证券时报·数据宝统计，截至（8月18日）收盘，沪指报3728.03点，涨31.26点，涨幅为0.85%；深成指报 11835.57点，涨200.90点，涨幅为1.73%；创业板指报2606.20点，涨71.98点，涨幅为2.84%。个股方 面，今日186只A股换手率超过20%，其中，众捷汽车、广东建科等6只个股换手率达五成以上，半数筹 码易主。（数据宝） 8月18日两市换手率居前个股一览 | 证券代码 | 证券简称 | 收盘价（元） | 换手率（%） | 涨跌幅（%） | | --- | --- | --- | --- | --- | | 301560 | 众捷汽车 | 43.42 | 59.76 | 16.00 | | 301632 | 广东建科 | 36.97 | 56.89 | -0.08 | | 301357 | 北方长龙 | 170.88 | 54.08 | 15.02 | | 832662 | 方盛股份 | 47.90 | 51.84 | 22.07 | | 301151 | 冠龙节能 | 26.26 | 50.81 | 20.02 | | 300730 | 科创信息 | 21.25 | 50.6 ...

Group 1: Weekly New Stock Performance - Two new stocks were listed last week (August 11 - August 15), with an average first-day price increase of 324.82%[2] - Both new stocks, Zhigao Machinery and Guangdong Jianke, saw first-day gains exceeding 100%[2] - There were no instances of first-day price declines among new listings last week[2] Group 2: Weekly New Stock Issuance Trends - The total amount raised from new stock issuances last week was 10.61 billion yuan, a decrease of 1.085 billion yuan compared to the previous week[3] - The number of new stocks listed last week was 2, down from 3 in the prior week[4] - The average first-day price increase for new stocks last week was significantly higher than the previous week's average of 191.43%[4] Group 3: Monthly New Stock Trends - From August 1 to August 15, there were 5 new stocks listed, raising a total of 32.06 billion yuan[9] - The average first-day price increase for new stocks during this period was 244.78%[9] - The first-day price increase range for new stocks was between 140.68% and 418.45%[9] Group 4: Upcoming New Stock Listings - One new stock, Hongyuan Co., is scheduled to be listed on August 20, with an issue price of 9.17 yuan and an issuance P/E ratio of 12.34[14] - This week, one stock, Balanshi, is available for online subscription, with an expected fundraising amount of 3.00 billion yuan[15] Group 5: Risk Considerations - New stock performance is influenced by market sentiment, and poor market conditions may adversely affect new stock issuance[16] - Newly listed stocks may experience significant price volatility due to limited liquidity and lower circulating shares[16]

证券日报网讯广东建科8月15日在互动平台回答投资者提问时表示，公司目前暂未与宇树科技开展具体 场景下的业务合作。 ...

证券日报网讯广东建科8月14日在互动平台回答投资者提问时表示，目前公司全资子公司广东建科交通 工程质量检测中心有限公司拥有公路水运工程质量检测机构资质证书，包含公路工程-甲级、公路工程- 桥梁隧道工程专项等资质。公司关注新藏铁路项目进度，持续进行市场跟踪积极寻求业务参与机会，但 存在不确定性。 ...

Group 1 - The company Guangdong Jianke (301632.SZ) has expressed interest in participating in the Xinjiang-Tibet Railway project, which involves numerous tunnels due to its high-altitude and mountainous terrain [1] - The company's wholly-owned subsidiary, Guangdong Jianke Transportation Engineering Quality Testing Center Co., Ltd., holds qualifications for highway and waterway engineering quality testing, including Class A qualifications for highway engineering and specialized qualifications for bridge and tunnel engineering [1] - The company is actively tracking the progress of the Xinjiang-Tibet Railway project and is seeking business participation opportunities, although there are uncertainties involved [1]

Market Overview - On August 13, the Shanghai Composite Index rose by 0.48%, with the total margin trading balance reaching 20,462.51 billion yuan, an increase of 11.718 billion yuan compared to the previous trading day [1] - The margin trading balance in the Shanghai market was 10,388.87 billion yuan, up by 3.431 billion yuan; in the Shenzhen market, it was 10,007.46 billion yuan, an increase of 8.254 billion yuan; and in the Beijing Stock Exchange, it was 6.618 billion yuan, up by 0.033 billion yuan [1] Industry Analysis - Among the industries classified by Shenwan, 26 industries saw an increase in margin trading balances, with the non-bank financial sector leading with an increase of 2.313 billion yuan, followed by the communication and pharmaceutical industries, which increased by 1.903 billion yuan and 1.706 billion yuan, respectively [1] Stock Performance - A total of 2,028 stocks experienced an increase in margin trading balances, accounting for 54.59% of the total, with 435 stocks showing an increase of over 5% [1] - The stock with the highest increase in margin trading balance was Xin'an Clean, with a latest balance of 8.9101 million yuan, reflecting a 100.64% increase compared to the previous trading day, and its stock price rose by 3.85% [1] - Other notable stocks with significant increases in margin trading balances included C Guangjianke and Bond Shares, with increases of 91.40% and 79.54%, respectively [1] Top Gainers and Losers - Among the top 20 stocks with the highest increase in margin trading balances, the average increase in stock prices was 8.78%, with C Guangjianke, Tongguan Copper Foil, and Jin Chengzi leading with increases of 28.20%, 20.02%, and 20.01%, respectively [2] - Conversely, the stocks with the largest declines included Meibang Technology, Geli'er, and Polijie, with declines of 1.55%, 1.18%, and 0.32%, respectively [2] Margin Trading Balance Changes - The top 20 stocks with the highest increases in margin trading balances included: - C Guangjianke: 9,514.23 million yuan, up 91.40%, with a stock price increase of 28.20% [3] - Bond Shares: 1,309.92 million yuan, up 79.54%, with no change in stock price [3] - In contrast, the stocks with the largest decreases in margin trading balances included: - Tianfangbiao: 1,087.23 million yuan, down 35.47%, with a stock price decline of 3.76% [5] - Boxin Biological: 373.22 million yuan, down 31.18%, with a stock price decline of 1.90% [5]

