贝肯能源跌2.05%，成交额5076.48万元，主力资金净流出591.02万元

Group 1 - The core viewpoint of the news is that Beiken Energy's stock has experienced fluctuations, with a year-to-date increase of 23.62% but a recent decline in the last five, twenty, and sixty trading days [1][2] - As of September 16, Beiken Energy's stock price was 10.52 CNY per share, with a market capitalization of 2.114 billion CNY [1] - The company has seen a net outflow of main funds amounting to 591.02 thousand CNY, with significant selling pressure from large orders [1] Group 2 - Beiken Energy operates primarily in oil and gas exploration and development, with drilling engineering services accounting for 99.25% of its revenue [1][2] - For the first half of 2025, Beiken Energy reported a revenue of 465 million CNY, reflecting a year-on-year growth of 26.14%, and a net profit attributable to shareholders of 13.82 million CNY, up 33.35% [2] - The company has a total of 50,600 shareholders as of June 30, with an increase of 79.11% from the previous period [2] Group 3 - Beiken Energy has distributed a total of 104 million CNY in dividends since its A-share listing, with 27.79 million CNY distributed over the last three years [3]