博时标普500ETF今日成交额增加1.20亿元，环比增加67.47%

Group 1 - The core point of the article is that the trading volume of Bosera S&P 500 ETF (513500) increased significantly today, reaching 298 million yuan, which is an increase of 120 million yuan compared to the previous trading day, representing a 67.47% increase [1] Group 2 - The trading volume today for Bosera S&P 500 ETF was reported at 298 million yuan [1] - The increase in trading volume of 120 million yuan indicates a strong interest from investors [1] - The percentage increase of 67.47% suggests a notable surge in trading activity compared to the previous day [1]