二、公司关注及核实情况的说明 证券代码：000554 股票简称：泰山石油 公告编号：2026-05 中国石化山东泰山石油股份有限公司 关于股票交易异常波动的公告 本公司及董事会全体成员保证信息披露的内容真实、准确和完整，没有虚假 记载、误导性陈述或者重大遗漏。 一、股票交易异常波动的情况介绍 中国石化山东泰山石油股份有限公司（以下简称"公司"）股票 （证券简称：泰山石油，证券代码：000554）于 2026 年 3 月 2 日、3 月 3 日连续 2 个交易日收盘价格涨幅偏离值累计超过了 20%，根据深 圳证券交易所的有关规定，属于股票交易异常波动的情况。 针对公司股票异常波动，公司董事会就相关事项进行了核实，核 实情况如下： 1、公司前期披露的信息不存在需要更正、补充之处； 2、公司未发现近期公共传媒报道可能或已经对本公司股票交易 价格产生较大影响的未公开重大信息； 3、近期公司生产经营情况正常，不存在内外部经营环境、相关 业务发生重大变化的情形； 4、公司、控股股东不存在关于公司应披露而未披露的重大事项 或处于筹划阶段的重大事项； 5、经核查，控股股东在公司股票交易异常波动期间不存在买卖 公司股票的行为； ...

1 公司应当在每个月的前三个交易日内披露截至上月末的回购进展情 况，现将公司回购股份的进展情况公告如下： 截至 2026 年 2 月 28 日，公司以集中竞价交易方式通过回购专用 证券账户实施回购股份的数量为 1,081,400 股，占公司于本公告日总 股本的 0.22%，最高成交价格为 6.31 元/股，最低成交价格为 6.19 元/股，回购均价为 6.27 元/股，成交总金额为 6,783,528 元（不含 交易费用）。前述回购进展符合相关法律法规及公司既定回购股份方 案的要求。 二、其他说明 证券代码：000554 股票简称：泰山石油 公告编号：2026-04 中国石化山东泰山石油股份有限公司 关于股份回购进展情况的公告 本公司及董事会全体成员保证信息披露的内容真实、准确和完整，没有虚假 记载、误导性陈述或者重大遗漏。 中国石化山东泰山石油股份有限公司（以下简称"公司"）分别 于 2025 年 4 月 23 日、2025 年 5 月 21 日召开第十一届董事会第十次 会议及 2024 年年度股东会,审议通过了《关于以集中竞价交易方式回 购 A 股股份方案的议案》，同意公司使用自有资金以集中竞价交易方 式 ...

Core Viewpoint - The stock of Taishan Petroleum (000554) has shown a positive performance with a closing price of 8.96 yuan, reflecting a 2.99% increase as of February 27, 2026, despite a decline in revenue for the first three quarters of 2025 [1][2]. Financial Performance - For the first three quarters of 2025, Taishan Petroleum reported a total revenue of 2.395 billion yuan, representing a year-on-year decrease of 5.6% [2]. - The net profit attributable to shareholders for the same period was 113 million yuan, which is a significant increase of 112.32% year-on-year [2]. - The company's net profit excluding non-recurring items reached 117 million yuan, up by 111.85% year-on-year [2]. - In the third quarter of 2025, the company recorded a single-quarter revenue of 807 million yuan, down 5.54% year-on-year [2]. - The single-quarter net profit attributable to shareholders was 21.73 million yuan, an increase of 24.95% year-on-year [2]. - The net profit excluding non-recurring items for the third quarter was 24.95 million yuan, reflecting a year-on-year increase of 35.76% [2]. - The company's debt ratio stands at 35.54%, with financial expenses amounting to 2.89 million yuan and a gross profit margin of 16.41% [2]. Market Activity - On February 27, 2026, the stock experienced a trading volume of 537,900 hands and a total transaction value of 474 million yuan [1]. - The net inflow of main funds was 60.19 million yuan, accounting for 12.69% of the total transaction value, while retail investors saw a net outflow of 63.40 million yuan, representing 13.37% of the total transaction value [1].

