证券时报·数据宝统计显示，今日可交易科创板股中，151只股收盘上涨，涨幅超过10%的有2只，涨幅 在5%至10%的有11只，收盘下跌的有432只，跌幅超10%的有1只。 科创板股换手率区间分布显示，换手率超过20%的有2只，换手率10%~20%的有4只，换手率5%~10%的 45只，换手率3%~5%的71只，换手率1%~3%的307只，换手率不足1%的有158只。 换手率最高的是汉邦科技，该股今日收盘上涨1.14%，全天换手率41.03%，成交额3.44亿元，其次是航 天南湖，该股今日收盘下跌1.43%，全天换手率20.65%，成交额6.07亿元，换手率居前的还有中邮科 技、希荻微、兰剑智能等，换手率分别为15.47%、13.73%、12.81%。 科创50指数今日下跌1.02%，报收980.58点，科创板全日成交量24.20亿股，成交额793.03亿元，加权平 均换手率为1.43%。 5月23日科创板换手率居前个股 | 代码 | 简称 | 最新收盘价 | 日涨跌幅（%） | 日换手率（%） | 资金净流入（万元） | | --- | --- | --- | --- | --- | --- | | 68875 ...

Market Performance - The Sci-Tech 50 Index opened slightly lower on May 22, fluctuated upwards by nearly 0.5%, but ended the day down 0.48% at 990.71 points, with a trading volume of approximately 16.44 billion yuan [1] - The Sci-Tech Comprehensive Index experienced a high of about 0.65% during the morning but closed down 0.61% at 1167.89 points, with a total trading volume of around 74.76 billion yuan [1] - Nearly 80% of stocks on the Sci-Tech board declined, indicating a decrease in market activity [1] Stock Performance - Notable stock performances included Sangfor Technologies, which rose by 20.00%, and Xinyuren, which fell by 6.38% [2] - The average decline for 587 stocks on the Sci-Tech board was 0.94%, with an average turnover rate of 2.24% [1] Trading Volume - The stock with the highest trading volume was Cambrian, with 1.968 billion yuan, while Conglin Technology had the lowest at 858.89 million yuan [3] Turnover Rate - Hanbang Technology had the highest turnover rate at 49.24%, while China Resources Microelectronics had the lowest at 0.12% [4]

科创50指数今日下跌0.22%，报收995.49点，科创板全日成交量22.90亿股，成交额738.13亿元，加权平 均换手率为1.36%。 证券时报·数据宝统计显示，今日可交易科创板股中，157只股收盘上涨，涨幅超过10%的有3只，涨幅 在5%至10%的有13只，收盘下跌的有422只，跌幅超10%的有1只。 科创板股换手率区间分布显示，换手率超过20%的有2只，换手率10%~20%的有7只，换手率5%~10%的 28只，换手率3%~5%的69只，换手率1%~3%的297只，换手率不足1%的有184只。 换手率最高的是C汉邦，该股为上市5日内的新股，跌幅为4.82%，换手率34.54%，日成交额2.73亿元， 全天主力资金净流出2755.93万元。其次是中邮科技，该股今日收盘上涨18.18%，全天换手率23.29%， 成交额7.28亿元，换手率居前的还有利扬芯片、航天南湖、胜科纳米等，换手率分别为16.39%、 16.05%、12.22%。 | 688716 | 中研股份 | 37.95 | -3.70 | 8.20 | -1232.95 | | --- | --- | --- | --- | --- | -- ...

Market Overview - The main funds in the Shanghai and Shenzhen markets experienced a net outflow of 23.932 billion yuan, with the Sci-Tech Innovation Board seeing a net outflow of 1.845 billion yuan [1] - A total of 244 stocks saw net inflows, while 342 stocks experienced net outflows [1] Sci-Tech Innovation Board Performance - On the Sci-Tech Innovation Board, 157 stocks rose, with one stock, Sangfor Technologies, hitting the daily limit, while 422 stocks declined [1] - C Hanbang, listed for five days, had the highest decline at 4.82% [1] Fund Flow Analysis - Among the stocks with net inflows, Tianyue Advanced led with a net inflow of 76.592 million yuan, followed by Ninebot and Rongbai Technology with inflows of 65.280 million yuan and 54.701 million yuan, respectively [2] - The stocks with the highest net outflows included SMIC, which saw a net outflow of 455 million yuan and a decline of 1.14%, followed by Liyang Chip and Shijia Photon with outflows of 160 million yuan and 141 million yuan, respectively [1][2] Continuous Fund Flow - There are 59 stocks that have seen continuous net inflows for more than three trading days, with BGI Genomics and Te Bao Bio leading at 10 consecutive days of inflow [2] - Conversely, 102 stocks have experienced continuous outflows, with Pioneer Technology seeing the longest streak at 25 days [2] Top Stocks by Net Inflow - The top stocks by net inflow include: - Tianyue Advanced: 76.592 million yuan, 8.01% inflow rate, 6.58% increase [2] - Ninebot: 65.280 million yuan, 15.53% inflow rate, 2.85% increase [2] - Rongbai Technology: 54.701 million yuan, 13.22% inflow rate, 1.13% increase [2] Stocks with Significant Outflows - The stocks with the most significant outflows include: - SMIC: 455 million yuan outflow, 1.14% decline [1][2] - Liyang Chip: 160 million yuan outflow [1] - Shijia Photon: 141 million yuan outflow [1]

