^SSMI vs. BRK-B

Last updated Jun 4, 2026

^SSMI (Swiss Market Index) is an index, while BRK-B (Berkshire Hathaway Inc.) is a stock. Over the past 10 years, ^SSMI returned 4.96%/yr vs 10.57%/yr for BRK-B. At a 0.36 correlation, their price movements are largely independent.

Performance

^SSMI vs. BRK-B - Performance Comparison

The chart below illustrates the hypothetical performance of a CHF 10,000 investment in Swiss Market Index (^SSMI) and Berkshire Hathaway Inc. (BRK-B). The values are adjusted to include any dividend payments, if applicable.

Different Trading Currencies

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

Returns By Period

In the year-to-date period, ^SSMI achieves a -0.37% return, which is significantly higher than BRK-B's -5.69% return. Over the past 10 years, ^SSMI has underperformed BRK-B with an annualized return of 4.96%, while BRK-B has yielded a comparatively higher 10.57% annualized return.

^SSMI

• 1D: -0.66%
• 1M: 1.65%
• YTD: -0.37%
• 6M: 2.80%
• 1Y: 8.00%
• 3Y*: 4.92%
• 5Y*: 2.70%
• 10Y*: 4.96%

BRK-B

• 1D: 1.43%
• 1M: 2.37%
• YTD: -5.69%
• 6M: -6.58%
• 1Y: -8.33%
• 3Y*: 7.89%
• 5Y*: 7.41%
• 10Y*: 10.57%

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

^SSMI vs. BRK-B - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
^SSMI Swiss Market Index	-0.37%	14.37%	4.16%	3.81%	-16.67%	20.29%	0.82%	25.95%	-10.15%	14.14%
BRK-B Berkshire Hathaway Inc.	-5.69%	-3.11%	37.11%	5.12%	4.73%	32.75%	-6.26%	9.05%	4.01%	16.46%

Correlation

The correlation between ^SSMI and BRK-B is 0.13, which is low. Their price movements are largely independent, making them effective diversification partners.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.13
Correlation (3Y) Calculated over the trailing 3-year period	0.21
Correlation (5Y) Calculated over the trailing 5-year period	0.25
Correlation (10Y) Calculated over the trailing 10-year period	0.32
Correlation (All Time) Calculated using the full available price history since Aug 28, 2007	0.36

Over the past year, the correlation between ^SSMI and BRK-B has dropped to 0.13 - well below their long-term average of 0.36, suggesting their price drivers have been diverging.

Return for Risk

^SSMI vs. BRK-B — Risk / Return Rank

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

^SSMI

^SSMI Risk / Return Rank: 32
^SSMI Sharpe Ratio Rank: 34
^SSMI Sortino Ratio Rank: 32
^SSMI Omega Ratio Rank: 34
^SSMI Calmar Ratio Rank: 29
^SSMI Martin Ratio Rank: 32

BRK-B

BRK-B Risk / Return Rank: 23
BRK-B Sharpe Ratio Rank: 27
BRK-B Sortino Ratio Rank: 22
BRK-B Omega Ratio Rank: 23
BRK-B Calmar Ratio Rank: 24
BRK-B Martin Ratio Rank: 20

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.

^SSMI vs. BRK-B - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Swiss Market Index (^SSMI) 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.

	^SSMI	BRK-B	Difference
Sharpe ratio: Return per unit of total volatility	0.68	-0.53	+1.21
Sortino ratio: Return per unit of downside risk	1.03	-0.63	+1.66
Omega ratio: Gain probability vs. loss probability	1.13	0.92	+0.21
Calmar ratio: Return relative to maximum drawdown	0.67	-0.67	+1.34
Martin ratio: Return relative to average drawdown	2.08	-1.36	+3.43
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

^SSMI vs. BRK-B - Sharpe Ratio Comparison

The current ^SSMI Sharpe Ratio is 0.68, which is higher than the BRK-B Sharpe Ratio of -0.53. The chart below compares the historical Sharpe Ratios of ^SSMI 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.

Sharpe Ratios by Period

	^SSMI	BRK-B	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	0.68	-0.53	+1.21
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.20	0.41	-0.20
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.35	0.51	-0.16
Sharpe Ratio (All Time) Calculated using the full available price history	0.35	0.32	+0.04

Drawdowns

^SSMI vs. BRK-B - Drawdown Comparison

The maximum ^SSMI drawdown since its inception was -56.31%, roughly equal to the maximum BRK-B drawdown of -56.34%. Use the drawdown chart below to compare losses from any high point for ^SSMI and BRK-B.

Drawdown Indicators

	^SSMI	BRK-B	Difference
Max Drawdown Largest peak-to-trough decline	-56.31%	-56.34%	+0.03%
Max Drawdown (1Y) Largest decline over 1 year	-12.08%	-12.50%	+0.42%
Max Drawdown (3Y) Largest decline over 3 years	-17.31%	-23.79%	+6.48%
Max Drawdown (5Y) Largest decline over 5 years	-22.34%	-23.79%	+1.45%
Max Drawdown (10Y) Largest decline over 10 years	-27.54%	-29.23%	+1.69%
Current Drawdown Current decline from peak	-5.68%	-20.64%	+14.96%
Average Drawdown Average peak-to-trough decline	-14.56%	-14.59%	+0.03%
Ulcer Index Depth and duration of drawdowns from previous peaks	3.89%	6.41%	-2.52%

Volatility

^SSMI vs. BRK-B - Volatility Comparison

The current volatility for Swiss Market Index (^SSMI) is 3.61%, while Berkshire Hathaway Inc. (BRK-B) has a volatility of 3.93%. This indicates that ^SSMI experiences smaller price fluctuations and is considered to be less risky than BRK-B based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	^SSMI	BRK-B	Difference
Volatility (1M) Calculated over the trailing 1-month period	3.61%	3.93%	-0.32%
Volatility (6M) Calculated over the trailing 6-month period	9.46%	12.12%	-2.66%
Volatility (1Y) Calculated over the trailing 1-year period	11.98%	15.64%	-3.66%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	13.38%	18.32%	-4.94%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	14.28%	20.95%	-6.67%

Frequently Asked Questions

Can I hold both ^SSMI and BRK-B in my portfolio?

^SSMI and BRK-B have a correlation of 0.13, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, ^SSMI or BRK-B?

BRK-B has higher volatility (3.93%) compared to ^SSMI (3.61%). In terms of maximum drawdown, ^SSMI dropped -56.31% vs BRK-B's -56.34%.

Which has better risk-adjusted returns?

^SSMI currently has the higher Sharpe Ratio (0.68 vs -0.53), meaning it's delivered slightly more return per unit of risk over the trailing 12 months. However, this ranking shifts over time - use the Risk/Return Score above for a more comprehensive view that combines Sharpe, Sortino, and other measures used by quantitative funds.