iShares S&P 500 Index Fund Service Shares (BSPSX) - Large Blend fund with $60.39 Billion in assets. The fund allocates 29.18% of its portfolio to its top 10 holdings. It primarily invests in averagemarketcap cap stocks , with a focus on the cash and equivalents sector.
The largest holding in the fund is Apple Inc at 7.00% of total assets. This is followed by Microsoft Corp (5.98%) and Amazon.com Inc (3.69%).