中国能源报·2026-03-04 01:05Core Viewpoint - The three major oil companies in China, namely Sinopec, CNOOC, and PetroChina, have reported abnormal stock trading fluctuations, with their stock prices deviating by over 20% in cumulative closing price changes over three consecutive trading days [2][9][12]. Group 1: Abnormal Trading Fluctuations - Sinopec's stock experienced a cumulative closing price increase of over 20% on February 27, March 2, and March 3, 2026, which is classified as an abnormal trading fluctuation according to the Shanghai Stock Exchange rules [5][12]. - CNOOC's stock also showed a similar pattern, with a cumulative price increase exceeding 20% during the same period [9][10]. - PetroChina's stock followed suit, with the same cumulative price increase of over 20% across the specified trading days [12][14]. Group 2: Company Operations and Major Events - All three companies confirmed that their production and operational conditions are normal, with no undisclosed significant matters affecting their stock prices [6][10][12]. - There are no major events such as asset restructuring, share issuance, or significant business collaborations that have not been disclosed by the companies or their controlling shareholders [6][9][12]. - No media reports or market rumors have been identified that could impact the stock prices of these companies [6][10].