2026 年 02 月 26 日 ledi/229 相关研究 证券分析师 林起贤 A0230519060002 linqx@swsresearch.com 袁伟嘉 A0230519080013 yuanwj@swsresearch.com 任梦妮 A0230521100005 renmn@swsresearch.com 夏嘉励 A0230522090001 xiajl@swsresearch.com 赵航 A0230522100002 zhaohang@swsresearch.com 黄俊儒 A0230525070008 huangjr@swsresearch.com 李国盛 A0230521080003 ligs@swsresearch.com 研究反馈 张淇元 A0230124080001 zhangqy@swsresearch.com 联系人 张淇元 A0230124080001 zhangqy@swsresearch.com Seedance2.0 突破, Al 视频 格局及产业链机遇 ——GenAl 系列报告之 69 暨 Al 应用深度之四 本期投资提示: 请务必仔细阅读正文之后的各项信息披露与声明 ...

Investment Rating - The industry investment rating is "Positive" and maintained [12] Core Insights - The communication sector saw a 2.35% increase in the 6th-7th week of 2026, ranking 6th among primary industries in the Yangtze River region; since the beginning of 2026, it has risen by 0.44%, ranking 27th [2][6] - Tower's silicon photonics revenue doubled, with a high demand for 1.6T, and capacity expansion plans have been adjusted with prepayments secured; silicon photonics modules continue to penetrate the market [2][10] - Vertiv's orders and backlog reached new highs, with a shipment-to-order ratio rising to 2.9 times [2][10] - ByteDance's Seedance 2.0 has industry-leading generation availability, while Google's Gemini 3.1 Pro tops the charts, and Anthropic's annual revenue is growing rapidly at $14 billion [2][10] - OpenAI's cumulative computing expenditure is expected to exceed $600 billion by 2030, with an upward revision of revenue forecasts [2][10] Summary by Sections Market Performance - In the 6th-7th week of 2026, the communication sector increased by 2.35%, ranking 6th among primary industries; since the start of 2026, it has risen by 0.44%, ranking 27th [2][6] - Among companies with a market capitalization above 8 billion, the top three gainers this week were Dawei Technology (+39.4%), Shengke Communication (+31.7%), and Shenling Environment (+29.6%); the top three decliners were Tongyu Communication (-11.7%), Dingtong Technology (-9.7%), and Xinke Mobile (-9.3%) [6] Company Highlights - **Tower**: In Q4 2025, revenue reached $440 million, a year-on-year increase of 13.7%, with GAAP net profit of $80 million, up 45.3%. The company expects silicon photonics revenue to reach $228 million in 2025, doubling from 2024, and has raised its capacity target from 3 times to over 5 times the Q4 2025 shipment [7] - **Vertiv**: In Q4 2025, revenue was $2.88 billion, a year-on-year increase of 22.7%, with GAAP net profit of $450 million, up 203.1%. The company reported a significant increase in organic orders, with a year-on-year growth of 252% [7] AI Model Developments - On February 12, ByteDance launched Seedance 2.0, achieving industry-leading performance in complex scenarios with a high generation availability rate [8] - Anthropic completed a $30 billion Series G financing round with a post-money valuation of $380 billion, reporting an annual revenue of approximately $14 billion [8] - On February 19, Google released Gemini 3.1 Pro, which ranked first in AI analysis, showing significant improvements in reasoning capabilities [8] Future Projections - OpenAI updated its financial outlook, projecting cumulative computing-related expenditures to exceed $600 billion by 2030, with training costs expected to rise significantly in 2025 and 2026 [9]

| 行情 | 资金净流入 | 涨跌分布 | | --- | --- | --- | | 上证指数 | 深证成指 | 科创综指 | | 4146.63 | 14503.79 | 1843.20 | | -0.60 -0.01% | +27.92 +0.19% | +23.48 +1.29% | | 万得全A | 创业板指 | 北证50 | | 6914.39 | 3344.98 | 1544.91 | | +14.40 +0.21% -9.84 -9.84 -0.29% | | -2.29 -0.15% | | 沪深300 | 中证500 | 中证A500 | | 4726.87 | 8557.22 | 5961.51 | | -9.01 -0.19% | +29.66 +0.35% | -5.79 -0.10% | | 中证1000 | 深证100 | 中证红利 | | 8490.62 | 5937.55 | 5768.92 | | +64.29 +0.76% | 0.00 0.00% | -0.29% -16.65 | | 万得全A涨跌分布 | | | 算力板块爆发，多只CPO概念股2025年业绩亮眼。 今 ...