（文章来源：证券时报网） 佳合科技 | 301501 | 恒鑫生活 | 78.88 | 35.12 | -6.79 | | --- | --- | --- | --- | --- | | 603014 | C威高 | 37.11 | 34.65 | -4.53 | | 688755 | C汉邦 | 46.83 | 34.54 | -4.82 | | 920068 | 天工股份 | 20.90 | 33.73 | -7.11 | | 870299 | 灿能电力 | 23.78 | 33.65 | -5.63 | | 001206 | 依依股份 | 24.35 | 33.46 | 6.15 | | 300040 | 九洲集团 | 8.10 | 33.26 | -4.48 | | 301488 | 豪恩汽电 | 76.00 | 32.75 | -2.25 | | 600610 | 中毅达 | 15.79 | 32.63 | -5.11 | | 300703 | 创源股份 | 18.58 | 32.49 | -2.31 | | 837023 | 芭薇股份 | 29.28 | 32.19 | -4.38 | | 301 ...

Group 1 - The Sci-Tech Innovation 50 Index opened slightly lower on May 21, fluctuated throughout the day, and closed at 995.49 points, down 0.22% with a trading volume of approximately 17.38 billion yuan [1] - The overall performance of the Sci-Tech Innovation Board remains relatively active, with 29 stocks reaching new highs since 2025, 77 stocks hitting new highs in the last 30 trading days, and 89 stocks in the last 20 trading days [1] - On May 21, the average decline of 587 stocks on the Sci-Tech Innovation Board was 0.60%, with an average turnover rate of 2.11% and a total trading volume of 73.81 billion yuan [2] Group 2 - In terms of individual stock performance, Sangfor Technologies saw a significant increase of 19.99%, while Liyang Chip experienced a notable decline of 11.12% [3] - Semiconductor and environmental protection stocks had the largest declines, while the medical and healthcare sector showed mixed performance [2] - In terms of trading volume, SMIC had the highest trading volume at 1.675 billion yuan, while Yucheng Intelligent had the lowest at 365,570 yuan [4] Group 3 - Hanbang Technology had the highest turnover rate at 34.54%, while Longteng Optoelectronics had the lowest at 0.11% [5]

Market Overview - The Sci-Tech Innovation Board (科创板) index rose by 0.24%, closing at 997.68 points, with a total trading volume of 2.228 billion shares and a turnover of 72.896 billion yuan, resulting in a weighted average turnover rate of 1.32% [1] - Among the tradable stocks on the Sci-Tech Innovation Board, 407 stocks closed higher, with 7 stocks increasing by over 10% and 24 stocks rising between 5% and 10%. Conversely, 175 stocks closed lower [1] Stock Performance - The highest turnover rate was recorded by C Hanbang, a newly listed stock, which closed up by 5.69% with a turnover rate of 50.32% and a daily transaction amount of 389 million yuan, attracting a net inflow of 13.6588 million yuan [1] - Other notable stocks with high turnover rates include Aerospace Nanhu, which closed down by 6.42% with a turnover rate of 29.39%, and Liyang Chip, which rose by 15.49% with a turnover rate of 22.58% [1][4] High Turnover Stocks - Among stocks with a turnover rate exceeding 5%, C Hanbang is a newly listed stock. The top gainers included Rongchang Bio, Yifang Bio, and Liyang Chip, with increases of 16.09%, 15.62%, and 15.49%, respectively. The largest decliners were Aerospace Nanhu, Chipsea Technology, and Zhongyan Shares, with declines of 6.42%, 4.52%, and 4.32% [2] - The pharmaceutical and biological industry had the highest representation among high turnover stocks, with 11 stocks listed, followed by electronics and machinery equipment with 7 and 5 stocks, respectively [2] Fund Flow Analysis - In terms of fund flow, 23 stocks with high turnover rates experienced net inflows, with Liyang Chip, Rejing Bio, and Zengxian Electric seeing net inflows of 121 million yuan, 47.0913 million yuan, and 33.5006 million yuan, respectively. Conversely, Aerospace Nanhu, Shijia Photon, and Zhong无人机 experienced significant net outflows of 192 million yuan, 15.55 million yuan, and 9.8762 million yuan [2] - Recent leverage fund movements indicated that 28 stocks had net purchases of leveraged funds, with Aerospace Nanhu, Youfang Technology, and Rongchang Bio seeing the largest increases in financing balances of 82.304 million yuan, 55.5209 million yuan, and 47.9963 million yuan, respectively [3]

