PSQ vs. BRK-B
PSQ (ProShares Short QQQ) is Inverse Equities fund tracking the NASDAQ-100 Index (-100%), while BRK-B (Berkshire Hathaway Inc.) is a stock. Over the past 10 years, PSQ returned -19.15%/yr vs 13.22%/yr for BRK-B. At a correlation of -0.48, they often move in opposite directions.
Performance
PSQ vs. BRK-B - Performance Comparison
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Returns By Period
In the year-to-date period, PSQ achieves a -14.02% return, which is significantly lower than BRK-B's -2.67% return. Over the past 10 years, PSQ has underperformed BRK-B with an annualized return of -19.15%, while BRK-B has yielded a comparatively higher 13.22% annualized return.
PSQ
- 1D
- -0.65%
- 1M
- -0.23%
- YTD
- -14.02%
- 6M
- -14.04%
- 1Y
- -24.40%
- 3Y*
- -17.58%
- 5Y*
- -13.78%
- 10Y*
- -19.15%
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%
PSQ vs. BRK-B - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
PSQ ProShares Short QQQ | -14.02% | -15.51% | -15.68% | -32.01% | 36.40% | -24.84% | -41.23% | -27.49% | -2.34% | -24.77% |
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% |
Correlation
The correlation between PSQ and BRK-B 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 | -0.17 |
Correlation (5Y) Calculated over the trailing 5-year period | -0.35 |
Correlation (10Y) Calculated over the trailing 10-year period | -0.42 |
Correlation (All Time) Calculated using the full available price history since Jun 21, 2006 | -0.48 |
The correlation between PSQ and BRK-B shifts across timeframes, from -0.48 (all time) to 0.05 (1 year), reflecting how their relationship changes across market environments.
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Return for Risk
PSQ vs. BRK-B — Risk / Return Rank
PSQ
BRK-B
PSQ vs. BRK-B - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for ProShares Short QQQ (PSQ) 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.
| PSQ | BRK-B | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -1.35 | ||
| Sortino ratioReturn per unit of downside risk | -2.12 | ||
| Omega ratioGain probability vs. loss probability | 0.78 | 1.01 | -0.23 |
| Calmar ratioReturn relative to maximum drawdown | -0.87 | -0.02 | -0.85 |
| Martin ratioReturn relative to average drawdown | -1.81 | -0.05 | -1.76 |
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Drawdowns
PSQ vs. BRK-B - Drawdown Comparison
The maximum PSQ drawdown since its inception was -98.26%, which is greater than BRK-B's maximum drawdown of -53.86%. Use the drawdown chart below to compare losses from any high point for PSQ and BRK-B.
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Drawdown Indicators
| PSQ | BRK-B | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -98.26% | -53.86% | -44.40% |
Max Drawdown (1Y)Largest decline over 1 year | -26.86% | -9.42% | -17.44% |
Max Drawdown (3Y)Largest decline over 3 years | -49.65% | -14.95% | -34.70% |
Max Drawdown (5Y)Largest decline over 5 years | -60.91% | -26.58% | -34.33% |
Max Drawdown (10Y)Largest decline over 10 years | -88.98% | -29.57% | -59.41% |
Current DrawdownCurrent decline from peak | -98.20% | -9.36% | -88.84% |
Average DrawdownAverage peak-to-trough decline | -73.99% | -11.07% | -62.92% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 12.96% | 4.53% | +8.43% |
Volatility
PSQ vs. BRK-B - Volatility Comparison
ProShares Short QQQ (PSQ) has a higher volatility of 7.39% compared to Berkshire Hathaway Inc. (BRK-B) at 3.95%. This indicates that PSQ'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
| PSQ | BRK-B | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 7.39% | 3.95% | +3.44% |
Volatility (6M)Calculated over the trailing 6-month period | 13.75% | 10.78% | +2.97% |
Volatility (1Y)Calculated over the trailing 1-year period | 17.23% | 14.38% | +2.85% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 22.59% | 17.12% | +5.47% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 22.34% | 19.44% | +2.90% |
Dividends
PSQ vs. BRK-B - Dividend Comparison
PSQ's dividend yield for the trailing twelve months is around 5.09%, while BRK-B has not paid dividends to shareholders.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 |
|---|---|---|---|---|---|---|---|---|---|---|
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% |
PSQ ProShares Short QQQ | 5.09% | 4.97% | 7.15% | 6.01% | 0.35% | 0.00% | 0.31% | 1.75% | 0.95% | 0.02% |
Frequently Asked Questions
PSQ and BRK-B 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.
PSQ has higher volatility (7.39%) compared to BRK-B (3.95%). In terms of maximum drawdown, PSQ dropped -98.26% vs BRK-B's -53.86%.
BRK-B currently has the higher Sharpe Ratio (-0.02 vs -1.36), 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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