TFLO vs. PULS
TFLO (iShares Treasury Floating Rate Bond ETF) and PULS (PGIM Ultra Short Bond ETF) are both exchange-traded funds - TFLO is a Government Bonds fund tracking the Bloomberg U.S. Treasury Floating Rate Index, while PULS is a Ultrashort Bond fund actively managed by PGIM. TFLO is passively managed, while PULS is actively managed. Over the past 5 years, TFLO returned 3.72%/yr vs 4.20%/yr for PULS. At a 0.14 correlation, their price movements are largely independent. Both charge a 0.15% expense ratio.
Performance
TFLO vs. PULS - Performance Comparison
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Returns By Period
In the year-to-date period, TFLO achieves a 2.00% return, which is significantly lower than PULS's 2.11% return.
TFLO
- 1D
- 0.04%
- 1M
- 0.31%
- 6M
- 1.88%
- YTD
- 2.00%
- 1Y
- 3.92%
- 3Y*
- 4.69%
- 5Y*
- 3.72%
- 10Y*
- 2.40%
PULS
- 1D
- 0.02%
- 1M
- 0.27%
- 6M
- 1.97%
- YTD
- 2.11%
- 1Y
- 4.51%
- 3Y*
- 5.48%
- 5Y*
- 4.20%
- 10Y*
- —
TFLO vs. PULS - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | |
|---|---|---|---|---|---|---|---|---|---|
TFLO iShares Treasury Floating Rate Bond ETF | 2.00% | 4.22% | 5.34% | 5.12% | 1.99% | -0.02% | 0.43% | 2.04% | 1.38% |
PULS PGIM Ultra Short Bond ETF | 2.11% | 4.97% | 6.12% | 6.26% | 1.52% | 0.48% | 1.47% | 2.97% | 1.71% |
Correlation
The correlation between TFLO and PULS is 0.29, which is low. Their price movements are largely independent, making them effective diversification partners.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | 0.29 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.21 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.16 |
Correlation (All Time) Calculated using the full available price history since Apr 10, 2018 | 0.14 |
The correlation between TFLO and PULS shifts across timeframes, from 0.14 (all time) to 0.29 (1 year), reflecting how their relationship changes across market environments.
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Return for Risk
TFLO vs. PULS — Risk / Return Rank
TFLO
PULS
TFLO vs. PULS - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for iShares Treasury Floating Rate Bond ETF (TFLO) and PGIM Ultra Short Bond ETF (PULS). 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 | PULS | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | +3.18 | ||
| Sortino ratioReturn per unit of downside risk | +20.60 | ||
| Omega ratioGain probability vs. loss probability | 12.40 | 6.40 | +6.00 |
| Calmar ratioReturn relative to maximum drawdown | 200.45 | 50.41 | +150.04 |
| Martin ratioReturn relative to average drawdown | 770.50 | 285.71 | +484.79 |
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Drawdowns
TFLO vs. PULS - Drawdown Comparison
The maximum TFLO drawdown since its inception was -5.01%, smaller than the maximum PULS drawdown of -5.85%. Use the drawdown chart below to compare losses from any high point for TFLO and PULS.
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Drawdown Indicators
| TFLO | PULS | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -5.01% | -5.85% | +0.84% |
Max Drawdown (1Y)Largest decline over 1 year | -0.02% | -0.09% | +0.07% |
Max Drawdown (3Y)Largest decline over 3 years | -0.04% | -0.34% | +0.30% |
Max Drawdown (5Y)Largest decline over 5 years | -0.13% | -0.79% | +0.66% |
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% | -0.09% | -0.01% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 0.01% | 0.02% | -0.01% |
Volatility
TFLO vs. PULS - Volatility Comparison
The current volatility for iShares Treasury Floating Rate Bond ETF (TFLO) is 0.11%, while PGIM Ultra Short Bond ETF (PULS) has a volatility of 0.15%. This indicates that TFLO experiences smaller price fluctuations and is considered to be less risky than PULS based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| TFLO | PULS | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 0.11% | 0.15% | -0.04% |
Volatility (6M)Calculated over the trailing 6-month period | 0.21% | 0.32% | -0.11% |
Volatility (1Y)Calculated over the trailing 1-year period | 0.29% | 0.43% | -0.14% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 0.36% | 0.70% | -0.34% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 0.45% | 1.32% | -0.87% |
TFLO vs. PULS - Expense Ratio Comparison
Both TFLO and PULS have an expense ratio of 0.15%, making them cost-effective options compared to the broader market, where average expense ratios typically range from 0.3% to 0.9%.
Dividends
TFLO vs. PULS - Dividend Comparison
TFLO's dividend yield for the trailing twelve months is around 3.84%, less than PULS's 4.52% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
PULS PGIM Ultra Short Bond ETF | 4.52% | 4.78% | 5.62% | 5.48% | 2.30% | 1.19% | 1.85% | 2.69% | 1.87% | 0.00% | 0.00% | 0.00% |
TFLO iShares Treasury Floating Rate Bond ETF | 3.84% | 4.16% | 5.21% | 4.88% | 1.68% | 0.00% | 0.36% | 2.08% | 1.65% | 0.86% | 0.31% | 0.15% |
Frequently Asked Questions
TFLO and PULS have a correlation of 0.29, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
PULS has higher volatility (0.15%) compared to TFLO (0.11%). In terms of maximum drawdown, TFLO dropped -5.01% vs PULS's -5.85%.
On 5-year performance, PULS leads with 4.20% vs 3.72% for TFLO. Both ETFs have the same 0.15% expense ratio. Their volatility is very similar. The better choice depends on whether you care most about return, fees, risk, or income.
Over the 5-year period, PULS has performed better with a 4.20% return vs 3.72%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.
TFLO and PULS have the same expense ratio: 0.15% per year.
PULS has the higher dividend yield at 4.52%, compared with 3.84% for TFLO.
TFLO is categorized as Government Bonds, while PULS is Ultrashort Bond. They also come from different issuers: iShares and PGIM.
TFLO currently has the higher Sharpe Ratio (13.69 vs 10.52), 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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