Tong Petrotech(SZ:300164) Sou Hu Cai Jing·2026-02-12 09:39Market Overview - The deep earth economy sector experienced a decline of 0.44% compared to the previous trading day, with Tongyuan Petroleum leading the drop [1] - The Shanghai Composite Index closed at 4134.02, up 0.05%, while the Shenzhen Component Index closed at 14283.0, up 0.86% [1] Stock Performance - Notable gainers in the deep earth economy sector included: - Sifangda (300179) with a closing price of 20.53, up 4.74%, and a trading volume of 412,700 shares, totaling 839 million yuan [1] - Huanghe Xuanfeng (600172) closed at 8.25, up 3.77%, with a trading volume of 1,775,400 shares, totaling 1.454 billion yuan [1] - Gangyan Tongna (300034) closed at 20.90, up 2.70%, with a trading volume of 229,500 shares, totaling 480 million yuan [1] Capital Flow - The deep earth economy sector saw a net outflow of 663 million yuan from main funds, while retail investors contributed a net inflow of 694 million yuan [2] - The capital flow for specific stocks showed: - Huanghe Xuanfeng (600172) had a main fund net inflow of 1.18 billion yuan, but a net outflow from retail investors of 84.58 million yuan [3] - Sifangda (300179) experienced a main fund net inflow of 40.09 million yuan, with a retail net outflow of 69.99 million yuan [3] Summary of Decliners - Key decliners included: - Daoxian Petroleum (300164) with a closing price of 10.91, down 5.46%, and a trading volume of 1,432,900 shares, totaling 1.601 billion yuan [2] - Zhun Oil (002207) closed at 10.30, down 4.01%, with a trading volume of 354,800 shares, totaling 374 million yuan [2] - Shandong Molong (002490) closed at 7.85, down 3.80%, with a trading volume of 344,700 shares, totaling 275 million yuan [2]