iShares Total U.S. Stock Market Index Fund
Data updated: 2026-06-25
C000159048 — iShares Total U.S. Stock Market Index Fund data: holdings, portfolio allocation, expenses, performance, cashflows, risk and SEC filings. United States Large Cap Blend / Core Equity · $4.52B AUM · 0.33% expense ratio · 30.6% 1-yr return. From SEC regulatory filings.
C000159048 Fund Overview
iShares Total U.S. Stock Market Index Fund is a US mutual fund managed by Blackrock Funds, categorised as United States Large Cap Blend / Core Equity. ABC INVEST provides holdings, performance, costs, cashflows, risk data, prospectus documents and SEC filings, sourced from SEC filings.
- Type: US mutual fund
- Manager: Blackrock Funds
- Category: United States Large Cap Blend / Core Equity
- Assets under management: $4.52B
- 1-year return: 30.6%
- SEC CIK: 0000844779
- SEC series ID: S000050372
- Share class ID: C000159048
C000159048 Holdings
Top 10 holdings of iShares Total U.S. Stock Market Index Fund by percentage of net assets, from the fund's latest SEC N-PORT filing.
| Holding | % of net assets |
|---|---|
| NVIDIA Corp | 6.71% |
| Apple Inc | 5.62% |
| Microsoft Corp | 4.35% |
| Amazon.com Inc | 3.65% |
| Alphabet Inc | 3.21% |
| Broadcom Inc | 2.77% |
| Alphabet Inc | 2.60% |
| Meta Platforms Inc | 1.92% |
| Tesla Inc | 1.55% |
| BlackRock Funds III | 1.36% |
C000159048 Portfolio Allocation
Asset-class allocation of iShares Total U.S. Stock Market Index Fund by percentage of net assets, from the latest SEC N-PORT filing.
| Asset class | Allocation |
|---|---|
| Equity | 99.9% |
| Cash & Equivalents | 1.4% |
C000159048 Performance
Total returns for C000159048 (as of 2026-08-01), from SEC filings.
| Period | Total return |
|---|---|
| YTD | 5.7% |
| 1 year | 30.6% |
| 3 years (annualised) | 21.0% |
| 5 years (annualised) | 11.6% |
C000159048 Risk Information
Risk metrics for C000159048, derived from monthly returns in SEC filings.
- 1-year volatility (annualised): 13.2%
C000159048 Costs and Fees
C000159048 costs about $33 per $10,000 invested per year in fund expenses.
- Net expense ratio: 0.33%
- Gross expense ratio: 0.33%
- Portfolio turnover: 8%
- Brokerage commissions: 0.13 bps of average net assets (SEC N-CEN)
C000159048 Cashflows
Over the 12 months to 2026-04, iShares Total U.S. Stock Market Index Fund had net outflows of $201.28M, from monthly SEC N-PORT filings.
| Month | Net flow |
|---|---|
| 2026-04 | −$119.35K |
| 2026-03 | $32.13M |
| 2026-02 | $7.82M |
| 2026-01 | −$190.79M |
| 2025-12 | $6.93M |
| 2025-11 | −$12.34M |
C000159048 Debt Constituents
No individual debt constituents are reported in iShares Total U.S. Stock Market Index Fund's latest SEC N-PORT filing.
C000159048 Prospectus and SEC Filings
Official iShares Total U.S. Stock Market Index Fund filings on SEC EDGAR — prospectus, portfolio holdings and annual reports.
Related Funds
Other United States Large Cap Blend / Core Equity funds tracked on ABC INVEST:
Data Sources
ABC INVEST compiles this page from public filings made to the U.S. Securities and Exchange Commission (SEC) through EDGAR: portfolio holdings and monthly cashflows from Form N-PORT, expenses and returns from fund prospectuses (Form 485BPOS) and the SEC DERA Risk/Return Summary data sets, annual data from Form N-CEN, and shareholder reports from Form N-CSR.