BIIB vs. UPRO
BIIB (Biogen Inc.) is a stock, while UPRO (ProShares UltraPro S&P 500) is Leveraged Equities fund tracking the S&P 500. Over the past 10 years, BIIB returned -4.07%/yr vs 29.22%/yr for UPRO. Their 0.46 correlation means their historical movements had little consistent relationship.
Performance
BIIB vs. UPRO - Performance Comparison
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Returns By Period
In the year-to-date period, BIIB achieves a 18.44% return, which is significantly lower than UPRO's 33.75% return. Over the past 10 years, BIIB has underperformed UPRO with an annualized return of -4.07%, while UPRO has yielded a comparatively higher 29.22% annualized return.
BIIB
- 1D
- 3.29%
- 1M
- -3.55%
- 6M
- 17.93%
- YTD
- 18.44%
- 1Y
- 57.68%
- 3Y*
- -8.14%
- 5Y*
- -9.14%
- 10Y*
- -4.07%
- ALL TIME*
- 12.93%
UPRO
- 1D
- 5.34%
- 1M
- 9.50%
- 6M
- 30.93%
- YTD
- 33.75%
- 1Y
- 61.82%
- 3Y*
- 49.06%
- 5Y*
- 20.91%
- 10Y*
- 29.22%
- ALL TIME*
- 33.82%
Liquidity Comparison
| Position | Avg. Volume Value (2W) | Avg. Volume Value (1M) | Avg. Volume Value (3M) |
|---|---|---|---|
BIIB Biogen Inc. | $236.59M | $290.29M | $254.85M |
| $337.28M | $304.70M | $362.53M |
BIIB vs. UPRO - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
BIIB Biogen Inc. | 18.44% | 15.09% | -40.91% | -6.55% | 15.42% | -2.02% | -17.48% | -1.39% | -5.54% | 12.34% |
UPRO ProShares UltraPro S&P 500 | 33.75% | 31.88% | 63.57% | 68.53% | -56.84% | 98.64% | 10.09% | 102.30% | -25.11% | 71.37% |
Correlation
The correlation between BIIB and UPRO is 0.09, 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. | 0.09 |
Correlation (3Y) Balances recent behavior with more history. | 0.26 |
Correlation (5Y) Shows whether the relationship held over a longer period. | 0.38 |
Correlation (10Y) Provides a long-term view across more market conditions. | 0.41 |
Correlation (All Time) Calculated using the full available price history since Jun 25, 2009 | 0.46 |
Over the past year, the correlation between BIIB and UPRO has dropped to 0.09 - well below their long-term average of 0.46, suggesting their price drivers have been diverging.
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Return for Risk
BIIB vs. UPRO — Risk / Return Rank
BIIB
UPRO
BIIB vs. UPRO - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Biogen Inc. (BIIB) and ProShares UltraPro S&P 500 (UPRO). 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.
| BIIB | UPRO | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | +0.01 | ||
| Sortino ratioReturn per unit of downside risk | +0.25 | ||
| Omega ratioGain probability vs. loss probability | 1.28 | 1.27 | +0.01 |
| Calmar ratioReturn relative to maximum drawdown | 4.04 | 2.32 | +1.72 |
| Martin ratioReturn relative to average drawdown | 9.81 | 8.87 | +0.94 |
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Drawdowns
BIIB vs. UPRO - Drawdown Comparison
The maximum BIIB drawdown since its inception was -89.98%, which is greater than UPRO's maximum drawdown of -76.82%. Use the drawdown chart below to compare losses from any high point for BIIB and UPRO.
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Drawdown Indicators
| BIIB | UPRO | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -89.98% | -76.82% | -13.16% |
Max Drawdown (1Y)Largest decline over 1 year | -14.34% | -26.78% | +12.44% |
Max Drawdown (3Y)Largest decline over 3 years | -58.64% | -48.87% | -9.77% |
Max Drawdown (5Y)Largest decline over 5 years | -67.59% | -63.94% | -3.65% |
Max Drawdown (10Y)Largest decline over 10 years | -72.66% | -76.82% | +4.16% |
Current DrawdownCurrent decline from peak | -56.21% | 0.00% | -56.21% |
Average DrawdownAverage peak-to-trough decline | -36.70% | -14.34% | -22.36% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 5.90% | 6.99% | -1.09% |
Volatility
BIIB vs. UPRO - Volatility Comparison
Biogen Inc. (BIIB) has a higher volatility of 14.40% compared to ProShares UltraPro S&P 500 (UPRO) at 12.34%. This indicates that BIIB's price experiences larger fluctuations and is considered to be riskier than UPRO based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| BIIB | UPRO | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 14.40% | 12.34% | +2.06% |
Volatility (6M)Calculated over the trailing 6-month period | 27.45% | 30.99% | -3.54% |
Volatility (1Y)Calculated over the trailing 1-year period | 35.71% | 38.70% | -2.99% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 34.65% | 50.79% | -16.14% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 41.36% | 53.83% | -12.47% |
Dividends
BIIB vs. UPRO - Dividend Comparison
BIIB has not paid dividends to shareholders, while UPRO's dividend yield for the trailing twelve months is around 0.70%.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
BIIB Biogen 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% |
UPRO ProShares UltraPro S&P 500 | 0.70% | 0.84% | 0.93% | 0.74% | 0.52% | 0.06% | 0.11% | 0.41% | 0.63% | 0.00% | 0.12% | 0.34% |
Frequently Asked Questions
BIIB and UPRO have a correlation of 0.09, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
BIIB has higher volatility (14.40%) compared to UPRO (12.34%). In terms of maximum drawdown, BIIB dropped -89.98% vs UPRO's -76.82%.
BIIB currently has the higher Sharpe Ratio (1.62 vs 1.62), 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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