SPY vs VTI: ETF overlap
Holdings as of June 30, 2026 · issuer data, refreshed daily
SPY and VTI hold 500 of the same stocks, overlapping by 85.6% of portfolio weight — these funds are close substitutes, and holding both adds duplication rather than diversification. Pick one on costs and convenience, or check whether the pairing concentrates your wider portfolio. The largest shared position is NVIDIA CORP (NVDA), at 8.1% of SPY and 6.3% of VTI.
Top shared holdings
| Company | Ticker | % of SPY | % of VTI |
|---|---|---|---|
| NVIDIA CORP | NVDA | 8.13% | 6.32% |
| APPLE INC | AAPL | 6.89% | 5.84% |
| MICROSOFT CORP | MSFT | 5.57% | 3.81% |
| AMAZON.COM INC | AMZN | 4.03% | 3.17% |
| ALPHABET INC CL A | GOOGL | 3.11% | 2.88% |
| BROADCOM INC | AVGO | 3.03% | 2.46% |
| ALPHABET INC CL C | GOOG | 2.50% | 2.27% |
| META PLATFORMS INC CLASS A | META | 1.95% | 1.70% |
| MICRON TECHNOLOGY INC | MU | 1.48% | 1.79% |
| ELI LILLY + CO | LLY | 1.41% | 1.40% |
Where the funds tilt differently
| Sector | SPY | VTI | Difference |
|---|---|---|---|
| Technology | 31.0% | 29.0% | +2.0% SPY |
| Industrials | 8.0% | 10.0% | -2.0% VTI |
| Real Estate | 2.0% | 3.0% | -1.0% VTI |
| Communication Services | 9.0% | 8.0% | +1.0% SPY |
Fund facts
| SPY | VTI | |
|---|---|---|
| Fund | State Street SPDR S&P 500 ETF | Vanguard Morningstar Total Stock Market ETF |
| Style | Growth | Blend |
| Assets | $824.7B | — |
| Beta | 1.01 | 1.02 |
| Top sectors | Technology 31%, Financial Services 13%, Healthcare 12% | Technology 29%, Financial Services 13%, Healthcare 12% |
Overlap is the sum, over every stock held by both funds, of the smaller of its two portfolio weights — computed from 504 listed constituents of SPY (covering 100% of the fund) and 1,187 of VTI (covering 98%). Constituent data refreshes daily. How this is computed: methodology. Informational only, not investment advice — see disclosures.
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