全球最大的黄金ETF SPDR Gold Trust持仓量为936.51吨，较前一个交易日维持不变。

Group 1 - The largest gold ETF, SPDR Gold Trust, has a holding of 936.51 tons, which remains unchanged from the previous trading day [1] - The ETF's holding data is updated around 5:30 AM Beijing time from Tuesday to Saturday, reflecting the previous day's holdings [4] Group 2 - Recent changes in the ETF holdings include an increase of 0.86 tons and a decrease of 2.29 tons on specific dates, indicating fluctuations in investor sentiment [3]