博时标普500ETF今日成交额增加7777.94万元，环比增加38.66%

Core Insights - The trading volume of Bosera S&P 500 ETF (513500) reached 279 million yuan today, marking an increase of 77.7794 million yuan compared to the previous trading day, with a month-on-month growth rate of 38.66% [1] Group 1 - The trading volume indicates a significant increase in investor interest in the Bosera S&P 500 ETF [1] - The increase in trading volume could suggest a positive market sentiment towards the ETF [1] - The reported figures reflect a notable change in trading activity compared to the previous day [1]