IDYN vs. FDT

Last updated Jun 6, 2026

IDYN (iShares International Equity Factor Rotation Active ETF) and FDT (First Trust Developed Markets ex-US AlphaDEX Fund) are both Foreign Large Cap Equities funds. IDYN is actively managed, while FDT is passively managed. Their correlation of 0.85 suggests significant overlap in exposure. IDYN charges 0.40%/yr vs 0.80%/yr for FDT.

Performance

IDYN vs. FDT - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in iShares International Equity Factor Rotation Active ETF (IDYN) and First Trust Developed Markets ex-US AlphaDEX Fund (FDT). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, IDYN achieves a 6.26% return, which is significantly lower than FDT's 19.01% return.

IDYN

• 1D: -2.79%
• 1M: -2.27%
• YTD: 6.26%
• 6M: 8.83%
• 1Y: —
• 3Y*: —
• 5Y*: —
• 10Y*: —

FDT

• 1D: -4.71%
• 1M: -2.93%
• YTD: 19.01%
• 6M: 21.30%
• 1Y: 45.60%
• 3Y*: 27.63%
• 5Y*: 11.36%
• 10Y*: 10.20%

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

IDYN vs. FDT - Yearly Performance Comparison

	2026 (YTD)	2025
IDYN iShares International Equity Factor Rotation Active ETF	6.26%	10.87%
FDT First Trust Developed Markets ex-US AlphaDEX Fund	19.01%	12.28%

Correlation

The correlation between IDYN and FDT is 0.85, indicating a strong positive relationship between their price movements. Combining them offers limited diversification - they tend to fall together during downturns.

	Correlation
Correlation (All Time) Calculated using the full available price history since Aug 8, 2025	0.85

Return for Risk

IDYN vs. FDT — Risk / Return Rank

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

FDT

FDT Risk / Return Rank: 74
FDT Sharpe Ratio Rank: 77
FDT Sortino Ratio Rank: 71
FDT Omega Ratio Rank: 77
FDT Calmar Ratio Rank: 70
FDT Martin Ratio Rank: 73

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.

IDYN vs. FDT - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for iShares International Equity Factor Rotation Active ETF (IDYN) and First Trust Developed Markets ex-US AlphaDEX Fund (FDT). 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

	IDYN	FDT	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	—	2.41	—
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	—	0.62	—
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	—	0.55	—
Sharpe Ratio (All Time) Calculated using the full available price history	1.28	0.38	+0.91

Drawdowns

IDYN vs. FDT - Drawdown Comparison

The maximum IDYN drawdown since its inception was -12.68%, smaller than the maximum FDT drawdown of -46.10%. Use the drawdown chart below to compare losses from any high point for IDYN and FDT.

Drawdown Indicators

	IDYN	FDT	Difference
Max Drawdown Largest peak-to-trough decline	-12.68%	-46.10%	+33.42%
Max Drawdown (1Y) Largest decline over 1 year	—	-13.41%	—
Max Drawdown (3Y) Largest decline over 3 years	—	-14.29%	—
Max Drawdown (5Y) Largest decline over 5 years	—	-33.04%	—
Max Drawdown (10Y) Largest decline over 10 years	—	-46.10%	—
Current Drawdown Current decline from peak	-6.16%	-6.68%	+0.52%
Average Drawdown Average peak-to-trough decline	-2.46%	-10.77%	+8.31%
Ulcer Index Depth and duration of drawdowns from previous peaks	—	3.45%	—

Volatility

Volatility by Period

	IDYN	FDT	Difference
Volatility (1M) Calculated over the trailing 1-month period	—	8.24%	—
Volatility (6M) Calculated over the trailing 6-month period	—	16.69%	—
Volatility (1Y) Calculated over the trailing 1-year period	17.14%	19.06%	-1.92%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	17.14%	18.35%	-1.21%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	17.14%	18.58%	-1.44%

IDYN vs. FDT - Expense Ratio Comparison

IDYN has a 0.40% expense ratio, which is lower than FDT's 0.80% expense ratio.

Dividends

IDYN vs. FDT - Dividend Comparison

IDYN's dividend yield for the trailing twelve months is around 0.39%, less than FDT's 2.99% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
FDT First Trust Developed Markets ex-US AlphaDEX Fund	2.99%	3.27%	3.89%	4.36%	2.29%	3.80%	2.42%	2.78%	2.13%	1.57%	1.76%	1.83%
IDYN iShares International Equity Factor Rotation Active ETF	0.39%	0.42%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%

Frequently Asked Questions

Can I hold both IDYN and FDT in my portfolio?

IDYN and FDT have a correlation of 0.85, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which ETF is better, IDYN or FDT?

On fees, IDYN is cheaper at 0.40% per year. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF is cheaper, IDYN or FDT?

IDYN is cheaper with a 0.40% expense ratio, compared with 0.80% for FDT.

Which ETF pays a higher dividend yield, IDYN or FDT?

FDT has the higher dividend yield at 2.99%, compared with 0.39% for IDYN.

What is the main difference between IDYN and FDT?

They also come from different issuers: iShares and First Trust. Their fees differ too: 0.40% for IDYN and 0.80% for FDT.