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

BDAIX vs. BRK-B

Last updated Aug 1, 2026
Documentation

BDAIX (Baron Durable Advantage Fund) is Large Cap Growth Equities fund managed by Baron Capital, while BRK-B (Berkshire Hathaway Inc.) is a stock. Over the past 5 years, BDAIX returned 12.53%/yr vs 12.95%/yr for BRK-B. Their 0.46 correlation means their historical movements had little consistent relationship.

Performance

BDAIX vs. BRK-B - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Baron Durable Advantage Fund (BDAIX) and Berkshire Hathaway Inc. (BRK-B). The values are adjusted to include any dividend payments, if applicable.

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Returns By Period

In the year-to-date period, BDAIX achieves a 2.73% return, which is significantly higher than BRK-B's 1.77% return.

BDAIX

1D
2.57%
1M
-0.49%
6M
0.97%
YTD
2.73%
1Y
8.11%
3Y*
18.20%
5Y*
12.53%
10Y*
—
ALL TIME*
17.75%

BRK-B

1D
0.36%
1M
0.74%
6M
6.45%
YTD
1.77%
1Y
8.18%
3Y*
13.24%
5Y*
12.95%
10Y*
13.57%
ALL TIME*
10.71%
*Multi-year figures are annualized to reflect compound growth (CAGR)

Liquidity Comparison

PositionAvg. Volume Value (2W)Avg. Volume Value (1M)Avg. Volume Value (3M)

BDAIX

Baron Durable Advantage Fund
$0.00$0.00$0.00

BRK-B

Berkshire Hathaway Inc.
$2.04B$2.04B$2.42B

BDAIX vs. BRK-B - Yearly Performance Comparison

2026 (YTD)2025202420232022202120202019
BDAIX
Baron Durable Advantage Fund		2.73%16.56%27.14%45.51%-24.81%32.17%20.32%27.34%
BRK-B
Berkshire Hathaway Inc.		1.77%10.89%27.09%15.46%3.31%28.95%2.37%10.33%

Correlation

The correlation between BDAIX and BRK-B is -0.04, meaning there was essentially no consistent relationship between their historical price movements. Each responded to its own set of market drivers.

Correlation
Correlation (1Y)
Focuses on recent behavior, but can change the most.

-0.04

Correlation (3Y)
Balances recent behavior with more history.

0.23

Correlation (5Y)
Shows whether the relationship held over a longer period.

0.41

Correlation (All Time)
Calculated using the full available price history since Feb 19, 2019

0.46

The correlation between BDAIX and BRK-B shifts across timeframes, from -0.04 (1 year) to 0.46 (all time), reflecting how their relationship changes across market environments.

Compare stocks, funds, or ETFs

Search for stocks, ETFs, and funds for a quick comparison or use the comparison tool for more options.

Baron Durable Advantage Fund

Berkshire Hathaway Inc.

Often compared with BDAIX:
BDAIX vs. RGGYXBDAIX vs. BXBDAIX vs. VOOBDAIX vs. VTSAXBDAIX vs. ^GSPCBDAIX vs. FOCPXBDAIX vs. HLAL
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

BDAIX vs. BRK-B — Risk / Return Rank

Compare historical risk-adjusted metric ranks over the past 12 months.
BDAIX
BDAIX Risk / Return Rank: 1111
Overall Rank
BDAIX Sharpe Ratio Rank: 1111
Sharpe Ratio Rank
BDAIX Sortino Ratio Rank: 1111
Sortino Ratio Rank
BDAIX Omega Ratio Rank: 1111
Omega Ratio Rank
BDAIX Calmar Ratio Rank: 1111
Calmar Ratio Rank
BDAIX Martin Ratio Rank: 1212
Martin Ratio Rank
BRK-B
BRK-B Risk / Return Rank: 6161
Overall Rank
BRK-B Sharpe Ratio Rank: 6565
Sharpe Ratio Rank
BRK-B Sortino Ratio Rank: 5656
Sortino Ratio Rank
BRK-B Omega Ratio Rank: 5555
Omega Ratio Rank
BRK-B Calmar Ratio Rank: 6565
Calmar Ratio Rank
BRK-B Martin Ratio Rank: 6464
Martin Ratio Rank
The rank (0–100) uses a weighted average of the Sharpe, Sortino, Omega, Calmar, and Martin percentile ranks for the trailing 12 months. Higher means stronger historical risk-adjusted performance within the peer group.

