北证何以破新高？复盘本轮题材轮动节奏

Core Viewpoint - The article discusses the significant divergence in the North Exchange market, highlighting the rise of the North Exchange 50 Index to a historical closing price of 1479.81 and a peak of 1500.31, while the North Exchange All A Index experienced a decline, indicating a selective market performance driven by specific stocks and themes [1][3]. Group 1: Index Performance - The North Exchange 50 Index has increased by 4% over the past three days, with Jinbo Bio contributing significantly to this rise, accounting for half of the index's gains with a 20% increase [3]. - Jinbo Bio's stock surged by 9.17% in a single day, reaching a total market capitalization of 500 billion, which represents a 10% weight in the North Exchange 50 Index [1][3]. Group 2: Market Themes and Stock Movements - Following the "May Day" holiday, military stocks began to show unusual activity, with Qifeng Precision becoming a leader, experiencing a cumulative increase of 119% over three days [3][7]. - The shipping theme gained traction after a trade agreement between China and the U.S., with Guohang Ocean's stock rising by 81.09% from May 12 to May 14 [7]. - A fusion device completion at a laboratory in Hefei led to a 51.54% increase in Changfu Co., a key player in nuclear technology stocks, over four days [10]. Group 3: Regulatory Impact - The release of the new merger and acquisition regulations by the China Securities Regulatory Commission prompted significant market reactions, with Wuxin Tunnel Equipment experiencing a 69% increase following two strong trading days [13].