证券代码：920970 证券简称：大禹生物 公告编号：2026-006 山西大禹生物工程股份有限公司 股权质押的公告 本公司及董事会全体成员保证公告内容的真实、准确和完整，没有虚假记载、 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个别及连 带法律责任。 一、股权质押概述 （一）基本情况 所涉及的股份是实际控制人控制的股份。 包括本次质押股份在内，如果全部在质股份被行权不会导致公司控股股东或 者实际控制人发生变化。 本次股权质押不会对公司生产经营等产生不利影响。 二、股权质押所涉股东情况 （一）质押具体情况 股东姓名（名称）：闫和平 是否为控股股东、实际控制人及其一致行动人：是 公司任职：董事长 所持股份总数及占比：53,246,000、48.0556% 股份限售情况：39,934,500、36.0417% 累计质押股数及占比（包括本次）：3,000,000、2.7076% 公司股东闫和平质押 3,000,000 股，占公司总股本 2.7076%。在本次质押的 股份中，0 股为有限售条件股份，3,000,000 股为无限售条件股份。质押期限为 2026 年 2 月 6 日起至办理解除质押登记 ...

证券代码：920970 证券简称：大禹生物 公告编号：2026-005 山西大禹生物工程股份有限公司 2025 年年度业绩快报公告 本公司及董事会全体成员保证公告内容的真实、准确和完整，没有虚假记 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个 别及连带法律责任。 特别提示：本公告所载 2025 年年度主要财务数据为初步核算数据，未经会 计师事务所审计，具体数据以公司 2025 年年度报告中披露的数据为准，提请投 资者注意投资风险。 一、2025 年年度主要财务数据和指标 1、影响经营业绩的主要因素 （1）近年来，受市场机制深化和行业产能调控影响，生猪养殖行业持续 进行产能优化与整合，同时非洲猪瘟疫情加速了中小散户退出，推动养殖规模 化水平不断提升。在此背景下，饲料添加剂、饲料及兽药等存量业务市场竞争 日趋激烈，公司相关业务承压较大。2025 年度，公司原有板块（包括微生态制 剂、饲料、酶制剂及兽药业务）实现收入与 2024 年同类产品收入相比基本持 平。然而，近年来由于高毛利的混合型饲料添加剂产品销售占比显著下滑，叠 加公司整体固定费用较大，导致该板块毛利下降并出现亏损。 （2）报告期 ...

证券之星消息，2月3日动物保健板块较上一交易日上涨1.15%，*ST绿康领涨。当日上证指数报收于 4067.74，上涨1.29%。深证成指报收于14127.1，上涨2.19%。动物保健板块个股涨跌见下表： | 代码 | 名称 | 收盘价 | 涨跌幅 | 成交量(手) | 成交额(元) | | --- | --- | --- | --- | --- | --- | | 002868 | *ST绿康 | 36.70 | 3.29% | 1.10万 | 3960.68万 | | 300871 | 回盛生物 | 28.30 | 2.83% | 16.64万 | 4.67亿 | | 920970 | 大禹生物 | 8.14 | 2.13% | 2.33万 | 1892.03万 | | 603566 | 普莱柯 | 14.00 | 2.04% | 6.61万 | 9186.90万 | | 920275 | 驱动力 | 9.15 | 1.78% | 1.49万 | 1360.88万 | | 920729 | 永顺生物 | 9.43 | 1.73% | 5.21万 | 4848.32万 | | 688526 | 科前生物 | ...

