第一财经·2025-09-03 13:49Core Viewpoint - The recent surge in A-shares has led to significant floating profits for several prominent investors, known as "bulls," with some achieving profits exceeding billions [2]. Group 1: Key Investors and Their Performance - Investor Zhao Jianping has seen a floating profit of at least 420 million yuan from his investment in Dongxin Co., Ltd. (688110.SH), which has surged by 289.37% since July [3][4]. - Investor Zhang Jianping has made substantial gains from his investments in various stocks, including a floating profit of approximately 4.2 billion yuan from his holdings in Hanwha Technology (688110.SH), which has increased by 385.89% since last October [3][9]. - Zhang Jianping's investment strategy includes entering the top ten shareholders of multiple stocks, with seven new positions taken in the second quarter, all of which have shown significant price increases [4][10]. Group 2: Stock Performance and Market Trends - Hanwha Technology's stock price has experienced fluctuations, with a peak increase of 133.58% from July 1 to September 3, reaching a high of 1,595.88 yuan per share [8][9]. - The stock price of Zhejiang Rongtai (603119.SH), one of Zhang Jianping's new investments, has risen by 129.62% since April 1, 2023 [10]. - Dongxin Co., Ltd. saw its stock price rise from a range of 23.4 to 36.97 yuan in the second quarter to a historical high of 136 yuan per share by September 3 [13][14]. Group 3: Other Notable Investors - Another investor, He Mingkun, has been invested in Weixin New Materials (688585.SH) for over two years, with the stock price increasing by 1,141.14% this year, resulting in a floating profit of approximately 160 million yuan [15][16]. - He Mingkun's strategy involved multiple rounds of buying, with significant gains realized after the stock's recent surge following a planned acquisition announcement [15][16].