IBDU vs. MYCF

Last updated Jun 4, 2026

IBDU (iShares iBonds Dec 2029 Term Corporate ETF) and MYCF (State Street My2026 Corporate Bond ETF) are both Corporate Bonds funds. IBDU is passively managed, while MYCF is actively managed. Over the past year, IBDU returned 4.76% vs 4.60% for MYCF. At a 0.48 correlation, their price movements are largely independent. IBDU charges 0.10%/yr vs 0.15%/yr for MYCF.

Performance

IBDU vs. MYCF - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in iShares iBonds Dec 2029 Term Corporate ETF (IBDU) and State Street My2026 Corporate Bond ETF (MYCF). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, IBDU achieves a 0.54% return, which is significantly lower than MYCF's 1.63% return.

IBDU

• 1D: -0.13%
• 1M: 0.12%
• YTD: 0.54%
• 6M: 0.88%
• 1Y: 4.76%
• 3Y*: 5.73%
• 5Y*: 1.29%
• 10Y*: —

MYCF

• 1D: 0.04%
• 1M: 0.41%
• YTD: 1.63%
• 6M: 2.04%
• 1Y: 4.60%
• 3Y*: —
• 5Y*: —
• 10Y*: —

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

IBDU vs. MYCF - Yearly Performance Comparison

	2026 (YTD)	2025	2024
IBDU iShares iBonds Dec 2029 Term Corporate ETF	0.54%	7.59%	-1.68%
MYCF State Street My2026 Corporate Bond ETF	1.63%	5.12%	0.74%

Correlation

The correlation between IBDU and MYCF is 0.30, which is low. Their price movements are largely independent, making them effective diversification partners.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.30
Correlation (All Time) Calculated using the full available price history since Sep 25, 2024	0.48

The correlation between IBDU and MYCF shifts across timeframes, from 0.30 (1 year) to 0.48 (all time), reflecting how their relationship changes across market environments.

Return for Risk

IBDU vs. MYCF — Risk / Return Rank

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

IBDU

IBDU Risk / Return Rank: 65
IBDU Sharpe Ratio Rank: 63
IBDU Sortino Ratio Rank: 72
IBDU Omega Ratio Rank: 67
IBDU Calmar Ratio Rank: 61
IBDU Martin Ratio Rank: 63

MYCF

MYCF Risk / Return Rank: 99
MYCF Sharpe Ratio Rank: 99
MYCF Sortino Ratio Rank: 99
MYCF Omega Ratio Rank: 99
MYCF Calmar Ratio Rank: 99
MYCF Martin Ratio Rank: 99

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.

IBDU vs. MYCF - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for iShares iBonds Dec 2029 Term Corporate ETF (IBDU) and State Street My2026 Corporate Bond ETF (MYCF). 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.

	IBDU	MYCF	Difference
Sharpe ratio Return per unit of total volatility	2.12	6.98	-4.86
Sortino ratio Return per unit of downside risk	3.29	13.23	-9.94
Omega ratio Gain probability vs. loss probability	1.41	3.22	-1.81
Calmar ratio Return relative to maximum drawdown	3.02	38.53	-35.51
Martin ratio Return relative to average drawdown	11.33	164.09	-152.76
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

IBDU vs. MYCF - Sharpe Ratio Comparison

The current IBDU Sharpe Ratio is 2.12, which is lower than the MYCF Sharpe Ratio of 6.98. The chart below compares the historical Sharpe Ratios of IBDU and MYCF, 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

	IBDU	MYCF	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	2.12	6.98	-4.86
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.23	—	—
Sharpe Ratio (All Time) Calculated using the full available price history	0.33	4.12	-3.80

Drawdowns

IBDU vs. MYCF - Drawdown Comparison

The maximum IBDU drawdown since its inception was -19.44%, which is greater than MYCF's maximum drawdown of -0.60%. Use the drawdown chart below to compare losses from any high point for IBDU and MYCF.

Drawdown Indicators

	IBDU	MYCF	Difference
Max Drawdown Largest peak-to-trough decline	-19.44%	-0.60%	-18.84%
Max Drawdown (1Y) Largest decline over 1 year	-1.59%	-0.12%	-1.47%
Max Drawdown (3Y) Largest decline over 3 years	-4.14%	—	—
Max Drawdown (5Y) Largest decline over 5 years	-19.44%	—	—
Current Drawdown Current decline from peak	-0.54%	0.00%	-0.54%
Average Drawdown Average peak-to-trough decline	-5.41%	-0.03%	-5.38%
Ulcer Index Depth and duration of drawdowns from previous peaks	0.42%	0.03%	+0.39%

Volatility

IBDU vs. MYCF - Volatility Comparison

iShares iBonds Dec 2029 Term Corporate ETF (IBDU) has a higher volatility of 0.58% compared to State Street My2026 Corporate Bond ETF (MYCF) at 0.15%. This indicates that IBDU's price experiences larger fluctuations and is considered to be riskier than MYCF based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	IBDU	MYCF	Difference
Volatility (1M) Calculated over the trailing 1-month period	0.58%	0.15%	+0.43%
Volatility (6M) Calculated over the trailing 6-month period	1.49%	0.43%	+1.06%
Volatility (1Y) Calculated over the trailing 1-year period	2.26%	0.66%	+1.60%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	5.72%	1.09%	+4.63%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	7.32%	1.09%	+6.23%

IBDU vs. MYCF - Expense Ratio Comparison

IBDU has a 0.10% expense ratio, which is lower than MYCF'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

IBDU vs. MYCF - Dividend Comparison

IBDU's dividend yield for the trailing twelve months is around 4.66%, more than MYCF's 4.40% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019
IBDU iShares iBonds Dec 2029 Term Corporate ETF	4.66%	4.67%	4.75%	4.21%	3.34%	2.29%	2.42%	0.74%
MYCF State Street My2026 Corporate Bond ETF	4.40%	4.50%	1.21%	0.00%	0.00%	0.00%	0.00%	0.00%

Frequently Asked Questions

Can I hold both IBDU and MYCF in my portfolio?

IBDU and MYCF have a correlation of 0.30, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, IBDU or MYCF?

IBDU has higher volatility (0.58%) compared to MYCF (0.15%). In terms of maximum drawdown, IBDU dropped -19.44% vs MYCF's -0.60%.

Which ETF is better, IBDU or MYCF?

On 1-year performance, IBDU leads with 4.76% vs 4.60% for MYCF. On fees, IBDU is cheaper at 0.10% per year. On volatility, MYCF has been the lower-risk option at 0.15%. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF has performed better, IBDU or MYCF?

Over the 1-year period, IBDU has performed better with a 4.76% return vs 4.60%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.

Which ETF is cheaper, IBDU or MYCF?

IBDU is cheaper with a 0.10% expense ratio, compared with 0.15% for MYCF.

Which ETF pays a higher dividend yield, IBDU or MYCF?

IBDU has the higher dividend yield at 4.66%, compared with 4.40% for MYCF.

What is the main difference between IBDU and MYCF?

They also come from different issuers: iShares and State Street. Their fees differ too: 0.10% for IBDU and 0.15% for MYCF.

Which has better risk-adjusted returns?

MYCF currently has the higher Sharpe Ratio (6.98 vs 2.12), 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.