从资金流向上来看，当日动物保健板块主力资金净流入5981.69万元，游资资金净流入2201.21万元，散户 资金净流出8182.9万元。动物保健板块个股资金流向见下表： 证券之星消息，1月30日动物保健板块较上一交易日下跌0.23%，金河生物领跌。当日上证指数报收于 4117.95，下跌0.96%。深证成指报收于14205.89，下跌0.66%。动物保健板块个股涨跌见下表： | 代码 | 名称 | 收盘价 | 涨跌幅 | 成交量(手) | 成交额(元) | | --- | --- | --- | --- | --- | --- | | 300871 | 回盛生物 | 29.46 | 3.51% | 30.31万 | 9.01亿 | | 002868 | *ST绿康 | 35.79 | 1.97% | 1.12万 | 3943.24万 | | 920970 | 大禹生物 | 8.54 | 1.79% | 5.41万 | 4640.00万 | | 688098 | 申联生物 | 9.53 | 1.49% | 5.11万 | 4838.44万 | | 600195 | 中牧股份 | 8.17 | 0.74% | 2 ...

Core Viewpoint - The animal health sector experienced a slight decline of 0.2% on January 28, with Yongshun Biological leading the drop, while the overall market indices showed minor gains [1]. Group 1: Market Performance - The Shanghai Composite Index closed at 4151.24, up by 0.27% [1]. - The Shenzhen Component Index closed at 14342.9, up by 0.09% [1]. - The animal health sector's performance is summarized in a table showing individual stock movements, with notable gainers including Biological Shares and Jinhai Biological, which rose by 1.51% and 1.49% respectively [1]. Group 2: Stock Performance - Yongshun Biological saw a significant decline of 7.49%, closing at 10.13, with a trading volume of 141,500 shares and a turnover of 145 million yuan [2]. - Other notable decliners included Shoufeng Holdings and Haili Biological, which fell by 2.21% and 2.08% respectively [2]. - The trading volume and turnover for various stocks in the animal health sector are detailed, indicating varied investor interest [2]. Group 3: Capital Flow - The animal health sector experienced a net inflow of 18.02 million yuan from institutional investors, while retail investors saw a net inflow of 9.33 million yuan [2]. - However, there was a net outflow of 27.35 million yuan from speculative funds, indicating a mixed sentiment among different investor types [2]. - A detailed table shows the net capital flow for individual stocks, highlighting significant movements in and out of various companies [3].

Market Overview - The animal health sector experienced a decline of 2.78% on January 27, with Huisheng Biological leading the drop [1] - The Shanghai Composite Index closed at 4139.9, up 0.18%, while the Shenzhen Component Index closed at 14329.91, up 0.09% [1] Stock Performance - Key stocks in the animal health sector showed varied performance, with the following notable changes: - Huisheng Biological (300871) closed at 29.89, down 8.37% with a trading volume of 376,900 shares and a transaction value of 1.148 billion [2] - Other significant declines included: - ST Lvkang (002868) down 3.86% to 35.40 [1] - Kexin Biological (688526) down 3.88% to 17.10 [1] - Haili Biological (603718) down 4.13% to 6.73 [1] Capital Flow - The animal health sector saw a net outflow of 45.7033 million from institutional investors, while retail investors experienced a net outflow of 59.3359 million [2] - Conversely, speculative funds recorded a net inflow of 105 million [2] Individual Stock Capital Flow - Notable capital flow for specific stocks included: - ST Lvkang (002868) had a net inflow of 29.8876 million from institutional investors, but a net outflow of 40.6641 million from speculative funds [3] - Zhongmu Co. (600195) saw a net inflow of 21.2767 million from institutional investors, with a significant net outflow of 66.5383 million from retail investors [3] - Jinhe Biological (002688) had a net inflow of 19.2937 million from institutional investors, but also faced a net outflow from retail investors [3]

