IAGG vs. TMSF
IAGG (iShares Core International Aggregate Bond ETF) and TMSF (T. Rowe Price Multi-Sector Income ETF) are both exchange-traded funds - IAGG is a Global Bonds fund tracking the Bloomberg Global Aggregate ex USD 10% Issuer Capped (Hedged) Index, while TMSF is a Multisector Bonds fund actively managed by T. Rowe Price. IAGG is passively managed, while TMSF is actively managed. A 0.58 correlation means they provide meaningful diversification when combined. IAGG charges 0.07%/yr vs 0.37%/yr for TMSF.
Performance
IAGG vs. TMSF - Performance Comparison
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Returns By Period
In the year-to-date period, IAGG achieves a 1.02% return, which is significantly lower than TMSF's 1.75% return.
IAGG
- 1D
- 0.10%
- 1M
- 0.70%
- YTD
- 1.02%
- 6M
- 0.94%
- 1Y
- 2.30%
- 3Y*
- 4.60%
- 5Y*
- 1.13%
- 10Y*
- 2.20%
TMSF
- 1D
- 0.04%
- 1M
- 0.52%
- YTD
- 1.75%
- 6M
- 2.39%
- 1Y
- —
- 3Y*
- —
- 5Y*
- —
- 10Y*
- —
IAGG vs. TMSF - Yearly Performance Comparison
| 2026 (YTD) | 2025 | |
|---|---|---|
IAGG iShares Core International Aggregate Bond ETF | 1.02% | -0.06% |
TMSF T. Rowe Price Multi-Sector Income ETF | 1.75% | 1.29% |
Correlation
The correlation between IAGG and TMSF is 0.58, 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 Nov 21, 2025 | 0.58 |
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Return for Risk
IAGG vs. TMSF — Risk / Return Rank
IAGG
TMSF
IAGG vs. TMSF - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for iShares Core International Aggregate Bond ETF (IAGG) and T. Rowe Price Multi-Sector Income ETF (TMSF). 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.
| IAGG | TMSF | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | — | — | |
| Sortino ratioReturn per unit of downside risk | — | — | |
| Omega ratioGain probability vs. loss probability | 1.15 | — | — |
| Calmar ratioReturn relative to maximum drawdown | 1.00 | — | — |
| Martin ratioReturn relative to average drawdown | 2.99 | — | — |
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month. | |||
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Sharpe Ratios by Period
| IAGG | TMSF | Difference | |
|---|---|---|---|
Sharpe Ratio (1Y)Calculated over the trailing 1-year period | 0.82 | — | — |
Sharpe Ratio (5Y)Calculated over the trailing 5-year period | 0.25 | — | — |
Sharpe Ratio (10Y)Calculated over the trailing 10-year period | 0.55 | — | — |
Sharpe Ratio (All Time)Calculated using the full available price history | 0.62 | 2.01 | -1.40 |
Drawdowns
IAGG vs. TMSF - Drawdown Comparison
The maximum IAGG drawdown since its inception was -13.88%, which is greater than TMSF's maximum drawdown of -2.28%. Use the drawdown chart below to compare losses from any high point for IAGG and TMSF.
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Drawdown Indicators
| IAGG | TMSF | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -13.88% | -2.28% | -11.60% |
Max Drawdown (1Y)Largest decline over 1 year | -2.32% | — | — |
Max Drawdown (3Y)Largest decline over 3 years | -2.32% | — | — |
Max Drawdown (5Y)Largest decline over 5 years | -13.57% | — | — |
Max Drawdown (10Y)Largest decline over 10 years | -13.88% | — | — |
Current DrawdownCurrent decline from peak | -0.88% | -0.21% | -0.67% |
Average DrawdownAverage peak-to-trough decline | -2.85% | -0.38% | -2.47% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 0.77% | — | — |
Volatility
IAGG vs. TMSF - Volatility Comparison
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Volatility by Period
| IAGG | TMSF | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 1.18% | — | — |
Volatility (6M)Calculated over the trailing 6-month period | 2.40% | — | — |
Volatility (1Y)Calculated over the trailing 1-year period | 2.84% | 2.93% | -0.09% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 4.51% | 2.93% | +1.58% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 4.05% | 2.93% | +1.12% |
IAGG vs. TMSF - Expense Ratio Comparison
IAGG has a 0.07% expense ratio, which is lower than TMSF's 0.37% expense ratio.
Dividends
IAGG vs. TMSF - Dividend Comparison
IAGG's dividend yield for the trailing twelve months is around 3.66%, more than TMSF's 3.06% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
IAGG iShares Core International Aggregate Bond ETF | 3.66% | 3.08% | 4.28% | 3.55% | 2.27% | 1.16% | 1.95% | 2.82% | 3.02% | 1.74% | 1.56% | 0.13% |
TMSF T. Rowe Price Multi-Sector Income ETF | 3.06% | 0.75% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% |
Frequently Asked Questions
IAGG and TMSF have a correlation of 0.58, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
On fees, IAGG is cheaper at 0.07% per year. The better choice depends on whether you care most about return, fees, risk, or income.
IAGG is cheaper with a 0.07% expense ratio, compared with 0.37% for TMSF.
IAGG has the higher dividend yield at 3.66%, compared with 3.06% for TMSF.
IAGG is categorized as Global Bonds, while TMSF is Multisector Bonds. They also come from different issuers: iShares and T. Rowe Price. Their fees differ too: 0.07% for IAGG and 0.37% for TMSF.
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