ITOT vs VOO
iShares Core S&P Total U.S. Stock Market ETF vs Vanguard S&P 500 ETF
Last updated: 2026-04-02
iShares Core S&P Total U.S. Stock Market ETF (ITOT) is an exchange-traded fund issued by iShares that provides exposure to the total U.S. stock market across all capitalizations. It charges a very low expense ratio of 0.03%. The fund offers a moderate dividend yield of 1.12%. Launched in 2004, the fund has a 22-year track record.
Vanguard S&P 500 ETF (VOO) is an exchange-traded fund issued by Vanguard that provides exposure to large-cap U.S. equities across growth and value styles. It charges a very low expense ratio of 0.03%. The fund offers a moderate dividend yield of 1.18%. Launched in 2010, the fund has a 16-year track record.
Quick Verdict
Both funds have delivered similar 1-year returns (17.2% vs 16.8%), tracking closely.
Key Metrics
Performance Chart
Indexed to 100 at start (5-year comparison)
Performance Comparison
Fee Impact Over Time
Estimated fee cost difference assuming 8% annual returns
Risk Metrics
Based on 5 years of daily returns
Dividend Comparison
Top Holdings
9 of top 9 holdings overlap (100% overlap in top holdings)
ITOT Top Holdings
| Name | Weight |
|---|---|
| NVIDIA CorporationNVDA | 6.59% |
| Apple Inc.AAPL | 5.91% |
| Microsoft CorporationMSFT | 4.29% |
| Amazon.com, Inc.AMZN | 3.15% |
| Broadcom Inc.AVGO | 2.31% |
| Alphabet Inc.GOOG | 2.07% |
| Meta Platforms, Inc.META | 1.86% |
| Tesla, Inc.TSLA | 1.65% |
| Berkshire Hathaway Inc.BRK.B | 1.39% |
VOO Top Holdings
| Name | Weight |
|---|---|
| NVIDIA CorporationNVDA | 7.31% |
| Apple Inc.AAPL | 6.63% |
| Microsoft CorporationMSFT | 4.96% |
| Amazon.com, Inc.AMZN | 3.47% |
| Broadcom Inc.AVGO | 2.56% |
| Alphabet Inc.GOOG | 2.46% |
| Meta Platforms, Inc.META | 2.40% |
| Tesla, Inc.TSLA | 1.92% |
| Berkshire Hathaway Inc.BRK.B | 1.57% |