Core Viewpoint - The stock of Taishan Petroleum (000554) has experienced a decline, with significant net outflows from major and retail investors, while the company reported mixed financial results for the third quarter of 2025, indicating potential challenges in revenue generation but improvements in net profit metrics [1][2]. Financial Performance - For the first three quarters of 2025, Taishan Petroleum reported a main operating revenue of 2.395 billion yuan, a year-on-year decrease of 5.6% [2]. - The net profit attributable to shareholders reached 113 million yuan, showing a substantial year-on-year increase of 112.32% [2]. - The net profit excluding non-recurring items was 117 million yuan, reflecting a year-on-year increase of 111.85% [2]. - In Q3 2025, the company recorded a single-quarter main operating revenue of 807 million yuan, down 5.54% year-on-year [2]. - The single-quarter net profit attributable to shareholders was 21.73 million yuan, up 24.95% year-on-year [2]. - The single-quarter net profit excluding non-recurring items was 24.95 million yuan, an increase of 35.76% year-on-year [2]. - The company's debt ratio stood at 35.54%, with financial expenses amounting to 2.8932 million yuan and a gross profit margin of 16.41% [2]. Market Activity - As of February 26, 2026, Taishan Petroleum's stock closed at 8.7 yuan, down 1.47%, with a turnover rate of 13.82% and a trading volume of 501,100 hands, resulting in a transaction value of 438 million yuan [1]. - On February 26, the net outflow of major funds was 45.2752 million yuan, accounting for 10.34% of the total transaction value, while retail investors saw a net inflow of 70.2293 million yuan, representing 16.05% of the total transaction value [1].

Core Viewpoint - The financial performance of Taishan Petroleum (000554) shows a mixed trend with a decline in revenue but a significant increase in net profit for the first three quarters of 2025 [2]. Financial Performance Summary - For the first three quarters of 2025, Taishan Petroleum reported a total revenue of 2.395 billion yuan, representing a year-on-year decrease of 5.6% [2]. - The net profit attributable to shareholders reached 113 million yuan, which is a substantial increase of 112.32% year-on-year [2]. - The net profit after deducting non-recurring items was 117 million yuan, reflecting an increase of 111.85% year-on-year [2]. - In the third quarter of 2025, the company recorded a single-quarter revenue of 807 million yuan, down 5.54% year-on-year [2]. - The single-quarter net profit attributable to shareholders was 21.73 million yuan, up 24.95% year-on-year [2]. - The single-quarter net profit after deducting non-recurring items was 24.95 million yuan, showing a rise of 35.76% year-on-year [2]. - The company's debt ratio stands at 35.54%, with financial expenses amounting to 2.8932 million yuan and a gross profit margin of 16.41% [2]. Market Activity Summary - As of February 25, 2026, Taishan Petroleum's stock closed at 8.83 yuan, marking an increase of 1.26% [1]. - The turnover rate was 24.68%, with a trading volume of 895,100 hands and a total transaction value of 786 million yuan [1]. - On February 25, the net inflow of main funds was 54.89 million yuan, accounting for 6.98% of the total transaction value, while retail investors experienced a net outflow of 54.99 million yuan, representing 7.0% of the total transaction value [1].

