FLRN vs. TBUX
FLRN (SPDR Bloomberg Barclays Investment Grade Floating Rate ETF) and TBUX (T. Rowe Price Ultra Short-Term Bond ETF) are both exchange-traded funds - FLRN is a Corporate Bonds fund tracking the Bloomberg US Floating Rate Notes (<5 Y), while TBUX is a Ultrashort Bond fund actively managed by T. Rowe Price. FLRN is passively managed, while TBUX is actively managed. Over the past 3 years, FLRN returned 5.60%/yr vs 5.89%/yr for TBUX. At a 0.04 correlation, their price movements are largely independent. FLRN charges 0.15%/yr vs 0.17%/yr for TBUX.
Performance
FLRN vs. TBUX - Performance Comparison
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Returns By Period
In the year-to-date period, FLRN achieves a 1.93% return, which is significantly higher than TBUX's 1.83% return.
FLRN
- 1D
- 0.00%
- 1M
- 0.38%
- YTD
- 1.93%
- 6M
- 2.15%
- 1Y
- 4.81%
- 3Y*
- 5.60%
- 5Y*
- 4.20%
- 10Y*
- 3.03%
TBUX
- 1D
- 0.00%
- 1M
- 0.41%
- YTD
- 1.83%
- 6M
- 2.14%
- 1Y
- 4.79%
- 3Y*
- 5.89%
- 5Y*
- —
- 10Y*
- —
FLRN vs. TBUX - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | |
|---|---|---|---|---|---|---|
FLRN SPDR Bloomberg Barclays Investment Grade Floating Rate ETF | 1.93% | 5.01% | 6.32% | 6.54% | 1.31% | -0.05% |
TBUX T. Rowe Price Ultra Short-Term Bond ETF | 1.83% | 5.37% | 6.38% | 6.39% | -0.13% | -0.25% |
Correlation
The correlation between FLRN and TBUX is 0.07, meaning there is essentially no relationship between their price movements. Each responds to its own set of market drivers, making them strong candidates for combining in a diversified portfolio.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | 0.07 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.04 |
Correlation (All Time) Calculated using the full available price history since Sep 29, 2021 | 0.04 |
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Return for Risk
FLRN vs. TBUX — Risk / Return Rank
FLRN
TBUX
FLRN vs. TBUX - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for SPDR Bloomberg Barclays Investment Grade Floating Rate ETF (FLRN) and T. Rowe Price Ultra Short-Term Bond ETF (TBUX). 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.
| FLRN | TBUX | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -0.15 | ||
| Sortino ratioReturn per unit of downside risk | -1.71 | ||
| Omega ratioGain probability vs. loss probability | 3.33 | 3.12 | +0.21 |
| Calmar ratioReturn relative to maximum drawdown | 21.24 | 48.17 | -26.93 |
| Martin ratioReturn relative to average drawdown | 127.12 | 182.82 | -55.71 |
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Drawdowns
FLRN vs. TBUX - Drawdown Comparison
The maximum FLRN drawdown since its inception was -14.64%, which is greater than TBUX's maximum drawdown of -1.82%. Use the drawdown chart below to compare losses from any high point for FLRN and TBUX.
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Drawdown Indicators
| FLRN | TBUX | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -14.64% | -1.82% | -12.82% |
Max Drawdown (1Y)Largest decline over 1 year | -0.23% | -0.10% | -0.13% |
Max Drawdown (3Y)Largest decline over 3 years | -1.43% | -0.33% | -1.10% |
Max Drawdown (5Y)Largest decline over 5 years | -2.16% | — | — |
Max Drawdown (10Y)Largest decline over 10 years | -14.64% | — | — |
Current DrawdownCurrent decline from peak | 0.00% | 0.00% | 0.00% |
Average DrawdownAverage peak-to-trough decline | -1.82% | -0.28% | -1.54% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 0.04% | 0.03% | +0.01% |
Volatility
FLRN vs. TBUX - Volatility Comparison
The current volatility for SPDR Bloomberg Barclays Investment Grade Floating Rate ETF (FLRN) is 0.16%, while T. Rowe Price Ultra Short-Term Bond ETF (TBUX) has a volatility of 0.22%. This indicates that FLRN experiences smaller price fluctuations and is considered to be less risky than TBUX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| FLRN | TBUX | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 0.16% | 0.22% | -0.06% |
Volatility (6M)Calculated over the trailing 6-month period | 0.53% | 0.46% | +0.07% |
Volatility (1Y)Calculated over the trailing 1-year period | 0.69% | 0.67% | +0.02% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 1.69% | 1.07% | +0.62% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 4.20% | 1.07% | +3.13% |
FLRN vs. TBUX - Expense Ratio Comparison
FLRN has a 0.15% expense ratio, which is lower than TBUX's 0.17% 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
FLRN vs. TBUX - Dividend Comparison
FLRN's dividend yield for the trailing twelve months is around 4.50%, which matches TBUX's 4.48% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
FLRN SPDR Bloomberg Barclays Investment Grade Floating Rate ETF | 4.50% | 4.89% | 5.67% | 5.68% | 1.95% | 0.39% | 1.22% | 2.76% | 2.39% | 1.64% | 1.06% | 0.63% |
TBUX T. Rowe Price Ultra Short-Term Bond ETF | 4.48% | 4.67% | 5.39% | 4.66% | 2.58% | 0.27% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% |
Frequently Asked Questions
FLRN and TBUX have a correlation of 0.07, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
TBUX has higher volatility (0.22%) compared to FLRN (0.16%). In terms of maximum drawdown, FLRN dropped -14.64% vs TBUX's -1.82%.
On 3-year performance, TBUX leads with 5.89% vs 5.60% for FLRN. On fees, FLRN is cheaper at 0.15% per year. Their volatility is very similar. The better choice depends on whether you care most about return, fees, risk, or income.
Over the 3-year period, TBUX has performed better with a 5.89% return vs 5.60%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.
FLRN is cheaper with a 0.15% expense ratio, compared with 0.17% for TBUX.
FLRN has the higher dividend yield at 4.50%, compared with 4.48% for TBUX.
FLRN is categorized as Corporate Bonds, while TBUX is Ultrashort Bond. They also come from different issuers: State Street and T. Rowe Price. Their fees differ too: 0.15% for FLRN and 0.17% for TBUX.
TBUX currently has the higher Sharpe Ratio (7.19 vs 7.03), 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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