ESIM vs. IDEV

Last updated Jun 5, 2026

ESIM (Eventide International ETF) and IDEV (iShares Core MSCI International Developed Markets ETF) are both Foreign Large Cap Equities funds. ESIM is actively managed, while IDEV is passively managed. Their correlation of 0.91 suggests significant overlap in exposure. ESIM charges 0.59%/yr vs 0.05%/yr for IDEV.

Performance

ESIM vs. IDEV - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Eventide International ETF (ESIM) and iShares Core MSCI International Developed Markets ETF (IDEV). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, ESIM achieves a 16.23% return, which is significantly higher than IDEV's 9.80% return.

ESIM

• 1D: 0.07%
• 1M: 6.18%
• YTD: 16.23%
• 6M: —
• 1Y: —
• 3Y*: —
• 5Y*: —
• 10Y*: —

IDEV

• 1D: 0.80%
• 1M: 2.86%
• YTD: 9.80%
• 6M: 12.08%
• 1Y: 23.60%
• 3Y*: 17.92%
• 5Y*: 8.66%
• 10Y*: —

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

ESIM vs. IDEV - Yearly Performance Comparison

	2026 (YTD)	2025
ESIM Eventide International ETF	16.23%	2.23%
IDEV iShares Core MSCI International Developed Markets ETF	9.80%	1.99%

Correlation

The correlation between ESIM and IDEV is 0.91, 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 Dec 18, 2025	0.91

Return for Risk

ESIM vs. IDEV — Risk / Return Rank

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

IDEV

IDEV Risk / Return Rank: 47
IDEV Sharpe Ratio Rank: 48
IDEV Sortino Ratio Rank: 48
IDEV Omega Ratio Rank: 48
IDEV Calmar Ratio Rank: 43
IDEV Martin Ratio Rank: 50

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.

ESIM vs. IDEV - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Eventide International ETF (ESIM) and iShares Core MSCI International Developed Markets ETF (IDEV). 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

	ESIM	IDEV	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	—	1.63	—
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	—	0.54	—
Sharpe Ratio (All Time) Calculated using the full available price history	2.88	0.55	+2.33

Drawdowns

ESIM vs. IDEV - Drawdown Comparison

The maximum ESIM drawdown since its inception was -11.26%, smaller than the maximum IDEV drawdown of -34.77%. Use the drawdown chart below to compare losses from any high point for ESIM and IDEV.

Drawdown Indicators

	ESIM	IDEV	Difference
Max Drawdown Largest peak-to-trough decline	-11.26%	-34.77%	+23.51%
Max Drawdown (1Y) Largest decline over 1 year	—	-11.20%	—
Max Drawdown (3Y) Largest decline over 3 years	—	-13.41%	—
Max Drawdown (5Y) Largest decline over 5 years	—	-29.15%	—
Current Drawdown Current decline from peak	-0.44%	-0.19%	-0.25%
Average Drawdown Average peak-to-trough decline	-2.24%	-6.56%	+4.32%
Ulcer Index Depth and duration of drawdowns from previous peaks	—	2.85%	—

Volatility

Volatility by Period

	ESIM	IDEV	Difference
Volatility (1M) Calculated over the trailing 1-month period	—	4.53%	—
Volatility (6M) Calculated over the trailing 6-month period	—	12.12%	—
Volatility (1Y) Calculated over the trailing 1-year period	16.00%	14.50%	+1.50%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	16.00%	16.26%	-0.26%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	16.00%	17.27%	-1.27%

ESIM vs. IDEV - Expense Ratio Comparison

ESIM has a 0.59% expense ratio, which is higher than IDEV's 0.05% expense ratio.

Dividends

ESIM vs. IDEV - Dividend Comparison

ESIM's dividend yield for the trailing twelve months is around 0.19%, less than IDEV's 3.10% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017
ESIM Eventide International ETF	0.19%	0.03%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%
IDEV iShares Core MSCI International Developed Markets ETF	3.10%	3.40%	3.30%	3.07%	2.69%	3.05%	2.00%	3.18%	3.16%	1.54%

Frequently Asked Questions

Can I hold both ESIM and IDEV in my portfolio?

With a correlation of 0.91, ESIM and IDEV move almost identically. Holding both adds very little diversification - you're essentially doubling your position in the same market segment. Choosing one is usually more capital-efficient.

Which ETF is better, ESIM or IDEV?

On fees, IDEV is cheaper at 0.05% per year. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF is cheaper, ESIM or IDEV?

IDEV is cheaper with a 0.05% expense ratio, compared with 0.59% for ESIM.

Which ETF pays a higher dividend yield, ESIM or IDEV?

IDEV has the higher dividend yield at 3.10%, compared with 0.19% for ESIM.

What is the main difference between ESIM and IDEV?

They also come from different issuers: Eventide and iShares. Their fees differ too: 0.59% for ESIM and 0.05% for IDEV.