查看完整报告 特别申明： 本订阅号中所涉及的证券研究信息由光大证券研究所编写，仅面向光大证券专业投资者客户，用作新媒体形势下研究 信息和研究观点的沟通交流。非光大证券专业投资者客户，请勿订阅、接收或使用本订阅号中的任何信息。本订阅号 难以设置访问权限，若给您造成不便，敬请谅解。光大证券研究所不会因关注、收到或阅读本订阅号推送内容而视相 关人员为光大证券的客户。 报告摘要 点击注册小程序 点评： 实控人首次增持公司股份，彰显未来发展信心 公司2025年4月9日发布《关于实际控制人增持公司股份计划的公告》，实际控制人之一陈建华先生计划自 2025年4月9日起12个月内，以自有资金或自筹资金通过上海证券交易所交易系统以集中竞价交易方式增持 本公司股份，增持金额不低于人民币5亿元，不超过人民币10亿元。2026年2月3日，公司实际控制人首次 增持公司股份。公司作为国内领先的民营炼化一体化企业，其实际控制人之一陈建华先生此次增持未导致 公司控制权结构发生变化，公司治理结构保持稳定。自2025年7月中下旬以来，随着大炼化行业景气度逐 步修复，公司股价涨幅显著，当前时点公司实控人增持公司股份，展现出对公司未来发展的信心。 ...

Core Insights - The latest price of butadiene as of February 4 is 10,300.00 CNY per ton, with a recent increase of 11.07% over the last 15 days, 20.00% over the last 30 days, and 47.85% over the last 60 days [2][4] Industry Overview - Butadiene is experiencing significant price increases, indicating potential opportunities for investment in related companies [2][4] - The companies involved in butadiene production include Huajin Co., Ltd. (000059), Qixiang Tengda (002408), Rongsheng Petrochemical (002493), Satellite Chemical (002648), Sinopec (600028), Wanhua Chemical (600309), Hengli Petrochemical (600346), and China National Petroleum (601857) [2][4] Investment Strategy - The cyclical stock selection method focuses on companies that produce raw materials, where profits are highly influenced by raw material price fluctuations [2][4] - Utilizing the price fluctuation data from the business community can help identify buy signals for cyclical stocks ahead of quarterly and annual reports, making it a crucial strategy for investing in this sector [2][4]

Group 1 - The chemical sector is currently attracting significant capital attention, with the chemical ETF (159870) seeing net subscriptions exceeding 400 million units, driven by multiple positive factors in the industry [1] - Key supporting factors for the current cycle's price increase include: profitability reaching a historical low after four years of adjustment, limited further downside potential; policy-driven initiatives such as "anti-involution" and "dual carbon" policies controlling new capacity and eliminating outdated production; and a global supply reshaping with high-cost production in Europe and Japan accelerating shutdowns, leading to a 4%-7% exit of core product capacities like ethylene and propylene by 2026-2027 [1] - The chemical sector's P/B valuation is at historically low levels, with capital allocation ratios rebounding from their lows [1] Group 2 - The top ten weighted stocks in the CSI Sub-Industry Chemical Theme Index (000813) include Wanhua Chemical, Salt Lake Industry, and Cangge Mining, collectively accounting for 44.82% of the index [2] - The chemical ETF (159870) closely tracks the CSI Sub-Industry Chemical Theme Index, which is composed of seven sub-indices reflecting the overall performance of listed companies in related sub-industries [2] - As of February 5, 2026, the chemical ETF is priced at 0.87 yuan, with notable stock movements including Sankeshu leading with a 1.05% increase [2]

2026 年 2 月 4 日 公司研究 实控人首次增持公司股份，彰显未来发展信心 ——恒力石化（600346.SH）公告点评 要点 事件：公司发布《关于实际控制人首次增持暨增持公司股份的进展公告》， 2026 年 2 月 3 日，公司实际控制人之一陈建华先生以自有资金，采取集中竞价交易 方式首次增持公司股份 13,447,369 股，占公司总股本的 0.19%，累计增持金额 为 32,997.02 万元（不含佣金、过户费等交易费用）。 点评： 实控人首次增持公司股份，彰显未来发展信心。公司 2025 年 4 月 9 日发布《关 于实际控制人增持公司股份计划的公告》，实际控制人之一陈建华先生计划自 2025 年 4 月 9 日起 12 个月内，以自有资金或自筹资金通过上海证券交易所交 易系统以集中竞价交易方式增持本公司股份，增持金额不低于人民币 5 亿元，不 超过人民币 10 亿元。2026 年 2 月 3 日，公司实际控制人首次增持公司股份。 公司作为国内领先的民营炼化一体化企业，其实际控制人之一陈建华先生此次增 持未导致公司控制权结构发生变化，公司治理结构保持稳定。自 2025 年 7 月中 下旬以来，随着 ...

