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XEF.TO vs. BRK-B
Performance
Return for Risk
Drawdowns
Volatility
Dividends

XEF.TO vs. BRK-B

Last updated Jun 13, 2026

XEF.TO (iShares Core MSCI EAFE IMI Index ETF) is Foreign Large Cap Equities fund tracking the MSCI EAFE Investable Market Index (CAD), while BRK-B (Berkshire Hathaway Inc.) is a stock. Over the past 10 years, XEF.TO returned 10.64%/yr vs 14.20%/yr for BRK-B. At a 0.44 correlation, their price movements are largely independent.

Performance

XEF.TO vs. BRK-B - Performance Comparison

The chart below illustrates the hypothetical performance of a CA$10,000 investment in iShares Core MSCI EAFE IMI Index ETF (XEF.TO) and Berkshire Hathaway Inc. (BRK-B). The values are adjusted to include any dividend payments, if applicable.

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Different Trading Currencies

XEF.TO is traded in CAD, while BRK-B is traded in USD. To make them comparable, the BRK-B values have been converted to CAD using the latest available exchange rates.

Returns By Period

In the year-to-date period, XEF.TO achieves a 11.50% return, which is significantly higher than BRK-B's -0.69% return. Over the past 10 years, XEF.TO has underperformed BRK-B with an annualized return of 10.64%, while BRK-B has yielded a comparatively higher 14.20% annualized return.

XEF.TO

1D
0.56%
1M
3.07%
YTD
11.50%
6M
12.67%
1Y
25.69%
3Y*
18.06%
5Y*
10.94%
10Y*
10.64%

BRK-B

1D
0.90%
1M
3.05%
YTD
-0.69%
6M
-0.66%
1Y
3.13%
3Y*
15.00%
5Y*
14.53%
10Y*
14.20%
*Multi-year figures are annualized to reflect compound growth (CAGR)

XEF.TO vs. BRK-B - Yearly Performance Comparison

2026 (YTD)202520242023202220212020201920182017
XEF.TO
iShares Core MSCI EAFE IMI Index ETF		11.50%25.69%12.04%15.21%-9.53%10.35%6.13%15.85%-6.66%18.20%
BRK-B
Berkshire Hathaway Inc.		-0.69%5.83%37.85%12.71%9.86%28.89%-0.06%6.36%11.67%13.39%

Correlation

The correlation between XEF.TO and BRK-B is 0.17, which is low. Their price movements are largely independent, making them effective diversification partners.

Correlation
Correlation (1Y)
Calculated over the trailing 1-year period

0.17

Correlation (3Y)
Calculated over the trailing 3-year period

0.24

Correlation (5Y)
Calculated over the trailing 5-year period

0.36

Correlation (10Y)
Calculated over the trailing 10-year period

0.43

Correlation (All Time)
Calculated using the full available price history since Apr 15, 2013

0.44

Over the past year, the correlation between XEF.TO and BRK-B has dropped to 0.17 - well below their long-term average of 0.44, suggesting their price drivers have been diverging.

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iShares Core MSCI EAFE IMI Index ETF

Berkshire Hathaway Inc.

Often compared with XEF.TO:
XEF.TO vs. XEC.TOXEF.TO vs. VIU.TOXEF.TO vs. ZEA.TOXEF.TO vs. XFH.TOXEF.TO vs. IEFAXEF.TO vs. XIC.TOXEF.TO vs. XEF-U.TO
Often compared with BRK-B:
BRK-B vs. SPYBRK-B vs. VOOBRK-B vs. BRK-ABRK-B vs. QQQBRK-B vs. ^NDXBRK-B vs. VTIBRK-B vs. VGT

Return for Risk

XEF.TO vs. BRK-B — Risk / Return Rank

Compare risk-adjusted metric ranks to identify better-performing investments over the past 12 months.
XEF.TO
XEF.TO Risk / Return Rank: 5555
Overall Rank
XEF.TO Sharpe Ratio Rank: 5656
Sharpe Ratio Rank
XEF.TO Sortino Ratio Rank: 5858
Sortino Ratio Rank
XEF.TO Omega Ratio Rank: 5757
Omega Ratio Rank
XEF.TO Calmar Ratio Rank: 4848
Calmar Ratio Rank
XEF.TO Martin Ratio Rank: 5555
Martin Ratio Rank
BRK-B
BRK-B Risk / Return Rank: 3939
Overall Rank
BRK-B Sharpe Ratio Rank: 4242
Sharpe Ratio Rank
BRK-B Sortino Ratio Rank: 3434
Sortino Ratio Rank
BRK-B Omega Ratio Rank: 3333
Omega Ratio Rank
BRK-B Calmar Ratio Rank: 4242
Calmar Ratio Rank
BRK-B Martin Ratio Rank: 4242
Martin Ratio Rank
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.

