SEA vs. ROKT

Last updated Jun 4, 2026

SEA (U.S. Global Sea to Sky Cargo ETF) and ROKT (SPDR S&P Kensho Final Frontiers ETF) are both Industrials Equities funds - SEA tracks the U.S. Global Sea to Sky Cargo Index - Benchmark TR Gross while ROKT tracks the S&P Kensho Final Frontiers Index. Both are passively managed. Over the past 3 years, SEA returned 18.52%/yr vs 44.75%/yr for ROKT. At a 0.48 correlation, their price movements are largely independent. SEA charges 0.60%/yr vs 0.45%/yr for ROKT.

Performance

SEA vs. ROKT - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in U.S. Global Sea to Sky Cargo ETF (SEA) and SPDR S&P Kensho Final Frontiers ETF (ROKT). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, SEA achieves a 20.79% return, which is significantly lower than ROKT's 46.55% return.

SEA

• 1D: -0.80%
• 1M: 0.23%
• YTD: 20.79%
• 6M: 21.12%
• 1Y: 30.09%
• 3Y*: 18.52%
• 5Y*: —
• 10Y*: —

ROKT

• 1D: -3.71%
• 1M: 12.62%
• YTD: 46.55%
• 6M: 60.20%
• 1Y: 111.37%
• 3Y*: 44.75%
• 5Y*: 24.68%
• 10Y*: —

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

SEA vs. ROKT - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022
SEA U.S. Global Sea to Sky Cargo ETF	20.79%	16.78%	2.52%	19.33%	-17.28%
ROKT SPDR S&P Kensho Final Frontiers ETF	46.55%	50.56%	27.89%	14.41%	2.37%

Correlation

The correlation between SEA and ROKT is 0.37, which is low. Their price movements are largely independent, making them effective diversification partners.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.37
Correlation (3Y) Calculated over the trailing 3-year period	0.39
Correlation (All Time) Calculated using the full available price history since Jan 21, 2022	0.48

The correlation between SEA and ROKT shifts across timeframes, from 0.37 (1 year) to 0.48 (all time), reflecting how their relationship changes across market environments.

SEA vs. ROKT - Sectors Allocation Comparison

Sectors	SEA	ROKT
Industrials	82.7%	67.6%
Energy	17.3%	6.4%
Communication Services	0.0%	5.9%
Basic Materials	-	-
Consumer Cyclical	-	-
Consumer Defensive	-	-
Financial Services	-	-
Healthcare	-	-
Real Estate	-	-
Utilities	-	-
Technology	-1.6%	20.2%

Return for Risk

SEA vs. ROKT — Risk / Return Rank

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

SEA

SEA Risk / Return Rank: 56
SEA Sharpe Ratio Rank: 54
SEA Sortino Ratio Rank: 54
SEA Omega Ratio Rank: 51
SEA Calmar Ratio Rank: 57
SEA Martin Ratio Rank: 64

ROKT

ROKT Risk / Return Rank: 93
ROKT Sharpe Ratio Rank: 95
ROKT Sortino Ratio Rank: 92
ROKT Omega Ratio Rank: 89
ROKT Calmar Ratio Rank: 96
ROKT Martin Ratio Rank: 96

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.

SEA vs. ROKT - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for U.S. Global Sea to Sky Cargo ETF (SEA) and SPDR S&P Kensho Final Frontiers ETF (ROKT). 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.

	SEA	ROKT	Difference
Sharpe ratio: Return per unit of total volatility	1.86	3.88	-2.02
Sortino ratio: Return per unit of downside risk	2.62	4.47	-1.85
Omega ratio: Gain probability vs. loss probability	1.32	1.57	-0.25
Calmar ratio: Return relative to maximum drawdown	2.83	9.82	-6.99
Martin ratio: Return relative to average drawdown	11.52	35.81	-24.28
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

SEA vs. ROKT - Sharpe Ratio Comparison

The current SEA Sharpe Ratio is 1.86, which is lower than the ROKT Sharpe Ratio of 3.88. The chart below compares the historical Sharpe Ratios of SEA and ROKT, 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

	SEA	ROKT	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	1.86	3.88	-2.02
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	—	1.09	—
Sharpe Ratio (All Time) Calculated using the full available price history	0.39	0.86	-0.47

Drawdowns

SEA vs. ROKT - Drawdown Comparison

The maximum SEA drawdown since its inception was -39.53%, smaller than the maximum ROKT drawdown of -43.16%. Use the drawdown chart below to compare losses from any high point for SEA and ROKT.