Core Viewpoint - UBS predicts that the Chinese chemical industry is likely to enter a new upward cycle from 2026 to 2028, driven by multiple positive factors, leading to profit recovery and valuation reassessment [1] Group 1: Core Drivers of Upward Cycle - Profit bottoming out with limited downside: After four years of adjustment, the chemical industry is nearing historical lows, with reduced capacity expansion pressure and marginal demand improvement providing support [2] - Deepening anti-involution policies reshaping industry ecology: China's "anti-involution" and "dual carbon" policies are key drivers for industry transformation, tightening new project approvals and optimizing standards for eliminating outdated capacity [3] - Accelerated exit of overseas capacity optimizing global supply structure: High-cost overseas chemical production is exiting the market, particularly in Europe and Japan, which will significantly improve global supply-demand balance [4][5] - Valuation and configuration at dual bottoms, highlighting cost-effectiveness: The current P/BV valuation of 1.5x for the Chinese chemical industry is at the 43rd percentile over the past 20 years, indicating strong investment potential [6][7] Group 2: Opportunities in Sub-sectors - Traditional chemicals: Price elasticity opportunities under tight supply-demand balance [8] - New materials: Rapid development in emerging industries like semiconductors and commercial aerospace opens up a trillion-dollar market for chemical new materials [9] - Key enterprise layouts: Companies like Hengli Petrochemical and Wanhua Chemical are positioned to benefit from price recovery in their respective sectors [10][11] - Downstream rapid development: Companies such as Zhongcai Technology and Tianqi Materials are set to benefit from the growth in satellite ceramic materials and battery materials [12] Group 3: Target Price Adjustments - UBS has raised target prices for several core stocks, reflecting strong confidence in the industry's upward cycle, with Asian Potash's target price increased from 54.10 to 78.30, Hengli Petrochemical from 25.60 to 35, and Wanhua Chemical from 94 to 120 [12]

Core Viewpoint - The chemical industry ETF managed by E Fund has shown positive performance, with significant inflows and growth in both scale and shares, reflecting strong investor interest in the sector [1][2]. Group 1: Index Performance - As of February 4, 2026, the China Petroleum Industry Index (H11057) increased by 0.41%, with key stocks like Sinopec rising by 3.17% and Wanhua Chemical by 3.09% [1]. - Over the past two weeks, the E Fund chemical industry ETF has accumulated a rise of 0.55%, ranking in the top half among comparable funds [1]. Group 2: Liquidity and Trading Volume - The E Fund chemical industry ETF had a turnover rate of 3.05% during the trading session, with a transaction volume of 48.77 million yuan [1]. - The average daily trading volume over the past week reached 160 million yuan [1]. Group 3: Fund Size and Shares - The latest size of the E Fund chemical industry ETF reached 1.595 billion yuan, marking a one-year high [1]. - The total shares of the ETF have also reached 1.466 billion, which is a one-year high [1]. Group 4: Net Inflows - The E Fund chemical industry ETF has seen continuous net inflows for 13 days, with the highest single-day net inflow reaching 391 million yuan, totaling 1.371 billion yuan in net inflows [1]. - The average daily net inflow stands at 105 million yuan [1]. Group 5: Top Holdings - As of January 30, 2026, the top ten weighted stocks in the China Petroleum Industry Index account for 55.71% of the index, including companies like Wanhua Chemical and Sinopec [2].

来源：新浪基金∞工作室 2月4日，石油ETF（561360）开盘涨1.42%，报1.431元。石油ETF（561360）重仓股方面，中国石油开 盘涨2.01%，中国海油涨1.98%，中国石化涨0.79%，杰瑞股份涨0.98%，招商轮船涨1.56%，广汇能源涨 1.30%，中远海能涨0.82%，恒力石化涨1.82%，荣盛石化涨0.79%，洲际油气涨2.24%。 石油ETF（561360）业绩比较基准为中证油气产业指数收益率，管理人为国泰基金管理有限公司，基金 经理为苗梦羽，成立（2023-10-23）以来回报为41.01%，近一个月回报为14.47%。 声明：市场有风险，投资需谨慎。本文基于第三方数据库自动发布，不代表新浪财经观点，任何在本文 出现的信息均只作为参考，不构成个人投资建议。如有出入请以实际公告为准。如有疑问，请联系 biz@staff.sina.com.cn。 ...

