BRK-B vs. FDSVX

Last updated Jun 9, 2026

BRK-B (Berkshire Hathaway Inc.) is a stock, while FDSVX (Fidelity Growth Discovery Fund) is Large Cap Growth Equities fund managed by Fidelity. Over the past 10 years, BRK-B returned 13.14%/yr vs 18.48%/yr for FDSVX. At a 0.44 correlation, their price movements are largely independent.

Performance

BRK-B vs. FDSVX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Berkshire Hathaway Inc. (BRK-B) and Fidelity Growth Discovery Fund (FDSVX). 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 FDSVX's 9.96% return. Over the past 10 years, BRK-B has underperformed FDSVX with an annualized return of 13.14%, while FDSVX has yielded a comparatively higher 18.48% 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%

FDSVX

• 1D: -4.21%
• 1M: -0.84%
• YTD: 9.96%
• 6M: 8.94%
• 1Y: 23.11%
• 3Y*: 23.39%
• 5Y*: 13.68%
• 10Y*: 18.48%

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

BRK-B vs. FDSVX - 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%
FDSVX Fidelity Growth Discovery Fund	9.96%	15.14%	30.19%	35.63%	-24.43%	22.93%	43.43%	33.77%	-0.33%	34.63%

Correlation

The correlation between BRK-B and FDSVX is -0.05, meaning there is essentially no relationship between their price movements. Each responds to its own set of market drivers, making them strong candidates for combining in a diversified portfolio.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	-0.05
Correlation (3Y) Calculated over the trailing 3-year period	0.19
Correlation (5Y) Calculated over the trailing 5-year period	0.37
Correlation (10Y) Calculated over the trailing 10-year period	0.45
Correlation (All Time) Calculated using the full available price history since Apr 1, 1998	0.44

The correlation between BRK-B and FDSVX shifts across timeframes, from -0.05 (1 year) to 0.45 (10 years), reflecting how their relationship changes across market environments.

Return for Risk

BRK-B vs. FDSVX — 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

FDSVX

FDSVX Risk / Return Rank: 29
FDSVX Sharpe Ratio Rank: 29
FDSVX Sortino Ratio Rank: 25
FDSVX Omega Ratio Rank: 28
FDSVX Calmar Ratio Rank: 30
FDSVX Martin Ratio Rank: 35

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. FDSVX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Berkshire Hathaway Inc. (BRK-B) and Fidelity Growth Discovery Fund (FDSVX). 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	FDSVX	Difference
Sharpe ratio: Return per unit of total volatility	-0.09	1.45	-1.54
Sortino ratio: Return per unit of downside risk	-0.03	1.97	-2.00
Omega ratio: Gain probability vs. loss probability	1.00	1.26	-0.27
Calmar ratio: Return relative to maximum drawdown	-0.14	1.96	-2.10
Martin ratio: Return relative to average drawdown	-0.30	7.42	-7.72
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. FDSVX - Sharpe Ratio Comparison

The current BRK-B Sharpe Ratio is -0.09, which is lower than the FDSVX Sharpe Ratio of 1.45. The chart below compares the historical Sharpe Ratios of BRK-B and FDSVX, 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	FDSVX	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	-0.09	1.45	-1.54
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.65	0.67	-0.02
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.68	0.90	-0.22
Sharpe Ratio (All Time) Calculated using the full available price history	0.48	0.53	-0.05

Drawdowns

BRK-B vs. FDSVX - Drawdown Comparison

The maximum BRK-B drawdown since its inception was -53.86%, smaller than the maximum FDSVX drawdown of -59.34%. Use the drawdown chart below to compare losses from any high point for BRK-B and FDSVX.

Drawdown Indicators

	BRK-B	FDSVX	Difference
Max Drawdown Largest peak-to-trough decline	-53.86%	-59.34%	+5.48%
Max Drawdown (1Y) Largest decline over 1 year	-9.42%	-12.53%	+3.11%
Max Drawdown (3Y) Largest decline over 3 years	-14.95%	-23.42%	+8.47%
Max Drawdown (5Y) Largest decline over 5 years	-26.58%	-29.83%	+3.25%
Max Drawdown (10Y) Largest decline over 10 years	-29.57%	-31.09%	+1.52%
Current Drawdown Current decline from peak	-9.78%	-4.76%	-5.02%
Average Drawdown Average peak-to-trough decline	-11.07%	-12.60%	+1.53%
Ulcer Index Depth and duration of drawdowns from previous peaks	4.49%	3.30%	+1.19%

Volatility

BRK-B vs. FDSVX - Volatility Comparison

The current volatility for Berkshire Hathaway Inc. (BRK-B) is 3.98%, while Fidelity Growth Discovery Fund (FDSVX) has a volatility of 5.96%. This indicates that BRK-B experiences smaller price fluctuations and is considered to be less risky than FDSVX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	BRK-B	FDSVX	Difference
Volatility (1M) Calculated over the trailing 1-month period	3.98%	5.96%	-1.98%
Volatility (6M) Calculated over the trailing 6-month period	10.87%	13.47%	-2.60%
Volatility (1Y) Calculated over the trailing 1-year period	14.38%	16.91%	-2.53%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	17.13%	20.43%	-3.30%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	19.44%	20.63%	-1.19%

Dividends

BRK-B vs. FDSVX - Dividend Comparison

BRK-B has not paid dividends to shareholders, while FDSVX's dividend yield for the trailing twelve months is around 1.44%.

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%
FDSVX Fidelity Growth Discovery Fund	1.44%	1.58%	12.81%	2.55%	3.65%	13.46%	9.63%	4.28%	5.02%	4.87%	0.09%	0.17%

Frequently Asked Questions

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

BRK-B and FDSVX have a correlation of -0.05, 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 FDSVX?

FDSVX has higher volatility (5.96%) compared to BRK-B (3.98%). In terms of maximum drawdown, BRK-B dropped -53.86% vs FDSVX's -59.34%.

Which has better risk-adjusted returns?

FDSVX currently has the higher Sharpe Ratio (1.45 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.