海外资管机构月报：5月美国股票型基金涨幅中位数超5%，其中大盘成长型基金反弹近9%-20250623

The provided content does not contain any quantitative models or factors, nor does it include any related construction processes, formulas, evaluations, or backtesting results. The documents primarily focus on fund performance, asset flows, and market observations without delving into quantitative finance methodologies.