HICOX vs. MIY

Last updated Jun 4, 2026

HICOX (Colorado Bond Shares A Tax Exempt Fund) and MIY (BlackRock MuniYield Michigan Quality Fund) are both Municipal Bonds funds. Over the past 10 years, HICOX returned 4.15%/yr vs 2.39%/yr for MIY. At a 0.16 correlation, their price movements are largely independent. HICOX charges 0.55%/yr vs 2.25%/yr for MIY.

Performance

HICOX vs. MIY - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Colorado Bond Shares A Tax Exempt Fund (HICOX) and BlackRock MuniYield Michigan Quality Fund (MIY). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, HICOX achieves a 2.13% return, which is significantly lower than MIY's 5.14% return. Over the past 10 years, HICOX has outperformed MIY with an annualized return of 4.15%, while MIY has yielded a comparatively lower 2.39% annualized return.

HICOX

• 1D: 0.11%
• 1M: 0.45%
• YTD: 2.13%
• 6M: 2.61%
• 1Y: 7.04%
• 3Y*: 5.99%
• 5Y*: 3.02%
• 10Y*: 4.15%

MIY

• 1D: -0.66%
• 1M: 0.54%
• YTD: 5.14%
• 6M: 5.36%
• 1Y: 13.47%
• 3Y*: 9.00%
• 5Y*: -0.12%
• 10Y*: 2.39%

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

HICOX vs. MIY - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
HICOX Colorado Bond Shares A Tax Exempt Fund	2.13%	4.36%	8.64%	5.10%	-6.14%	4.44%	4.69%	6.42%	4.64%	5.63%
MIY BlackRock MuniYield Michigan Quality Fund	5.14%	11.24%	3.48%	6.60%	-24.10%	10.04%	7.27%	19.51%	-6.71%	8.86%

Correlation

The correlation between HICOX and MIY is 0.24, which is low. Their price movements are largely independent, making them effective diversification partners.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.24
Correlation (3Y) Calculated over the trailing 3-year period	0.36
Correlation (5Y) Calculated over the trailing 5-year period	0.34
Correlation (10Y) Calculated over the trailing 10-year period	0.28
Correlation (All Time) Calculated using the full available price history since Oct 28, 1994	0.16

The correlation between HICOX and MIY shifts across timeframes, from 0.16 (all time) to 0.36 (3 years), reflecting how their relationship changes across market environments.

Return for Risk

HICOX vs. MIY — Risk / Return Rank

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

HICOX

HICOX Risk / Return Rank: 96
HICOX Sharpe Ratio Rank: 94
HICOX Sortino Ratio Rank: 97
HICOX Omega Ratio Rank: 97
HICOX Calmar Ratio Rank: 96
HICOX Martin Ratio Rank: 96

MIY

MIY Risk / Return Rank: 17
MIY Sharpe Ratio Rank: 17
MIY Sortino Ratio Rank: 18
MIY Omega Ratio Rank: 20
MIY Calmar Ratio Rank: 15
MIY Martin Ratio Rank: 15

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.

HICOX vs. MIY - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Colorado Bond Shares A Tax Exempt Fund (HICOX) and BlackRock MuniYield Michigan Quality Fund (MIY). 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.

	HICOX	MIY	Difference
Sharpe ratio: Return per unit of total volatility	3.29	1.16	+2.13
Sortino ratio: Return per unit of downside risk	5.96	1.79	+4.17
Omega ratio: Gain probability vs. loss probability	2.00	1.23	+0.77
Calmar ratio: Return relative to maximum drawdown	6.61	1.34	+5.27
Martin ratio: Return relative to average drawdown	25.28	4.27	+21.01
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

HICOX vs. MIY - Sharpe Ratio Comparison

The current HICOX Sharpe Ratio is 3.29, which is higher than the MIY Sharpe Ratio of 1.16. The chart below compares the historical Sharpe Ratios of HICOX and MIY, 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

	HICOX	MIY	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	3.29	1.16	+2.13
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.86	-0.01	+0.87
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	1.35	0.20	+1.15
Sharpe Ratio (All Time) Calculated using the full available price history	1.62	0.37	+1.25

Drawdowns

HICOX vs. MIY - Drawdown Comparison

The maximum HICOX drawdown since its inception was -11.00%, smaller than the maximum MIY drawdown of -42.19%. Use the drawdown chart below to compare losses from any high point for HICOX and MIY.

Drawdown Indicators

	HICOX	MIY	Difference
Max Drawdown Largest peak-to-trough decline	-11.00%	-42.19%	+31.19%
Max Drawdown (1Y) Largest decline over 1 year	-1.10%	-10.08%	+8.98%
Max Drawdown (3Y) Largest decline over 3 years	-4.45%	-14.72%	+10.27%
Max Drawdown (5Y) Largest decline over 5 years	-9.66%	-34.59%	+24.93%
Max Drawdown (10Y) Largest decline over 10 years	-9.66%	-34.59%	+24.93%
Current Drawdown Current decline from peak	0.00%	-4.35%	+4.35%
Average Drawdown Average peak-to-trough decline	-2.56%	-8.32%	+5.76%
Ulcer Index Depth and duration of drawdowns from previous peaks	0.28%	3.16%	-2.88%

Volatility

HICOX vs. MIY - Volatility Comparison

The current volatility for Colorado Bond Shares A Tax Exempt Fund (HICOX) is 0.61%, while BlackRock MuniYield Michigan Quality Fund (MIY) has a volatility of 2.28%. This indicates that HICOX experiences smaller price fluctuations and is considered to be less risky than MIY based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	HICOX	MIY	Difference
Volatility (1M) Calculated over the trailing 1-month period	0.61%	2.28%	-1.67%
Volatility (6M) Calculated over the trailing 6-month period	1.57%	10.32%	-8.75%
Volatility (1Y) Calculated over the trailing 1-year period	2.20%	11.69%	-9.49%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	3.54%	11.67%	-8.13%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	3.09%	11.95%	-8.86%

HICOX vs. MIY - Expense Ratio Comparison

HICOX has a 0.55% expense ratio, which is lower than MIY's 2.25% expense ratio.

Dividends

HICOX vs. MIY - Dividend Comparison

HICOX's dividend yield for the trailing twelve months is around 4.28%, less than MIY's 5.42% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
HICOX Colorado Bond Shares A Tax Exempt Fund	4.28%	3.98%	6.34%	2.53%	2.85%	3.60%	3.64%	4.11%	4.54%	4.56%	5.49%	4.32%
MIY BlackRock MuniYield Michigan Quality Fund	5.42%	5.57%	5.21%	3.86%	5.70%	4.38%	4.23%	4.27%	5.27%	5.46%	5.85%	5.66%

Frequently Asked Questions

Can I hold both HICOX and MIY in my portfolio?

HICOX and MIY have a correlation of 0.24, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, HICOX or MIY?

MIY has higher volatility (2.28%) compared to HICOX (0.61%). In terms of maximum drawdown, HICOX dropped -11.00% vs MIY's -42.19%.

Which has better risk-adjusted returns?

HICOX currently has the higher Sharpe Ratio (3.29 vs 1.16), 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.