RONB vs. MFUS
RONB (Baron First Principles ETF) and MFUS (PIMCO RAFI Dynamic Multi-Factor U.S. Equity ETF) are both Large Cap Growth Equities funds. RONB is actively managed, while MFUS is passively managed. At a 0.42 correlation, their price movements are largely independent. RONB charges 1.00%/yr vs 0.30%/yr for MFUS.
Performance
RONB vs. MFUS - Performance Comparison
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Returns By Period
In the year-to-date period, RONB achieves a -6.63% return, which is significantly lower than MFUS's 17.10% return.
RONB
- 1D
- -0.34%
- 1M
- -1.56%
- YTD
- -6.63%
- 6M
- -8.36%
- 1Y
- —
- 3Y*
- —
- 5Y*
- —
- 10Y*
- —
MFUS
- 1D
- -1.02%
- 1M
- 2.42%
- YTD
- 17.10%
- 6M
- 16.30%
- 1Y
- 27.79%
- 3Y*
- 21.88%
- 5Y*
- 13.08%
- 10Y*
- —
RONB vs. MFUS - Yearly Performance Comparison
| 2026 (YTD) | 2025 | |
|---|---|---|
RONB Baron First Principles ETF | -6.63% | -0.76% |
MFUS PIMCO RAFI Dynamic Multi-Factor U.S. Equity ETF | 17.10% | -0.49% |
Correlation
The correlation between RONB and MFUS is 0.42, which is low. Their price movements are largely independent, making them effective diversification partners.
| Correlation | |
|---|---|
Correlation (All Time) Calculated using the full available price history since Dec 15, 2025 | 0.42 |
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Return for Risk
RONB vs. MFUS — Risk / Return Rank
RONB
Risk / return metrics aren't available yet — we need at least 12 months of trading data to calculate them.
MFUS
RONB vs. MFUS - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Baron First Principles ETF (RONB) and PIMCO RAFI Dynamic Multi-Factor U.S. Equity ETF (MFUS). 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.
| RONB | MFUS | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | — | — | |
| Sortino ratioReturn per unit of downside risk | — | — | |
| Omega ratioGain probability vs. loss probability | — | 1.45 | — |
| Calmar ratioReturn relative to maximum drawdown | — | 4.37 | — |
| Martin ratioReturn relative to average drawdown | — | 17.76 | — |
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Drawdowns
RONB vs. MFUS - Drawdown Comparison
The maximum RONB drawdown since its inception was -13.08%, smaller than the maximum MFUS drawdown of -35.21%. Use the drawdown chart below to compare losses from any high point for RONB and MFUS.
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Drawdown Indicators
| RONB | MFUS | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -13.08% | -35.21% | +22.13% |
Max Drawdown (1Y)Largest decline over 1 year | — | -6.39% | — |
Max Drawdown (3Y)Largest decline over 3 years | — | -15.39% | — |
Max Drawdown (5Y)Largest decline over 5 years | — | -18.22% | — |
Current DrawdownCurrent decline from peak | -10.26% | -1.05% | -9.21% |
Average DrawdownAverage peak-to-trough decline | -6.19% | -3.98% | -2.21% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | — | 1.57% | — |
Volatility
RONB vs. MFUS - Volatility Comparison
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Volatility by Period
| RONB | MFUS | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | — | 4.27% | — |
Volatility (6M)Calculated over the trailing 6-month period | — | 8.91% | — |
Volatility (1Y)Calculated over the trailing 1-year period | 20.43% | 11.25% | +9.18% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 20.43% | 15.09% | +5.34% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 20.43% | 17.35% | +3.08% |
RONB vs. MFUS - Expense Ratio Comparison
RONB has a 1.00% expense ratio, which is higher than MFUS's 0.30% expense ratio.
Dividends
RONB vs. MFUS - Dividend Comparison
RONB has not paid dividends to shareholders, while MFUS's dividend yield for the trailing twelve months is around 1.35%.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 |
|---|---|---|---|---|---|---|---|---|---|---|
MFUS PIMCO RAFI Dynamic Multi-Factor U.S. Equity ETF | 1.35% | 1.54% | 1.45% | 1.96% | 2.07% | 1.35% | 1.72% | 1.89% | 1.69% | 1.01% |
RONB Baron First Principles ETF | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% |
Frequently Asked Questions
RONB and MFUS have a correlation of 0.42, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
On fees, MFUS is cheaper at 0.30% per year. The better choice depends on whether you care most about return, fees, risk, or income.
MFUS is cheaper with a 0.30% expense ratio, compared with 1.00% for RONB.
MFUS has the higher dividend yield at 1.35%, compared with 0.00% for RONB.
They also come from different issuers: Baron Capital and PIMCO. Their fees differ too: 1.00% for RONB and 0.30% for MFUS.
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