水皮杂谈 一家之言 兼听则明 偏听则暗 浑水摸鱼 盘面消息 A股三大指数今日集体走强，截止收盘，沪指涨1.19%，收报3870.28点；深证成指涨 2.40%，收报13224.51点；创业板指涨3.39%，收报3175.91点。 沪深两市成交额达到 18111亿，较昨日放量870亿。 老水看盘 峰回路转，绝处逢生 。 关键点位能够扭转乾坤的莫过于券商板块。下午 1 点 38 分起，券商板块强势拉升，成功化 解了上证指数随时下破 3800 点整数关口的风险，不仅将指数推至 今天的 高点，更有效激发 了市场人气，个股随之全线上涨。 午盘时，个股 下跌 与 上涨 比例约为 2:1 ，到收盘时这一比例完成逆转，上涨个股数量占据 优势；午盘时个股中位数跌幅为 0.75% ，收盘时中位数涨幅转为 0.6% 。龙头股表现亮 眼，中信证券平地起跳，最高涨幅达 2.38% ，带动券商板块指数从下跌 0.9% 一路冲高至 最高 2.1% ，尾盘略有回落，最终板块整体上涨 1.32% 。 其中，华泰证券一度冲击涨停，尾盘虽有回落，但仍收涨约 6% ，不过其 H 股 今天 涨幅相 对有限，仅超 2% 。 券商板块此番异动，据媒体报道 ...

Core Viewpoint - The optical fiber concept sector has shown a significant increase, with a rise of 2.99%, ranking 8th among concept sectors, driven by strong performances from several key stocks [1][2]. Group 1: Market Performance - The optical fiber concept sector saw 62 stocks rise, with notable gains from Tongding Interconnection, Guangxun Technology, and Changfei Fiber, which hit the daily limit up [1]. - The top gainers included Juguang Technology, Kaiwang Technology, and Yuanjie Technology, with increases of 17.34%, 15.65%, and 10.67% respectively [1]. - Conversely, the sector also experienced declines, with Tongguang Cable, Qiuguan Cable, and Jiuzhiyang falling by 11.50%, 3.26%, and 1.93% respectively [1]. Group 2: Capital Inflow - The optical fiber concept sector attracted a net inflow of 4.962 billion yuan, with 44 stocks receiving net inflows, and 17 stocks exceeding 100 million yuan in net inflow [2]. - Tianfu Communication led the net inflow with 846 million yuan, followed by Hengtong Optic-Electric, Guangxun Technology, and Changfei Fiber, which received net inflows of 605 million yuan, 564 million yuan, and 526 million yuan respectively [2]. - The top stocks by net inflow ratio included Tongding Interconnection, Changfei Fiber, and Guangxun Technology, with ratios of 32.73%, 22.87%, and 17.22% respectively [3].

通信行业资金流入榜 | 代码 | 简称 | 今日涨跌幅（%） | 今日换手率（%） | 主力资金流量（万元） | | --- | --- | --- | --- | --- | | 300502 | 新易盛 | 9.55 | 5.56 | 141004.90 | | 300308 | 中际旭创 | 6.92 | 2.93 | 140136.07 | | 300394 | 天孚通信 | 9.27 | 6.64 | 84554.57 | | 600487 | 亨通光电 | 8.84 | 7.13 | 60518.22 | | 002281 | 光迅科技 | 10.01 | 6.35 | 56371.78 | | 601869 | 长飞光纤 | 10.00 | 5.85 | 52608.87 | | 600105 | 永鼎股份 | 7.51 | 19.41 | 51878.81 | | 301205 | 联特科技 | 20.00 | 30.14 | 32587.87 | | 000063 | 中兴通讯 | 3.33 | 3.24 | 28887.75 | | 300570 | 太辰光 | 8.65 | 14.06 ...