格隆汇8月13日｜"C广东建科"(301632.SZ)盘中成交价较开盘价首次上涨达到或超过30%，根据《深圳证 券交易所交易规则》等有关规定，本所自今日13时00分47秒起对该证券实施临时停牌，于13时10分48秒 复牌。 ...

Market Performance - The ChiNext Index rose by 1.24%, closing at 2409.40 points, with a total trading volume of 550.14 billion yuan, an increase of 14.15 billion yuan compared to the previous trading day [1] - Among the tradable ChiNext stocks, 519 stocks closed higher, with 13 stocks rising over 10%, including Yuhua Tian, Zhishang Technology, and Yangfan New Materials, which hit the daily limit [1] Turnover Rate - The average turnover rate for the ChiNext today was 4.75%, with 65 stocks having a turnover rate exceeding 20% [1] - C Guangjian Technology, a newly listed stock, had the highest turnover rate at 84.59%, closing with a gain of 418.45% and a trading volume of 1.948 billion yuan [1][2] Institutional Activity - Seven high turnover ChiNext stocks appeared on the Dragon and Tiger List, with five stocks showing institutional participation [3] - Double One Technology had four institutional seats with a total net purchase of 61.22 million yuan, while C Guangjian Technology had three institutional seats with a net sell of 21.20 million yuan [3] Capital Flow - Among high turnover stocks, 38 experienced net inflows from main funds, with C Guangjian Technology, Daily Interaction, and Zhishang Technology seeing the highest net inflows of 463.37 million yuan, 207 million yuan, and 151 million yuan, respectively [4] - Double One Technology, Wanlima, and Huijin Shares had the largest net outflows, amounting to 204 million yuan, 202 million yuan, and 200 million yuan, respectively [4] Earnings Reports - Six high turnover stocks released semi-annual reports, with Double One Technology, Feiwo Technology, and Tianyuan Dike showing significant net profit growth of 324.50%, 164.56%, and 13.97% year-on-year [4] - Nine stocks issued earnings forecasts, with six expecting profit increases, and Shuo Beid's forecasted net profit growth of 947.88% was the highest among them [4]

| 序号 | 交易营业部名称 | | 买入金额(万) | 占总成交比例 | 卖出金额(万) | | --- | --- | --- | --- | --- | --- | | | 东方财富证券股份有限公司拉萨东环路第二证券营业部 | 962次 29.52% 2 | 3068.22 | 1.57% | 713.31 | | 2 | 国金证券股份有限公司深圳分公司 | 317次 41.01% | 2646.34 | 1.36% | 135.75 | | 3 | 东方财富证券股份有限公司拉萨团结路第二证券营业部 | 607次 26.19% | 2561.79 | 1.31% | 593.71 | | ব | 东方财富证券股份有限公司拉萨东环路第一证券营业部 | 540次 25.00% | 2388.87 | 1.23% | 471.59 | | 5 | 东方财富证券股份有限公司拉萨团结路第一证券营业部 | 887次 29.20% | 2317.33 | 1.19% | 527.93 | | 卖出金额最大的前5名 | | | | | | | 류 | 交易营业部名称 | | 买入金额(万) | 占总成交比例 | 卖出金 ...

New Stock Listings - Guangdong Construction Science and Technology (301632) listed at an issue price of 6.56 on August 12, 2025[1] - China Shipbuilding Industry (600150) has a cash option declaration period from August 13 to August 15, 2025[1] - China Heavy Industry (601989) has a cash option declaration period starting August 13, 2025[1] Tender Offers and Mergers - ST Kelly (300326) has a tender offer period from July 17 to August 15, 2025[1] - Fushun Special Steel (600399) has a tender offer period from August 12 to September 10, 2025[1] - Northern Long Dragon (301357) is involved in an absorption merger announcement on August 12, 2025[1] Abnormal Fluctuations - Tibet Tourism (600749) reported severe abnormal fluctuations on July 31, 2025[1] - Aileda (300696) reported abnormal fluctuations on August 5, 2025[3] - Long-term abnormal fluctuations noted for multiple stocks including ST Suwu (600200) and ST Yatai (000691) on August 6, 2025[3]