VMFVX vs. VUSUX

Last updated Jun 23, 2026

VMFVX (Vanguard S&P Mid-Cap 400 Value Index Fund Institutional Shares) and VUSUX (Vanguard Long-Term Treasury Fund Admiral Shares) are both mutual funds - VMFVX is a Mid Cap Value Equities fund managed by Vanguard, while VUSUX is a Government Bonds fund managed by Vanguard. Over the past 10 years, VMFVX returned 10.69%/yr vs -0.98%/yr for VUSUX. At a correlation of -0.24, they often move in opposite directions. VMFVX charges 0.08%/yr vs 0.10%/yr for VUSUX.

Performance

VMFVX vs. VUSUX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Vanguard S&P Mid-Cap 400 Value Index Fund Institutional Shares (VMFVX) and Vanguard Long-Term Treasury Fund Admiral Shares (VUSUX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, VMFVX achieves a 10.96% return, which is significantly higher than VUSUX's 0.76% return. Over the past 10 years, VMFVX has outperformed VUSUX with an annualized return of 10.69%, while VUSUX has yielded a comparatively lower -0.98% annualized return.

VMFVX

• 1D: 0.89%
• 1M: 3.13%
• YTD: 10.96%
• 6M: 8.89%
• 1Y: 22.11%
• 3Y*: 13.31%
• 5Y*: 9.31%
• 10Y*: 10.69%

VUSUX

• 1D: 0.51%
• 1M: 2.75%
• YTD: 0.76%
• 6M: 1.26%
• 1Y: 5.39%
• 3Y*: -0.23%
• 5Y*: -5.71%
• 10Y*: -0.98%

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

VMFVX vs. VUSUX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
VMFVX Vanguard S&P Mid-Cap 400 Value Index Fund Institutional Shares	10.96%	7.57%	10.59%	16.49%	-7.03%	30.54%	3.68%	26.18%	-11.90%	12.27%
VUSUX Vanguard Long-Term Treasury Fund Admiral Shares	0.76%	5.66%	-6.30%	3.43%	-29.51%	-4.71%	18.10%	14.26%	-1.80%	8.72%

Correlation

The correlation between VMFVX and VUSUX is 0.29, which is low. Their price movements are largely independent, making them effective diversification partners.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.29
Correlation (3Y) Calculated over the trailing 3-year period	0.22
Correlation (5Y) Calculated over the trailing 5-year period	0.07
Correlation (10Y) Calculated over the trailing 10-year period	-0.12
Correlation (All Time) Calculated using the full available price history since Jan 3, 2011	-0.24

The correlation between VMFVX and VUSUX shifts across timeframes, from -0.24 (all time) to 0.29 (1 year), reflecting how their relationship changes across market environments.

Return for Risk

VMFVX vs. VUSUX — Risk / Return Rank

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

VMFVX

VMFVX Risk / Return Rank: 32
VMFVX Sharpe Ratio Rank: 30
VMFVX Sortino Ratio Rank: 33
VMFVX Omega Ratio Rank: 28
VMFVX Calmar Ratio Rank: 36
VMFVX Martin Ratio Rank: 35

VUSUX

VUSUX Risk / Return Rank: 7
VUSUX Sharpe Ratio Rank: 8
VUSUX Sortino Ratio Rank: 7
VUSUX Omega Ratio Rank: 7
VUSUX Calmar Ratio Rank: 8
VUSUX Martin Ratio Rank: 7

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.

VMFVX vs. VUSUX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Vanguard S&P Mid-Cap 400 Value Index Fund Institutional Shares (VMFVX) and Vanguard Long-Term Treasury Fund Admiral Shares (VUSUX). 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.

