YDEC vs. ZMAY

Last updated Apr 2, 2026

Compare and contrast key facts about FT Vest International Equity Moderate Buffer ETF – December (YDEC) and Innovator Equity Defined Protection ETF - 1 Yr May (ZMAY).

YDEC and ZMAY are both exchange-traded funds (ETFs), meaning they are traded on stock exchanges and can be bought and sold throughout the day. YDEC is an actively managed fund by FT Vest. It was launched on Dec 18, 2020. ZMAY is an actively managed fund by Innovator. It was launched on May 1, 2025.

Performance

YDEC vs. ZMAY - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in FT Vest International Equity Moderate Buffer ETF – December (YDEC) and Innovator Equity Defined Protection ETF - 1 Yr May (ZMAY). The values are adjusted to include any dividend payments, if applicable.

YDEC vs. ZMAY - Yearly Performance Comparison

	2026 (YTD)	2025
YDEC FT Vest International Equity Moderate Buffer ETF – December	1.22%	8.56%
ZMAY Innovator Equity Defined Protection ETF - 1 Yr May	0.71%	4.67%

Returns By Period

In the year-to-date period, YDEC achieves a 1.22% return, which is significantly higher than ZMAY's 0.71% return.

YDEC

• 1D: 0.80%
• 1M: -1.96%
• YTD: 1.22%
• 6M: 3.09%
• 1Y: 11.75%
• 3Y*: 7.50%
• 5Y*: 4.86%
• 10Y*: —

ZMAY

• 1D: 0.01%
• 1M: 0.16%
• YTD: 0.71%
• 6M: 2.05%
• 1Y: —
• 3Y*: —
• 5Y*: —
• 10Y*: —

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

YDEC vs. ZMAY - Expense Ratio Comparison

YDEC has a 0.90% expense ratio, which is higher than ZMAY's 0.79% expense ratio.

YDEC

FT Vest International Equity Moderate Buffer ETF – December

ZMAY

Innovator Equity Defined Protection ETF - 1 Yr May

Return for Risk

YDEC vs. ZMAY — Risk / Return Rank

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

YDEC

YDEC Risk / Return Rank: 73
YDEC Sharpe Ratio Rank: 71
YDEC Sortino Ratio Rank: 71
YDEC Omega Ratio Rank: 87
YDEC Calmar Ratio Rank: 64
YDEC Martin Ratio Rank: 71

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.

YDEC vs. ZMAY - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for FT Vest International Equity Moderate Buffer ETF – December (YDEC) and Innovator Equity Defined Protection ETF - 1 Yr May (ZMAY). 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.

	YDEC	ZMAY	Difference
Sharpe ratio Return per unit of total volatility	1.34	—	—
Sortino ratio Return per unit of downside risk	1.88	—	—
Omega ratio Gain probability vs. loss probability	1.37	—	—
Calmar ratio Return relative to maximum drawdown	1.84	—	—
Martin ratio Return relative to average drawdown	8.37	—	—
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

Sharpe Ratios by Period

	YDEC	ZMAY	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	1.34	—	—
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.44	—	—
Sharpe Ratio (All Time) Calculated using the full available price history	0.50	3.96	-3.46

Correlation

The correlation between YDEC and ZMAY is 0.55, 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

YDEC vs. ZMAY - Dividend Comparison

Neither YDEC nor ZMAY has paid dividends to shareholders.

Tickers have no history of dividend payments

Drawdowns

YDEC vs. ZMAY - Drawdown Comparison

The maximum YDEC drawdown since its inception was -23.34%, which is greater than ZMAY's maximum drawdown of -0.39%. Use the drawdown chart below to compare losses from any high point for YDEC and ZMAY.

Drawdown Indicators

	YDEC	ZMAY	Difference
Max Drawdown Largest peak-to-trough decline	-23.34%	-0.39%	-22.95%
Max Drawdown (1Y) Largest decline over 1 year	-6.43%	—	—
Max Drawdown (5Y) Largest decline over 5 years	-23.34%	—	—
Current Drawdown Current decline from peak	-2.96%	0.00%	-2.96%
Average Drawdown Average peak-to-trough decline	-4.24%	-0.05%	-4.19%
Ulcer Index Depth and duration of drawdowns from previous peaks	1.41%	—	—

Volatility

Volatility by Period

	YDEC	ZMAY	Difference
Volatility (1M) Calculated over the trailing 1-month period	4.29%	—	—
Volatility (6M) Calculated over the trailing 6-month period	5.17%	—	—
Volatility (1Y) Calculated over the trailing 1-year period	8.80%	1.50%	+7.30%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	11.20%	1.50%	+9.70%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	11.06%	1.50%	+9.56%