Zheng Xing Xing Ye Ri Bao·2025-11-13 08:51Group 1 - The oil and gas extraction sector experienced a decline of 1.22% on November 13, with China National Offshore Oil Corporation (CNOOC) leading the losses [1] - The Shanghai Composite Index closed at 4029.5, up 0.73%, while the Shenzhen Component Index closed at 13476.52, up 1.78% [1] - Major stocks in the oil and gas extraction sector showed mixed performance, with Intercontinental Oil & Gas rising by 1.50% to a closing price of 2.71, while CNOOC fell by 2.10% to 28.97 [1] Group 2 - The oil and gas extraction sector saw a net outflow of 145 million yuan from institutional investors, while retail investors contributed a net inflow of approximately 98.7 million yuan [1] - CNOOC had a significant net outflow of 131 million yuan, representing an 8.17% decrease in institutional investment [2] - Intercontinental Oil & Gas and other stocks also faced net outflows from institutional investors, indicating a cautious sentiment in the sector [2]