VLACX vs. VOO
VLACX (Vanguard Large Cap Index Fund) and VOO (Vanguard S&P 500 ETF) are both funds - VLACX is a Large Cap Blend Equities fund managed by Vanguard, while VOO is a S&P 500 fund tracking the S&P 500 Index. Over the past 10 years, VLACX returned 15.57%/yr vs 15.61%/yr for VOO. With a 1.00 correlation, they move nearly in lockstep. VLACX charges 0.17%/yr vs 0.03%/yr for VOO.
Performance
VLACX vs. VOO - Performance Comparison
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Returns By Period
In the year-to-date period, VLACX achieves a 9.44% return, which is significantly higher than VOO's 8.19% return. Both investments have delivered pretty close results over the past 10 years, with VLACX having a 15.57% annualized return and VOO not far ahead at 15.61%.
VLACX
- 1D
- -0.44%
- 1M
- 0.21%
- YTD
- 9.44%
- 6M
- 8.44%
- 1Y
- 25.00%
- 3Y*
- 21.20%
- 5Y*
- 12.85%
- 10Y*
- 15.57%
VOO
- 1D
- -1.42%
- 1M
- -1.34%
- YTD
- 8.19%
- 6M
- 7.24%
- 1Y
- 23.69%
- 3Y*
- 20.78%
- 5Y*
- 13.13%
- 10Y*
- 15.61%
VLACX vs. VOO - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
VLACX Vanguard Large Cap Index Fund | 9.44% | 17.60% | 24.61% | 27.10% | -19.78% | 26.87% | 20.88% | 31.22% | -4.60% | 21.89% |
VOO Vanguard S&P 500 ETF | 8.19% | 17.82% | 24.98% | 26.32% | -18.17% | 28.79% | 18.32% | 31.37% | -4.50% | 21.77% |
Correlation
The correlation between VLACX and VOO is 0.99 - these two move nearly in lockstep. At this level, holding both provides almost no diversification benefit. If you already own one, adding the other does little to reduce portfolio risk.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | 0.99 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.99 |
Correlation (5Y) Calculated over the trailing 5-year period | 1.00 |
Correlation (10Y) Calculated over the trailing 10-year period | 1.00 |
Correlation (All Time) Calculated using the full available price history since Sep 9, 2010 | 1.00 |
The correlation between VLACX and VOO has been stable across timeframes, ranging from 0.99 to 1.00 - a consistent structural relationship.
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Return for Risk
VLACX vs. VOO — Risk / Return Rank
VLACX
VOO
VLACX vs. VOO - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Vanguard Large Cap Index Fund (VLACX) and Vanguard S&P 500 ETF (VOO). Risk-adjusted metrics are performance indicators that assess an investment's returns in relation to its risk, enabling a more accurate comparison of different investment options.
Values are calculated on a 1-year rolling basis and updated daily. Risk-adjusted metrics are more stable over longer periods — use the period switch above to explore them.
| VLACX | VOO | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | +0.18 | ||
| Sortino ratioReturn per unit of downside risk | +0.23 | ||
| Omega ratioGain probability vs. loss probability | 1.38 | 1.35 | +0.03 |
| Calmar ratioReturn relative to maximum drawdown | 2.85 | 2.67 | +0.18 |
| Martin ratioReturn relative to average drawdown | 12.69 | 11.96 | +0.73 |
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Drawdowns
VLACX vs. VOO - Drawdown Comparison
The maximum VLACX drawdown since its inception was -54.81%, which is greater than VOO's maximum drawdown of -33.99%. Use the drawdown chart below to compare losses from any high point for VLACX and VOO.
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Drawdown Indicators
| VLACX | VOO | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -54.81% | -33.99% | -20.82% |
Max Drawdown (1Y)Largest decline over 1 year | -9.22% | -8.90% | -0.32% |
Max Drawdown (3Y)Largest decline over 3 years | -19.27% | -18.69% | -0.58% |
Max Drawdown (5Y)Largest decline over 5 years | -25.72% | -24.52% | -1.20% |
Max Drawdown (10Y)Largest decline over 10 years | -33.97% | -33.99% | +0.02% |
Current DrawdownCurrent decline from peak | -1.79% | -3.14% | +1.35% |
Average DrawdownAverage peak-to-trough decline | -6.91% | -3.68% | -3.23% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 2.07% | 1.99% | +0.08% |
Volatility
VLACX vs. VOO - Volatility Comparison
Vanguard Large Cap Index Fund (VLACX) and Vanguard S&P 500 ETF (VOO) have volatilities of 4.79% and 4.83%, respectively, indicating that both stocks experience similar levels of price fluctuations. This suggests that the risk associated with both stocks, as measured by volatility, is nearly the same. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| VLACX | VOO | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 4.79% | 4.83% | -0.04% |
Volatility (6M)Calculated over the trailing 6-month period | 9.91% | 9.82% | +0.09% |
Volatility (1Y)Calculated over the trailing 1-year period | 12.60% | 12.46% | +0.14% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 17.26% | 16.91% | +0.35% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 18.25% | 18.02% | +0.23% |
VLACX vs. VOO - Expense Ratio Comparison
VLACX has a 0.17% expense ratio, which is higher than VOO's 0.03% expense ratio. However, both funds are considered low-cost compared to the broader market, where average expense ratios usually range from 0.3% to 0.9%.
Dividends
VLACX vs. VOO - Dividend Comparison
VLACX's dividend yield for the trailing twelve months is around 0.87%, less than VOO's 1.05% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
VLACX Vanguard Large Cap Index Fund | 0.87% | 0.71% | 0.86% | 1.30% | 1.51% | 1.07% | 1.35% | 1.72% | 1.95% | 1.64% | 1.87% | 1.84% |
VOO Vanguard S&P 500 ETF | 1.05% | 1.13% | 1.24% | 1.46% | 1.69% | 1.25% | 1.54% | 1.88% | 2.06% | 1.78% | 2.02% | 2.10% |
Frequently Asked Questions
With a correlation of 0.99, VLACX and VOO move almost identically. Holding both adds very little diversification - you're essentially doubling your position in the same market segment. Choosing one is usually more capital-efficient.
VOO has higher volatility (4.83%) compared to VLACX (4.79%). In terms of maximum drawdown, VLACX dropped -54.81% vs VOO's -33.99%.
VLACX currently has the higher Sharpe Ratio (2.09 vs 1.91), meaning it's delivered slightly more return per unit of risk over the trailing 12 months. However, this ranking shifts over time - use the Risk/Return Score above for a more comprehensive view that combines Sharpe, Sortino, and other measures used by quantitative funds.
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