Group 1 - The oil and gas ETF Huatai-PB (561570) opened with a gain of 1.22%, priced at 1.331 yuan [1] - Major holdings in the ETF saw positive movements: CNOOC rose by 1.98%, PetroChina by 2.01%, Sinopec by 0.79%, and others like Jereh, COSCO Shipping, and Guanghui Energy also experienced gains [1] - The ETF's performance benchmark is the CSI Oil and Gas Industry Index, managed by Huatai-PB Fund Management Co., with a return of 31.70% since its inception on October 9, 2024, and a monthly return of 14.01% [1]

登录新浪财经APP 搜索【信披】查看更多考评等级 证券代码：600346 证券简称：恒力石化 公告编号：2026-004 恒力石化股份有限公司 关于实际控制人首次增持暨增持公司股份的进展公告 本公司董事会、全体董事及相关股东保证本公告内容不存在任何虚假记载、误导性陈述或者重大遗漏， 并对其内容的真实性、准确性和完整性承担法律责任。 一、增持主体的基本情况 ■ 上述增持主体存在一致行动人： ■ 注：恒峰投资（大连）有限公司持股数量包含通过契约型私募基金账户"海南华银天夏私募基金管理有 限公司－华银旭阳1号私募证券投资基金"间接持有的40,622,726股。 二、增持计划的实施进展 重要内容提示： ● 已披露增持计划情况:恒力石化股份有限公司（以下简称"公司"）实际控制人之一陈建华先生计划自 2025年4月9日起12个月内，以自有资金或自筹资金通过上海证券交易所交易系统以集中竞价交易方式增 持本公司股份，增持金额不低于人民币5亿元，不超过人民币10亿元。具体内容详见公司在指定信息披 露媒体及上海证券交易所网站（www.sse.com.cn）披露的《关于实际控制人增持公司股份计划的公告》 （公告编号：2025-01 ...

Group 1: Company Buybacks - Hengli Petrochemical's controlling shareholder Chen Jianhua increased holdings by 13.4474 million shares, with a total investment of 330 million yuan [1] - CATL has repurchased a total of 15.9908 million A-shares as of January 31 [2] - Guizhou Moutai has repurchased a total of 416,900 shares as of January 31, 2026 [2] - Industrial Fulian has a total repurchase fund of 247 million yuan as of January 31, 2026 [2] Group 2: Company Sell-offs - Yitian Intelligent's shareholder Chuan Dinghengyuan plans to reduce holdings by no more than 0.99% [3] - Xueda Education's shareholder Nanjing Xingnaheyuan plans to reduce holdings by no more than 0.5% [3] - Gaohua Technology's shareholder Huang Biao plans to reduce holdings by no more than 0.97% [3] - Kuaike Intelligent's director Dou Xiaoming plans to reduce holdings by no more than 0.15% [3] - Igor's directors and executives, including Zhao Nannan, plan to collectively reduce holdings by no more than 0.0878% [3] - Tailin Micro's major shareholder recently reduced holdings by 2.3213 million shares [3] - Jingce Electronics' shareholders and directors plan to reduce holdings [3] - Jindan Technology's shareholder Shouzhong Education plans to reduce holdings by no more than 3.00% [3] - Changjiang Communication's shareholders plan to collectively reduce holdings by no more than 1% [3] - Dahao Technology's shareholders plan to collectively reduce holdings by no more than 4% [3] - Tongyuan Petroleum's chairman and director plan to collectively reduce holdings by no more than 0.16% [3] - Yilun Media's director and CFO plan to reduce holdings [3] - Fuhan Micro's shareholder Jiezhi Holdings plans to reduce holdings by no more than 1.93% [3] - Aoshang's shareholder Huijia Chuangtou plans to reduce holdings by no more than 1.00% [3] - Changchun Yidong's shareholder FAW Equity Company plans to reduce holdings by no more than 3% [3] - Wuxi Zhenhua's major shareholder plans to collectively reduce holdings by no more than 3.00% [3] - Jiangyan Suantuan's shareholder Ningbo Longji plans to reduce holdings by no more than 3% [3] - Yilian Technology's shareholder Changjiang Changdao plans to reduce holdings by no more than 2% [3]