Core Viewpoint - Taishan Petroleum (000554) reported that as of February 13, 2026, the total number of registered shareholders is 46,284 [1] Company Summary - Taishan Petroleum has engaged with investors through an interactive platform, providing transparency regarding shareholder information [1]

Group 1 - The stock price of Taishan Petroleum (000554) closed at 8.72 yuan on February 24, 2026, with a significant increase of 9.96%, reaching the daily limit, with a turnover rate of 6.39% and a trading volume of 231,600 hands, resulting in a transaction amount of 199 million yuan [1] - On February 24, the net inflow of main funds was 80.52 million yuan, accounting for 40.45% of the total transaction amount, while retail investors experienced a net outflow of 41.60 million yuan, representing 20.90% of the total transaction amount [1] - The financing data for Taishan Petroleum indicates a financing buy of 13.63 million yuan and a financing repayment of 25.20 million yuan, resulting in a net financing repayment of 11.57 million yuan [2] Group 2 - For the first three quarters of 2025, Taishan Petroleum reported a main revenue of 2.395 billion yuan, a year-on-year decrease of 5.6%, while the net profit attributable to shareholders increased by 112.32% to 113 million yuan [3] - In the third quarter of 2025, the company recorded a single-quarter main revenue of 807 million yuan, down 5.54% year-on-year, but the net profit attributable to shareholders rose by 24.95% to 21.73 million yuan [3] - The company's debt ratio stands at 35.54%, with financial expenses amounting to 2.89 million yuan and a gross profit margin of 16.41% [3]

Group 1 - The core viewpoint of the article highlights that the refining and trading sector experienced a significant increase of 4.46% on February 24, with Taishan Petroleum leading the gains [1] - The Shanghai Composite Index closed at 4117.41, reflecting an increase of 0.87%, while the Shenzhen Component Index closed at 14291.57, up by 1.36% [1] - The main capital flow into the refining and trading sector showed a net inflow of 298 million yuan, while retail investors experienced a net outflow of 154 million yuan [1] Group 2 - The article provides a detailed overview of the stock performance within the refining and trading sector, indicating varied individual stock movements [1] - The data suggests a mixed sentiment among different types of investors, with institutional investors showing positive engagement while retail investors withdrew funds [1] - The overall market performance on that day indicates a positive trend, particularly in the refining and trading sector, which may present potential investment opportunities [1]

Group 1 - The core viewpoint of the articles highlights that Taishan Petroleum (000554) is gaining market attention due to geopolitical factors and advancements in renewable energy cooperation, particularly in hydrogen energy and charging stations [1] - The company is actively promoting the implementation of renewable energy projects, including partnerships for building oil-hydrogen hybrid stations and establishing its first BIPV solar power station in Shandong [1] - Despite a recent stock price adjustment, the related concepts remain a short-term focus for investors [1] Group 2 - Over the past week, Taishan Petroleum's stock has shown volatility, with a price fluctuation of -4.00% from February 9 to 13, and a daily increase of 0.99% on February 11, followed by a decrease of 1.25% on February 13 [2] - The stock has experienced a high turnover rate, averaging over 8% daily, indicating active trading [2] - In the last five days, there was a net outflow of 39.72 million yuan from major investors, although a slight net inflow of 296,500 yuan was observed on February 13, suggesting intensified short-term capital competition [2] Group 3 - Taishan Petroleum's financial performance in 2025 has been impressive, with net profit increasing for five consecutive years and growing more than tenfold compared to five years ago, driven by improved industry demand and operational efficiency [3] - For the first three quarters of 2025, the company's net profit attributable to shareholders increased by 112.32% year-on-year, with revenue reaching 2.395 billion yuan, reflecting sustained profitability [3]

Group 1 - The core point of the news is that Taishan Petroleum (000554) experienced a net sell-off in financing, with a total financing buy-in of 27.74 million yuan and a financing repayment of 38.33 million yuan, resulting in a net sell-off of 10.59 million yuan and a financing balance of 262 million yuan [1][2] Group 2 - In terms of securities lending, there was a sell-off of 11,100 shares, with 500 shares repaid, leading to a net sell-off of 10,600 shares. The remaining securities lending volume is 25,200 shares, and there has been a cumulative net sell-off of 23,700 shares over the last three trading days, with 12 out of the last 20 trading days showing net sell-offs [2] - The financing and securities lending balance decreased by 3.85% compared to the previous day, now standing at 262 million yuan [2]