FNX vs. RBIL
FNX (First Trust Mid Cap Core AlphaDEX Fund) and RBIL (F/m Ultrashort Treasury Inflation-Protected Security (TIPS) ETF) are both exchange-traded funds - FNX is a Mid Cap Blend Equities fund tracking the NASDAQ AlphaDEX Mid Cap Core Index, while RBIL is a Inflation-Protected Bonds fund tracking the Bloomberg US Ultrashort TIPS 1-13 Months Index. Both are passively managed. Over the past year, FNX returned 29.14% vs 3.95% for RBIL. At a correlation of -0.14, they often move in opposite directions. FNX charges 0.60%/yr vs 0.17%/yr for RBIL.
Performance
FNX vs. RBIL - Performance Comparison
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Returns By Period
In the year-to-date period, FNX achieves a 14.46% return, which is significantly higher than RBIL's 2.31% return.
FNX
- 1D
- 0.48%
- 1M
- 3.65%
- YTD
- 14.46%
- 6M
- 11.83%
- 1Y
- 29.14%
- 3Y*
- 17.41%
- 5Y*
- 9.06%
- 10Y*
- 12.51%
RBIL
- 1D
- -0.05%
- 1M
- -0.20%
- YTD
- 2.31%
- 6M
- 2.35%
- 1Y
- 3.95%
- 3Y*
- —
- 5Y*
- —
- 10Y*
- —
FNX vs. RBIL - Yearly Performance Comparison
| 2026 (YTD) | 2025 | |
|---|---|---|
FNX First Trust Mid Cap Core AlphaDEX Fund | 14.46% | 9.92% |
RBIL F/m Ultrashort Treasury Inflation-Protected Security (TIPS) ETF | 2.31% | 2.85% |
Correlation
The correlation between FNX and RBIL is -0.16, meaning they tend to move in opposite directions. This is especially valuable for risk management - when one declines, the other has historically tended to hold steady or rise.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | -0.16 |
Correlation (All Time) Calculated using the full available price history since Feb 25, 2025 | -0.14 |
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Return for Risk
FNX vs. RBIL — Risk / Return Rank
FNX
RBIL
FNX vs. RBIL - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for First Trust Mid Cap Core AlphaDEX Fund (FNX) and F/m Ultrashort Treasury Inflation-Protected Security (TIPS) ETF (RBIL). 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.
| FNX | RBIL | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -2.39 | ||
| Sortino ratioReturn per unit of downside risk | -3.79 | ||
| Omega ratioGain probability vs. loss probability | 1.31 | 2.06 | -0.75 |
| Calmar ratioReturn relative to maximum drawdown | 3.17 | 7.59 | -4.42 |
| Martin ratioReturn relative to average drawdown | 10.89 | 44.07 | -33.18 |
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Drawdowns
FNX vs. RBIL - Drawdown Comparison
The maximum FNX drawdown since its inception was -57.11%, which is greater than RBIL's maximum drawdown of -0.52%. Use the drawdown chart below to compare losses from any high point for FNX and RBIL.
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Drawdown Indicators
| FNX | RBIL | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -57.11% | -0.52% | -56.59% |
Max Drawdown (1Y)Largest decline over 1 year | -9.24% | -0.52% | -8.72% |
Max Drawdown (3Y)Largest decline over 3 years | -24.97% | — | — |
Max Drawdown (5Y)Largest decline over 5 years | -24.97% | — | — |
Max Drawdown (10Y)Largest decline over 10 years | -43.95% | — | — |
Current DrawdownCurrent decline from peak | 0.00% | -0.51% | +0.51% |
Average DrawdownAverage peak-to-trough decline | -8.38% | -0.07% | -8.31% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 2.68% | 0.09% | +2.59% |
Volatility
FNX vs. RBIL - Volatility Comparison
First Trust Mid Cap Core AlphaDEX Fund (FNX) has a higher volatility of 4.52% compared to F/m Ultrashort Treasury Inflation-Protected Security (TIPS) ETF (RBIL) at 0.36%. This indicates that FNX's price experiences larger fluctuations and is considered to be riskier than RBIL based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| FNX | RBIL | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 4.52% | 0.36% | +4.16% |
Volatility (6M)Calculated over the trailing 6-month period | 11.70% | 0.85% | +10.85% |
Volatility (1Y)Calculated over the trailing 1-year period | 16.41% | 0.95% | +15.46% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 20.51% | 1.07% | +19.44% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 21.99% | 1.07% | +20.92% |
FNX vs. RBIL - Expense Ratio Comparison
FNX has a 0.60% expense ratio, which is higher than RBIL's 0.17% expense ratio.
Dividends
FNX vs. RBIL - Dividend Comparison
FNX's dividend yield for the trailing twelve months is around 0.81%, less than RBIL's 4.38% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
FNX First Trust Mid Cap Core AlphaDEX Fund | 0.81% | 0.88% | 1.26% | 1.11% | 1.19% | 0.94% | 1.04% | 1.21% | 1.01% | 0.90% | 1.07% | 1.07% |
RBIL F/m Ultrashort Treasury Inflation-Protected Security (TIPS) ETF | 4.38% | 3.65% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% |
Frequently Asked Questions
FNX and RBIL have a correlation of -0.16, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
FNX has higher volatility (4.52%) compared to RBIL (0.36%). In terms of maximum drawdown, FNX dropped -57.11% vs RBIL's -0.52%.
On 1-year performance, FNX leads with 29.14% vs 3.95% for RBIL. On fees, RBIL is cheaper at 0.17% per year. On volatility, RBIL has been the lower-risk option at 0.36%. The better choice depends on whether you care most about return, fees, risk, or income.
Over the 1-year period, FNX has performed better with a 29.14% return vs 3.95%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.
RBIL is cheaper with a 0.17% expense ratio, compared with 0.60% for FNX.
RBIL has the higher dividend yield at 4.38%, compared with 0.81% for FNX.
FNX is categorized as Mid Cap Blend Equities, while RBIL is Inflation-Protected Bonds. FNX tracks NASDAQ AlphaDEX Mid Cap Core Index, while RBIL tracks Bloomberg US Ultrashort TIPS 1-13 Months Index. They also come from different issuers: First Trust and F/m. Their fees differ too: 0.60% for FNX and 0.17% for RBIL.
RBIL currently has the higher Sharpe Ratio (4.18 vs 1.79), 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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