RBNNX vs. VWEAX

Last updated Jun 3, 2026

RBNNX (Robinson Opportunistic Income Fund) and VWEAX (Vanguard High-Yield Corporate Fund Admiral Shares) are both High Yield Bonds funds. Over the past 10 years, RBNNX returned 5.43%/yr vs 5.26%/yr for VWEAX. At a 0.46 correlation, their price movements are largely independent. RBNNX charges 3.92%/yr vs 0.13%/yr for VWEAX.

Performance

RBNNX vs. VWEAX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Robinson Opportunistic Income Fund (RBNNX) and Vanguard High-Yield Corporate Fund Admiral Shares (VWEAX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, RBNNX achieves a -0.31% return, which is significantly lower than VWEAX's 1.20% return. Both investments have delivered pretty close results over the past 10 years, with RBNNX having a 5.43% annualized return and VWEAX not far behind at 5.26%.

RBNNX

• 1D: -0.39%
• 1M: -1.13%
• YTD: -0.31%
• 6M: -0.25%
• 1Y: 5.41%
• 3Y*: 9.53%
• 5Y*: 5.52%
• 10Y*: 5.43%

VWEAX

• 1D: 0.00%
• 1M: 0.36%
• YTD: 1.20%
• 6M: 2.09%
• 1Y: 7.12%
• 3Y*: 8.28%
• 5Y*: 4.19%
• 10Y*: 5.26%

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

RBNNX vs. VWEAX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
RBNNX Robinson Opportunistic Income Fund	-0.31%	5.82%	14.95%	11.36%	-7.29%	12.37%	-6.60%	17.29%	-5.22%	5.93%
VWEAX Vanguard High-Yield Corporate Fund Admiral Shares	1.20%	9.49%	6.42%	11.79%	-8.95%	3.04%	5.41%	15.92%	-2.80%	7.17%

Correlation

The correlation between RBNNX and VWEAX is 0.49, which is low. Their price movements are largely independent, making them effective diversification partners.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.49
Correlation (3Y) Calculated over the trailing 3-year period	0.47
Correlation (5Y) Calculated over the trailing 5-year period	0.51
Correlation (10Y) Calculated over the trailing 10-year period	0.45
Correlation (All Time) Calculated using the full available price history since Jan 5, 2016	0.46

The correlation between RBNNX and VWEAX has been stable across timeframes, ranging from 0.45 to 0.51 - a consistent structural relationship.

Return for Risk

RBNNX vs. VWEAX — Risk / Return Rank

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

RBNNX

RBNNX Risk / Return Rank: 13
RBNNX Sharpe Ratio Rank: 13
RBNNX Sortino Ratio Rank: 12
RBNNX Omega Ratio Rank: 15
RBNNX Calmar Ratio Rank: 11
RBNNX Martin Ratio Rank: 12

VWEAX

VWEAX Risk / Return Rank: 73
VWEAX Sharpe Ratio Rank: 55
VWEAX Sortino Ratio Rank: 80
VWEAX Omega Ratio Rank: 83
VWEAX Calmar Ratio Rank: 63
VWEAX Martin Ratio Rank: 83

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.

RBNNX vs. VWEAX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Robinson Opportunistic Income Fund (RBNNX) and Vanguard High-Yield Corporate Fund Admiral Shares (VWEAX). 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.

	RBNNX	VWEAX	Difference
Sharpe ratio Return per unit of total volatility	1.02	2.20	-1.18
Sortino ratio Return per unit of downside risk	1.42	3.81	-2.39
Omega ratio Gain probability vs. loss probability	1.20	1.55	-0.35
Calmar ratio Return relative to maximum drawdown	1.12	3.05	-1.93
Martin ratio Return relative to average drawdown	3.69	15.62	-11.93
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

RBNNX vs. VWEAX - Sharpe Ratio Comparison

The current RBNNX Sharpe Ratio is 1.02, which is lower than the VWEAX Sharpe Ratio of 2.20. The chart below compares the historical Sharpe Ratios of RBNNX and VWEAX, 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

	RBNNX	VWEAX	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	1.02	2.20	-1.18
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.82	0.86	-0.04
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.52	1.00	-0.48
Sharpe Ratio (All Time) Calculated using the full available price history	0.57	1.23	-0.66

Drawdowns

RBNNX vs. VWEAX - Drawdown Comparison

The maximum RBNNX drawdown since its inception was -35.31%, which is greater than VWEAX's maximum drawdown of -30.05%. Use the drawdown chart below to compare losses from any high point for RBNNX and VWEAX.

Drawdown Indicators

	RBNNX	VWEAX	Difference
Max Drawdown Largest peak-to-trough decline	-35.31%	-30.05%	-5.26%
Max Drawdown (1Y) Largest decline over 1 year	-5.10%	-2.52%	-2.58%
Max Drawdown (3Y) Largest decline over 3 years	-11.02%	-3.32%	-7.70%
Max Drawdown (5Y) Largest decline over 5 years	-13.55%	-13.77%	+0.22%
Max Drawdown (10Y) Largest decline over 10 years	-35.31%	-19.68%	-15.63%
Current Drawdown Current decline from peak	-2.16%	0.00%	-2.16%
Average Drawdown Average peak-to-trough decline	-3.87%	-2.12%	-1.75%
Ulcer Index Depth and duration of drawdowns from previous peaks	1.55%	0.49%	+1.06%

Volatility

RBNNX vs. VWEAX - Volatility Comparison

Robinson Opportunistic Income Fund (RBNNX) has a higher volatility of 1.28% compared to Vanguard High-Yield Corporate Fund Admiral Shares (VWEAX) at 0.99%. This indicates that RBNNX's price experiences larger fluctuations and is considered to be riskier than VWEAX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	RBNNX	VWEAX	Difference
Volatility (1M) Calculated over the trailing 1-month period	1.28%	0.99%	+0.29%
Volatility (6M) Calculated over the trailing 6-month period	4.75%	2.65%	+2.10%
Volatility (1Y) Calculated over the trailing 1-year period	5.43%	3.26%	+2.17%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	6.80%	4.91%	+1.89%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	10.44%	5.28%	+5.16%

RBNNX vs. VWEAX - Expense Ratio Comparison

RBNNX has a 3.92% expense ratio, which is higher than VWEAX's 0.13% expense ratio.

Dividends

RBNNX vs. VWEAX - Dividend Comparison

RBNNX's dividend yield for the trailing twelve months is around 7.34%, more than VWEAX's 6.36% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
RBNNX Robinson Opportunistic Income Fund	7.34%	5.19%	3.80%	2.81%	2.54%	3.64%	6.84%	6.93%	9.84%	5.95%	7.29%	0.00%
VWEAX Vanguard High-Yield Corporate Fund Admiral Shares	6.36%	6.25%	6.20%	5.79%	5.21%	3.49%	4.71%	5.33%	6.07%	5.39%	5.51%	6.53%

Frequently Asked Questions

Can I hold both RBNNX and VWEAX in my portfolio?

RBNNX and VWEAX have a correlation of 0.49, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, RBNNX or VWEAX?

RBNNX has higher volatility (1.28%) compared to VWEAX (0.99%). In terms of maximum drawdown, RBNNX dropped -35.31% vs VWEAX's -30.05%.

Which has better risk-adjusted returns?

VWEAX currently has the higher Sharpe Ratio (2.20 vs 1.02), 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.