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

This table presents a comparison of risk-adjusted performance metrics for Baron Durable Advantage Fund (BDAIX) 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.

BDAIXBRK-BDifference
Sharpe ratioReturn per unit of total volatility
0.38
0.57

-0.19

Sortino ratioReturn per unit of downside risk
0.65
0.89

-0.24

Omega ratioGain probability vs. loss probability

1.08

1.11

-0.03

Calmar ratioReturn relative to maximum drawdown

0.45

0.90

-0.45

Martin ratioReturn relative to average drawdown

1.59

1.88

-0.29

BDAIX vs. BRK-B - Sharpe Ratio Comparison

The current BDAIX Sharpe Ratio is 0.38, which is lower than the BRK-B Sharpe Ratio of 0.57. The chart below compares the historical Sharpe Ratios of BDAIX 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

BDAIX vs. BRK-B - Drawdown Comparison

The maximum BDAIX drawdown since its inception was -33.57%, smaller than the maximum BRK-B drawdown of -53.86%. Use the drawdown chart below to compare losses from any high point for BDAIX and BRK-B.

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Drawdown Indicators

BDAIXBRK-BDifference

Max Drawdown

Largest peak-to-trough decline

-33.57%

-53.86%

+20.29%

Max Drawdown (1Y)

Largest decline over 1 year

-14.82%

-9.42%

-5.40%

Max Drawdown (3Y)

Largest decline over 3 years

-21.79%

-14.95%

-6.84%

Max Drawdown (5Y)

Largest decline over 5 years

-30.25%

-26.58%

-3.67%

Max Drawdown (10Y)

Largest decline over 10 years

—

-29.57%

—

Current Drawdown

Current decline from peak

-4.09%

-5.24%

+1.15%

Average Drawdown

Average peak-to-trough decline

-5.77%

-11.06%

+5.29%

Ulcer Index

Depth and duration of drawdowns from previous peaks

4.18%

4.49%

-0.31%

Volatility

BDAIX vs. BRK-B - Volatility Comparison

Baron Durable Advantage Fund (BDAIX) has a higher volatility of 4.82% compared to Berkshire Hathaway Inc. (BRK-B) at 4.59%. This indicates that BDAIX'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

BDAIXBRK-BDifference

Volatility (1M)

Calculated over the trailing 1-month period

4.82%

4.59%

+0.23%

Volatility (6M)

Calculated over the trailing 6-month period

13.60%

11.13%

+2.47%

Volatility (1Y)

Calculated over the trailing 1-year period

17.32%

14.79%

+2.53%

Volatility (5Y)

Calculated over the trailing 5-year period, annualized

20.49%

17.12%

+3.37%

Volatility (10Y)

Calculated over the trailing 10-year period, annualized

21.94%

19.42%

+2.52%

Dividends

BDAIX vs. BRK-B - Dividend Comparison

Neither BDAIX nor BRK-B has paid dividends to shareholders.

PositionTTM202520242023202220212020
BDAIX
Baron Durable Advantage Fund		0.00%0.00%0.23%0.10%0.00%0.33%0.12%
BRK-B
Berkshire Hathaway Inc.		0.00%0.00%0.00%0.00%0.00%0.00%0.00%

Frequently Asked Questions

BDAIX and BRK-B have a correlation of -0.04, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

BDAIX has higher volatility (4.82%) compared to BRK-B (4.59%). In terms of maximum drawdown, BDAIX dropped -33.57% vs BRK-B's -53.86%.

BRK-B currently has the higher Sharpe Ratio (0.57 vs 0.38), 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.

Portfolio Optimizer

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