IGSB vs. PULS
IGSB (iShares Short-Term Corporate Bond ETF) and PULS (PGIM Ultra Short Bond ETF) are both exchange-traded funds - IGSB is a Corporate Bonds fund tracking the ICE BofAML 1-5 Year US Corporate Index, while PULS is a Ultrashort Bond fund actively managed by PGIM. IGSB is passively managed, while PULS is actively managed. Over the past 5 years, IGSB returned 2.43%/yr vs 4.14%/yr for PULS. At a 0.36 correlation, their price movements are largely independent. IGSB charges 0.06%/yr vs 0.15%/yr for PULS.
Performance
IGSB vs. PULS - Performance Comparison
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Returns By Period
In the year-to-date period, IGSB achieves a 0.87% return, which is significantly lower than PULS's 1.88% return.
IGSB
- 1D
- -0.02%
- 1M
- 0.56%
- YTD
- 0.87%
- 6M
- 1.27%
- 1Y
- 4.70%
- 3Y*
- 5.82%
- 5Y*
- 2.43%
- 10Y*
- 2.75%
PULS
- 1D
- 0.04%
- 1M
- 0.38%
- YTD
- 1.88%
- 6M
- 2.10%
- 1Y
- 4.67%
- 3Y*
- 5.59%
- 5Y*
- 4.14%
- 10Y*
- —
IGSB vs. PULS - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | |
|---|---|---|---|---|---|---|---|---|---|
IGSB iShares Short-Term Corporate Bond ETF | 0.87% | 6.96% | 4.97% | 6.40% | -5.63% | -0.56% | 5.37% | 7.11% | 1.45% |
PULS PGIM Ultra Short Bond ETF | 1.88% | 4.97% | 6.12% | 6.26% | 1.52% | 0.48% | 1.47% | 2.97% | 1.71% |
Correlation
The correlation between IGSB and PULS is 0.43, which is low. Their price movements are largely independent, making them effective diversification partners.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | 0.43 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.49 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.45 |
Correlation (All Time) Calculated using the full available price history since Apr 10, 2018 | 0.36 |
The correlation between IGSB and PULS shifts across timeframes, from 0.36 (all time) to 0.49 (3 years), reflecting how their relationship changes across market environments.
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Return for Risk
IGSB vs. PULS — Risk / Return Rank
IGSB
PULS
IGSB vs. PULS - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for iShares Short-Term Corporate Bond ETF (IGSB) 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.
| IGSB | PULS | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -9.03 | ||
| Sortino ratioReturn per unit of downside risk | -29.20 | ||
| Omega ratioGain probability vs. loss probability | 1.48 | 7.59 | -6.11 |
| Calmar ratioReturn relative to maximum drawdown | 3.14 | 52.47 | -49.33 |
| Martin ratioReturn relative to average drawdown | 12.66 | 317.38 | -304.72 |
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Drawdowns
IGSB vs. PULS - Drawdown Comparison
The maximum IGSB drawdown since its inception was -13.38%, which is greater than PULS's maximum drawdown of -5.85%. Use the drawdown chart below to compare losses from any high point for IGSB and PULS.
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Drawdown Indicators
| IGSB | PULS | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -13.38% | -5.85% | -7.53% |
Max Drawdown (1Y)Largest decline over 1 year | -1.46% | -0.09% | -1.37% |
Max Drawdown (3Y)Largest decline over 3 years | -1.46% | -0.34% | -1.12% |
Max Drawdown (5Y)Largest decline over 5 years | -9.46% | -0.79% | -8.67% |
Max Drawdown (10Y)Largest decline over 10 years | -13.38% | — | — |
Current DrawdownCurrent decline from peak | -0.17% | 0.00% | -0.17% |
Average DrawdownAverage peak-to-trough decline | -0.85% | -0.09% | -0.76% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 0.36% | 0.01% | +0.35% |
Volatility
IGSB vs. PULS - Volatility Comparison
iShares Short-Term Corporate Bond ETF (IGSB) has a higher volatility of 0.67% compared to PGIM Ultra Short Bond ETF (PULS) at 0.11%. This indicates that IGSB's price experiences larger fluctuations and is considered to be riskier 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
| IGSB | PULS | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 0.67% | 0.11% | +0.56% |
Volatility (6M)Calculated over the trailing 6-month period | 1.46% | 0.30% | +1.16% |
Volatility (1Y)Calculated over the trailing 1-year period | 1.92% | 0.41% | +1.51% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 2.93% | 0.70% | +2.23% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 3.47% | 1.33% | +2.14% |
IGSB vs. PULS - Expense Ratio Comparison
IGSB has a 0.06% expense ratio, which is lower than PULS's 0.15% 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
IGSB vs. PULS - Dividend Comparison
IGSB's dividend yield for the trailing twelve months is around 4.57%, which matches PULS's 4.57% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
IGSB iShares Short-Term Corporate Bond ETF | 4.57% | 4.44% | 4.02% | 3.26% | 2.07% | 1.82% | 2.36% | 3.06% | 2.46% | 1.65% | 1.45% | 1.18% |
PULS PGIM Ultra Short Bond ETF | 4.57% | 4.78% | 5.62% | 5.48% | 2.30% | 1.19% | 1.85% | 2.69% | 1.87% | 0.00% | 0.00% | 0.00% |
Frequently Asked Questions
IGSB and PULS have a correlation of 0.43, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
IGSB has higher volatility (0.67%) compared to PULS (0.11%). In terms of maximum drawdown, IGSB dropped -13.38% vs PULS's -5.85%.
On 5-year performance, PULS leads with 4.14% vs 2.43% for IGSB. On fees, IGSB is cheaper at 0.06% per year. On volatility, PULS has been the lower-risk option at 0.11%. 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 4.14% return vs 2.43%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.
IGSB is cheaper with a 0.06% expense ratio, compared with 0.15% for PULS.
IGSB and PULS have nearly identical dividend yields, around 4.57%.
IGSB is categorized as Corporate Bonds, while PULS is Ultrashort Bond. They also come from different issuers: iShares and PGIM. Their fees differ too: 0.06% for IGSB and 0.15% for PULS.
PULS currently has the higher Sharpe Ratio (11.41 vs 2.38), 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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