北交所监管出重拳！对“封涨停”等异常行为暂停账户交易，上半年近40只个股翻倍增长

Core Points - The North Exchange A-shares performed exceptionally well in the first half of 2025, with the North Exchange 50 Index reaching a new high of 1500 points, an increase of 39.45%, significantly outperforming other indices [1][2] - A total of 37 stocks doubled in value, with 138 stocks rising over 50%, indicating a strong market profit effect [1] - The merger and acquisition activities are accelerating, with Keda Control announcing the acquisition of HaiTu Technology, marking the first acquisition of a New Third Board company by a North Exchange company [1][6] Group 1: Market Performance - The North Exchange 50 Index began to rise rapidly from January 2025, despite a brief decline in April, and recovered to reach a new high on May 21 [2] - As of June 30, 2025, the North Exchange 50 Index had a cumulative increase of 39.45%, outperforming the Shanghai Composite Index, ChiNext Index, and Hang Seng Index [2] - The net asset value of several North Exchange-themed funds reached new highs in the first half of 2025, with public fund holdings in the North Exchange amounting to 6.743 billion yuan, a 24.45% increase from the end of 2024 [2] Group 2: Regulatory Actions - The North Exchange has implemented strict monitoring on *ST stocks, particularly *ST Guandao and *ST Yunchuang, due to their continuous price increases [4] - A total of 27 cases of abnormal trading behavior were subjected to self-regulatory measures, including the suspension of trading for four individuals [4][5] - The regulatory measures aim to protect the market and investors, ensuring healthy market development [5] Group 3: Mergers and Acquisitions - The North Exchange has seen a significant increase in merger and acquisition activities, with 30 important investment and acquisition events occurring since its establishment in 2022 [6] - Keda Control's acquisition of a 51% stake in HaiTu Technology for 209.1 million yuan has attracted market attention, showcasing the North Exchange's role in facilitating mergers with New Third Board companies [6] - Analysts suggest that the trend of mergers and acquisitions will continue, with a focus on resource integration and enhancing operational efficiency [7]