MISL vs. SEA

Last updated Jun 5, 2026

MISL (First Trust Indxx Aerospace & Defense ETF) and SEA (U.S. Global Sea to Sky Cargo ETF) are both Industrials Equities funds - MISL tracks the Indxx US Aerospace & Defense Index - Benchmark TR Gross while SEA tracks the U.S. Global Sea to Sky Cargo Index - Benchmark TR Gross. Both are passively managed. Over the past 3 years, MISL returned 29.55%/yr vs 19.14%/yr for SEA. At a 0.36 correlation, their price movements are largely independent. Both charge a 0.60% expense ratio.

Performance

MISL vs. SEA - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in First Trust Indxx Aerospace & Defense ETF (MISL) and U.S. Global Sea to Sky Cargo ETF (SEA). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, MISL achieves a 9.91% return, which is significantly lower than SEA's 21.42% return.

MISL

• 1D: 2.15%
• 1M: 8.87%
• YTD: 9.91%
• 6M: 13.69%
• 1Y: 34.75%
• 3Y*: 29.55%
• 5Y*: —
• 10Y*: —

SEA

• 1D: 0.53%
• 1M: -1.78%
• YTD: 21.42%
• 6M: 20.68%
• 1Y: 31.28%
• 3Y*: 19.14%
• 5Y*: —
• 10Y*: —

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

MISL vs. SEA - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022
MISL First Trust Indxx Aerospace & Defense ETF	9.91%	41.24%	20.48%	14.78%	8.22%
SEA U.S. Global Sea to Sky Cargo ETF	21.42%	16.78%	2.52%	19.33%	10.57%

Correlation

The correlation between MISL and SEA is 0.33, which is low. Their price movements are largely independent, making them effective diversification partners.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.33
Correlation (3Y) Calculated over the trailing 3-year period	0.34
Correlation (All Time) Calculated using the full available price history since Oct 27, 2022	0.36

MISL vs. SEA - Sectors Allocation Comparison

Sectors	MISL	SEA
Industrials	83.0%	82.7%
Technology	17.0%	-1.6%
Basic Materials	-	-
Communication Services	-	0.0%
Consumer Cyclical	-	-
Consumer Defensive	-	-
Energy	-	17.3%
Financial Services	-	-
Healthcare	-	-
Real Estate	-	-
Utilities	-	-

Return for Risk

MISL vs. SEA — Risk / Return Rank

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

MISL

MISL Risk / Return Rank: 43
MISL Sharpe Ratio Rank: 45
MISL Sortino Ratio Rank: 46
MISL Omega Ratio Rank: 39
MISL Calmar Ratio Rank: 46
MISL Martin Ratio Rank: 38

SEA

SEA Risk / Return Rank: 59
SEA Sharpe Ratio Rank: 58
SEA Sortino Ratio Rank: 58
SEA Omega Ratio Rank: 55
SEA Calmar Ratio Rank: 60
SEA Martin Ratio Rank: 66

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.

MISL vs. SEA - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for First Trust Indxx Aerospace & Defense ETF (MISL) and U.S. Global Sea to Sky Cargo ETF (SEA). 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.

	MISL	SEA	Difference
Sharpe ratio: Return per unit of total volatility	1.54	1.93	-0.39
Sortino ratio: Return per unit of downside risk	2.23	2.71	-0.48
Omega ratio: Gain probability vs. loss probability	1.25	1.34	-0.08
Calmar ratio: Return relative to maximum drawdown	2.23	2.95	-0.72
Martin ratio: Return relative to average drawdown	5.87	11.96	-6.08
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

MISL vs. SEA - Sharpe Ratio Comparison

The current MISL Sharpe Ratio is 1.54, which is comparable to the SEA Sharpe Ratio of 1.93. The chart below compares the historical Sharpe Ratios of MISL and SEA, 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

	MISL	SEA	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	1.54	1.93	-0.39
Sharpe Ratio (All Time) Calculated using the full available price history	1.38	0.40	+0.98

Drawdowns

MISL vs. SEA - Drawdown Comparison

The maximum MISL drawdown since its inception was -17.91%, smaller than the maximum SEA drawdown of -39.53%. Use the drawdown chart below to compare losses from any high point for MISL and SEA.

Drawdown Indicators

	MISL	SEA	Difference
Max Drawdown Largest peak-to-trough decline	-17.91%	-39.53%	+21.62%
Max Drawdown (1Y) Largest decline over 1 year	-15.69%	-10.67%	-5.02%
Max Drawdown (3Y) Largest decline over 3 years	-17.91%	-32.42%	+14.51%
Current Drawdown Current decline from peak	-7.80%	-2.56%	-5.24%
Average Drawdown Average peak-to-trough decline	-3.50%	-14.30%	+10.80%
Ulcer Index Depth and duration of drawdowns from previous peaks	5.93%	2.62%	+3.31%

Volatility

MISL vs. SEA - Volatility Comparison

First Trust Indxx Aerospace & Defense ETF (MISL) has a higher volatility of 8.58% compared to U.S. Global Sea to Sky Cargo ETF (SEA) at 4.48%. This indicates that MISL's price experiences larger fluctuations and is considered to be riskier than SEA based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	MISL	SEA	Difference
Volatility (1M) Calculated over the trailing 1-month period	8.58%	4.48%	+4.10%
Volatility (6M) Calculated over the trailing 6-month period	19.21%	12.02%	+7.19%
Volatility (1Y) Calculated over the trailing 1-year period	22.66%	16.29%	+6.37%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	19.16%	21.66%	-2.50%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	19.16%	21.66%	-2.50%

MISL vs. SEA - Expense Ratio Comparison

Both MISL and SEA have an expense ratio of 0.60%.

Dividends

MISL vs. SEA - Dividend Comparison

MISL's dividend yield for the trailing twelve months is around 0.35%, less than SEA's 5.56% yield.

Position	TTM	2025	2024	2023	2022
MISL First Trust Indxx Aerospace & Defense ETF	0.35%	0.40%	0.74%	0.63%	0.08%
SEA U.S. Global Sea to Sky Cargo ETF	5.56%	6.76%	18.47%	9.85%	18.73%

Frequently Asked Questions

Can I hold both MISL and SEA in my portfolio?

MISL and SEA have a correlation of 0.33, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, MISL or SEA?

MISL has higher volatility (8.58%) compared to SEA (4.48%). In terms of maximum drawdown, MISL dropped -17.91% vs SEA's -39.53%.

Which ETF is better, MISL or SEA?

On 3-year performance, MISL leads with 29.55% vs 19.14% for SEA. Both ETFs have the same 0.60% expense ratio. On volatility, SEA has been the lower-risk option at 4.48%. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF has performed better, MISL or SEA?

Over the 3-year period, MISL has performed better with a 29.55% return vs 19.14%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.

Which ETF is cheaper, MISL or SEA?

MISL and SEA have the same expense ratio: 0.60% per year.

Which ETF pays a higher dividend yield, MISL or SEA?

SEA has the higher dividend yield at 5.56%, compared with 0.35% for MISL.

What is the main difference between MISL and SEA?

MISL tracks Indxx US Aerospace & Defense Index - Benchmark TR Gross, while SEA tracks U.S. Global Sea to Sky Cargo Index - Benchmark TR Gross. They also come from different issuers: First Trust and US Global.

Which has better risk-adjusted returns?

SEA currently has the higher Sharpe Ratio (1.93 vs 1.54), 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.