IBTM vs. MYCI
IBTM (iShares iBonds Dec 2032 Term Treasury ETF) and MYCI (State Street My2029 Corporate Bond ETF) are both exchange-traded funds - IBTM is a Intermediate Core Bond fund tracking the ICE 2032 Maturity US Treasury Index, while MYCI is a Corporate Bonds fund actively managed by State Street. IBTM is passively managed, while MYCI is actively managed. Over the past year, IBTM returned 3.43% vs 4.56% for MYCI. Their correlation of 0.89 suggests significant overlap in exposure. IBTM charges 0.07%/yr vs 0.15%/yr for MYCI.
Performance
IBTM vs. MYCI - Performance Comparison
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Returns By Period
In the year-to-date period, IBTM achieves a -0.36% return, which is significantly lower than MYCI's 0.57% return.
IBTM
- 1D
- 0.13%
- 1M
- -0.11%
- YTD
- -0.36%
- 6M
- -0.38%
- 1Y
- 3.43%
- 3Y*
- 2.74%
- 5Y*
- —
- 10Y*
- —
MYCI
- 1D
- 0.12%
- 1M
- 0.21%
- YTD
- 0.57%
- 6M
- 1.05%
- 1Y
- 4.56%
- 3Y*
- —
- 5Y*
- —
- 10Y*
- —
IBTM vs. MYCI - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | |
|---|---|---|---|
IBTM iShares iBonds Dec 2032 Term Treasury ETF | -0.36% | 8.06% | -4.59% |
MYCI State Street My2029 Corporate Bond ETF | 0.57% | 7.59% | -1.56% |
Correlation
The correlation between IBTM and MYCI is 0.89, 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 | 0.89 |
Correlation (All Time) Calculated using the full available price history since Sep 25, 2024 | 0.89 |
The correlation between IBTM and MYCI has been stable across timeframes, ranging from 0.89 to 0.89 - a consistent structural relationship.
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Return for Risk
IBTM vs. MYCI — Risk / Return Rank
IBTM
MYCI
IBTM vs. MYCI - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for iShares iBonds Dec 2032 Term Treasury ETF (IBTM) and State Street My2029 Corporate Bond ETF (MYCI). 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.
| IBTM | MYCI | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -1.23 | ||
| Sortino ratioReturn per unit of downside risk | -1.81 | ||
| Omega ratioGain probability vs. loss probability | 1.15 | 1.40 | -0.25 |
| Calmar ratioReturn relative to maximum drawdown | 1.05 | 2.93 | -1.87 |
| Martin ratioReturn relative to average drawdown | 3.04 | 10.80 | -7.77 |
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
| IBTM | MYCI | Difference | |
|---|---|---|---|
Sharpe Ratio (1Y)Calculated over the trailing 1-year period | 0.85 | 2.08 | -1.23 |
Sharpe Ratio (All Time)Calculated using the full available price history | 0.20 | 1.26 | -1.06 |
Drawdowns
IBTM vs. MYCI - Drawdown Comparison
The maximum IBTM drawdown since its inception was -13.60%, which is greater than MYCI's maximum drawdown of -2.41%. Use the drawdown chart below to compare losses from any high point for IBTM and MYCI.
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Drawdown Indicators
| IBTM | MYCI | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -13.60% | -2.41% | -11.19% |
Max Drawdown (1Y)Largest decline over 1 year | -3.26% | -1.56% | -1.70% |
Max Drawdown (3Y)Largest decline over 3 years | -7.86% | — | — |
Current DrawdownCurrent decline from peak | -2.25% | -0.44% | -1.81% |
Average DrawdownAverage peak-to-trough decline | -4.82% | -0.54% | -4.28% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 1.13% | 0.43% | +0.70% |
Volatility
IBTM vs. MYCI - Volatility Comparison
iShares iBonds Dec 2032 Term Treasury ETF (IBTM) has a higher volatility of 1.20% compared to State Street My2029 Corporate Bond ETF (MYCI) at 0.59%. This indicates that IBTM's price experiences larger fluctuations and is considered to be riskier than MYCI based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| IBTM | MYCI | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 1.20% | 0.59% | +0.61% |
Volatility (6M)Calculated over the trailing 6-month period | 2.75% | 1.51% | +1.24% |
Volatility (1Y)Calculated over the trailing 1-year period | 4.09% | 2.22% | +1.87% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 7.55% | 3.02% | +4.53% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 7.55% | 3.02% | +4.53% |
IBTM vs. MYCI - Expense Ratio Comparison
IBTM has a 0.07% expense ratio, which is lower than MYCI'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
IBTM vs. MYCI - Dividend Comparison
IBTM's dividend yield for the trailing twelve months is around 3.95%, less than MYCI's 4.57% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 |
|---|---|---|---|---|---|
IBTM iShares iBonds Dec 2032 Term Treasury ETF | 3.95% | 3.87% | 3.96% | 3.39% | 1.38% |
MYCI State Street My2029 Corporate Bond ETF | 4.57% | 4.56% | 1.19% | 0.00% | 0.00% |
Frequently Asked Questions
IBTM and MYCI have a correlation of 0.89, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
IBTM has higher volatility (1.20%) compared to MYCI (0.59%). In terms of maximum drawdown, IBTM dropped -13.60% vs MYCI's -2.41%.
On 1-year performance, MYCI leads with 4.56% vs 3.43% for IBTM. On fees, IBTM is cheaper at 0.07% per year. On volatility, MYCI has been the lower-risk option at 0.59%. The better choice depends on whether you care most about return, fees, risk, or income.
Over the 1-year period, MYCI has performed better with a 4.56% return vs 3.43%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.
IBTM is cheaper with a 0.07% expense ratio, compared with 0.15% for MYCI.
MYCI has the higher dividend yield at 4.57%, compared with 3.95% for IBTM.
IBTM is categorized as Intermediate Core Bond, while MYCI is Corporate Bonds. They also come from different issuers: iShares and State Street. Their fees differ too: 0.07% for IBTM and 0.15% for MYCI.
MYCI currently has the higher Sharpe Ratio (2.08 vs 0.85), 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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