龙虎榜丨和而泰涨停创新高，深股通净买入4.68亿元，二机构净买入2.62亿元

Summary of Key Points Core Viewpoint - Heertai (002402.SZ) reached a historical high with a trading limit increase, achieving a turnover rate of 21.72% and a transaction volume of 6.238 billion yuan [1] Trading Activity - The net buying from the Shenzhen Stock Connect amounted to 468 million yuan, with total purchases of 709 million yuan and sales of 241 million yuan [1] - Institutional investors contributed a net buying of 262 million yuan, with purchases totaling 310 million yuan and sales of 47.91 million yuan [1] - Overall, the top trading seats recorded a net buying of 859 million yuan, with total purchases of 1.35 billion yuan and sales of 491 million yuan [1] Top Buying Firms - The top five buying firms included: 1. Shenzhen Stock Connect with a purchase amount of 708.94 million yuan, accounting for 11.37% of total transactions [2] 2. Institutional investors with a purchase amount of 210.21 million yuan, accounting for 3.37% [2] 3. Guotai Junan Securities, Nanjing branch, with a purchase amount of 124.46 million yuan, accounting for 2.00% [2] 4. Guotai Junan Securities, Shanghai branch, with a purchase amount of 121.95 million yuan, accounting for 1.96% [2] 5. Another institutional investor with a purchase amount of 99.77 million yuan, accounting for 1.60% [2]