证券代码：920970 证券简称：大禹生物 公告编号：2026-004 山西大禹生物工程股份有限公司 2025 年年度业绩预告公告 特别提示：本公告所载 2025 年年度主要财务数据为初步核算数据，未经会 计师事务所审计，具体数据以公司 2025 年年度报告中披露的数据为准，提请投 资者注意投资风险。 一、本期业绩预告情况 (一)业绩预告期间 2025 年 1 月 1 日至 2025 年 12 月 31 日。 (二)业绩预告情况 √年度净利润为负值 单位：万元 | 项目 | 本报告期 | 上年同期 | 变动比例% | | --- | --- | --- | --- | | 归属于上市公司 | -3,000.00～-2,600.00 | -2,394.27 | -25.30%～-8.59% | | 股东的净利润 | | | | 本公司及董事会全体成员保证公告内容的真实、准确和完整，没有虚假记 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个 别及连带法律责任。 1、近年来，受市场机制深化和行业产能调控影响，生猪养殖行业持续进 行产能优化与整合，同时非洲猪瘟疫情加速了中小散户退出，推动养殖规模 ...

Core Viewpoint - The animal health sector experienced a slight increase of 0.54% on January 22, with Xianfeng Holdings leading the gains. The Shanghai Composite Index rose by 0.14% to close at 4122.58, while the Shenzhen Component Index increased by 0.5% to 14327.05 [1]. Group 1: Stock Performance - Xianfeng Holdings (002141) closed at 4.19, up 9.97% with a trading volume of 720,300 shares and a transaction value of 297 million yuan [1]. - Other notable performers include Biological Shares (600201) at 17.60, up 1.79%, and Zhongmu Shares (600195) at 8.54, also up 1.79% [1]. - The overall trading volume and transaction values for various stocks in the animal health sector indicate active market participation [1]. Group 2: Capital Flow - The animal health sector saw a net inflow of 73.79 million yuan from institutional investors, while retail investors experienced a net outflow of 27.83 million yuan [2]. - The main capital inflow was primarily directed towards Xianfeng Holdings, which attracted 121 million yuan from institutional investors, representing 40.71% of its trading volume [3]. - Other stocks like Jinhe Biological (002688) and *ST Green Health (002868) also saw varying degrees of net inflow and outflow from different investor categories [3].

Core Viewpoint - The animal health sector experienced a decline of 0.65% on January 21, with Huisheng Biological leading the drop. The Shanghai Composite Index rose by 0.08%, while the Shenzhen Component Index increased by 0.7 [1] Group 1: Stock Performance - The closing prices and performance of key stocks in the animal health sector showed varied results, with Shunlian Biological up by 4.20% and Huisheng Biological down by 6.19% [1][2] - The trading volume for Huisheng Biological was 419,900 shares, with a transaction value of 1.192 billion yuan, indicating significant market activity despite the decline [2] Group 2: Capital Flow - The animal health sector saw a net inflow of 9.6935 million yuan from institutional investors, while retail investors experienced a net outflow of 73.8174 million yuan, suggesting a shift in investor sentiment [2][3] - Among individual stocks, Xianfeng Holdings had a net inflow of 15.1182 million yuan from institutional investors, while Huisheng Biological saw a net outflow of 42.2249 million yuan from retail investors [3]

Market Overview - The animal health sector increased by 3.21% on January 19, with Huisheng Biological leading the gains [1] - The Shanghai Composite Index closed at 4114.0, up 0.29%, while the Shenzhen Component Index closed at 14294.05, up 0.09% [1] Stock Performance - Huisheng Biological (300871) closed at 28.16, up 8.18% with a trading volume of 331,800 shares [1] - Zhongmu Co., Ltd. (600195) closed at 8.49, up 7.88% with a trading volume of 435,600 shares [1] - Other notable performers include: - Biological Co. (600201) at 18.28, up 3.80% [1] - Jinhai Biological (002688) at 6.45, up 3.53% [1] - Shunlian Biological (688098) at 9.91, up 3.23% [1] Capital Flow - The animal health sector saw a net inflow of 175 million yuan from institutional investors, while retail investors experienced a net outflow of 171 million yuan [2] - The main capital flow details include: - Huisheng Biological had a net outflow of 59.49 million yuan from institutional investors [3] - Biological Co. had a net inflow of 58.13 million yuan from institutional investors [3] - Jinhai Biological experienced a net inflow of 35.35 million yuan from institutional investors [3]