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

BRK-B vs. DDM

Last updated Jun 13, 2026

BRK-B (Berkshire Hathaway Inc.) is a stock, while DDM (ProShares Ultra Dow30) is Leveraged Equities fund tracking the Dow Jones Industrial Average Index (200%). Over the past 10 years, BRK-B returned 13.22%/yr vs 19.87%/yr for DDM. A 0.66 correlation means they provide meaningful diversification when combined.

Performance

BRK-B vs. DDM - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Berkshire Hathaway Inc. (BRK-B) and ProShares Ultra Dow30 (DDM). The values are adjusted to include any dividend payments, if applicable.

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Returns By Period

In the year-to-date period, BRK-B achieves a -2.67% return, which is significantly lower than DDM's 11.15% return. Over the past 10 years, BRK-B has underperformed DDM with an annualized return of 13.22%, while DDM has yielded a comparatively higher 19.87% annualized return.

BRK-B

1D
0.71%
1M
1.07%
YTD
-2.67%
6M
-2.06%
1Y
0.35%
3Y*
13.30%
5Y*
11.27%
10Y*
13.22%

DDM

1D
1.45%
1M
4.37%
YTD
11.15%
6M
9.08%
1Y
41.14%
3Y*
24.56%
5Y*
12.67%
10Y*
19.87%
*Multi-year figures are annualized to reflect compound growth (CAGR)

BRK-B vs. DDM - Yearly Performance Comparison

2026 (YTD)202520242023202220212020201920182017
BRK-B
Berkshire Hathaway Inc.		-2.67%10.89%27.09%15.46%3.31%28.95%2.37%10.93%3.01%21.62%
DDM
ProShares Ultra Dow30		11.15%20.59%21.60%24.34%-19.48%41.97%2.14%47.98%-13.46%59.56%

Correlation

The correlation between BRK-B and DDM is 0.33, which is low. Their price movements are largely independent, making them effective diversification partners.

Correlation
Correlation (1Y)
Calculated over the trailing 1-year period

0.33

Correlation (3Y)
Calculated over the trailing 3-year period

0.51

Correlation (5Y)
Calculated over the trailing 5-year period

0.64

Correlation (10Y)
Calculated over the trailing 10-year period

0.70

Correlation (All Time)
Calculated using the full available price history since Jun 21, 2006

0.66

Over the past year, the correlation between BRK-B and DDM has dropped to 0.33 - well below their long-term average of 0.66, suggesting their price drivers have been diverging.

Compare stocks, funds, or ETFs

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Berkshire Hathaway Inc.

ProShares Ultra Dow30

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
Often compared with DDM:
DDM vs. UDOWDDM vs. DIADDM vs. SPUUDDM vs. DJDDDM vs. IXCDDM vs. ^SP500TRDDM vs. SCHD

Return for Risk

BRK-B vs. DDM — 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: 3939
Overall Rank
BRK-B Sharpe Ratio Rank: 4242
Sharpe Ratio Rank
BRK-B Sortino Ratio Rank: 3434
Sortino Ratio Rank
BRK-B Omega Ratio Rank: 3333
Omega Ratio Rank
BRK-B Calmar Ratio Rank: 4242
Calmar Ratio Rank
BRK-B Martin Ratio Rank: 4242
Martin Ratio Rank
DDM
DDM Risk / Return Rank: 4646
Overall Rank
DDM Sharpe Ratio Rank: 4747
Sharpe Ratio Rank
DDM Sortino Ratio Rank: 4747
Sortino Ratio Rank
DDM Omega Ratio Rank: 4444
Omega Ratio Rank
DDM Calmar Ratio Rank: 4343
Calmar Ratio Rank
DDM Martin Ratio Rank: 4747
Martin Ratio Rank
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. DDM - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Berkshire Hathaway Inc. (BRK-B) and ProShares Ultra Dow30 (DDM). 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.

BRK-BDDMDifference
Sharpe ratioReturn per unit of total volatility
-0.02
1.44

-1.46

Sortino ratioReturn per unit of downside risk
0.08
2.07

-1.99

Omega ratioGain probability vs. loss probability

1.01

1.25

-0.24

Calmar ratioReturn relative to maximum drawdown

-0.02

1.87

-1.89

Martin ratioReturn relative to average drawdown

-0.05

6.86

-6.91

BRK-B vs. DDM - Sharpe Ratio Comparison

The current BRK-B Sharpe Ratio is -0.02, which is lower than the DDM Sharpe Ratio of 1.44. The chart below compares the historical Sharpe Ratios of BRK-B and DDM, 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

BRK-B vs. DDM - Drawdown Comparison

The maximum BRK-B drawdown since its inception was -53.86%, smaller than the maximum DDM drawdown of -81.70%. Use the drawdown chart below to compare losses from any high point for BRK-B and DDM.

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Drawdown Indicators

BRK-BDDMDifference

Max Drawdown

Largest peak-to-trough decline

-53.86%

-81.70%

+27.84%

Max Drawdown (1Y)

Largest decline over 1 year

-9.42%

-19.31%

+9.89%

Max Drawdown (3Y)

Largest decline over 3 years

-14.95%

-31.62%

+16.67%

Max Drawdown (5Y)

Largest decline over 5 years

-26.58%

-40.18%

+13.60%

Max Drawdown (10Y)

Largest decline over 10 years

-29.57%

-63.13%

+33.56%

Current Drawdown

Current decline from peak

-9.36%

-1.61%

-7.75%

Average Drawdown

Average peak-to-trough decline

-11.07%

-17.31%

+6.24%

Ulcer Index

Depth and duration of drawdowns from previous peaks

4.53%

5.28%

-0.75%

Volatility

BRK-B vs. DDM - Volatility Comparison

The current volatility for Berkshire Hathaway Inc. (BRK-B) is 3.95%, while ProShares Ultra Dow30 (DDM) has a volatility of 8.72%. This indicates that BRK-B experiences smaller price fluctuations and is considered to be less risky than DDM based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

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Volatility by Period

BRK-BDDMDifference

Volatility (1M)

Calculated over the trailing 1-month period

3.95%

8.72%

-4.77%

Volatility (6M)

Calculated over the trailing 6-month period

10.78%

19.64%

-8.86%

Volatility (1Y)

Calculated over the trailing 1-year period

14.38%

25.09%

-10.71%

Volatility (5Y)

Calculated over the trailing 5-year period, annualized

17.12%

29.67%

-12.55%

Volatility (10Y)

Calculated over the trailing 10-year period, annualized

19.44%

34.81%

-15.37%

Dividends

BRK-B vs. DDM - Dividend Comparison

BRK-B has not paid dividends to shareholders, while DDM's dividend yield for the trailing twelve months is around 0.90%.

PositionTTM20252024202320222021202020192018201720162015
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%
DDM
ProShares Ultra Dow30		0.90%0.94%1.00%0.27%0.83%0.18%0.31%0.62%0.89%0.68%1.08%1.23%

Frequently Asked Questions

BRK-B and DDM have a correlation of 0.33, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

DDM has higher volatility (8.72%) compared to BRK-B (3.95%). In terms of maximum drawdown, BRK-B dropped -53.86% vs DDM's -81.70%.

DDM currently has the higher Sharpe Ratio (1.44 vs -0.02), 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.

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