中山大洋电机股份有限公司 证券代码：002249 证券简称： 大洋电机 公告编号： 2025-083 中山大洋电机股份有限公司 股票交易异常波动公告 3．公司近期生产经营情况正常，内外部经营环境未发生且未预计将要发生重大变 化； 4．经核查，公司不存在关于公司的应披露而未披露的重大事项，亦不存在处于筹 划阶段的重大事项； 本公司及董事会全体成员保证信息披露的内容真实、准确、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 中山大洋电机股份有限公司（以下简称"公司"）（证券简称：大洋电机，证券代 码：002249）股票连续 3 个交易日内（2025 年 9 月 12 日、2025 年 9 月 15 日、2025 年 9 月 16 日）日收盘价格涨幅偏离值累计超过 20%，根据《深圳证券交易所交易规则》 的相关规定，属于股票交易异常波动的情形。 二、公司关注并核实情况说明 针对公司股票交易异常波动情况，公司进行了自查，并向公司控股股东及实际控制 人就相关事项进行了核实，现就有关情况说明如下： 1．截至本公告披露之日，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媒体报 ...

中山大洋电机股份有限公司 证券代码：002249 证券简称： 大洋电机 公告编号： 2025-082 特此公告。 中山大洋电机股份有限公司 关于 2020 年股票期权激励计划首次授予部分股票期权 注销完成的公告 本公司及董事会全体成员保证信息披露的内容真实、准确、完整，没有 虚假记载、误导性陈述或重大遗漏。 中山大洋电机股份有限公司（以下简称"公司"）于 2025 年 9 月 11 日召开第七届 董事会第六次会议，审议通过了《关于注销 2020 年股票期权激励计划首次授予部分股 票期权的议案》。根据《上市公司股权激励管理办法》及公司《2020 年股票期权激励计 划（草案）》的相关规定，同意注销 2020 年股票期权激励计划首次授予股票期权第三 个行权期到期未行权的股票期权 201,600 份。具体内容详见公司刊载于 2025 年 9 月 12 日《中国证券报》《证券时报》《证券日报》《上海证券报》及巨潮资讯网 （http://www.cninfo.com.cn）上的《关于注销 2020 年股票期权激励计划首次授予部分股 票期权的公告》（公告编号：2025-077）。 近日，公司已向中国证券登记结算有限责任公司 ...

Core Insights - On September 16, a total of 28 stocks were identified with institutional activity, with 17 stocks showing net buying and 11 stocks showing net selling [1] Group 1: Institutional Buying - The top three stocks with the highest net buying by institutions were Hanwei Technology, Xinghui Entertainment, and Tianji Co., with net buying amounts of 179 million, 121 million, and 121 million respectively [1][2] - Other notable stocks with institutional net buying included Haoen Automotive Electric (93 million), Pushen Co. (51 million), and Hongchang Technology (42 million) [2] Group 2: Institutional Selling - The top three stocks with the highest net selling by institutions were Shoukai Co., Sanhua Intelligent Control, and Dayang Electric, with net outflow amounts of 204 million, 91 million, and 82 million respectively [1][3] - Additional stocks with significant institutional net selling included Aipelong (59 million), Xiaocheng Technology (57 million), and Wanxiang Qianchao (38 million) [3]

