PBSMX vs. IGSB

Last updated Jun 4, 2026

PBSMX (PGIM Short-Term Corporate Bond Fund) and IGSB (iShares Short-Term Corporate Bond ETF) are both funds - PBSMX is a Short-Term Bond fund managed by PGIM, while IGSB is a Corporate Bonds fund tracking the ICE BofAML 1-5 Year US Corporate Index. Over the past 10 years, PBSMX returned 2.26%/yr vs 2.74%/yr for IGSB. A 0.60 correlation means they provide meaningful diversification when combined. PBSMX charges 0.71%/yr vs 0.06%/yr for IGSB.

Performance

PBSMX vs. IGSB - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in PGIM Short-Term Corporate Bond Fund (PBSMX) and iShares Short-Term Corporate Bond ETF (IGSB). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, PBSMX achieves a 0.50% return, which is significantly lower than IGSB's 0.72% return. Over the past 10 years, PBSMX has underperformed IGSB with an annualized return of 2.26%, while IGSB has yielded a comparatively higher 2.74% annualized return.

PBSMX

• 1D: 0.00%
• 1M: 0.24%
• YTD: 0.50%
• 6M: 0.82%
• 1Y: 4.32%
• 3Y*: 4.99%
• 5Y*: 1.77%
• 10Y*: 2.26%

IGSB

• 1D: -0.06%
• 1M: 0.27%
• YTD: 0.72%
• 6M: 1.01%
• 1Y: 4.72%
• 3Y*: 5.66%
• 5Y*: 2.43%
• 10Y*: 2.74%

*Multi-year figures are annualized to reflect compound growth (CAGR)

PBSMX vs. IGSB - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
PBSMX PGIM Short-Term Corporate Bond Fund	0.50%	6.41%	4.25%	5.98%	-7.06%	-0.71%	5.16%	6.47%	0.35%	1.86%
IGSB iShares Short-Term Corporate Bond ETF	0.72%	6.96%	4.97%	6.40%	-5.63%	-0.56%	5.37%	7.11%	1.25%	1.27%

Correlation

The correlation between PBSMX and IGSB is 0.83, indicating a strong positive relationship between their price movements. Combining them offers limited diversification - they tend to fall together during downturns.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.83
Correlation (3Y) Calculated over the trailing 3-year period	0.85
Correlation (5Y) Calculated over the trailing 5-year period	0.85
Correlation (10Y) Calculated over the trailing 10-year period	0.77
Correlation (All Time) Calculated using the full available price history since Jan 12, 2007	0.60

Over the past year, PBSMX and IGSB have become more correlated (0.83) than their long-term average of 0.60, meaning their price movements have been converging.

Return for Risk

PBSMX vs. IGSB — Risk / Return Rank

Compare risk-adjusted metric ranks to identify better-performing investments over the past 12 months.

PBSMX

PBSMX Risk / Return Rank: 55
PBSMX Sharpe Ratio Rank: 49
PBSMX Sortino Ratio Rank: 71
PBSMX Omega Ratio Rank: 62
PBSMX Calmar Ratio Rank: 48
PBSMX Martin Ratio Rank: 45

IGSB

IGSB Risk / Return Rank: 75
IGSB Sharpe Ratio Rank: 74
IGSB Sortino Ratio Rank: 84
IGSB Omega Ratio Rank: 81
IGSB Calmar Ratio Rank: 65
IGSB Martin Ratio Rank: 70

The rank (0–100) shows how this investment's returns compare to the risk taken. Higher = better. Based on the past 12 months of data, combining Sharpe, Sortino, and other metrics used by quantitative funds and institutional investors.

PBSMX vs. IGSB - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for PGIM Short-Term Corporate Bond Fund (PBSMX) and iShares Short-Term Corporate Bond ETF (IGSB). 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.

