HICOX vs. ENIAX

Last updated Jun 23, 2026

HICOX (Colorado Bond Shares A Tax Exempt Fund) and ENIAX (SEI Institutional Investments Trust Opportunistic Income Fund) are both mutual funds - HICOX is a Municipal Bonds fund managed by Freedom Funds, while ENIAX is a Ultrashort Bond fund managed by SEI. Over the past 10 years, HICOX returned 4.15%/yr vs 4.17%/yr for ENIAX. At a 0.08 correlation, their price movements are largely independent. HICOX charges 0.55%/yr vs 0.23%/yr for ENIAX.

Performance

HICOX vs. ENIAX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Colorado Bond Shares A Tax Exempt Fund (HICOX) and SEI Institutional Investments Trust Opportunistic Income Fund (ENIAX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, HICOX achieves a 2.68% return, which is significantly higher than ENIAX's 1.65% return. Both investments have delivered pretty close results over the past 10 years, with HICOX having a 4.15% annualized return and ENIAX not far ahead at 4.17%.

HICOX

• 1D: 0.00%
• 1M: 1.33%
• YTD: 2.68%
• 6M: 2.80%
• 1Y: 6.68%
• 3Y*: 6.15%
• 5Y*: 3.11%
• 10Y*: 4.15%

ENIAX

• 1D: 0.00%
• 1M: 0.38%
• YTD: 1.65%
• 6M: 1.81%
• 1Y: 5.02%
• 3Y*: 6.59%
• 5Y*: 4.69%
• 10Y*: 4.17%

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

HICOX vs. ENIAX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
HICOX Colorado Bond Shares A Tax Exempt Fund	2.68%	4.36%	8.64%	5.10%	-6.14%	4.44%	4.69%	6.42%	4.64%	5.63%
ENIAX SEI Institutional Investments Trust Opportunistic Income Fund	1.65%	6.14%	8.34%	7.94%	-1.16%	2.67%	2.47%	5.82%	1.82%	3.93%

Correlation

The correlation between HICOX and ENIAX is 0.09, meaning there is essentially no relationship between their price movements. Each responds to its own set of market drivers, making them strong candidates for combining in a diversified portfolio.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.09
Correlation (3Y) Calculated over the trailing 3-year period	0.17
Correlation (5Y) Calculated over the trailing 5-year period	0.19
Correlation (10Y) Calculated over the trailing 10-year period	0.15
Correlation (All Time) Calculated using the full available price history since Sep 4, 2007	0.08

The correlation between HICOX and ENIAX shifts across timeframes, from 0.08 (all time) to 0.19 (5 years), reflecting how their relationship changes across market environments.

Return for Risk

HICOX vs. ENIAX — Risk / Return Rank

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

HICOX

HICOX Risk / Return Rank: 97
HICOX Sharpe Ratio Rank: 96
HICOX Sortino Ratio Rank: 98
HICOX Omega Ratio Rank: 97
HICOX Calmar Ratio Rank: 97
HICOX Martin Ratio Rank: 97

ENIAX

ENIAX Risk / Return Rank: 99
ENIAX Sharpe Ratio Rank: 100
ENIAX Sortino Ratio Rank: 99
ENIAX Omega Ratio Rank: 99
ENIAX Calmar Ratio Rank: 99
ENIAX Martin Ratio Rank: 100

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. ENIAX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Colorado Bond Shares A Tax Exempt Fund (HICOX) and SEI Institutional Investments Trust Opportunistic Income Fund (ENIAX). 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.

	HICOX	ENIAX	Difference
Sharpe ratio: Return per unit of total volatility	3.18	5.28	-2.10
Sortino ratio: Return per unit of downside risk	5.83	10.93	-5.10
Omega ratio: Gain probability vs. loss probability	2.00	4.03	-2.03
Calmar ratio: Return relative to maximum drawdown	6.39	13.48	-7.09
Martin ratio: Return relative to average drawdown	24.44	82.04	-57.60

HICOX vs. ENIAX - Sharpe Ratio Comparison

The current HICOX Sharpe Ratio is 3.18, which is lower than the ENIAX Sharpe Ratio of 5.28. The chart below compares the historical Sharpe Ratios of HICOX and ENIAX, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

Drawdowns

HICOX vs. ENIAX - Drawdown Comparison

The maximum HICOX drawdown since its inception was -11.00%, smaller than the maximum ENIAX drawdown of -33.30%. Use the drawdown chart below to compare losses from any high point for HICOX and ENIAX.

Drawdown Indicators

	HICOX	ENIAX	Difference
Max Drawdown Largest peak-to-trough decline	-11.00%	-33.30%	+22.30%
Max Drawdown (1Y) Largest decline over 1 year	-1.10%	-0.37%	-0.73%
Max Drawdown (3Y) Largest decline over 3 years	-4.45%	-2.11%	-2.34%
Max Drawdown (5Y) Largest decline over 5 years	-9.66%	-3.52%	-6.14%
Max Drawdown (10Y) Largest decline over 10 years	-9.66%	-13.45%	+3.79%
Current Drawdown Current decline from peak	0.00%	0.00%	0.00%
Average Drawdown Average peak-to-trough decline	-2.56%	-7.77%	+5.21%
Ulcer Index Depth and duration of drawdowns from previous peaks	0.28%	0.06%	+0.22%

Volatility

HICOX vs. ENIAX - Volatility Comparison

Colorado Bond Shares A Tax Exempt Fund (HICOX) has a higher volatility of 0.65% compared to SEI Institutional Investments Trust Opportunistic Income Fund (ENIAX) at 0.27%. This indicates that HICOX's price experiences larger fluctuations and is considered to be riskier than ENIAX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	HICOX	ENIAX	Difference
Volatility (1M) Calculated over the trailing 1-month period	0.65%	0.27%	+0.38%
Volatility (6M) Calculated over the trailing 6-month period	1.64%	0.70%	+0.94%
Volatility (1Y) Calculated over the trailing 1-year period	2.20%	0.96%	+1.24%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	3.55%	2.86%	+0.69%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	3.09%	2.79%	+0.30%

HICOX vs. ENIAX - Expense Ratio Comparison

HICOX has a 0.55% expense ratio, which is higher than ENIAX's 0.23% expense ratio.

Dividends

HICOX vs. ENIAX - Dividend Comparison

HICOX's dividend yield for the trailing twelve months is around 4.29%, less than ENIAX's 5.92% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
ENIAX SEI Institutional Investments Trust Opportunistic Income Fund	5.92%	6.00%	6.78%	5.33%	4.07%	2.66%	2.96%	4.32%	3.96%	3.02%	2.75%	2.54%
HICOX Colorado Bond Shares A Tax Exempt Fund	4.29%	3.98%	6.34%	2.53%	2.85%	3.60%	3.64%	4.11%	4.54%	4.56%	5.49%	4.32%

Frequently Asked Questions

Can I hold both HICOX and ENIAX in my portfolio?

HICOX and ENIAX have a correlation of 0.09, 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 ENIAX?

HICOX has higher volatility (0.65%) compared to ENIAX (0.27%). In terms of maximum drawdown, HICOX dropped -11.00% vs ENIAX's -33.30%.

Which has better risk-adjusted returns?

ENIAX currently has the higher Sharpe Ratio (5.28 vs 3.18), 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.