2.65%，报12924.13点；创业板指周涨幅2.10%，报3020.42点。 具体来看，约63%的个股周内实现上涨，157股周涨超15%，20股跌幅超15%。元件、电机、电子、自 动化设备、养殖业等板块涨幅居前，光伏设备、休闲食品、化学制药、风电设备、专业连锁等板块跌幅 居前。 哪些个股领涨？哪些个股领跌？21投资通每周持续为你透视。 存储价格有望续涨，最牛股香农芯创周涨超70% 本期牛股榜中，香农芯创（300475.SZ）以71.74%的周涨幅夺魁，首开股份（600376.SH）以56.98%的 涨幅位居第二，淳中科技（603516.SH）、青山纸业（600103.SH）周涨幅均超50%。本期牛股榜十只个 股过去一周累计涨幅均超过37%。 值得关注的是，本周半导体板块再度爆发，半导体指数（中证全指二级）以近7%的周涨幅领涨行业。 最牛股香农芯创属于芯片概念： 公开资料显示，公司主营业务是半导体产业链，主要产品是集成电路（含存储器）、洗衣机减速器及配 件等。 近期，存储行业 ...

跌幅榜中，本周累计下跌的个股中，62股跌幅在10%以上，宏裕包材、安正时尚、华光环能和中环海陆 等8股累计均跌超20%。 本周涨超30%的个股中，按所属行业统计，计算机和电子行业个股居多，均有3股上榜。 Wind数据显示，本周共有21只个股涨幅30%。存储芯片概念股香农芯创本周累计涨幅达71.74%居首。 此外，首开股份、淳中科技、青山纸业本周累计涨幅均在50%以上。 ...

Group 1 - The company's stock experienced an abnormal trading fluctuation, with a cumulative closing price increase exceeding 30% over three consecutive trading days (September 10, 11, and 12, 2025) [2] - The board of directors confirmed that there were no undisclosed significant matters that could impact the stock price, and no recent changes in the company's operational situation or external environment [2][3] - The company conducted inquiries with major stakeholders and found no violations of fair information disclosure regulations [2][3] Group 2 - The company held its first extraordinary general meeting of shareholders on September 12, 2025, with a total of 276 shareholders present, representing 250,491,626 shares, which is 54.0116% of the total voting shares [9][14] - The meeting approved the 2025 semi-annual profit distribution plan, with 99.9883% of the votes in favor [17] - Legal opinions were provided by Anhui Chengyi Law Firm, confirming that the meeting's procedures and resolutions were in compliance with legal and regulatory requirements [17]

Group 1 - The storage chip sector saw a rise of 2.76%, ranking third among concept sectors, with 85 stocks increasing, including Jingzhida which hit the daily limit up by 20% [1] - Leading stocks in the storage chip sector included Zhaoyi Innovation, Demingli, and Xiangnan Chip Creation, with increases of 14.45%, 14.13%, and 14.10% respectively [1][2] - The sector experienced a net inflow of 1.89 billion yuan, with 54 stocks receiving net inflows, and 8 stocks exceeding 100 million yuan in net inflow [2] Group 2 - The top net inflow stock was Zhaoyi Innovation, with a net inflow of 1.266 billion yuan, followed by Demingli, Beijing Junzheng, and Xiangnan Chip Creation with net inflows of 337 million yuan, 245 million yuan, and 239 million yuan respectively [2] - In terms of net inflow ratio, Demingli, Blue Arrow Electronics, and Dwei Co. led with ratios of 18.67%, 12.52%, and 12.46% respectively [3] - The trading volume and turnover rates for leading stocks in the storage chip sector were significant, with Zhaoyi Innovation showing a turnover rate of 10.67% and a price increase of 7.21% [3]

Market Overview - The ChiNext Index fell by 1.09%, closing at 3020.42 points, with a total trading volume of 680.31 billion yuan, a decrease of 23.946 billion yuan from the previous trading day [1] - Among the tradable ChiNext stocks, 451 stocks closed higher, with 11 stocks rising over 10%, while 914 stocks closed lower, including 2 stocks that fell over 10% [1] Trading Activity - The average turnover rate for the ChiNext today was 4.71%, with 34 stocks having a turnover rate exceeding 20% [1] - C Aifenda, a newly listed stock, had the highest turnover rate at 57.05%, closing down by 11.68% with a trading volume of 629 million yuan [1][2] - Other notable stocks with high turnover rates included Beifang Changlong (45.75% turnover, +10.09% change) and Xiaocheng Technology (44.99% turnover, +3.65% change) [1] Institutional Activity - Seven high turnover ChiNext stocks appeared on the Dragon and Tiger List, indicating institutional trading activity [3] - Jin Xin Nuo saw a net institutional buy of 69.5587 million yuan, while Electric Alloy had a net buy of 11.7638 million yuan from four institutional seats [3] Fund Flow - Among high turnover stocks, 20 experienced net inflows from main funds, with Electric Alloy and Xiangnong Xinchuan both seeing net inflows of 239 million yuan [4] - Conversely, Jin Xin Nuo had the highest net outflow at 270 million yuan, followed by Nandu Power and New Han New Materials [4] Performance Summary - C Aifenda is projected to have a net profit of 99 million yuan, reflecting a year-on-year increase of 14.72% [4] - The stocks with the highest daily gains included Electric Alloy (+20.00%) and Xiangnong Xinchuan (+14.45%) [2][4]

