VOO vs VT: Correlation & Overlap
Measured on weekly returns over the past three years, Vanguard S&P 500 ETF (VOO) and Vanguard Total World Stock ETF (VT) carry a correlation of 0.96, a very strong link. The two funds also share 57.6% of their portfolios by weight.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are VOO and VT?
Across a 3-year window, the weekly returns of VOO and VT correlate at 0.96, very strong, meaning they move nearly in lockstep. Little has changed lately, as the 1-year reading of 0.95 lands near the 3-year figure. Stretching to 5 years gives 0.97, with an annualized covariance of 192.3 %².
By 3-year correlation, VT places #7 of the 124 assets tracked against VOO. Neither side won the trailing year by much: +20.6% against +22.7%. Stability stands out here, with the rolling one-year correlation confined to 0.95 through 0.98.
How is this computed?
Pearson correlation on weekly returns: ρ(A,B) = cov(rA, rB) / (σA · σB), over windows of 52, 156 and 260 weeks. Covariance is annualized (×52) and expressed in %². Full definitions on the methodology page.
VOO vs VT: side by side
| VOO (Vanguard S&P 500 ETF) | VT (Vanguard Total World Stock ETF) | |
|---|---|---|
| 1-year return | +20.6% | +22.7% |
| 5-year return | +83.0% | +67.7% |
| Volatility (ann.) | 14.4% | 13.9% |
| Beta vs S&P 500 | 0.99 | 0.92 |
| Max drawdown (3Y) | -18.7% | -16.5% |
| Dividend yield | 1.07% | 1.59% |
| Expense ratio | 0.03% | 0.06% |
| Assets under management | $1,686.9B | $97.9B |
| Sector / category | ETF · US Large Cap | ETF · Global |
VOO, Vanguard's Large Blend fund, carries $1,686.9B under management, 503 holdings, a 0.03% expense ratio, a 1.07% trailing dividend yield. VT is a Global Large-Stock Blend fund from Vanguard: $97.9B under management, 5308 holdings, a 0.06% expense ratio, a 1.59% trailing dividend yield.
Portfolio overlap between VOO and VT
The two portfolios overlap heavily. Weighing the shared positions, 57.6% of the two funds is identical, spread across 501 common holdings. That shared book is a large part of why the returns line up.
| Common holding | Weight in VOO | Weight in VT |
|---|---|---|
| NVDA | 7.56% | 4.20% |
| AAPL | 7.05% | 4.00% |
| MSFT | 5.37% | 3.09% |
| AMZN | 4.13% | 2.36% |
| GOOGL | 3.25% | 1.89% |
| AVGO | 2.87% | 1.62% |
| GOOG | 2.62% | 1.49% |
| META | 1.90% | 1.10% |
| JPM | 1.47% | 0.84% |
| MU | 1.44% | 0.83% |
| LLY | 1.41% | 0.82% |
| TSLA | 1.36% | 0.81% |
| BRK.B | 1.46% | 0.75% |
| AMD | 1.21% | 0.69% |
| XOM | 1.00% | 0.58% |
Largest positions held only by VOO: ERIE (0.01%), PSKY (0.00%). Only by VT: 2330 (1.61%), 005930 (0.72%), ASML (0.57%), 000660 (0.56%), 700 (0.34%).
Overlap = sum of the smaller of the two weights across common holdings, from issuer disclosures as of 2026-07-31. Top 15 common positions shown.
Year-by-year returns
| Year | VOO | VT |
|---|---|---|
| 2022 | -18.2% | -18.0% |
| 2023 | +26.3% | +22.0% |
| 2024 | +25.0% | +16.5% |
| 2025 | +17.8% | +22.4% |
| 2026 | +13.7% | +15.2% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are VOO and VT good diversifiers for each other?
No: a correlation of 0.96 means VOO and VT tend to fall together, which is precisely when diversification is supposed to help. The 57.6% holdings overlap makes the redundancy concrete: much of it is the same book twice.
FAQ
What is the correlation between VOO and VT?
As of 2026-08-27, the correlation of weekly returns between VOO and VT is 0.96 over 3 years, 0.95 over 1 year and 0.97 over 5 years.
Is VT a good diversifier for VOO?
No: a correlation of 0.96 means VOO and VT tend to fall together, which is precisely when diversification is supposed to help. The 57.6% holdings overlap makes the redundancy concrete: much of it is the same book twice.
How much do VOO and VT overlap?
The two funds share 501 holdings amounting to 57.6% of weight, per issuer portfolio files dated 2026-07-31.
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Hubs: VOO correlations · VT correlations
