BRK-B vs. FSELX

Last updated Jun 9, 2026

BRK-B (Berkshire Hathaway Inc.) is a stock, while FSELX (Fidelity Select Semiconductors Portfolio) is Semiconductors fund managed by Fidelity. Over the past 10 years, BRK-B returned 13.14%/yr vs 37.56%/yr for FSELX. At a 0.33 correlation, their price movements are largely independent.

Performance

BRK-B vs. FSELX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Berkshire Hathaway Inc. (BRK-B) and Fidelity Select Semiconductors Portfolio (FSELX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, BRK-B achieves a -3.11% return, which is significantly lower than FSELX's 66.12% return. Over the past 10 years, BRK-B has underperformed FSELX with an annualized return of 13.14%, while FSELX has yielded a comparatively higher 37.56% annualized return.

BRK-B

• 1D: -0.23%
• 1M: 2.32%
• YTD: -3.11%
• 6M: -2.06%
• 1Y: -1.32%
• 3Y*: 13.25%
• 5Y*: 11.03%
• 10Y*: 13.14%

FSELX

• 1D: -9.27%
• 1M: 5.76%
• YTD: 66.12%
• 6M: 60.36%
• 1Y: 135.04%
• 3Y*: 63.14%
• 5Y*: 43.03%
• 10Y*: 37.56%

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

BRK-B vs. FSELX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
BRK-B Berkshire Hathaway Inc.	-3.11%	10.89%	27.09%	15.46%	3.31%	28.95%	2.37%	10.93%	3.01%	21.62%
FSELX Fidelity Select Semiconductors Portfolio	66.12%	52.17%	49.68%	78.49%	-35.27%	59.16%	44.33%	64.50%	-12.01%	34.51%

Correlation

The correlation between BRK-B and FSELX is -0.18, meaning they tend to move in opposite directions. This is especially valuable for risk management - when one declines, the other has historically tended to hold steady or rise.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	-0.18
Correlation (3Y) Calculated over the trailing 3-year period	0.04
Correlation (5Y) Calculated over the trailing 5-year period	0.24
Correlation (10Y) Calculated over the trailing 10-year period	0.35
Correlation (All Time) Calculated using the full available price history since May 9, 1996	0.33

The correlation between BRK-B and FSELX shifts across timeframes, from -0.18 (1 year) to 0.35 (10 years), reflecting how their relationship changes across market environments.

Return for Risk

BRK-B vs. FSELX — Risk / Return Rank

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

BRK-B

BRK-B Risk / Return Rank: 35
BRK-B Sharpe Ratio Rank: 38
BRK-B Sortino Ratio Rank: 30
BRK-B Omega Ratio Rank: 30
BRK-B Calmar Ratio Rank: 38
BRK-B Martin Ratio Rank: 37

FSELX

FSELX Risk / Return Rank: 93
FSELX Sharpe Ratio Rank: 99
FSELX Sortino Ratio Rank: 87
FSELX Omega Ratio Rank: 85
FSELX Calmar Ratio Rank: 98
FSELX Martin Ratio Rank: 98

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.

BRK-B vs. FSELX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Berkshire Hathaway Inc. (BRK-B) and Fidelity Select Semiconductors Portfolio (FSELX). 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.

	BRK-B	FSELX	Difference
Sharpe ratio: Return per unit of total volatility	-0.09	4.00	-4.10
Sortino ratio: Return per unit of downside risk	-0.03	4.09	-4.12
Omega ratio: Gain probability vs. loss probability	1.00	1.57	-0.57
Calmar ratio: Return relative to maximum drawdown	-0.14	9.48	-9.62
Martin ratio: Return relative to average drawdown	-0.30	35.79	-36.09
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

BRK-B vs. FSELX - Sharpe Ratio Comparison

The current BRK-B Sharpe Ratio is -0.09, which is lower than the FSELX Sharpe Ratio of 4.00. The chart below compares the historical Sharpe Ratios of BRK-B and FSELX, 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

	BRK-B	FSELX	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	-0.09	4.00	-4.10
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.65	1.10	-0.46
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.68	1.07	-0.39
Sharpe Ratio (All Time) Calculated using the full available price history	0.48	0.54	-0.05

Drawdowns

BRK-B vs. FSELX - Drawdown Comparison

The maximum BRK-B drawdown since its inception was -53.86%, smaller than the maximum FSELX drawdown of -82.54%. Use the drawdown chart below to compare losses from any high point for BRK-B and FSELX.

Drawdown Indicators

	BRK-B	FSELX	Difference
Max Drawdown Largest peak-to-trough decline	-53.86%	-82.54%	+28.68%
Max Drawdown (1Y) Largest decline over 1 year	-9.42%	-14.38%	+4.96%
Max Drawdown (3Y) Largest decline over 3 years	-14.95%	-36.31%	+21.36%
Max Drawdown (5Y) Largest decline over 5 years	-26.58%	-46.37%	+19.79%
Max Drawdown (10Y) Largest decline over 10 years	-29.57%	-46.37%	+16.80%
Current Drawdown Current decline from peak	-9.78%	-10.89%	+1.11%
Average Drawdown Average peak-to-trough decline	-11.07%	-28.69%	+17.62%
Ulcer Index Depth and duration of drawdowns from previous peaks	4.49%	3.80%	+0.69%

Volatility

BRK-B vs. FSELX - Volatility Comparison

The current volatility for Berkshire Hathaway Inc. (BRK-B) is 3.98%, while Fidelity Select Semiconductors Portfolio (FSELX) has a volatility of 15.95%. This indicates that BRK-B experiences smaller price fluctuations and is considered to be less risky than FSELX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	BRK-B	FSELX	Difference
Volatility (1M) Calculated over the trailing 1-month period	3.98%	15.95%	-11.97%
Volatility (6M) Calculated over the trailing 6-month period	10.87%	27.45%	-16.58%
Volatility (1Y) Calculated over the trailing 1-year period	14.38%	34.06%	-19.68%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	17.13%	39.17%	-22.04%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	19.44%	35.18%	-15.74%

Dividends

BRK-B vs. FSELX - Dividend Comparison

BRK-B has not paid dividends to shareholders, while FSELX's dividend yield for the trailing twelve months is around 9.86%.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
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%
FSELX Fidelity Select Semiconductors Portfolio	9.86%	11.11%	7.97%	7.20%	6.69%	6.99%	8.13%	3.36%	26.80%	14.44%	3.82%	15.22%

Frequently Asked Questions

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

BRK-B and FSELX have a correlation of -0.18, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, BRK-B or FSELX?

FSELX has higher volatility (15.95%) compared to BRK-B (3.98%). In terms of maximum drawdown, BRK-B dropped -53.86% vs FSELX's -82.54%.

Which has better risk-adjusted returns?

FSELX currently has the higher Sharpe Ratio (4.00 vs -0.09), 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.