	PBSMX	IGSB	Difference
Sharpe ratio: Return per unit of total volatility	2.07	2.46	-0.39
Sortino ratio: Return per unit of downside risk	3.52	3.84	-0.32
Omega ratio: Gain probability vs. loss probability	1.44	1.49	-0.05
Calmar ratio: Return relative to maximum drawdown	2.62	3.25	-0.63
Martin ratio: Return relative to average drawdown	9.46	13.22	-3.75
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

PBSMX vs. IGSB - Sharpe Ratio Comparison

The current PBSMX Sharpe Ratio is 2.07, which is comparable to the IGSB Sharpe Ratio of 2.46. The chart below compares the historical Sharpe Ratios of PBSMX and IGSB, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

Sharpe Ratios by Period

	PBSMX	IGSB	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	2.07	2.46	-0.39
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.62	0.83	-0.22
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.86	0.79	+0.07
Sharpe Ratio (All Time) Calculated using the full available price history	1.60	0.70	+0.90

Drawdowns

PBSMX vs. IGSB - Drawdown Comparison

The maximum PBSMX drawdown since its inception was -10.70%, smaller than the maximum IGSB drawdown of -13.38%. Use the drawdown chart below to compare losses from any high point for PBSMX and IGSB.

Drawdown Indicators

	PBSMX	IGSB	Difference
Max Drawdown Largest peak-to-trough decline	-10.70%	-13.38%	+2.68%
Max Drawdown (1Y) Largest decline over 1 year	-1.65%	-1.46%	-0.19%
Max Drawdown (3Y) Largest decline over 3 years	-1.65%	-1.46%	-0.19%
Max Drawdown (5Y) Largest decline over 5 years	-10.70%	-9.46%	-1.24%
Max Drawdown (10Y) Largest decline over 10 years	-10.70%	-13.38%	+2.68%
Current Drawdown Current decline from peak	-0.49%	-0.32%	-0.17%
Average Drawdown Average peak-to-trough decline	-0.88%	-0.85%	-0.03%
Ulcer Index Depth and duration of drawdowns from previous peaks	0.46%	0.36%	+0.10%

Volatility

PBSMX vs. IGSB - Volatility Comparison

PGIM Short-Term Corporate Bond Fund (PBSMX) has a higher volatility of 0.66% compared to iShares Short-Term Corporate Bond ETF (IGSB) at 0.57%. This indicates that PBSMX's price experiences larger fluctuations and is considered to be riskier than IGSB based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	PBSMX	IGSB	Difference
Volatility (1M) Calculated over the trailing 1-month period	0.66%	0.57%	+0.09%
Volatility (6M) Calculated over the trailing 6-month period	1.53%	1.41%	+0.12%
Volatility (1Y) Calculated over the trailing 1-year period	2.10%	1.92%	+0.18%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	2.90%	2.93%	-0.03%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	2.63%	3.46%	-0.83%

PBSMX vs. IGSB - Expense Ratio Comparison

PBSMX has a 0.71% expense ratio, which is higher than IGSB's 0.06% expense ratio.

Dividends

PBSMX vs. IGSB - Dividend Comparison

PBSMX's dividend yield for the trailing twelve months is around 3.87%, less than IGSB's 4.58% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
IGSB iShares Short-Term Corporate Bond ETF	4.58%	4.44%	4.02%	3.26%	2.07%	1.82%	2.36%	3.06%	2.46%	1.65%	1.45%	1.18%
PBSMX PGIM Short-Term Corporate Bond Fund	3.87%	3.74%	3.00%	2.65%	2.02%	1.79%	2.22%	2.57%	2.57%	2.40%	2.40%	2.56%

Frequently Asked Questions

Can I hold both PBSMX and IGSB in my portfolio?

PBSMX and IGSB have a correlation of 0.83, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, PBSMX or IGSB?

PBSMX has higher volatility (0.66%) compared to IGSB (0.57%). In terms of maximum drawdown, PBSMX dropped -10.70% vs IGSB's -13.38%.

Which has better risk-adjusted returns?

IGSB currently has the higher Sharpe Ratio (2.46 vs 2.07), 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.