Market Overview - A-shares experienced a significant rally in the afternoon session, with the Shanghai Composite Index rising over 1% and the ChiNext Index soaring over 3% [1] - The total trading volume in the Shanghai and Shenzhen markets reached 1.8345 trillion yuan, an increase of approximately 86 billion yuan compared to the previous day [1] Insurance and Brokerage Sector - The insurance sector saw strong gains, led by China Pacific Insurance, with major companies like China Life and China Property & Casualty Insurance also rising over 3% [2] - Analysts suggest that the insurance industry may undergo valuation recovery due to the adjustment of preset interest rates and the development of floating income products [2] - The brokerage sector also performed well, with Huatai Securities hitting a near-limit increase and closing up about 6% [2] AI Industry Chain - Stocks related to the AI industry chain, particularly CPO concepts, saw significant increases, with companies like Yidong Electronics and Lian Te Technology hitting the 20% limit up [3] - The global AI industry is at a pivotal point of capability leap and accelerated commercialization, with leading firms in the US and China dominating the large model landscape [3][5] Lithium Mining Sector - The lithium mining sector experienced a substantial rise, with Tianhua New Energy increasing over 14% and several other companies reaching their daily limit [6] - The price of lithium carbonate futures surged over 8%, reaching a new high since June 2024, driven by supply disruptions and rising demand expectations [8] - Analysts noted that the price of lithium carbonate has increased over 70% from its low point earlier in the year, indicating strong supply and demand dynamics [8]

全A超3600股飘红，保险、券商板块联袂拉升，半导体板块强势，今日登陆科创板的沐曦股份突破800元大关，盘中暴涨755%最高攀升至895元/股，单签最高盈利近 40万元。锂矿概念拉升，天齐锂业、赣锋锂业双双走高；CPO概念等AI产业链股爆发，奕东电子、联特科技20%涨停，天孚通信、新易盛涨超9%。 17日，A股午后全线爆发，沪指涨超1%，创业板指大涨超3%；港股亦上扬，恒生指数、恒生科技指数双双涨约1%。 具体来看，沪指早盘窄幅震荡，午后在保险、券商等板块的带动下强势拉升，创业板指表现尤为强势。截至收盘，沪指涨1.19%报3870.28点，深证成指涨2.4%，创 业板指涨3.39%，科创50指数涨2.47%，沪深北三市合计成交18345亿元，较此前一日放量约860亿元。 值得注意的是，多只宽基ETF午后放量拉升，其中华泰柏瑞沪深300ETF、嘉实沪深300ETF、易方达沪深300ETF全日分别成交50.79亿元、12.83亿元、11.66亿元，成 交额均有所放大。 保险、券商板块拉升 保险板块盘中强势拉升，中国太保领涨，中国人寿、中国人保双双涨超3%，中国平安一度涨超2%。 对于保险，东莞证券指出，结合前期预 ...

编辑 ｜ 钉钉 12月17日午后， CPO板块 持续走强， 奕东电子20%涨停， 联特科技逼近涨停， 中瓷电子、 长飞 光纤、环旭电子涨停， 天孚通信涨超8%，新易盛涨超7%。 | 名称 | 涨幅 % v | 现价 | 涨速 % | | --- | --- | --- | --- | | 奕东电子 | +20.01% | 52.78 | 0.00 | | 联特科技 | +19.28% | 172.95 | -0.11 | | 华光新材 | +16.41% | 54.40 | -0.73 | | 炬光科技 | +14.09% | 180.86 | 0.65 | | 源杰科技 | +12.17% | 673.00 | -0.72 | | 中瓷电子 | +10.00% | 74.88 | 0.00 | | 长飞光纤 | +10.00% | 98.23 | 0.00 | | 环旭电子 | +9.99% | 28.19 | 0.00 | | 德福科技 | +8.62% | 37.55 | -0.21 | | 天孚通信 | +8.32% | 215.89 | -0.74 | | 永鼎股份 | +7.99% | 20.42 ...

Core Viewpoint - The computing hardware sector is experiencing a significant rally, with multiple companies seeing substantial stock price increases on December 17. Group 1: Company Performance - LianTe Technology and ZhongCi Electronics reached their daily limit up, indicating strong investor interest and confidence in these stocks [2] - YiDong Electronics also hit the daily limit up, reflecting positive market sentiment [2] - JuGuang Technology and YuanJie Technology saw their stock prices increase by over 10%, showcasing robust performance in the sector [2] Group 2: Market Trends - The overall trend in the computing hardware sector is bullish, with several companies such as TianFu Communication, XinYiSheng, ShengYi Electronics, TaiChenGuang, and ChangXin BoChuang also experiencing price increases [2]