CPO（共封装光学）是将交换芯片和光引擎共同装配在同一个Socketed（插槽）上，形成芯片和模组的共封装，可以尽可能地降低网络设备的自身工作功 耗以及散热功耗。 亨通光电：国内光通信、通信电缆、电力电缆产品最齐全的综合性线缆公司 根据南方财富网产业链数据显示，公司产品线涵盖光通信、智能电网、海洋能源与通信、工业与新能源智能、铜导体等产品；产品广泛应用于通信网络、 能源互联领域。 近年来，公司营业收入、归母净利润、毛利率与净利率情况如下： 亨通光电2025年第三季度报告显示（如上图），公司实现主营业务收入175.72亿元，较去年同期增长11.32%。 2025年第三季度季报显示，亨通光电公司实现净利润7.63亿，同比上年增长率为8.1%，毛利率12.92%，归属净利润7.63亿，同比增长8.1%。 中天科技：国内光电缆品种最齐全的企业，拥有海底光缆制造的核心技术 根据南方财富网产业链数据显示，公司产品线涵盖光通信及网络、电网建设、海洋系列、新能源、铜产品、其他等产品；产品广泛应用于海洋通信、智慧 城市、轨道交通、矿井通信等领域。 近年来，公司营业收入、归母净利润、毛利率与净利率情况如下： 中天科技2025年第 ...

（来源：淘金ETF） 1. 天孚通信（300394） 全球领先的光器件与光引擎解决方案提供商，主营业务覆盖光通信、数据中心及AI算力互联领域，核 心产品包括光无源器件、光有源器件及高速光引擎等，广泛应用于高速光模块、AI服务器及数据中心 互连场景。公司深度绑定英伟达生态，为其提供关键光通信组件，是英伟达算力网络建设的核心配套供 应商之一。随着英伟达AI服务器及数据中心业务高速增长，公司光引擎及高速光器件订单持续饱满， 业绩弹性显著。凭借在光通信领域的技术积累与客户资源，公司在英伟达供应链中的地位不断巩固，有 望持续受益于全球AI算力网络建设浪潮，在高速光模块及光引擎领域的市场份额与盈利能力进一步提 升。 2. 胜宏科技（300476） 国内AI服务器PCB核心供应商，主营业务聚焦高端印制电路板的研发、生产与销售，产品广泛应用于AI 服务器、数据中心、云计算及高端电子设备等领域，尤其在高速、高密度PCB领域具备核心技术优势。 公司为英伟达AI服务器提供关键PCB板卡，是其核心供应链企业之一，随着英伟达AI服务器出货量持续 增长，公司高端PCB订单量价齐升，业绩增长动能强劲。凭借在高端PCB领域的技术壁垒与客户认 ...

Group 1 - A total of 53 stocks in the A-share market experienced block trading today, with a total transaction value of 1.4 billion yuan [1] - The top three stocks by transaction value were Xinyuan Co., Ltd. (3.34 billion yuan), Su Shi Testing (1.41 billion yuan), and Zhongying Electronics (1.04 billion yuan) [1] - Among the stocks, 9 were traded at par, 7 at a premium, and 37 at a discount; Wan Shili, Giant Network, and Rongtai Health had the highest premium rates of 4.99%, 3.81%, and 1.2% respectively [1] Group 2 - The top stocks by institutional buying were Xinyuan Co., Ltd. (184 million yuan), Zhongying Electronics (104 million yuan), and Su Shi Testing (53.63 million yuan) [2] - The leading stocks by institutional selling included Nanchip Technology (12.86 million yuan), Jinzengda (5.64 million yuan), and Huayuan Biological (5.22 million yuan) [2] - The MACD golden cross signal has formed, indicating a positive trend for certain stocks [2]

