WDAF vs. IDEF

Last updated Apr 1, 2026

Compare and contrast key facts about WisdomTree Asia Defense Fund (WDAF) and iShares Defense Industrials Active ETF (IDEF).

WDAF and IDEF are both exchange-traded funds (ETFs), meaning they are traded on stock exchanges and can be bought and sold throughout the day. WDAF is a passively managed fund by WisdomTree that tracks the performance of the WisdomTree Asia Defense Index. It was launched on Sep 10, 2025. IDEF is an actively managed fund by iShares. It was launched on May 19, 2025.

Performance

WDAF vs. IDEF - Performance Comparison

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

WDAF vs. IDEF - Yearly Performance Comparison

	2026 (YTD)	2025
WDAF WisdomTree Asia Defense Fund	11.28%	-7.62%
IDEF iShares Defense Industrials Active ETF	6.20%	2.12%

Returns By Period

In the year-to-date period, WDAF achieves a 11.28% return, which is significantly higher than IDEF's 6.20% return.

WDAF

• 1D: 3.09%
• 1M: -8.09%
• YTD: 11.28%
• 6M: 1.74%
• 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)

WDAF vs. IDEF - Expense Ratio Comparison

WDAF has a 0.45% expense ratio, which is lower than IDEF's 0.55% expense ratio.

IDEF

iShares Defense Industrials Active ETF

WDAF

WisdomTree Asia Defense Fund

Return for Risk

WDAF vs. IDEF - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for WisdomTree Asia Defense Fund (WDAF) 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

	WDAF	IDEF	Difference
Sharpe Ratio (All Time) Calculated using the full available price history	0.18	1.85	-1.67

Correlation

The correlation between WDAF and IDEF is 0.60, which is considered to be moderate. This suggests that the two assets have some degree of positive relationship in their price movements. Moderate correlation can be acceptable for portfolio diversification, offering a balance between risk and potential returns.

Dividends

WDAF vs. IDEF - Dividend Comparison

WDAF's dividend yield for the trailing twelve months is around 0.12%, less than IDEF's 0.16% yield.

	TTM	2025
WDAF WisdomTree Asia Defense Fund	0.12%	0.13%
IDEF iShares Defense Industrials Active ETF	0.16%	0.17%

Drawdowns

WDAF vs. IDEF - Drawdown Comparison

The maximum WDAF drawdown since its inception was -18.21%, which is greater than IDEF's maximum drawdown of -14.63%. Use the drawdown chart below to compare losses from any high point for WDAF and IDEF.

Drawdown Indicators

	WDAF	IDEF	Difference
Max Drawdown Largest peak-to-trough decline	-18.21%	-14.63%	-3.58%
Current Drawdown Current decline from peak	-15.68%	-11.08%	-4.60%
Average Drawdown Average peak-to-trough decline	-5.94%	-2.88%	-3.06%

Volatility

Volatility by Period

	WDAF	IDEF	Difference
Volatility (1Y) Calculated over the trailing 1-year period	29.89%	20.00%	+9.89%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	29.89%	20.00%	+9.89%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	29.89%	20.00%	+9.89%