九州一轨收盘上涨2.19%，滚动市盈率154.48倍，总市值18.25亿元

Group 1 - The core viewpoint of the articles highlights the performance and valuation of Jiuzhou Yigui in the environmental technology sector, particularly in rail transit vibration and noise reduction technology [1][2] - Jiuzhou Yigui's current stock price is 12.14 yuan, with a PE ratio of 154.48, significantly higher than the industry average of 58.86 and the median of 32.73 [1][2] - The company's total market capitalization is 1.825 billion yuan, ranking it 107th in the industry based on PE ratio [1][2] Group 2 - As of the first quarter of 2025, two institutions hold shares in Jiuzhou Yigui, with a total of 144,000 shares valued at 0.02 million yuan [1] - The company's main business includes research and development, manufacturing, engineering design, marketing, testing consulting, and operational management services related to rail transit vibration and noise reduction [1] - The latest financial report for the first quarter of 2025 shows a revenue of 26.0584 million yuan, a year-on-year decrease of 44.47%, and a net profit of -6.024851 million yuan, with a gross margin of 15.59% [1]