SPYG vs VTI: Correlation & Overlap
Measured on weekly returns over the past three years, SPDR Portfolio S&P 500 Growth ETF (SPYG) and Vanguard Total Stock Market ETF (VTI) carry a correlation of 0.94, a very strong link. The two funds also share 59.5% of their portfolios by weight.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are SPYG and VTI?
Across a 3-year window, the weekly returns of SPYG and VTI correlate at 0.94, very strong, meaning they move nearly in lockstep. Little has changed lately, as the 1-year reading of 0.94 lands near the 3-year figure. Stretching to 5 years gives 0.95, with an annualized covariance of 260.7 %².
Among the 97 assets we track against SPYG, VTI ranks #9 by 3-year correlation. Twelve-month performance is nearly a tie, at +22.4% for SPYG and +20.7% for VTI. Stability stands out here, with the rolling one-year correlation confined to 0.89 through 0.97.
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.
SPYG vs VTI: side by side
| SPYG (SPDR Portfolio S&P 500 Growth ETF) | VTI (Vanguard Total Stock Market ETF) | |
|---|---|---|
| 1-year return | +22.4% | +20.7% |
| 5-year return | +85.9% | +74.8% |
| Volatility (ann.) | 18.9% | 14.6% |
| Beta vs S&P 500 | 1.25 | 1.01 |
| Max drawdown (3Y) | -22.1% | -19.3% |
| Dividend yield | 0.49% | 1.06% |
| Expense ratio | 0.04% | 0.03% |
| Assets under management | $52.2B | $2,290.0B |
| Sector / category | ETF · US Style | ETF · US Large Cap |
SPYG is a Large Growth fund from State Street Investment Management: $52.2B under management, 148 holdings, a 0.04% expense ratio, a 0.49% trailing dividend yield. VTI, Vanguard's Large Blend fund, carries $2,290.0B under management, 3140 holdings, a 0.03% expense ratio, a 1.06% trailing dividend yield.
Portfolio overlap between SPYG and VTI
The two portfolios overlap heavily, with 148 holdings in common adding up to 59.5% of fund weight. Where correlation shows the co-movement, the overlap shows its source.
| Common holding | Weight in SPYG | Weight in VTI |
|---|---|---|
| NVDA | 14.21% | 6.42% |
| AAPL | 6.44% | 6.31% |
| MSFT | 10.32% | 4.80% |
| AMZN | 3.78% | 3.66% |
| GOOGL | 5.61% | 2.91% |
| AVGO | 4.71% | 2.56% |
| GOOG | 4.49% | 2.32% |
| META | 3.54% | 1.70% |
| LLY | 2.63% | 1.36% |
| JPM | 1.82% | 1.31% |
| MU | 2.96% | 1.29% |
| BRK.B | 2.59% | 1.28% |
| TSLA | 1.69% | 1.22% |
| AMD | 2.19% | 1.08% |
| JNJ | 1.07% | 0.86% |
Largest positions held only by SPYG: . Only by VTI: XOM (0.90%), WMT (0.68%), COST (0.59%), BAC (0.55%), UNH (0.52%).
Overlap = sum of the smaller of the two weights across common holdings, from issuer disclosures as of 2026-08-26. Top 15 common positions shown.
Year-by-year returns
| Year | SPYG | VTI |
|---|---|---|
| 2022 | -29.4% | -19.5% |
| 2023 | +30.0% | +26.0% |
| 2024 | +36.0% | +23.8% |
| 2025 | +22.1% | +17.1% |
| 2026 | +14.5% | +14.2% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are SPYG and VTI good diversifiers for each other?
No: a correlation of 0.94 means SPYG and VTI tend to fall together, which is precisely when diversification is supposed to help. The 59.5% holdings overlap makes the redundancy concrete: much of it is the same book twice.
FAQ
What is the correlation between SPYG and VTI?
The SPYG/VTI correlation stands at 0.94 on a 3-year window (1 year: 0.94, 5 years: 0.95), computed from weekly returns as of 2026-08-27.
Is VTI a good diversifier for SPYG?
No: a correlation of 0.94 means SPYG and VTI tend to fall together, which is precisely when diversification is supposed to help. The 59.5% holdings overlap makes the redundancy concrete: much of it is the same book twice.
How much do SPYG and VTI overlap?
59.5% by weight, across 148 common holdings, based on issuer-disclosed portfolios as of 2026-08-26.
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Hubs: SPYG correlations · VTI correlations