XEF.TO vs. BRK-B - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for iShares Core MSCI EAFE IMI Index ETF (XEF.TO) and Berkshire Hathaway Inc. (BRK-B). 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.

Values are calculated on a 1-year rolling basis and updated daily. Risk-adjusted metrics are more stable over longer periods — use the period switch above to explore them.

XEF.TOBRK-BDifference
Sharpe ratioReturn per unit of total volatility
1.67
0.13

+1.54

Sortino ratioReturn per unit of downside risk
2.41
0.28

+2.13

Omega ratioGain probability vs. loss probability

1.31

1.04

+0.27

Calmar ratioReturn relative to maximum drawdown

2.14

0.17

+1.97

Martin ratioReturn relative to average drawdown

8.51

0.36

+8.15

XEF.TO vs. BRK-B - Sharpe Ratio Comparison

The current XEF.TO Sharpe Ratio is 1.67, which is higher than the BRK-B Sharpe Ratio of 0.13. The chart below compares the historical Sharpe Ratios of XEF.TO and BRK-B, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

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Drawdowns

XEF.TO vs. BRK-B - Drawdown Comparison

The maximum XEF.TO drawdown since its inception was -28.51%, smaller than the maximum BRK-B drawdown of -41.13%. Use the drawdown chart below to compare losses from any high point for XEF.TO and BRK-B.

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Drawdown Indicators

XEF.TOBRK-BDifference

Max Drawdown

Largest peak-to-trough decline

-28.51%

-41.13%

+12.62%

Max Drawdown (1Y)

Largest decline over 1 year

-11.27%

-12.05%

+0.78%

Max Drawdown (3Y)

Largest decline over 3 years

-14.31%

-17.69%

+3.38%

Max Drawdown (5Y)

Largest decline over 5 years

-24.58%

-23.03%

-1.55%

Max Drawdown (10Y)

Largest decline over 10 years

-28.51%

-23.14%

-5.37%

Current Drawdown

Current decline from peak

0.00%

-11.05%

+11.05%

Average Drawdown

Average peak-to-trough decline

-4.61%

-9.95%

+5.34%

Ulcer Index

Depth and duration of drawdowns from previous peaks

2.83%

5.68%

-2.85%

Volatility

XEF.TO vs. BRK-B - Volatility Comparison

iShares Core MSCI EAFE IMI Index ETF (XEF.TO) has a higher volatility of 5.29% compared to Berkshire Hathaway Inc. (BRK-B) at 4.35%. This indicates that XEF.TO's price experiences larger fluctuations and is considered to be riskier than BRK-B based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

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Volatility by Period

XEF.TOBRK-BDifference

Volatility (1M)

Calculated over the trailing 1-month period

5.29%

4.35%

+0.94%

Volatility (6M)

Calculated over the trailing 6-month period

12.23%

11.47%

+0.76%

Volatility (1Y)

Calculated over the trailing 1-year period

14.43%

15.33%

-0.90%

Volatility (5Y)

Calculated over the trailing 5-year period, annualized

13.69%

18.07%

-4.38%

Volatility (10Y)

Calculated over the trailing 10-year period, annualized

14.87%

20.44%

-5.57%

Dividends

XEF.TO vs. BRK-B - Dividend Comparison

XEF.TO's dividend yield for the trailing twelve months is around 2.18%, while BRK-B has not paid dividends to shareholders.

PositionTTM20252024202320222021202020192018201720162015
BRK-B
Berkshire Hathaway Inc.		0.00%0.00%0.00%0.00%0.00%0.00%0.00%0.00%0.00%0.00%0.00%0.00%
XEF.TO
iShares Core MSCI EAFE IMI Index ETF		2.18%2.43%2.76%2.75%2.93%2.42%1.93%2.71%2.75%2.11%2.45%2.42%

Frequently Asked Questions

XEF.TO and BRK-B have a correlation of 0.17, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

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