Core Points - C Taili (301595) experienced a significant increase of 218.48% on its first trading day, with a turnover rate of 84.37% and a transaction volume of 915 million yuan [1] - The stock's first-day margin trading saw a buy amount of 48.68 million yuan, accounting for 5.32% of the total trading volume, with a latest margin balance of 45.87 million yuan, representing 3.66% of the circulating market value [1] - The company specializes in the research, production, and sales of various home storage products and related functional materials, including vacuum storage, wall-mounted storage, modified atmosphere preservation, outdoor equipment, and safety protection [1] - On its debut, the stock attracted a net inflow of 309 million yuan from major funds, with large orders contributing 142 million yuan and 166 million yuan respectively [1] - The top five trading departments on the stock's first day had a total transaction of 102 million yuan, with a net purchase of 62.70 million yuan [1] Recent IPO Margin Trading Details - C Taili's first-day margin balance was 45.87 million yuan, which is 3.66% of its circulating market value [1] - Other recent IPOs also showed significant first-day performance, with notable increases in stock prices and varying margin balances [2]

- The report tracks the recent performance of the offline IPO market for the STAR Market, ChiNext, and the Main Board, assuming all stocks are hit and sold at the market average price on the first day of listing, ignoring the lock-up period restrictions [1][11] - Since 2025 until 2025/5/16, the IPO yield for a Class A 2 billion account is 1.32%, and for a Class B 2 billion account is 1.15%; for a Class A 10 billion account, the IPO yield is 0.30%, and for a Class B 10 billion account, the IPO yield is 0.27% [1][11] - The median number of valid quotation accounts for recent 20 new stocks is tracked, with the number of valid quotation accounts for Class A STAR Market new stocks around 3051, and for Class B around 1784; for Class A ChiNext new stocks around 3414, and for Class B around 2056; for Class A Main Board stocks around 3493, and for Class B around 2376 [2][23] - The average first-day increase for STAR Market stocks is 198.41%, and for ChiNext stocks is 227.46% [1][16] - The report measures the theoretical IPO yield for different scale accounts, assuming all stocks are hit and sold at the market average price on the first day of listing, ignoring the lock-up period restrictions [1][11] - The report lists the IPO results for recent new stocks, including the issuance price, issuance P/E ratio, industry P/E ratio, number of new shares issued, and the actual fundraising amount [25][26] - The report provides a calendar of recent IPOs, including the status of stocks waiting for inquiry, waiting for issuance price announcement, waiting for subscription, and waiting for listing [27][28][29] - The report calculates the full subscription yield for each stock, using the average winning rate of Class A institutions to estimate the yield when fully subscribed [35][37] - The report lists the monthly IPO yield and IPO yield rate for different scale Class A accounts, assuming all stock quotations are included, with a 90% fund utilization efficiency [42][43][44][45][46] - The report lists the monthly IPO yield and IPO yield rate for different scale Class B accounts, assuming all stock quotations are included, with a 90% fund utilization efficiency [47][48][49][50][51]

科创50指数今日平盘报收，报收995.25点，科创板全日成交量22.81亿股，成交额727.88亿元，加权平均 换手率为1.35%。 证券时报·数据宝统计显示，今日可交易科创板股中，346只股收盘上涨，涨幅超过10%的有3只，涨幅 在5%至10%的有17只，收盘下跌的有233只。 资金流向方面，高换手率个股中，有22股今日获主力资金净流入，净流入金额较多的有中无人机、C汉 邦、利扬芯片，净流入金额分别为1.06亿元、5350.65万元、4253.93万元，净流出金额较多的有同益 中、磁谷科技、阳光诺和，净流出金额分别为5692.43万元、2729.66万元、2581.16万元。 从杠杆资金动向看，高换手个股中，共21股近期获杠杆资金净买入，统计显示，截至5月16日，近5日融 资余额增加较多的有航天南湖、有方科技、C汉邦等，分别增加7648.62万元、4430.22万元、4176.33万 元；融资余额减少金额较多的有中研股份、中邮科技、中无人机等，分别减少4807.03万元、4226.68万 元、1973.72万元。 5月19日科创板换手率居前个股 | 代码 | 简称 | 最新收盘价 | 日涨跌幅（%） | 日 ...