MUSI vs. PRAB

Last updated Jul 14, 2026

MUSI (American Century Multisector Income ETF) and PRAB (State Street IG Public & Private ABS ETF) are both Multisector Bonds funds. Both are actively managed. A 0.67 correlation means they provide meaningful diversification when combined. MUSI charges 0.36%/yr vs 0.39%/yr for PRAB.

Performance

MUSI vs. PRAB - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in American Century Multisector Income ETF (MUSI) and State Street IG Public & Private ABS ETF (PRAB). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

MUSI

• 1D: -0.37%
• 1M: -0.44%
• 6M: 0.19%
• YTD: 0.41%
• 1Y: 4.39%
• 3Y*: 6.18%
• 5Y*: 2.05%
• 10Y*: —

PRAB

• 1D: -0.06%
• 1M: 0.10%
• 6M: —
• YTD: —
• 1Y: —
• 3Y*: —
• 5Y*: —
• 10Y*: —

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

MUSI vs. PRAB - Yearly Performance Comparison

	2026 (YTD)
MUSI American Century Multisector Income ETF	-0.34%
PRAB State Street IG Public & Private ABS ETF	0.82%

Correlation

The correlation between MUSI and PRAB is 0.67, which is moderate. They share some common price drivers but move independently often enough to provide real diversification benefit when combined.

	Correlation
Correlation (All Time) Calculated using the full available price history since Mar 11, 2026	0.67

Return for Risk

MUSI vs. PRAB — Risk / Return Rank

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

MUSI

MUSI Risk / Return Rank: 44
MUSI Sharpe Ratio Rank: 47
MUSI Sortino Ratio Rank: 48
MUSI Omega Ratio Rank: 45
MUSI Calmar Ratio Rank: 38
MUSI Martin Ratio Rank: 42

PRAB

Risk / return metrics aren't available yet — we need at least 12 months of trading data to calculate them.

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.

MUSI vs. PRAB - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for American Century Multisector Income ETF (MUSI) and State Street IG Public & Private ABS ETF (PRAB). 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.

	MUSI	PRAB	Difference
Sharpe ratio: Return per unit of total volatility	1.30	—	—
Sortino ratio: Return per unit of downside risk	1.92	—	—
Omega ratio: Gain probability vs. loss probability	1.23	—	—
Calmar ratio: Return relative to maximum drawdown	1.58	—	—
Martin ratio: Return relative to average drawdown	5.36	—	—

Drawdowns

MUSI vs. PRAB - Drawdown Comparison

The maximum MUSI drawdown since its inception was -13.91%, which is greater than PRAB's maximum drawdown of -0.48%. Use the drawdown chart below to compare losses from any high point for MUSI and PRAB.

Drawdown Indicators

	MUSI	PRAB	Difference
Max Drawdown Largest peak-to-trough decline	-13.91%	-0.48%	-13.43%
Max Drawdown (1Y) Largest decline over 1 year	-2.78%	—	—
Max Drawdown (3Y) Largest decline over 3 years	-3.94%	—	—
Max Drawdown (5Y) Largest decline over 5 years	-13.91%	—	—
Current Drawdown Current decline from peak	-1.33%	-0.12%	-1.21%
Average Drawdown Average peak-to-trough decline	-4.15%	-0.08%	-4.07%
Ulcer Index Depth and duration of drawdowns from previous peaks	0.82%	—	—

Volatility

Volatility by Period

	MUSI	PRAB	Difference
Volatility (1M) Calculated over the trailing 1-month period	1.12%	—	—
Volatility (6M) Calculated over the trailing 6-month period	2.78%	—	—
Volatility (1Y) Calculated over the trailing 1-year period	3.40%	1.12%	+2.28%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	4.84%	1.12%	+3.72%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	4.82%	1.12%	+3.70%

MUSI vs. PRAB - Expense Ratio Comparison

MUSI has a 0.36% expense ratio, which is lower than PRAB's 0.39% expense ratio.

Dividends

MUSI vs. PRAB - Dividend Comparison

MUSI's dividend yield for the trailing twelve months is around 5.47%, more than PRAB's 1.49% yield.

Position	TTM	2025	2024	2023	2022	2021
MUSI American Century Multisector Income ETF	5.47%	5.74%	6.00%	5.20%	4.02%	1.62%
PRAB State Street IG Public & Private ABS ETF	1.49%	0.00%	0.00%	0.00%	0.00%	0.00%

Frequently Asked Questions

Can I hold both MUSI and PRAB in my portfolio?

MUSI and PRAB have a correlation of 0.67, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which ETF is better, MUSI or PRAB?

On fees, MUSI is cheaper at 0.36% per year. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF is cheaper, MUSI or PRAB?

MUSI is cheaper with a 0.36% expense ratio, compared with 0.39% for PRAB.

Which ETF pays a higher dividend yield, MUSI or PRAB?

MUSI has the higher dividend yield at 5.47%, compared with 1.49% for PRAB.

What is the main difference between MUSI and PRAB?

They also come from different issuers: American Century and State Street. Their fees differ too: 0.36% for MUSI and 0.39% for PRAB.