ULTI vs. ESK

Last updated Aug 2, 2026

ULTI (REX IncomeMax Option Strategy ETF) and ESK (REX-Osprey ETH + Staking ETF) are both exchange-traded funds - ULTI is a Derivative Income fund actively managed by REX Shares, while ESK is a Cryptocurrency fund actively managed by REX Shares. Both are actively managed. Their 0.51 correlation means they have sometimes moved together and sometimes differently. ULTI charges 1.25%/yr vs 0.75%/yr for ESK.

Performance

ULTI vs. ESK - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in REX IncomeMax Option Strategy ETF (ULTI) and REX-Osprey ETH + Staking ETF (ESK). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

ULTI

• 1D: -1.65%
• 1M: -25.27%
• 6M: -29.49%
• YTD: -19.45%
• 1Y: —
• 3Y*: —
• 5Y*: —
• 10Y*: —
• ALL TIME*: —

ESK

• 1D: —
• 1M: —
• 6M: —
• YTD: —
• 1Y: —
• 3Y*: —
• 5Y*: —
• 10Y*: —
• ALL TIME*: —

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

Liquidity Comparison

Position	Avg. Volume Value (2W)	Avg. Volume Value (1M)	Avg. Volume Value (3M)
ULTI REX IncomeMax Option Strategy ETF	$665.44K	$808.69K	$1.16M

ULTI vs. ESK - Yearly Performance Comparison

	2026 (YTD)	2025
ULTI REX IncomeMax Option Strategy ETF	-19.45%	-38.67%
ESK REX-Osprey ETH + Staking ETF	-44.38%	-18.52%

Correlation

The correlation between ULTI and ESK is 0.51, which is moderate. They have sometimes moved together and sometimes differently, sharing some price drivers without tracking each other closely.

	Correlation
Correlation (All Time) Calculated using the full available price history since Oct 31, 2025	0.51

Return for Risk

ULTI vs. ESK - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for REX IncomeMax Option Strategy ETF (ULTI) and REX-Osprey ETH + Staking ETF (ESK). 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.

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

Drawdowns

Drawdown Indicators

	ULTI	ESK	Difference
Max Drawdown Largest peak-to-trough decline	-54.23%	—	—
Current Drawdown Current decline from peak	-50.60%	—	—
Average Drawdown Average peak-to-trough decline	-29.66%	—	—

Volatility

Volatility by Period

	ULTI	ESK	Difference
Volatility (1Y) Calculated over the trailing 1-year period	61.51%	—	—
Volatility (5Y) Calculated over the trailing 5-year period, annualized	61.51%	—	—
Volatility (10Y) Calculated over the trailing 10-year period, annualized	61.51%	—	—

ULTI vs. ESK - Expense Ratio Comparison

ULTI has a 1.25% expense ratio, which is higher than ESK's 0.75% expense ratio.

Dividends

ULTI vs. ESK - Dividend Comparison

ULTI's dividend yield for the trailing twelve months is around 103.15%, more than ESK's 1.06% yield.

Position	TTM	2025
ESK REX-Osprey ETH + Staking ETF	1.06%	0.30%
ULTI REX IncomeMax Option Strategy ETF	103.15%	14.96%

Frequently Asked Questions

Can I hold both ULTI and ESK in my portfolio?

ULTI and ESK have a correlation of 0.51, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which ETF is better, ULTI or ESK?

On fees, ESK is cheaper at 0.75% per year. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF is cheaper, ULTI or ESK?

ESK is cheaper with a 0.75% expense ratio, compared with 1.25% for ULTI.

Which ETF pays a higher dividend yield, ULTI or ESK?

ULTI has the higher dividend yield at 103.15%, compared with 1.06% for ESK.

What is the main difference between ULTI and ESK?

ULTI is categorized as Derivative Income, while ESK is Cryptocurrency. Their fees differ too: 1.25% for ULTI and 0.75% for ESK.