EVMO vs. GNMA

Last updated Jun 5, 2026

EVMO (Eaton Vance Mortgage Opportunities ETF) and GNMA (iShares GNMA Bond ETF) are both Mortgage Backed Securities funds. EVMO is actively managed, while GNMA is passively managed. A 0.56 correlation means they provide meaningful diversification when combined. EVMO charges 0.45%/yr vs 0.15%/yr for GNMA.

Performance

EVMO vs. GNMA - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Eaton Vance Mortgage Opportunities ETF (EVMO) and iShares GNMA Bond ETF (GNMA). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, EVMO achieves a 0.83% return, which is significantly higher than GNMA's 0.67% return.

EVMO

• 1D: 0.10%
• 1M: 0.18%
• YTD: 0.83%
• 6M: 1.04%
• 1Y: —
• 3Y*: —
• 5Y*: —
• 10Y*: —

GNMA

• 1D: 0.11%
• 1M: 0.08%
• YTD: 0.67%
• 6M: 1.08%
• 1Y: 5.88%
• 3Y*: 4.33%
• 5Y*: 0.55%
• 10Y*: 1.23%

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

EVMO vs. GNMA - Yearly Performance Comparison

	2026 (YTD)	2025
EVMO Eaton Vance Mortgage Opportunities ETF	0.83%	3.33%
GNMA iShares GNMA Bond ETF	0.67%	3.52%

Correlation

The correlation between EVMO and GNMA is 0.56, 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 Aug 5, 2025	0.56

Return for Risk

EVMO vs. GNMA — Risk / Return Rank

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

GNMA

GNMA Risk / Return Rank: 42
GNMA Sharpe Ratio Rank: 40
GNMA Sortino Ratio Rank: 43
GNMA Omega Ratio Rank: 38
GNMA Calmar Ratio Rank: 46
GNMA Martin Ratio Rank: 45

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.

EVMO vs. GNMA - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Eaton Vance Mortgage Opportunities ETF (EVMO) and iShares GNMA Bond ETF (GNMA). 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.

Risk / return metrics aren't available yet — we need at least 12 months of trading data to calculate them.

Sharpe Ratios by Period

	EVMO	GNMA	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	—	1.40	—
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	—	0.08	—
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	—	0.24	—
Sharpe Ratio (All Time) Calculated using the full available price history	1.79	0.25	+1.54

Drawdowns

EVMO vs. GNMA - Drawdown Comparison

The maximum EVMO drawdown since its inception was -1.89%, smaller than the maximum GNMA drawdown of -17.09%. Use the drawdown chart below to compare losses from any high point for EVMO and GNMA.

Drawdown Indicators

	EVMO	GNMA	Difference
Max Drawdown Largest peak-to-trough decline	-1.89%	-17.09%	+15.20%
Max Drawdown (1Y) Largest decline over 1 year	—	-2.61%	—
Max Drawdown (3Y) Largest decline over 3 years	—	-7.13%	—
Max Drawdown (5Y) Largest decline over 5 years	—	-15.83%	—
Max Drawdown (10Y) Largest decline over 10 years	—	-17.09%	—
Current Drawdown Current decline from peak	-0.81%	-1.30%	+0.49%
Average Drawdown Average peak-to-trough decline	-0.39%	-3.66%	+3.27%
Ulcer Index Depth and duration of drawdowns from previous peaks	—	0.82%	—

Volatility

Volatility by Period

	EVMO	GNMA	Difference
Volatility (1M) Calculated over the trailing 1-month period	—	1.54%	—
Volatility (6M) Calculated over the trailing 6-month period	—	3.14%	—
Volatility (1Y) Calculated over the trailing 1-year period	2.82%	4.29%	-1.47%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	2.82%	6.61%	-3.79%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	2.82%	5.13%	-2.31%

EVMO vs. GNMA - Expense Ratio Comparison

EVMO has a 0.45% expense ratio, which is higher than GNMA's 0.15% expense ratio.

Dividends

EVMO vs. GNMA - Dividend Comparison

EVMO's dividend yield for the trailing twelve months is around 4.07%, less than GNMA's 4.23% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
EVMO Eaton Vance Mortgage Opportunities ETF	4.07%	1.95%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%
GNMA iShares GNMA Bond ETF	4.23%	4.19%	4.15%	3.43%	2.01%	0.64%	1.89%	2.61%	2.41%	2.15%	1.89%	1.50%

Frequently Asked Questions

Can I hold both EVMO and GNMA in my portfolio?

EVMO and GNMA have a correlation of 0.56, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which ETF is better, EVMO or GNMA?

On fees, GNMA is cheaper at 0.15% per year. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF is cheaper, EVMO or GNMA?

GNMA is cheaper with a 0.15% expense ratio, compared with 0.45% for EVMO.

Which ETF pays a higher dividend yield, EVMO or GNMA?

GNMA has the higher dividend yield at 4.23%, compared with 4.07% for EVMO.

What is the main difference between EVMO and GNMA?

They also come from different issuers: Eaton Vance and iShares. Their fees differ too: 0.45% for EVMO and 0.15% for GNMA.