Drawdown Indicators

	SEA	ROKT	Difference
Max Drawdown Largest peak-to-trough decline	-39.53%	-43.16%	+3.63%
Max Drawdown (1Y) Largest decline over 1 year	-10.67%	-11.40%	+0.73%
Max Drawdown (3Y) Largest decline over 3 years	-32.42%	-23.46%	-8.96%
Max Drawdown (5Y) Largest decline over 5 years	—	-23.46%	—
Current Drawdown Current decline from peak	-3.07%	-8.82%	+5.75%
Average Drawdown Average peak-to-trough decline	-14.31%	-6.75%	-7.56%
Ulcer Index Depth and duration of drawdowns from previous peaks	2.62%	3.12%	-0.50%

Volatility

SEA vs. ROKT - Volatility Comparison

The current volatility for U.S. Global Sea to Sky Cargo ETF (SEA) is 5.17%, while SPDR S&P Kensho Final Frontiers ETF (ROKT) has a volatility of 13.10%. This indicates that SEA experiences smaller price fluctuations and is considered to be less risky than ROKT based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	SEA	ROKT	Difference
Volatility (1M) Calculated over the trailing 1-month period	5.17%	13.10%	-7.93%
Volatility (6M) Calculated over the trailing 6-month period	12.01%	24.98%	-12.97%
Volatility (1Y) Calculated over the trailing 1-year period	16.28%	28.89%	-12.61%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	21.67%	22.78%	-1.11%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	21.67%	25.14%	-3.47%

SEA vs. ROKT - Expense Ratio Comparison

SEA has a 0.60% expense ratio, which is higher than ROKT's 0.45% expense ratio.

Dividends

SEA vs. ROKT - Dividend Comparison

SEA's dividend yield for the trailing twelve months is around 5.59%, more than ROKT's 0.27% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018
ROKT SPDR S&P Kensho Final Frontiers ETF	0.27%	0.41%	0.57%	0.62%	0.54%	1.79%	0.48%	0.74%	0.16%
SEA U.S. Global Sea to Sky Cargo ETF	5.59%	6.76%	18.47%	9.85%	18.73%	0.00%	0.00%	0.00%	0.00%

Frequently Asked Questions

Can I hold both SEA and ROKT in my portfolio?

SEA and ROKT have a correlation of 0.37, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, SEA or ROKT?

ROKT has higher volatility (13.10%) compared to SEA (5.17%). In terms of maximum drawdown, SEA dropped -39.53% vs ROKT's -43.16%.

Which ETF is better, SEA or ROKT?

On 3-year performance, ROKT leads with 44.75% vs 18.52% for SEA. On fees, ROKT is cheaper at 0.45% per year. On volatility, SEA has been the lower-risk option at 5.17%. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF has performed better, SEA or ROKT?

Over the 3-year period, ROKT has performed better with a 44.75% return vs 18.52%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.

Which ETF is cheaper, SEA or ROKT?

ROKT is cheaper with a 0.45% expense ratio, compared with 0.60% for SEA.

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

SEA has the higher dividend yield at 5.59%, compared with 0.27% for ROKT.

What is the main difference between SEA and ROKT?

SEA tracks U.S. Global Sea to Sky Cargo Index - Benchmark TR Gross, while ROKT tracks S&P Kensho Final Frontiers Index. They also come from different issuers: US Global and State Street. Their fees differ too: 0.60% for SEA and 0.45% for ROKT.

Which has better risk-adjusted returns?

ROKT currently has the higher Sharpe Ratio (3.88 vs 1.86), 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.