北交所周报（2026年3月第1周）：外部风险事件冲击市场整体下行，北证50指数当周下跌

Market Overview - The North Exchange 50 Index fell by 7.14% in the first week of March 2026, influenced by external risk events such as the Israel-Palestine conflict[1] - Daily average trading volume on the North Exchange increased by 31.97% to 236.99 billion yuan, with a weekly turnover rate of 24.57%[5][8] Sector Performance - Most sectors on the North Exchange experienced negative median returns, with the oil and chemical sector leading with a median increase of 38.90%, while the media sector had the largest decline at -16.53%[20] - The median price-to-earnings (P/E) ratio for the media sector was the highest at 319.32 times, followed by defense and military at 202.54 times, indicating high valuations in these sectors[20] New Stock Activity - One new stock was offered and two new stocks were listed on the North Exchange during the week, with the first-day price increases of 177.47% for Haifiman and 52.22% for Tongling Technology[39] - The average daily trading amount for the new third board increased by 33.14%, with the innovative tier and basic tier seeing increases of 26.99% and 57.60%, respectively[33][34] Risk Factors - There is a warning regarding the potential for further declines in North Exchange stock performance, as the market's risk appetite may decrease due to ongoing international risk events[42]