MUSI vs. GOVZ
MUSI (American Century Multisector Income ETF) and GOVZ (iShares 25+ Year Treasury STRIPS Bond ETF) are both exchange-traded funds - MUSI is a Multisector Bonds fund actively managed by American Century, while GOVZ is a Government Bonds fund tracking the ICE BofA Long US Treasury Principal STRIPS Index. MUSI is actively managed, while GOVZ is passively managed. Over the past 5 years, MUSI returned 1.98%/yr vs -14.32%/yr for GOVZ. Their 0.62 correlation means they have sometimes moved together and sometimes differently. MUSI charges 0.36%/yr vs 0.15%/yr for GOVZ.
Performance
MUSI vs. GOVZ - Performance Comparison
Loading charts...
Returns By Period
In the year-to-date period, MUSI achieves a 0.15% return, which is significantly higher than GOVZ's -6.93% return.
MUSI
- 1D
- -0.24%
- 1M
- -1.04%
- 6M
- -0.23%
- YTD
- 0.15%
- 1Y
- 3.21%
- 3Y*
- 6.21%
- 5Y*
- 1.98%
- 10Y*
- —
- ALL TIME*
- 2.01%
GOVZ
- 1D
- -1.06%
- 1M
- -6.91%
- 6M
- -6.43%
- YTD
- -6.93%
- 1Y
- -7.36%
- 3Y*
- -8.06%
- 5Y*
- -14.32%
- 10Y*
- —
- ALL TIME*
- -14.18%
Liquidity Comparison
| Position | Avg. Volume Value (2W) | Avg. Volume Value (1M) | Avg. Volume Value (3M) |
|---|---|---|---|
| $6.61M | $6.41M | $8.12M | |
| $1.00M | $912.07K | $885.15K |
MUSI vs. GOVZ - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | |
|---|---|---|---|---|---|---|
MUSI American Century Multisector Income ETF | 0.15% | 8.32% | 5.14% | 7.51% | -10.33% | 0.60% |
GOVZ iShares 25+ Year Treasury STRIPS Bond ETF | -6.93% | -1.81% | -16.24% | 0.90% | -41.03% | 6.68% |
Correlation
The correlation between MUSI and GOVZ is 0.69, which is moderate. They have sometimes moved together and sometimes differently, sharing some price drivers without tracking each other closely.
| Correlation | |
|---|---|
Correlation (1Y) Focuses on recent behavior, but can change the most. | 0.69 |
Correlation (3Y) Balances recent behavior with more history. | 0.71 |
Correlation (5Y) Shows whether the relationship held over a longer period. | 0.62 |
Correlation (All Time) Calculated using the full available price history since Jul 1, 2021 | 0.62 |
The correlation between MUSI and GOVZ has been stable across timeframes, ranging from 0.62 to 0.71 - a consistent structural relationship.
Compare stocks, funds, or ETFs
Search for stocks, ETFs, and funds for a quick comparison or use the comparison tool for more options.
Return for Risk
MUSI vs. GOVZ — Risk / Return Rank
MUSI
GOVZ
MUSI vs. GOVZ - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for American Century Multisector Income ETF (MUSI) and iShares 25+ Year Treasury STRIPS Bond ETF (GOVZ). 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 | GOVZ | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | +1.48 | ||
| Sortino ratioReturn per unit of downside risk | +2.05 | ||
| Omega ratioGain probability vs. loss probability | 1.19 | 0.95 | +0.24 |
| Calmar ratioReturn relative to maximum drawdown | 1.35 | -0.40 | +1.75 |
| Martin ratioReturn relative to average drawdown | 4.31 | -0.81 | +5.12 |
Loading charts...
Drawdowns
MUSI vs. GOVZ - Drawdown Comparison
The maximum MUSI drawdown since its inception was -13.91%, smaller than the maximum GOVZ drawdown of -59.65%. Use the drawdown chart below to compare losses from any high point for MUSI and GOVZ.
Loading charts...
Drawdown Indicators
| MUSI | GOVZ | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -13.91% | -59.65% | +45.74% |
Max Drawdown (1Y)Largest decline over 1 year | -2.78% | -14.87% | +12.09% |
Max Drawdown (3Y)Largest decline over 3 years | -3.59% | -26.42% | +22.83% |
Max Drawdown (5Y)Largest decline over 5 years | -13.91% | -57.63% | +43.72% |
Current DrawdownCurrent decline from peak | -1.58% | -59.10% | +57.52% |
Average DrawdownAverage peak-to-trough decline | -4.12% | -40.34% | +36.22% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 0.87% | 7.27% | -6.40% |
Volatility
MUSI vs. GOVZ - Volatility Comparison
The current volatility for American Century Multisector Income ETF (MUSI) is 0.96%, while iShares 25+ Year Treasury STRIPS Bond ETF (GOVZ) has a volatility of 4.48%. This indicates that MUSI experiences smaller price fluctuations and is considered to be less risky than GOVZ based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
Loading charts...
Volatility by Period
| MUSI | GOVZ | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 0.96% | 4.48% | -3.52% |
Volatility (6M)Calculated over the trailing 6-month period | 2.84% | 11.11% | -8.27% |
Volatility (1Y)Calculated over the trailing 1-year period | 3.43% | 15.58% | -12.15% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 4.85% | 23.80% | -18.95% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 4.81% | 23.18% | -18.37% |
MUSI vs. GOVZ - Expense Ratio Comparison
MUSI has a 0.36% expense ratio, which is higher than GOVZ's 0.15% expense ratio.
Dividends
MUSI vs. GOVZ - Dividend Comparison
MUSI's dividend yield for the trailing twelve months is around 5.48%, which matches GOVZ's 5.53% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 |
|---|---|---|---|---|---|---|---|
GOVZ iShares 25+ Year Treasury STRIPS Bond ETF | 5.06% | 5.00% | 4.68% | 3.84% | 3.69% | 1.76% | 0.39% |
MUSI American Century Multisector Income ETF | 5.00% | 5.74% | 6.00% | 5.20% | 4.02% | 1.62% | 0.00% |
Frequently Asked Questions
MUSI and GOVZ have a correlation of 0.69, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
GOVZ has higher volatility (4.48%) compared to MUSI (0.96%). In terms of maximum drawdown, MUSI dropped -13.91% vs GOVZ's -59.65%.
On 5-year performance, MUSI leads with 1.98% vs -14.32% for GOVZ. On fees, GOVZ is cheaper at 0.15% per year. On volatility, MUSI has been the lower-risk option at 0.96%. The better choice depends on whether you care most about return, fees, risk, or income.
Over the 5-year period, MUSI has performed better with a 1.98% return vs -14.32%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.
GOVZ is cheaper with a 0.15% expense ratio, compared with 0.36% for MUSI.
GOVZ has the higher dividend yield at 5.06%, compared with 5.00% for MUSI.
MUSI is categorized as Multisector Bonds, while GOVZ is Government Bonds. They also come from different issuers: American Century and iShares. Their fees differ too: 0.36% for MUSI and 0.15% for GOVZ.
MUSI currently has the higher Sharpe Ratio (1.10 vs -0.38), 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.
Find the right allocation for MUSI and GOVZ
Add both to a portfolio and optimize allocations for your target — whether that's maximizing returns, minimizing drawdowns, or balancing risk across holdings.
Open Portfolio Optimizer