SOPIX vs. BTCFX
SOPIX (ProFunds Short NASDAQ-100 Fund) and BTCFX (Bitcoin ProFund Investor Class) are both mutual funds - SOPIX is a Inverse Equities fund managed by ProFunds, while BTCFX is a Cryptocurrency fund actively managed by ProFunds. Over the past 3 years, SOPIX returned -17.93%/yr vs 21.79%/yr for BTCFX. Their -0.42 correlation means they have often moved in opposite directions in the past. SOPIX charges 1.78%/yr vs 1.18%/yr for BTCFX.
Performance
SOPIX vs. BTCFX - Performance Comparison
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Returns By Period
In the year-to-date period, SOPIX achieves a -9.87% return, which is significantly higher than BTCFX's -27.35% return.
SOPIX
- 1D
- -3.36%
- 1M
- 4.31%
- 6M
- -9.07%
- YTD
- -9.87%
- 1Y
- -17.52%
- 3Y*
- -17.93%
- 5Y*
- -14.03%
- 10Y*
- -19.61%
- ALL TIME*
- -17.47%
BTCFX
- 1D
- 2.08%
- 1M
- 5.34%
- 6M
- -23.89%
- YTD
- -27.35%
- 1Y
- -45.02%
- 3Y*
- 21.79%
- 5Y*
- —
- 10Y*
- —
- ALL TIME*
- 0.99%
Liquidity Comparison
| Position | Avg. Volume Value (2W) | Avg. Volume Value (1M) | Avg. Volume Value (3M) |
|---|---|---|---|
| $0.00 | $0.00 | $0.00 | |
| $0.00 | $0.00 | $0.00 |
SOPIX vs. BTCFX - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | |
|---|---|---|---|---|---|---|
SOPIX ProFunds Short NASDAQ-100 Fund | -9.87% | -15.80% | -23.82% | -31.85% | 34.73% | -10.61% |
BTCFX Bitcoin ProFund Investor Class | -27.35% | -11.83% | 102.93% | 133.31% | -64.04% | -3.69% |
Correlation
The correlation between SOPIX and BTCFX is -0.50, meaning they have often moved in opposite directions in the past. This relationship can weaken or reverse as market conditions change.
| Correlation | |
|---|---|
Correlation (1Y) Focuses on recent behavior, but can change the most. | -0.50 |
Correlation (3Y) Balances recent behavior with more history. | -0.37 |
Correlation (All Time) Calculated using the full available price history since Aug 9, 2021 | -0.42 |
The correlation between SOPIX and BTCFX shifts across timeframes, from -0.50 (1 year) to -0.37 (3 years), reflecting how their relationship changes across market environments.
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Return for Risk
SOPIX vs. BTCFX — Risk / Return Rank
SOPIX
BTCFX
SOPIX vs. BTCFX - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for ProFunds Short NASDAQ-100 Fund (SOPIX) and Bitcoin ProFund Investor Class (BTCFX). 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.
| SOPIX | BTCFX | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | +0.26 | ||
| Sortino ratioReturn per unit of downside risk | +0.52 | ||
| Omega ratioGain probability vs. loss probability | 0.88 | 0.82 | +0.06 |
| Calmar ratioReturn relative to maximum drawdown | -0.62 | -0.86 | +0.24 |
| Martin ratioReturn relative to average drawdown | -1.21 | -1.32 | +0.11 |
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Drawdowns
SOPIX vs. BTCFX - Drawdown Comparison
The maximum SOPIX drawdown since its inception was -99.07%, which is greater than BTCFX's maximum drawdown of -77.89%. Use the drawdown chart below to compare losses from any high point for SOPIX and BTCFX.
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Drawdown Indicators
| SOPIX | BTCFX | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -99.07% | -77.89% | -21.18% |
Max Drawdown (1Y)Largest decline over 1 year | -24.87% | -54.81% | +29.94% |
Max Drawdown (3Y)Largest decline over 3 years | -54.87% | -54.81% | -0.06% |
Max Drawdown (5Y)Largest decline over 5 years | -65.00% | — | — |
Max Drawdown (10Y)Largest decline over 10 years | -89.76% | — | — |
Current DrawdownCurrent decline from peak | -98.99% | -50.18% | -48.81% |
Average DrawdownAverage peak-to-trough decline | -76.28% | -36.41% | -39.87% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 12.79% | 35.60% | -22.81% |
Volatility
SOPIX vs. BTCFX - Volatility Comparison
The current volatility for ProFunds Short NASDAQ-100 Fund (SOPIX) is 6.90%, while Bitcoin ProFund Investor Class (BTCFX) has a volatility of 8.58%. This indicates that SOPIX experiences smaller price fluctuations and is considered to be less risky than BTCFX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| SOPIX | BTCFX | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 6.90% | 8.58% | -1.68% |
Volatility (6M)Calculated over the trailing 6-month period | 15.93% | 34.17% | -18.24% |
Volatility (1Y)Calculated over the trailing 1-year period | 19.30% | 44.53% | -25.23% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 23.86% | 54.92% | -31.06% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 22.69% | 54.92% | -32.23% |
SOPIX vs. BTCFX - Expense Ratio Comparison
SOPIX has a 1.78% expense ratio, which is higher than BTCFX's 1.18% expense ratio.
Dividends
SOPIX vs. BTCFX - Dividend Comparison
SOPIX's dividend yield for the trailing twelve months is around 2.38%, less than BTCFX's 32.31% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 |
|---|---|---|---|---|---|---|---|---|
BTCFX Bitcoin ProFund Investor Class | 23.51% | 44.62% | 24.28% | 10.95% | 0.00% | 0.00% | 0.00% | 0.00% |
SOPIX ProFunds Short NASDAQ-100 Fund | 2.38% | 2.14% | 0.00% | 6.71% | 0.00% | 0.00% | 0.00% | 0.29% |
Frequently Asked Questions
SOPIX and BTCFX have a correlation of -0.50, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
BTCFX has higher volatility (8.58%) compared to SOPIX (6.90%). In terms of maximum drawdown, SOPIX dropped -99.07% vs BTCFX's -77.89%.
SOPIX currently has the higher Sharpe Ratio (-0.80 vs -1.06), 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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