Market Overview - The Shanghai Composite Index rose by 0.04% on September 16, with 21 out of the 28 sectors experiencing gains, led by the comprehensive and machinery equipment sectors, which increased by 3.62% and 2.06% respectively [1] - The power equipment sector saw a modest increase of 0.29%, while the agriculture, forestry, animal husbandry, and fishery sectors, along with the banking sector, faced declines of 1.29% and 1.15% respectively [1] Capital Flow Analysis - The main capital outflow from the two markets totaled 37.426 billion yuan, with 11 sectors experiencing net inflows. The machinery equipment sector led with a net inflow of 5.508 billion yuan, followed by the computer sector, which also saw a 2.06% increase and a net inflow of 4.945 billion yuan [1] - The sectors with the highest net capital outflows included non-ferrous metals, which saw an outflow of 10.335 billion yuan, and the power equipment sector, which had an outflow of 8.913 billion yuan. Other sectors with significant outflows included banking, non-bank financials, and pharmaceutical biology [1] Power Equipment Sector Performance - In the power equipment sector, 362 stocks were tracked, with 212 stocks rising and 145 stocks declining. Eight stocks hit the daily limit up [2] - The top three stocks with the highest net inflows included Tianji Co., which saw an inflow of 685 million yuan, followed by Sunshine Power and Ocean Electric, with inflows of 574 million yuan and 372 million yuan respectively [2] - Conversely, the stocks with the highest net outflows included Xian Dao Intelligent, with an outflow of 1.094 billion yuan, followed by Yiwei Lithium Energy and Wolong Electric Drive, with outflows of 716 million yuan and 568 million yuan respectively [3]

Summary of Key Points Core Viewpoint - The stock of Dayang Electric has experienced significant trading activity, with a notable increase in both buying and selling from institutional investors and retail traders, indicating heightened market interest and volatility [2][3]. Trading Activity - Dayang Electric's stock reached a daily limit increase, with a turnover rate of 15.40% and a total transaction value of 2.763 billion yuan, showing a price fluctuation of 10.47% throughout the day [2]. - The stock was flagged by the Shenzhen Stock Exchange for a daily price deviation of 9.26%, highlighting its volatility [2]. - Institutional investors net sold 82.55 million yuan, while the Shenzhen Stock Connect saw a net purchase of 18.69 million yuan, indicating mixed sentiment among different investor groups [2]. Fund Flow - The stock saw a net inflow of 372 million yuan from major funds, with large orders contributing a net inflow of 386 million yuan, while smaller orders experienced a net outflow of 13.46 million yuan [2]. - Over the past five days, the net inflow of major funds totaled 604 million yuan, suggesting a positive trend in investor interest [2]. Margin Trading Data - As of September 15, the margin trading balance for Dayang Electric was 1.068 billion yuan, with a financing balance of 1.064 billion yuan and a securities lending balance of 3.98 million yuan [3]. - In the last five days, the financing balance increased by 152 million yuan, representing a growth of 16.68%, while the securities lending balance rose by 2.076 million yuan, marking a significant increase of 109.04% [3]. Major Trading Departments - The top trading departments included the Shenzhen Stock Connect, which was both the largest buyer and seller, with buying and selling amounts of 1.338688 billion yuan and 1.1517 billion yuan, respectively [3]. - Other notable buying departments included Guotai Junan Securities and Kaiyuan Securities, with significant buying amounts of 625.75 million yuan and 437.61 million yuan, respectively [3].

Group 1 - Sanhua Intelligent Control and Shuanghuan Transmission reached their daily limit and both achieved historical highs [1] - More than ten stocks, including Hanwei Technology, Meilixin, Dayang Electric, and Shiyun Circuit, also hit their daily limit [1]

Group 1 - Jiangsu Leili reached a new high during trading [1] - Dayang Electric achieved a limit-up increase [1] - Companies such as Zhaowei Electromechanical, Wolong Electric Drive, Fangzheng Electric, Jiangnan Yifan, and Weiguang Co. also saw significant gains [1]

