VIVIX vs. PKAIX

Last updated Jun 3, 2026

VIVIX (Vanguard Value Index Fund Institutional Shares) and PKAIX (PIMCO RAE US Fund) are both Large Cap Value Equities funds. Over the past 10 years, VIVIX returned 12.38%/yr vs 14.13%/yr for PKAIX. Their correlation of 0.92 suggests significant overlap in exposure. VIVIX charges 0.04%/yr vs 0.40%/yr for PKAIX.

Performance

VIVIX vs. PKAIX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Vanguard Value Index Fund Institutional Shares (VIVIX) and PIMCO RAE US Fund (PKAIX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, VIVIX achieves a 11.28% return, which is significantly lower than PKAIX's 23.68% return. Over the past 10 years, VIVIX has underperformed PKAIX with an annualized return of 12.38%, while PKAIX has yielded a comparatively higher 14.13% annualized return.

VIVIX

• 1D: -0.21%
• 1M: 2.65%
• YTD: 11.28%
• 6M: 13.13%
• 1Y: 25.77%
• 3Y*: 17.91%
• 5Y*: 11.17%
• 10Y*: 12.38%

PKAIX

• 1D: 0.72%
• 1M: 6.84%
• YTD: 23.68%
• 6M: 20.97%
• 1Y: 43.85%
• 3Y*: 25.23%
• 5Y*: 14.74%
• 10Y*: 14.13%

*Multi-year figures are annualized to reflect compound growth (CAGR)

VIVIX vs. PKAIX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
VIVIX Vanguard Value Index Fund Institutional Shares	11.28%	15.30%	15.99%	9.23%	-2.05%	26.50%	2.30%	25.83%	-5.44%	17.14%
PKAIX PIMCO RAE US Fund	23.68%	17.19%	16.28%	17.02%	-3.36%	27.74%	3.94%	24.92%	-6.92%	16.51%

Correlation

The correlation between VIVIX and PKAIX is 0.81, indicating a strong positive relationship between their price movements. Combining them offers limited diversification - they tend to fall together during downturns.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.81
Correlation (3Y) Calculated over the trailing 3-year period	0.85
Correlation (5Y) Calculated over the trailing 5-year period	0.88
Correlation (10Y) Calculated over the trailing 10-year period	0.91
Correlation (All Time) Calculated using the full available price history since Jun 8, 2015	0.92

The correlation between VIVIX and PKAIX shifts across timeframes, from 0.81 (1 year) to 0.92 (all time), reflecting how their relationship changes across market environments.

Return for Risk

VIVIX vs. PKAIX — Risk / Return Rank

Compare risk-adjusted metric ranks to identify better-performing investments over the past 12 months.

VIVIX

VIVIX Risk / Return Rank: 79
VIVIX Sharpe Ratio Rank: 79
VIVIX Sortino Ratio Rank: 77
VIVIX Omega Ratio Rank: 69
VIVIX Calmar Ratio Rank: 86
VIVIX Martin Ratio Rank: 82

PKAIX

PKAIX Risk / Return Rank: 94
PKAIX Sharpe Ratio Rank: 96
PKAIX Sortino Ratio Rank: 92
PKAIX Omega Ratio Rank: 88
PKAIX Calmar Ratio Rank: 98
PKAIX Martin Ratio Rank: 97

The rank (0–100) shows how this investment's returns compare to the risk taken. Higher = better. Based on the past 12 months of data, combining Sharpe, Sortino, and other metrics used by quantitative funds and institutional investors.

VIVIX vs. PKAIX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Vanguard Value Index Fund Institutional Shares (VIVIX) and PIMCO RAE US Fund (PKAIX). 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.