Market Overview - The Shanghai Composite Index experienced narrow fluctuations, while the ChiNext Index rose over 1% on December 17. The total trading volume in the Shanghai and Shenzhen markets was 1.04 trillion yuan, a decrease of 103.9 billion yuan compared to the previous trading day. A total of 3,724 stocks declined, while 1,578 stocks increased [1][2]. Sector Performance - The lithium battery industry chain led the market gains, with Tianhua New Energy (300390) rising over 13%, Jinyuan Co. (000546) achieving two consecutive limit-ups in four days, and Shengxin Lithium Energy (002240) hitting the daily limit. Hong Kong-listed Tianqi Lithium (002466) and Ganfeng Lithium (002460) both increased by over 5% [3][4]. Lithium Market Insights - On December 17, lithium carbonate futures surged over 7%, reaching a new high since May 2024. Following the shutdown of mining operations by CATL (300750), the "Lithium Capital of Asia," Yichun, plans to cancel 27 mining rights. Analysts noted that lithium carbonate futures prices have risen over 70% from their low point earlier in the year, with market expectations for lithium demand significantly improving following the release of November battery sales data [3][4]. Rare Metals and Other Sectors - The optical module sector saw a significant rebound, with major players like Guangku Technology (300620) leading with over a 5% increase. Rare metal stocks also strengthened, with Zhongtung High-tech (000657) nearing a limit-up and reaching a historical high. Tungsten powder prices increased by 10,000 yuan per ton, now priced at 1 million yuan per ton, reflecting a 216.5% rise since the beginning of the year [5]. New Stock Performance - Muxi Co., known as the "second domestic GPU stock" and the "second most expensive new stock of the year," saw its shares soar over 700%, with a market capitalization nearing 335 billion yuan, surpassing Moer Thread. The stock's price reached 719.8 yuan, with potential profits exceeding 300,000 yuan per share [7]. Precious Metals Update - Silver prices reached a new historical high, with spot silver rising over 3% to 65.86 USD per ounce. The main contract for silver futures on the Shanghai Futures Exchange increased by over 4%. Gold also saw a sharp increase, touching 4,320 USD, with the World Gold Council projecting an average annual return of over 5% for gold from 2025 to 2040 [7][8].

Core Insights - The number of shareholders for 356 ChiNext stocks as of December 10 has decreased, with 210 stocks showing a decline compared to the previous period, and 15 of these experiencing a drop of over 10% [1][2] - The stock with the largest decrease in shareholders is Tianfu Communication, which saw a 27.74% drop, while the stock with the largest increase is Jiuzhiyang, which rose by 32.30% [1][2] - A total of 64 ChiNext stocks have shown a continuous concentration of shares, with some stocks experiencing a decline in shareholder numbers for more than 14 consecutive periods [1][2] Shareholder Changes - Tianfu Communication: 102,831 shareholders, down 27.74%, price increase of 26.14% [1] - Zhongyi Technology: 27,220 shareholders, down 18.48%, price decrease of 14.19% [1] - Qidi Design: 15,676 shareholders, down 17.98%, price decrease of 17.21% [1] - Jiuzhiyang: 27,768 shareholders, down 17.94%, price increase of 32.30% [1] Market Performance - The average decline for concentrated stocks since December 1 is 5.79%, with Jiuzhiyang, Tianfu Communication, and Zhongzhou Special Materials being the top gainers [2] - The sectors with the most concentrated stocks include computer, pharmaceutical biology, and mechanical equipment, with 25, 24, and 23 stocks respectively [2] Fund Flow - As of December 16, 50 concentrated stocks have attracted leveraged funds, with notable increases in financing balances for Green Island Wind, Zhongzhou Special Materials, and Jinpu Garden, growing by 83.96%, 38.54%, and 33.49% respectively [2]

Core Viewpoint - The CPO concept stocks in the A-share market have shown strong performance, with several companies experiencing significant price increases [1] Group 1: Stock Performance - Lian Te Technology increased by over 12% [1] - Ju Guang Technology rose by over 10% [1] - Changfei Fiber achieved a 10% limit up [1] - Tianfu Communication and Xin Yi Sheng both saw increases of over 7% [1] - Zhongfu Circuit rose by over 6% [1] - Yongding Co., Guangku Technology, Taicheng Light, Jingwang Electronics, and Tiantong Co. all increased by over 5% [1] - Changxin Bochuang, Dekeli, Zhongji Xuchuang, Guangxun Technology, and Cambridge Technology all rose by over 4% [1]