DRNZ vs. IDEF

Last updated Apr 1, 2026

Compare and contrast key facts about REX Drone ETF (DRNZ) and iShares Defense Industrials Active ETF (IDEF).

DRNZ and IDEF are both exchange-traded funds (ETFs), meaning they are traded on stock exchanges and can be bought and sold throughout the day. DRNZ is a passively managed fund by REX that tracks the performance of the VettaFi Drone Index. It was launched on Oct 29, 2025. IDEF is an actively managed fund by iShares. It was launched on May 19, 2025.

Performance

DRNZ vs. IDEF - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in REX Drone ETF (DRNZ) and iShares Defense Industrials Active ETF (IDEF). The values are adjusted to include any dividend payments, if applicable.

DRNZ vs. IDEF - Yearly Performance Comparison

	2026 (YTD)	2025
DRNZ REX Drone ETF	9.89%	-10.89%
IDEF iShares Defense Industrials Active ETF	6.20%	-4.69%

Returns By Period

In the year-to-date period, DRNZ achieves a 9.89% return, which is significantly higher than IDEF's 6.20% return.

DRNZ

• 1D: 4.34%
• 1M: -7.48%
• YTD: 9.89%
• 6M: —
• 1Y: —
• 3Y*: —
• 5Y*: —
• 10Y*: —

IDEF

• 1D: 4.15%
• 1M: -8.78%
• YTD: 6.20%
• 6M: 3.09%
• 1Y: —
• 3Y*: —
• 5Y*: —
• 10Y*: —

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

DRNZ vs. IDEF - Expense Ratio Comparison

DRNZ has a 0.65% expense ratio, which is higher than IDEF's 0.55% expense ratio.

DRNZ

REX Drone ETF

IDEF

iShares Defense Industrials Active ETF

Return for Risk

DRNZ vs. IDEF - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for REX Drone ETF (DRNZ) and iShares Defense Industrials Active ETF (IDEF). 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

	DRNZ	IDEF	Difference
Sharpe Ratio (All Time) Calculated using the full available price history	-0.10	1.85	-1.94

Correlation

The correlation between DRNZ and IDEF is 0.75, which is considered to be high. That indicates a strong positive relationship between their price movements. Having highly-correlated positions in a portfolio may signal a lack of diversification, potentially leading to increased risk during market downturns.

Dividends

DRNZ vs. IDEF - Dividend Comparison

DRNZ has not paid dividends to shareholders, while IDEF's dividend yield for the trailing twelve months is around 0.16%.

	TTM	2025
DRNZ REX Drone ETF	0.00%	0.00%
IDEF iShares Defense Industrials Active ETF	0.16%	0.17%

Drawdowns

DRNZ vs. IDEF - Drawdown Comparison

The maximum DRNZ drawdown since its inception was -24.52%, which is greater than IDEF's maximum drawdown of -14.63%. Use the drawdown chart below to compare losses from any high point for DRNZ and IDEF.

Drawdown Indicators

	DRNZ	IDEF	Difference
Max Drawdown Largest peak-to-trough decline	-24.52%	-14.63%	-9.89%
Current Drawdown Current decline from peak	-17.41%	-11.08%	-6.33%
Average Drawdown Average peak-to-trough decline	-10.89%	-2.88%	-8.01%

Volatility

Volatility by Period

	DRNZ	IDEF	Difference
Volatility (1Y) Calculated over the trailing 1-year period	51.35%	20.00%	+31.35%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	51.35%	20.00%	+31.35%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	51.35%	20.00%	+31.35%