	VIVIX	PKAIX	Difference
Sharpe ratio Return per unit of total volatility	2.59	3.45	-0.86
Sortino ratio Return per unit of downside risk	3.70	4.66	-0.96
Omega ratio Gain probability vs. loss probability	1.46	1.61	-0.15
Calmar ratio Return relative to maximum drawdown	4.11	8.52	-4.41
Martin ratio Return relative to average drawdown	15.53	26.24	-10.71
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

VIVIX vs. PKAIX - Sharpe Ratio Comparison

The current VIVIX Sharpe Ratio is 2.59, which is comparable to the PKAIX Sharpe Ratio of 3.45. The chart below compares the historical Sharpe Ratios of VIVIX and PKAIX, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

Sharpe Ratios by Period

	VIVIX	PKAIX	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	2.59	3.45	-0.86
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.81	0.83	-0.03
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.74	0.75	-0.01
Sharpe Ratio (All Time) Calculated using the full available price history	0.41	0.69	-0.28

Drawdowns

VIVIX vs. PKAIX - Drawdown Comparison

The maximum VIVIX drawdown since its inception was -59.30%, which is greater than PKAIX's maximum drawdown of -38.56%. Use the drawdown chart below to compare losses from any high point for VIVIX and PKAIX.

Drawdown Indicators

	VIVIX	PKAIX	Difference
Max Drawdown Largest peak-to-trough decline	-59.30%	-38.56%	-20.74%
Max Drawdown (1Y) Largest decline over 1 year	-6.36%	-5.15%	-1.21%
Max Drawdown (3Y) Largest decline over 3 years	-14.40%	-20.31%	+5.91%
Max Drawdown (5Y) Largest decline over 5 years	-17.12%	-20.64%	+3.52%
Max Drawdown (10Y) Largest decline over 10 years	-36.80%	-38.56%	+1.76%
Current Drawdown Current decline from peak	-0.30%	0.00%	-0.30%
Average Drawdown Average peak-to-trough decline	-9.26%	-4.72%	-4.54%
Ulcer Index Depth and duration of drawdowns from previous peaks	1.69%	1.67%	+0.02%

Volatility

VIVIX vs. PKAIX - Volatility Comparison

The current volatility for Vanguard Value Index Fund Institutional Shares (VIVIX) is 2.65%, while PIMCO RAE US Fund (PKAIX) has a volatility of 3.14%. This indicates that VIVIX experiences smaller price fluctuations and is considered to be less risky than PKAIX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	VIVIX	PKAIX	Difference
Volatility (1M) Calculated over the trailing 1-month period	2.65%	3.14%	-0.49%
Volatility (6M) Calculated over the trailing 6-month period	7.60%	9.39%	-1.79%
Volatility (1Y) Calculated over the trailing 1-year period	10.06%	12.89%	-2.83%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	13.91%	17.79%	-3.88%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	16.74%	18.85%	-2.11%

VIVIX vs. PKAIX - Expense Ratio Comparison

VIVIX has a 0.04% expense ratio, which is lower than PKAIX's 0.40% expense ratio.

Dividends

VIVIX vs. PKAIX - Dividend Comparison

VIVIX's dividend yield for the trailing twelve months is around 1.88%, less than PKAIX's 11.13% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
PKAIX PIMCO RAE US Fund	11.13%	13.77%	16.77%	6.65%	8.09%	10.03%	3.20%	4.91%	6.85%	5.85%	5.33%	3.49%
VIVIX Vanguard Value Index Fund Institutional Shares	1.88%	2.04%	2.31%	2.46%	2.52%	2.15%	2.55%	2.50%	2.73%	2.30%	2.46%	2.61%

Frequently Asked Questions

Can I hold both VIVIX and PKAIX in my portfolio?

VIVIX and PKAIX have a correlation of 0.81, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, VIVIX or PKAIX?

PKAIX has higher volatility (3.14%) compared to VIVIX (2.65%). In terms of maximum drawdown, VIVIX dropped -59.30% vs PKAIX's -38.56%.

Which has better risk-adjusted returns?

PKAIX currently has the higher Sharpe Ratio (3.45 vs 2.59), 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.