Market Performance - The electric motor sector increased by 4.25% compared to the previous trading day, with Kangping Technology leading the gains [1] - The Shanghai Composite Index closed at 3861.87, up 0.04%, while the Shenzhen Component Index closed at 13063.97, up 0.45% [1] Top Gainers in Electric Motor Sector - Kangping Technology (300907) closed at 39.98, up 16.36% with a trading volume of 108,200 shares and a transaction value of 409 million [1] - Jiangsu Changli (300660) closed at 66.19, up 14.16% with a trading volume of 454,900 shares and a transaction value of 2.673 billion [1] - Dayang Electric (002249) closed at 10.34, up 10.00% with a trading volume of 2.8172 million shares and a transaction value of 2.763 billion [1] Other Notable Performers - Mingzhi Electric (603728) closed at 78.15, up 6.05% with a trading volume of 125,500 shares and a transaction value of 1.935 billion [1] - Weiguang Co., Ltd. (002801) closed at 38.15, up 5.59% with a trading volume of 77,900 shares and a transaction value of 292 million [1] Market Capital Flow - The electric motor sector saw a net inflow of 18.2663 million from institutional investors, while retail investors contributed a net inflow of 26.9 million [2] - The sector experienced a net outflow of 287 million from speculative funds [2] Individual Stock Fund Flow - Dayang Electric (002249) had a net inflow of 35.2 million from institutional investors, while it faced a net outflow of 155 million from speculative funds [3] - Zhaowei Electromechanical (003021) recorded a net inflow of 22 million from institutional investors, with a net outflow of 75.8594 million from speculative funds [3] - Kangping Technology (300907) had a net inflow of 20.174 million from institutional investors, while it faced a net outflow of 13.4122 million from speculative funds [3]

Market Overview - The A-share market experienced fluctuations but ultimately rose, with the ChiNext index initially dropping over 1% before recovering in the afternoon [1] - The total trading volume in the Shanghai and Shenzhen markets reached 2.34 trillion yuan, an increase of 64 billion yuan compared to the previous trading day [1] Index Performance - At the close, the Shanghai Composite Index rose by 0.04% to 3861.87 points, the Shenzhen Component Index increased by 0.45% to 13063.97 points, and the ChiNext Index gained 0.68% to 3087.04 points [2] Market Sentiment - Market sentiment showed a clear improvement, with more stocks rising than falling; over 3500 stocks increased in value [3] - Most industry sectors saw gains, with notable increases in the electric machinery, automotive parts, real estate services, logistics, computer equipment, diversified finance, consumer electronics, and textile and apparel sectors [3] Stock Performance - More than 3600 stocks rose, with nearly 90 stocks hitting the daily limit up [5] - The robotics sector saw significant gains, with companies like Hongchang Technology and Hanwei Technology reaching the 20% limit up, along with several others [5] Capital Flow - In terms of capital flow, sectors such as internet services, automotive parts, and general equipment saw significant net inflows, with internet services attracting a net inflow of 3.298 billion yuan [6] - Conversely, sectors like small metals, banking, and batteries experienced notable net outflows, with small metals seeing a net outflow of 5.868 billion yuan [8]

Group 1 - The humanoid robot concept is gaining traction, with companies like Shiyun Circuit reaching the daily limit increase, and others such as Jiangsu Leili, Hengshuai Co., and Hongchang Technology rising over 10% [1] - Several stocks, including Hanwei Technology, Wanxiang Qianchao, Muying Electronics, and Dayang Electric, also hit the daily limit increase previously [1] Group 2 - The Food and Beverage ETF (code: 515170) has seen a slight decline of 0.98% over the past five days, with a current market capitalization of 8.02 billion shares, an increase of 58.5 million shares, and a net outflow of 18.74 million yuan [3] - The Gaming ETF (code: 159869) has increased by 4.07% over the past five days, with a market capitalization of 5.3 billion shares, a decrease of 3 million shares, and a net inflow of 130 million yuan [3] - The Sci-Tech Semiconductor ETF (code: 588170) has risen by 1.60% over the past five days, with a market capitalization of 500 million shares, a decrease of 8 million shares, and a net outflow of 12.687 million yuan [4] - The Cloud Computing 50 ETF (code: 516630) has increased by 5.42% over the past five days, with a market capitalization of 360 million shares, a decrease of 6 million shares, and a net outflow of 4.969 million yuan [5]