新华财经上海9月12日电（谈瑞、周子涵）本周A股市场，新华出海TMT指数成份股香农芯创（300475）股价走势极为强势，截至9月12日 收盘，其股价周内涨幅高达71.74%，收盘价报73.83元，总市值飙升至342.40亿元，创下历史新高。如此强劲的股价表现，背后是存储行 业景气度持续向上，也从侧面印证了中国电子元器件产业稳步发展的历史进程。 香农芯创聚焦高端存储领域，电子元器件产品分销目前为公司的主要收入来源。公司具备数据存储器、控制芯片、模组等电子元器件产 品提供能力，产品广泛应用于云计算存储（数据中心服务器）、手机等领域。 从业绩数据来看，香农芯创2025年半年度营业收入达到171.23亿元，同比大幅增长119.35%；归属于上市公司股东的净利润为1.58亿元， 同比增长0.95%。 | 指数简称 | 指数点位 | 本周涨跌幅 | 涨跌平 | 指数上行 | 日均指数 | 最近１年 | | --- | --- | --- | --- | --- | --- | --- | | | | | 天数比 | 主要贡献行业 | 换手率 | 收益 | | 新华制造出海 50 | 2981.49 | 1.40% | 2 ...

证券代码：300475 证券简称：香农芯创 公告编号：2025-070 香农芯创科技股份有限公司 2025 年第一次临时股东大会决议公告 本公司及董事会全体成员保证信息披露的内容真实、准确和完整，没有虚 假记载、误导性陈述或重大遗漏。 1、本次股东大会无否决议案的情形； 2、本次股东大会不涉及变更前次股东大会决议。 特别提示： 一、会议通知 香农芯创科技股份有限公司（以下简称"公司"）董事会于 2025 年 8 月 27 日在《证券时报》、《证券日报》、《中国证券报》、《上海证券报》和巨潮资 讯网（http://www.cninfo.com.cn）上刊登了《关于召开 2025 年第一次临时股 东大会的通知》（公告编号：2025-064）。 二、会议召开和出席情况 （一）会议召开情况 1、现场会议召开时间：2025 年 9 月 12 日 14:50。 网络投票时间：2025 年 9 月 12 日 9:15 至 15:00。其中，通过深圳证券交易 所交易系统进行网络投票的具体时间为2025年9月12日9:15-9:25、9:30-11:30 和 13:00-15:00；通过深圳证券交易所互联网投票系统进行网络投票 ...

证券代码：300475 证券简称：香农芯创 公告编号：2025-071 香农芯创科技股份有限公司 股票交易异常波动公告 本公司及董事会全体成员保证信息披露内容的真实、准确和完整，没有虚假记载、 误导性陈述或重大遗漏。 一、股票交易异常波动的情况介绍 香农芯创科技股份有限公司（以下简称"公司"或"本公司"，证券简称：香农芯 创，证券代码：300475）股票连续三个交易日内（2025 年 9 月 10 日、2025 年 9 月 11 日、2025 年 9 月 12 日）收盘价格涨幅偏离值累计超过 30%，根据《深圳证券交易所交 易规则》的有关规定，属于股票交易异常波动的情况。 1、公司前期披露的信息不存在需要更正、补充之处； 2、公司未发现近期公共传媒报道了可能或者已经对公司股票交易价格产生较大影 响的未公开的重大信息； 3、近期公司经营情况及内外部经营环境未发生重大变化； 4、公司、控股股东及实际控制人不存在关于公司的应披露而未披露的重大事项， 或处于筹划阶段的重大事项； 5、公司控股股东、实际控制人在股票异常波动期间不存在买卖公司股票的情形； 6、公司不存在违反公平信息披露规定的其他情形。 三、是否存在应披露 ...