主要持股 Market Value Shares Weight %
IVV iShares Trust 278.44 M 406.35 K 87.31%
BBH SWEEP VEHICLE 28.86 M 28.86 M 9.05%
OPTION ISSUER 10.70 M 1 081.00 3.36%
CHICAGO MERCANTILE EXCHANGE (FLOOR) 1.20 M 123.00 0.38%