Group 1 - The core transaction involved Tianfu Communication, with a total of 58,500 shares traded on February 26, resulting in a transaction value of 21.1782 million yuan, which accounted for 0.14% of the total trading volume for that day [1][2] - The transaction price was 362.02 yuan per share, which remained unchanged compared to the market closing price of 362.02 yuan [1][2] - The buyer of the shares was an institutional investor, while the seller was identified as CITIC Securities Co., Ltd., specifically from their Beijing Anwai Street Securities Office [2]

2月26日，A股三大指数涨跌不一。截至收盘，上证指数跌0.01%，深证成指涨0.19%，创业板指跌0.29%，科创综指涨1.29%，北证50指数跌0.15%。全市 场成交额25566亿元，较上一交易日增加757亿元。 午后，算力芯片概念拉升，寒武纪大涨近10%，截至收盘涨7.96%；云天励飞、海光信息、芯原股份、摩尔线程等跟涨。 | 丛米赤门 | 39.59 +20.01% +36.56% | | --- | --- | | 科创 688530 融 | | | 领涨龙头2 首板 最终涨停14:22 | | | 聚飞光电 | 9.30 +20.00% +28.63% | | 创 300303 融 | | | 首板 最终涨停13:36 | | | 明阳电路 | 35.16 +20.00% +66.32% | | 创 300739 融 | | | 人气龙头２ 领涨龙头1 最终涨停14:55 | | | 春晖智控 | 38.64 +20.00% +16.42% | | 創 300943 融 | | | 首板 最终涨停 11:29 | | | 杰普特 | 242.46 +20.00% +12.45% | | 科创 68 ...

【金融街证券ETF研究】证券研究报告 · 基金研究 | 2026/2/25 ● 铜连接/线缆 一交换机 CPO光模块 · 源杰科技/新易盛 · 华丰科技 /瑞可达 · 紫光股份 / 锐捷网络 · 中际旭创 / 光迅科技 · 宝胜股份 / 鼎通科技 · 星网锐捷 / 菲菱科思 · 天孚通信 / 太辰光 · 沃尔核材 / 金田股份 · 共进股份 · 德科立 / 长芯博创 · 兆龙互联 / 神宇股份 数据来源:Wind数据库,金融街证券研究所梳理 重点 注ETF标的清单 分析师:张一 S0670524030001|张宁 S0670524090001|刘艳平 S0670512050002| 余闵华 S0670524050001 |周晟昂 S0670525050001 | 陈阳 S0670525120001 | 蔡萌萌 S0670524110001 | 徐娜 S0670524020001 "十五五"规划一人工智能(网络设施) · 技术概况: 人工智能(ArtificialIntelligence,Al)是研究、开发 用于模拟、延伸和扩展人类智能的理论、方法、技术及应用系统的一 门技术科学,其核心在于通过计算机系统模拟人 ...

Market Overview - The A-share index showed mixed results on February 26, with the Shanghai Composite Index down by 0.01%, the Shenzhen Component Index up by 0.19%, the Sci-Tech Innovation Board Index up by 1.29%, the ChiNext Index down by 0.29%, and the North Exchange 50 Index down by 0.15% [1] - The total trading volume in the Shanghai, Shenzhen, and Beijing markets reached 2.56 trillion yuan, an increase of 757 billion yuan compared to the previous day, with over 2,400 stocks rising and more than 2,800 stocks falling [1] Sector Performance - The power generation equipment, communication equipment, and electronic components sectors experienced significant gains, with increases of 4.19%, 2.91%, and 2.24% respectively [2] - Conversely, the film and television, insurance, real estate, and precious metals sectors saw the largest declines, with losses of 2.43%, 1.37%, and 1.02% respectively [3] AI Industry Impact - Nvidia's earnings report exceeded expectations, boosting sentiment across the AI supply chain, leading to significant gains in AI hardware stocks such as CPO, copper cables, liquid-cooled servers, and PCBs, with companies like Tianfu Communication and Hengtong Optic-Electric reaching historical highs [3] - Domestic computing chip stocks also benefited from the AI wave, with Cambrian Technologies rising by 8% [3] Lithium Market Update - CATL saw a decline of 4.47% following reports that the Zimbabwean government has suspended all raw material and lithium concentrate exports, including goods in transit, which is expected to drive lithium prices up, posing a significant risk for battery manufacturers [3]