INTL vs. BUYW

Last updated Apr 1, 2026

Compare and contrast key facts about Main International ETF (INTL) and Main Buywrite ETF (BUYW).

INTL and BUYW are both exchange-traded funds (ETFs), meaning they are traded on stock exchanges and can be bought and sold throughout the day. INTL is an actively managed fund by Main Funds. It was launched on Dec 1, 2022. BUYW is an actively managed fund by Main Funds. It was launched on Dec 29, 2015.

Performance

INTL vs. BUYW - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Main International ETF (INTL) and Main Buywrite ETF (BUYW). The values are adjusted to include any dividend payments, if applicable.

INTL vs. BUYW - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022
INTL Main International ETF	1.65%	29.55%	2.00%	18.20%	-2.66%
BUYW Main Buywrite ETF	-0.19%	9.08%	9.82%	12.80%	-0.52%

Returns By Period

In the year-to-date period, INTL achieves a 1.65% return, which is significantly higher than BUYW's -0.19% return.

INTL

• 1D: 3.54%
• 1M: -7.53%
• YTD: 1.65%
• 6M: 4.66%
• 1Y: 25.20%
• 3Y*: 14.42%
• 5Y*: —
• 10Y*: —

BUYW

• 1D: 1.51%
• 1M: -0.91%
• YTD: -0.19%
• 6M: 2.11%
• 1Y: 8.89%
• 3Y*: 8.39%
• 5Y*: —
• 10Y*: —

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

INTL vs. BUYW - Expense Ratio Comparison

INTL has a 1.04% expense ratio, which is lower than BUYW's 1.29% expense ratio.

BUYW

Main Buywrite ETF

INTL

Main International ETF

Return for Risk

INTL vs. BUYW — Risk / Return Rank

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

INTL

INTL Risk / Return Rank: 80
INTL Sharpe Ratio Rank: 79
INTL Sortino Ratio Rank: 80
INTL Omega Ratio Rank: 81
INTL Calmar Ratio Rank: 80
INTL Martin Ratio Rank: 78

BUYW

BUYW Risk / Return Rank: 56
BUYW Sharpe Ratio Rank: 45
BUYW Sortino Ratio Rank: 50
BUYW Omega Ratio Rank: 68
BUYW Calmar Ratio Rank: 44
BUYW 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.

INTL vs. BUYW - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Main International ETF (INTL) and Main Buywrite ETF (BUYW). 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.

	INTL	BUYW	Difference
Sharpe ratio Return per unit of total volatility	1.45	0.80	+0.64
Sortino ratio Return per unit of downside risk	2.01	1.32	+0.69
Omega ratio Gain probability vs. loss probability	1.31	1.25	+0.06
Calmar ratio Return relative to maximum drawdown	2.11	1.12	+0.99
Martin ratio Return relative to average drawdown	8.18	7.48	+0.71
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

INTL vs. BUYW - Sharpe Ratio Comparison

The current INTL Sharpe Ratio is 1.45, which is higher than the BUYW Sharpe Ratio of 0.80. The chart below compares the historical Sharpe Ratios of INTL and BUYW, 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

	INTL	BUYW	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	1.45	0.80	+0.64
Sharpe Ratio (All Time) Calculated using the full available price history	0.92	1.08	-0.15

Correlation

The correlation between INTL and BUYW is 0.50, 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

INTL vs. BUYW - Dividend Comparison

INTL's dividend yield for the trailing twelve months is around 2.53%, less than BUYW's 6.01% yield.

	TTM	2025	2024	2023	2022
INTL Main International ETF	2.53%	2.57%	2.71%	2.86%	1.41%
BUYW Main Buywrite ETF	6.01%	5.89%	5.93%	5.95%	0.50%

Drawdowns

INTL vs. BUYW - Drawdown Comparison

The maximum INTL drawdown since its inception was -14.48%, which is greater than BUYW's maximum drawdown of -9.36%. Use the drawdown chart below to compare losses from any high point for INTL and BUYW.

Drawdown Indicators

	INTL	BUYW	Difference
Max Drawdown Largest peak-to-trough decline	-14.48%	-9.36%	-5.12%
Max Drawdown (1Y) Largest decline over 1 year	-11.55%	-8.18%	-3.37%
Current Drawdown Current decline from peak	-7.77%	-1.11%	-6.66%
Average Drawdown Average peak-to-trough decline	-2.92%	-0.63%	-2.29%
Ulcer Index Depth and duration of drawdowns from previous peaks	2.98%	1.22%	+1.76%

Volatility

INTL vs. BUYW - Volatility Comparison

Main International ETF (INTL) has a higher volatility of 8.36% compared to Main Buywrite ETF (BUYW) at 2.59%. This indicates that INTL's price experiences larger fluctuations and is considered to be riskier than BUYW based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	INTL	BUYW	Difference
Volatility (1M) Calculated over the trailing 1-month period	8.36%	2.59%	+5.77%
Volatility (6M) Calculated over the trailing 6-month period	11.71%	3.89%	+7.82%
Volatility (1Y) Calculated over the trailing 1-year period	17.49%	11.09%	+6.40%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	15.27%	8.62%	+6.65%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	15.27%	8.62%	+6.65%