3ISHUS
iShares Core S&P Total U.S. Stock Market ETF
2,502holdings
0.03%annual fee
USmarket
Valuation1,120 companies covered
26.6×P / E94% by weight
4.89×P / B84% by weight
3.8%Earnings yield
ETF comparisons / 3ISH vs VOO
Fund comparison · 3ISH · VOO 2026-06-30
3ISH vs VOO
iShares Core S&P Total U.S. Stock Market ETF compared with VANGUARD 500 INDEX FUND
These funds provide similar company exposure.3ISH has 727 companies outside the overlap; VOO has 36.
VOOUS equity
VANGUARD 500 INDEX FUND
520holdings
0.03%annual fee
USmarket
Valuation494 companies covered
27.2×P / E97% by weight
5.57×P / B85% by weight
3.7%Earnings yield
Price development
Both lines rebased to 0% over their shared dates
Largest shared positions
469 companies held in both funds
3ISH weight
VOO weight
| Shared company | 3ISH | VOO |
|---|---|---|
| NVIDIA CORP NVDA | 6.57% | 7.51% |
| Apple Inc AAPL | 6.31% | 6.58% |
| ALPHABET INC GOOGL 2 share classes | 5.28% | 5.83% |
| ↳ ALPHABET INC-CL A GOOGL | 2.93% | 3.25% |
| ↳ ALPHABET INC-CL C GOOG | 2.34% | 2.59% |
| Microsoft Corp MSFT | 4.04% | 4.29% |
| AMAZON.COM INC AMZN | 3.31% | 3.61% |
| BROADCOM INC AVGO | 2.37% | 2.77% |
| META PLATFORMS INC-CLASS A META | 1.79% | 1.92% |
| TESLA INC TSLA | 1.54% | 1.83% |
| Micron Technology Inc MU | 1.53% | 2.02% |
| ELI LILLY & CO LLY | 1.34% | 1.47% |
| BERKSHIRE HATHAWAY INC. BRK/B | 1.30% | 1.42% |
| JPMorgan Chase & Co JPM | 1.25% | 1.25% |
| ADVANCED MICRO DEVICES AMD | 1.18% | 1.47% |
| JOHNSON & JOHNSON JNJ | 0.88% | 0.95% |
| Visa Inc V | 0.83% | 0.86% |
| Intel Corp INTC | 0.79% | 1.02% |
| WALMART INC. WMT | 0.68% | 0.77% |
| Applied Materials Inc AMAT | 0.67% | 0.89% |
| AbbVie Inc ABBV | 0.64% | 0.69% |
| CISCO SYSTEMS, INC. CSCO | 0.62% | 0.72% |
| Caterpillar Inc CAT | 0.62% | 0.76% |
| LAM RESEARCH CORPORATION LRCX | 0.61% | 0.84% |
| Mastercard Inc MA | 0.61% | 0.64% |
| Costco Wholesale Corp COST | 0.59% | 0.64% |
| UnitedHealth Group Inc UNH | 0.54% | 0.58% |
3ISH and VOO questions
Based on the holdings compared above
How much do 3ISH and VOO overlap?
3ISH and VOO overlap by 86.3% by weight, across 469 shared companies.
Which companies do 3ISH and VOO both hold?
The largest companies held in both funds are NVIDIA CORP, Apple Inc, ALPHABET INC, Microsoft Corp, AMAZON.COM INC.
Can I hold both 3ISH and VOO?
Holding both means 86.3% of that part of your portfolio is the same companies counted twice. That can suit you or not depending on your goals; this tool reports the overlap rather than giving advice.
Is 3ISH or VOO cheaper?
3ISH has a 0.03% expense ratio and VOO has 0.03%.
How do 3ISH and VOO compare on valuation?
3ISH has a weighted P/E of 26.6 and VOO has a weighted P/E of 27.2.
Compare your own portfolio
Open the analyzerSee the companies and duplicated exposure across every fund you hold.