BRK-A vs. MUU

Last updated Jun 5, 2026

BRK-A (Berkshire Hathaway Inc.) is a stock, while MUU (Direxion Daily MU Bull 2X Shares) is Leveraged Equities fund actively managed by Direxion. Over the past year, BRK-A returned -2.63% vs 5396.82% for MUU. At a correlation of -0.04, they often move in opposite directions.

Performance

BRK-A vs. MUU - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Berkshire Hathaway Inc. (BRK-A) and Direxion Daily MU Bull 2X Shares (MUU). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, BRK-A achieves a -4.82% return, which is significantly lower than MUU's 798.37% return.

BRK-A

• 1D: 0.66%
• 1M: 2.64%
• YTD: -4.82%
• 6M: -4.81%
• 1Y: -2.63%
• 3Y*: 12.92%
• 5Y*: 10.35%
• 10Y*: 12.93%

MUU

• 1D: -15.35%
• 1M: 121.05%
• YTD: 798.37%
• 6M: 1,279.44%
• 1Y: 5,396.82%
• 3Y*: —
• 5Y*: —
• 10Y*: —

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

BRK-A vs. MUU - Yearly Performance Comparison

	2026 (YTD)	2025	2024
BRK-A Berkshire Hathaway Inc.	-4.82%	10.85%	-0.23%
MUU Direxion Daily MU Bull 2X Shares	798.37%	599.03%	-43.09%

Correlation

The correlation between BRK-A and MUU 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 (All Time) Calculated using the full available price history since Oct 11, 2024	-0.04

The correlation between BRK-A and MUU shifts across timeframes, from -0.18 (1 year) to -0.04 (all time), reflecting how their relationship changes across market environments.

Return for Risk

BRK-A vs. MUU — Risk / Return Rank

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

BRK-A

BRK-A Risk / Return Rank: 30
BRK-A Sharpe Ratio Rank: 34
BRK-A Sortino Ratio Rank: 27
BRK-A Omega Ratio Rank: 27
BRK-A Calmar Ratio Rank: 32
BRK-A Martin Ratio Rank: 31

MUU

MUU Risk / Return Rank: 99
MUU Sharpe Ratio Rank: 100
MUU Sortino Ratio Rank: 98
MUU Omega Ratio Rank: 97
MUU Calmar Ratio Rank: 100
MUU Martin Ratio Rank: 100

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-A vs. MUU - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Berkshire Hathaway Inc. (BRK-A) and Direxion Daily MU Bull 2X Shares (MUU). 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-A	MUU	Difference
Sharpe ratio: Return per unit of total volatility	-0.19	41.32	-41.51
Sortino ratio: Return per unit of downside risk	-0.17	6.77	-6.94
Omega ratio: Gain probability vs. loss probability	0.98	1.86	-0.88
Calmar ratio: Return relative to maximum drawdown	-0.29	104.05	-104.34
Martin ratio: Return relative to average drawdown	-0.60	352.22	-352.82
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-A vs. MUU - Sharpe Ratio Comparison

The current BRK-A Sharpe Ratio is -0.19, which is lower than the MUU Sharpe Ratio of 41.32. The chart below compares the historical Sharpe Ratios of BRK-A and MUU, 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-A	MUU	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	-0.19	41.32	-41.51
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.61	—	—
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.68	—	—
Sharpe Ratio (All Time) Calculated using the full available price history	0.82	5.91	-5.08

Drawdowns

BRK-A vs. MUU - Drawdown Comparison

The maximum BRK-A drawdown since its inception was -51.47%, smaller than the maximum MUU drawdown of -75.07%. Use the drawdown chart below to compare losses from any high point for BRK-A and MUU.

Drawdown Indicators

	BRK-A	MUU	Difference
Max Drawdown Largest peak-to-trough decline	-51.47%	-75.07%	+23.60%
Max Drawdown (1Y) Largest decline over 1 year	-9.12%	-52.72%	+43.60%
Max Drawdown (3Y) Largest decline over 3 years	-14.43%	—	—
Max Drawdown (5Y) Largest decline over 5 years	-25.98%	—	—
Max Drawdown (10Y) Largest decline over 10 years	-30.43%	—	—
Current Drawdown Current decline from peak	-11.23%	-15.35%	+4.12%
Average Drawdown Average peak-to-trough decline	-9.52%	-23.42%	+13.90%
Ulcer Index Depth and duration of drawdowns from previous peaks	4.39%	15.54%	-11.15%

Volatility

BRK-A vs. MUU - Volatility Comparison

The current volatility for Berkshire Hathaway Inc. (BRK-A) is 3.58%, while Direxion Daily MU Bull 2X Shares (MUU) has a volatility of 56.84%. This indicates that BRK-A experiences smaller price fluctuations and is considered to be less risky than MUU based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	BRK-A	MUU	Difference
Volatility (1M) Calculated over the trailing 1-month period	3.58%	56.84%	-53.26%
Volatility (6M) Calculated over the trailing 6-month period	10.42%	106.70%	-96.28%
Volatility (1Y) Calculated over the trailing 1-year period	13.84%	132.77%	-118.93%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	17.15%	134.14%	-116.99%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	18.97%	134.14%	-115.17%

Dividends

BRK-A vs. MUU - Dividend Comparison

BRK-A has not paid dividends to shareholders, while MUU's dividend yield for the trailing twelve months is around 0.54%.

Position	TTM	2025	2024
BRK-A Berkshire Hathaway Inc.	0.00%	0.00%	0.00%
MUU Direxion Daily MU Bull 2X Shares	0.54%	4.27%	0.31%

Frequently Asked Questions

Can I hold both BRK-A and MUU in my portfolio?

BRK-A and MUU 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-A or MUU?

MUU has higher volatility (56.84%) compared to BRK-A (3.58%). In terms of maximum drawdown, BRK-A dropped -51.47% vs MUU's -75.07%.

Which has better risk-adjusted returns?

MUU currently has the higher Sharpe Ratio (41.32 vs -0.19), 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.