Zheng Xing Xing Ye Ri Bao·2025-10-27 08:24Group 1 - The oil and gas extraction sector increased by 0.82% compared to the previous trading day, with China National Offshore Oil Corporation (CNOOC) leading the gains [1] - On the same day, the Shanghai Composite Index closed at 3996.94, up 1.18%, while the Shenzhen Component Index closed at 13489.4, up 1.51% [1] - The trading volume and turnover for key stocks in the oil and gas extraction sector showed varied performance, with notable increases for certain companies [1] Group 2 - The net outflow of main funds in the oil and gas extraction sector was 113 million yuan, while retail investors saw a net inflow of 44.63 million yuan [1] - Specific stocks like CNOOC experienced a significant net outflow of 101 million yuan from main funds, indicating a shift in investor sentiment [2] - The data indicates that while main funds were withdrawing, retail investors were actively buying into the sector, suggesting differing strategies among investor types [2]