	VMFVX	VUSUX	Difference
Sharpe ratio: Return per unit of total volatility	1.47	0.60	+0.87
Sortino ratio: Return per unit of downside risk	2.22	0.91	+1.30
Omega ratio: Gain probability vs. loss probability	1.26	1.11	+0.15
Calmar ratio: Return relative to maximum drawdown	2.13	0.74	+1.40
Martin ratio: Return relative to average drawdown	7.36	1.85	+5.52

VMFVX vs. VUSUX - Sharpe Ratio Comparison

The current VMFVX Sharpe Ratio is 1.47, which is higher than the VUSUX Sharpe Ratio of 0.60. The chart below compares the historical Sharpe Ratios of VMFVX and VUSUX, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

Drawdowns

VMFVX vs. VUSUX - Drawdown Comparison

The maximum VMFVX drawdown since its inception was -45.79%, roughly equal to the maximum VUSUX drawdown of -46.12%. Use the drawdown chart below to compare losses from any high point for VMFVX and VUSUX.

Drawdown Indicators

	VMFVX	VUSUX	Difference
Max Drawdown Largest peak-to-trough decline	-45.79%	-46.12%	+0.33%
Max Drawdown (1Y) Largest decline over 1 year	-10.52%	-7.18%	-3.34%
Max Drawdown (3Y) Largest decline over 3 years	-22.46%	-17.67%	-4.79%
Max Drawdown (5Y) Largest decline over 5 years	-22.46%	-41.34%	+18.88%
Max Drawdown (10Y) Largest decline over 10 years	-45.79%	-46.12%	+0.33%
Current Drawdown Current decline from peak	-0.97%	-35.50%	+34.53%
Average Drawdown Average peak-to-trough decline	-5.47%	-11.58%	+6.11%
Ulcer Index Depth and duration of drawdowns from previous peaks	3.04%	2.85%	+0.19%

Volatility

VMFVX vs. VUSUX - Volatility Comparison

Vanguard S&P Mid-Cap 400 Value Index Fund Institutional Shares (VMFVX) has a higher volatility of 4.23% compared to Vanguard Long-Term Treasury Fund Admiral Shares (VUSUX) at 2.08%. This indicates that VMFVX's price experiences larger fluctuations and is considered to be riskier than VUSUX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	VMFVX	VUSUX	Difference
Volatility (1M) Calculated over the trailing 1-month period	4.23%	2.08%	+2.15%
Volatility (6M) Calculated over the trailing 6-month period	10.68%	6.15%	+4.53%
Volatility (1Y) Calculated over the trailing 1-year period	15.25%	8.75%	+6.50%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	19.45%	14.58%	+4.87%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	21.89%	13.76%	+8.13%

VMFVX vs. VUSUX - Expense Ratio Comparison

VMFVX has a 0.08% expense ratio, which is lower than VUSUX's 0.10% expense ratio. Despite the difference, both funds are considered low-cost compared to the broader market, where average expense ratios usually range from 0.3% to 0.9%.

Dividends

VMFVX vs. VUSUX - Dividend Comparison

VMFVX's dividend yield for the trailing twelve months is around 1.70%, less than VUSUX's 4.53% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
VMFVX Vanguard S&P Mid-Cap 400 Value Index Fund Institutional Shares	1.70%	1.88%	1.81%	1.58%	2.04%	1.81%	2.48%	1.94%	2.01%	1.56%	1.42%	1.73%
VUSUX Vanguard Long-Term Treasury Fund Admiral Shares	4.53%	4.39%	4.15%	3.43%	3.05%	4.46%	10.28%	2.92%	2.91%	2.74%	5.38%	5.62%

Frequently Asked Questions

Can I hold both VMFVX and VUSUX in my portfolio?

VMFVX and VUSUX have a correlation of 0.29, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, VMFVX or VUSUX?

VMFVX has higher volatility (4.23%) compared to VUSUX (2.08%). In terms of maximum drawdown, VMFVX dropped -45.79% vs VUSUX's -46.12%.

Which has better risk-adjusted returns?

VMFVX currently has the higher Sharpe Ratio (1.47 vs 0.60), 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.