AIPI vs. FEPI

Last updated Jun 24, 2026

AIPI (REX AI Equity Premium Income ETF) and FEPI (REX FANG & Innovation Equity Premium Income ETF) are both Derivative Income funds from REX. Both are actively managed. Over the past year, AIPI returned 19.48% vs 20.65% for FEPI. Their correlation of 0.90 suggests significant overlap in exposure. Both charge a 0.65% expense ratio.

Performance

AIPI vs. FEPI - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in REX AI Equity Premium Income ETF (AIPI) and REX FANG & Innovation Equity Premium Income ETF (FEPI). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, AIPI achieves a 5.49% return, which is significantly higher than FEPI's 3.07% return.

AIPI

• 1D: -1.96%
• 1M: -2.43%
• YTD: 5.49%
• 6M: 4.23%
• 1Y: 19.48%
• 3Y*: —
• 5Y*: —
• 10Y*: —

FEPI

• 1D: -2.98%
• 1M: -4.62%
• YTD: 3.07%
• 6M: 2.27%
• 1Y: 20.65%
• 3Y*: —
• 5Y*: —
• 10Y*: —

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

AIPI vs. FEPI - Yearly Performance Comparison

	2026 (YTD)	2025	2024
AIPI REX AI Equity Premium Income ETF	5.49%	16.38%	15.79%
FEPI REX FANG & Innovation Equity Premium Income ETF	3.07%	18.33%	7.71%

Correlation

The correlation between AIPI and FEPI is 0.87, indicating a strong positive relationship between their price movements. Combining them offers limited diversification - they tend to fall together during downturns.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.87
Correlation (All Time) Calculated using the full available price history since Jun 4, 2024	0.90

The correlation between AIPI and FEPI has been stable across timeframes, ranging from 0.87 to 0.90 - a consistent structural relationship.

AIPI vs. FEPI - Sectors Allocation Comparison

Sectors	AIPI	FEPI
Technology	93.0%	65.5%
Communication Services	4.7%	19.6%
Consumer Cyclical	2.3%	12.4%
Basic Materials	-	-
Consumer Defensive	-	-
Energy	-	-
Financial Services	-	-
Healthcare	-	-
Industrials	-	-
Real Estate	-	-
Utilities	-	-

Return for Risk

AIPI vs. FEPI — Risk / Return Rank

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

AIPI

AIPI Risk / Return Rank: 31
AIPI Sharpe Ratio Rank: 33
AIPI Sortino Ratio Rank: 31
AIPI Omega Ratio Rank: 33
AIPI Calmar Ratio Rank: 28
AIPI Martin Ratio Rank: 30

FEPI

FEPI Risk / Return Rank: 33
FEPI Sharpe Ratio Rank: 33
FEPI Sortino Ratio Rank: 31
FEPI Omega Ratio Rank: 33
FEPI Calmar Ratio Rank: 33
FEPI Martin Ratio Rank: 35

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.

AIPI vs. FEPI - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for REX AI Equity Premium Income ETF (AIPI) and REX FANG & Innovation Equity Premium Income ETF (FEPI). 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.

	AIPI	FEPI	Difference
Sharpe ratio: Return per unit of total volatility	1.17	1.16	0.00
Sortino ratio: Return per unit of downside risk	1.60	1.62	-0.02
Omega ratio: Gain probability vs. loss probability	1.21	1.22	0.00
Calmar ratio: Return relative to maximum drawdown	1.36	1.61	-0.25
Martin ratio: Return relative to average drawdown	4.14	5.15	-1.00

AIPI vs. FEPI - Sharpe Ratio Comparison

The current AIPI Sharpe Ratio is 1.17, which is comparable to the FEPI Sharpe Ratio of 1.16. The chart below compares the historical Sharpe Ratios of AIPI and FEPI, 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

AIPI vs. FEPI - Drawdown Comparison

The maximum AIPI drawdown since its inception was -25.25%, which is greater than FEPI's maximum drawdown of -23.56%. Use the drawdown chart below to compare losses from any high point for AIPI and FEPI.

Drawdown Indicators

	AIPI	FEPI	Difference
Max Drawdown Largest peak-to-trough decline	-25.25%	-23.56%	-1.69%
Max Drawdown (1Y) Largest decline over 1 year	-14.40%	-12.91%	-1.49%
Current Drawdown Current decline from peak	-5.46%	-8.01%	+2.55%
Average Drawdown Average peak-to-trough decline	-4.63%	-3.53%	-1.10%
Ulcer Index Depth and duration of drawdowns from previous peaks	4.71%	4.02%	+0.69%

Volatility

AIPI vs. FEPI - Volatility Comparison

The current volatility for REX AI Equity Premium Income ETF (AIPI) is 6.23%, while REX FANG & Innovation Equity Premium Income ETF (FEPI) has a volatility of 7.58%. This indicates that AIPI experiences smaller price fluctuations and is considered to be less risky than FEPI based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	AIPI	FEPI	Difference
Volatility (1M) Calculated over the trailing 1-month period	6.23%	7.58%	-1.35%
Volatility (6M) Calculated over the trailing 6-month period	13.63%	14.01%	-0.38%
Volatility (1Y) Calculated over the trailing 1-year period	16.80%	17.84%	-1.04%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	21.48%	19.33%	+2.15%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	21.48%	19.33%	+2.15%

AIPI vs. FEPI - Expense Ratio Comparison

Both AIPI and FEPI have an expense ratio of 0.65%.

Dividends

AIPI vs. FEPI - Dividend Comparison

AIPI's dividend yield for the trailing twelve months is around 38.40%, more than FEPI's 26.88% yield.

Position	TTM	2025	2024	2023
AIPI REX AI Equity Premium Income ETF	38.40%	37.84%	18.13%	0.00%
FEPI REX FANG & Innovation Equity Premium Income ETF	26.88%	25.48%	27.18%	4.21%

Frequently Asked Questions

Can I hold both AIPI and FEPI in my portfolio?

AIPI and FEPI have a correlation of 0.87, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, AIPI or FEPI?

FEPI has higher volatility (7.58%) compared to AIPI (6.23%). In terms of maximum drawdown, AIPI dropped -25.25% vs FEPI's -23.56%.

Which ETF is better, AIPI or FEPI?

On 1-year performance, FEPI leads with 20.65% vs 19.48% for AIPI. Both ETFs have the same 0.65% expense ratio. On volatility, AIPI has been the lower-risk option at 6.23%. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF has performed better, AIPI or FEPI?

Over the 1-year period, FEPI has performed better with a 20.65% return vs 19.48%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.

Which ETF is cheaper, AIPI or FEPI?

AIPI and FEPI have the same expense ratio: 0.65% per year.

Which ETF pays a higher dividend yield, AIPI or FEPI?

AIPI has the higher dividend yield at 38.40%, compared with 26.88% for FEPI.

Which has better risk-adjusted returns?

AIPI currently has the higher Sharpe Ratio (1.17 vs 1.16), 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.