TFLO vs. VUSXX
TFLO (iShares Treasury Floating Rate Bond ETF) and VUSXX (Vanguard Treasury Money Market Fund) are both funds - TFLO is a Government Bonds fund tracking the Bloomberg U.S. Treasury Floating Rate Index, while VUSXX is a Money Market fund actively managed by Vanguard. TFLO is passively managed, while VUSXX is actively managed. Over the past 5 years, TFLO returned 3.77%/yr vs 1.62%/yr for VUSXX. Their 0.01 correlation means their historical movements had little consistent relationship. TFLO charges 0.15%/yr vs 0.07%/yr for VUSXX.
Performance
TFLO vs. VUSXX - Performance Comparison
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Returns By Period
In the year-to-date period, TFLO achieves a 2.24% return, which is significantly higher than VUSXX's 1.82% return.
TFLO
- 1D
- 0.02%
- 1M
- 0.30%
- 6M
- 1.90%
- YTD
- 2.24%
- 1Y
- 3.90%
- 3Y*
- 4.63%
- 5Y*
- 3.77%
- 10Y*
- 2.42%
- ALL TIME*
- 1.96%
VUSXX
- 1D
- 0.00%
- 1M
- 0.00%
- 6M
- 1.50%
- YTD
- 1.82%
- 1Y
- 3.55%
- 3Y*
- 2.71%
- 5Y*
- 1.62%
- 10Y*
- —
- ALL TIME*
- 1.56%
Liquidity Comparison
| Position | Avg. Volume Value (2W) | Avg. Volume Value (1M) | Avg. Volume Value (3M) |
|---|---|---|---|
| $86.01M | $74.39M | $76.29M | |
| $0.00 | $0.00 | $0.00 |
TFLO vs. VUSXX - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | |
|---|---|---|---|---|---|---|
TFLO iShares Treasury Floating Rate Bond ETF | 2.24% | 4.22% | 5.34% | 5.12% | 1.99% | -0.02% |
VUSXX Vanguard Treasury Money Market Fund | 1.82% | 4.25% | 1.65% | 0.43% | 0.00% | 0.00% |
Correlation
The correlation between TFLO and VUSXX is -0.03, meaning there was essentially no consistent relationship between their historical price movements. Each responded to its own set of market drivers.
| Correlation | |
|---|---|
Correlation (1Y) Focuses on recent behavior, but can change the most. | -0.03 |
Correlation (3Y) Balances recent behavior with more history. | -0.03 |
Correlation (5Y) Shows whether the relationship held over a longer period. | 0.01 |
Correlation (All Time) Calculated using the full available price history since May 25, 2021 | 0.01 |
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Return for Risk
TFLO vs. VUSXX — Risk / Return Rank
TFLO
VUSXX
Risk / return metrics aren't available yet — we need at least 12 months of trading data to calculate them.
TFLO vs. VUSXX - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for iShares Treasury Floating Rate Bond ETF (TFLO) and Vanguard Treasury Money Market Fund (VUSXX). 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.
| TFLO | VUSXX | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | +10.22 | ||
| Sortino ratioReturn per unit of downside risk | — | — | |
| Omega ratioGain probability vs. loss probability | 12.25 | — | — |
| Calmar ratioReturn relative to maximum drawdown | 197.78 | — | — |
| Martin ratioReturn relative to average drawdown | 760.24 | — | — |
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Drawdowns
TFLO vs. VUSXX - Drawdown Comparison
The maximum TFLO drawdown since its inception was -5.01%, which is greater than VUSXX's maximum drawdown of 0.00%. Use the drawdown chart below to compare losses from any high point for TFLO and VUSXX.
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Drawdown Indicators
| TFLO | VUSXX | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -5.01% | 0.00% | -5.01% |
Max Drawdown (1Y)Largest decline over 1 year | -0.02% | 0.00% | -0.02% |
Max Drawdown (3Y)Largest decline over 3 years | -0.04% | 0.00% | -0.04% |
Max Drawdown (5Y)Largest decline over 5 years | -0.13% | 0.00% | -0.13% |
Max Drawdown (10Y)Largest decline over 10 years | -0.16% | — | — |
Current DrawdownCurrent decline from peak | 0.00% | 0.00% | 0.00% |
Average DrawdownAverage peak-to-trough decline | -0.10% | 0.00% | -0.10% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 0.01% | 0.00% | +0.01% |
Volatility
TFLO vs. VUSXX - Volatility Comparison
iShares Treasury Floating Rate Bond ETF (TFLO) has a higher volatility of 0.07% compared to Vanguard Treasury Money Market Fund (VUSXX) at 0.00%. This indicates that TFLO's price experiences larger fluctuations and is considered to be riskier than VUSXX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| TFLO | VUSXX | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 0.07% | 0.00% | +0.07% |
Volatility (6M)Calculated over the trailing 6-month period | 0.19% | 0.72% | -0.53% |
Volatility (1Y)Calculated over the trailing 1-year period | 0.29% | 1.11% | -0.82% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 0.35% | 0.76% | -0.41% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 0.45% | 0.74% | -0.29% |
TFLO vs. VUSXX - Expense Ratio Comparison
TFLO has a 0.15% expense ratio, which is higher than VUSXX's 0.07% expense ratio. However, both funds are considered low-cost compared to the broader market, where average expense ratios usually range from 0.3% to 0.9%.
Dividends
TFLO vs. VUSXX - Dividend Comparison
TFLO's dividend yield for the trailing twelve months is around 3.79%, more than VUSXX's 3.49% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
TFLO iShares Treasury Floating Rate Bond ETF | 3.79% | 4.16% | 5.21% | 4.88% | 1.68% | 0.00% | 0.36% | 2.08% | 1.65% | 0.86% | 0.31% | 0.15% |
VUSXX Vanguard Treasury Money Market Fund | 3.49% | 4.15% | 1.63% | 0.43% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% |
Frequently Asked Questions
TFLO and VUSXX have a correlation of -0.03, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
TFLO has higher volatility (0.07%) compared to VUSXX (0.00%). In terms of maximum drawdown, TFLO dropped -5.01% vs VUSXX's 0.00%.
TFLO currently has the higher Sharpe Ratio (13.72 vs 3.50), 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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