GCAD vs. KDEF

Last updated Apr 1, 2026

Compare and contrast key facts about Gabelli Commercial Aerospace & Defense ETF (GCAD) and PLUS Korea Defense Industry Index ETF (KDEF).

GCAD and KDEF are both exchange-traded funds (ETFs), meaning they are traded on stock exchanges and can be bought and sold throughout the day. GCAD is an actively managed fund by Gabelli. It was launched on Jan 3, 2023. KDEF is a passively managed fund by PLUS that tracks the performance of the The Korea Defence Industry Index. It was launched on Feb 5, 2025.

Performance

GCAD vs. KDEF - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Gabelli Commercial Aerospace & Defense ETF (GCAD) and PLUS Korea Defense Industry Index ETF (KDEF). The values are adjusted to include any dividend payments, if applicable.

GCAD vs. KDEF - Yearly Performance Comparison

	2026 (YTD)	2025
GCAD Gabelli Commercial Aerospace & Defense ETF	7.13%	29.30%
KDEF PLUS Korea Defense Industry Index ETF	20.17%	117.16%

Returns By Period

In the year-to-date period, GCAD achieves a 7.13% return, which is significantly lower than KDEF's 20.17% return.

GCAD

• 1D: 3.88%
• 1M: -9.20%
• YTD: 7.13%
• 6M: 11.82%
• 1Y: 49.29%
• 3Y*: 30.53%
• 5Y*: —
• 10Y*: —

KDEF

• 1D: 2.65%
• 1M: -13.39%
• YTD: 20.17%
• 6M: 11.40%
• 1Y: 121.83%
• 3Y*: —
• 5Y*: —
• 10Y*: —

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

GCAD vs. KDEF - Expense Ratio Comparison

GCAD has a 0.00% expense ratio, which is lower than KDEF's 0.65% expense ratio.

KDEF

PLUS Korea Defense Industry Index ETF

GCAD

Gabelli Commercial Aerospace & Defense ETF

Return for Risk

GCAD vs. KDEF — Risk / Return Rank

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

GCAD

GCAD Risk / Return Rank: 94
GCAD Sharpe Ratio Rank: 94
GCAD Sortino Ratio Rank: 95
GCAD Omega Ratio Rank: 94
GCAD Calmar Ratio Rank: 91
GCAD Martin Ratio Rank: 94

KDEF

KDEF Risk / Return Rank: 95
KDEF Sharpe Ratio Rank: 97
KDEF Sortino Ratio Rank: 96
KDEF Omega Ratio Rank: 91
KDEF Calmar Ratio Rank: 98
KDEF Martin Ratio Rank: 95

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.

GCAD vs. KDEF - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Gabelli Commercial Aerospace & Defense ETF (GCAD) and PLUS Korea Defense Industry Index ETF (KDEF). 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.

	GCAD	KDEF	Difference
Sharpe ratio Return per unit of total volatility	2.30	2.79	-0.49
Sortino ratio Return per unit of downside risk	3.09	3.19	-0.10
Omega ratio Gain probability vs. loss probability	1.43	1.39	+0.05
Calmar ratio Return relative to maximum drawdown	3.25	5.57	-2.32
Martin ratio Return relative to average drawdown	14.88	15.53	-0.65
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

GCAD vs. KDEF - Sharpe Ratio Comparison

The current GCAD Sharpe Ratio is 2.30, which is comparable to the KDEF Sharpe Ratio of 2.79. The chart below compares the historical Sharpe Ratios of GCAD and KDEF, offering insights into how both investments have performed under varying market conditions. These values are calculated using daily returns over the previous 12 months.

Sharpe Ratios by Period

	GCAD	KDEF	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	2.30	2.79	-0.49
Sharpe Ratio (All Time) Calculated using the full available price history	1.55	2.91	-1.36

Correlation

The correlation between GCAD and KDEF is 0.33, which is considered to be low. This implies their price changes are not closely related. A low correlation is generally favorable for portfolio diversification, as it helps to reduce overall risk by spreading it across multiple assets with different performance patterns.

Dividends

GCAD vs. KDEF - Dividend Comparison

GCAD's dividend yield for the trailing twelve months is around 1.92%, less than KDEF's 4.21% yield.

	TTM	2025	2024	2023
GCAD Gabelli Commercial Aerospace & Defense ETF	1.92%	2.06%	4.94%	3.62%
KDEF PLUS Korea Defense Industry Index ETF	4.21%	5.06%	0.00%	0.00%

Drawdowns

GCAD vs. KDEF - Drawdown Comparison

The maximum GCAD drawdown since its inception was -16.14%, smaller than the maximum KDEF drawdown of -22.51%. Use the drawdown chart below to compare losses from any high point for GCAD and KDEF.

Drawdown Indicators

	GCAD	KDEF	Difference
Max Drawdown Largest peak-to-trough decline	-16.14%	-22.51%	+6.37%
Max Drawdown (1Y) Largest decline over 1 year	-14.96%	-22.51%	+7.55%
Current Drawdown Current decline from peak	-11.66%	-18.37%	+6.71%
Average Drawdown Average peak-to-trough decline	-2.79%	-5.83%	+3.04%
Ulcer Index Depth and duration of drawdowns from previous peaks	3.27%	8.08%	-4.81%

Volatility

GCAD vs. KDEF - Volatility Comparison

The current volatility for Gabelli Commercial Aerospace & Defense ETF (GCAD) is 8.02%, while PLUS Korea Defense Industry Index ETF (KDEF) has a volatility of 19.32%. This indicates that GCAD experiences smaller price fluctuations and is considered to be less risky than KDEF based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	GCAD	KDEF	Difference
Volatility (1M) Calculated over the trailing 1-month period	8.02%	19.32%	-11.30%
Volatility (6M) Calculated over the trailing 6-month period	14.53%	33.05%	-18.52%
Volatility (1Y) Calculated over the trailing 1-year period	21.51%	43.92%	-22.41%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	18.15%	45.29%	-27.14%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	18.15%	45.29%	-27.14%