BIOPX vs. BFTHX
BIOPX (Baron Opportunity Fund) and BFTHX (Baron Fifth Avenue Growth Fund) are both Large Cap Growth Equities funds from Baron Capital. Over the past 10 years, BIOPX returned 20.71%/yr vs 15.59%/yr for BFTHX. Their correlation of 0.93 means they have usually moved in the same direction. BIOPX charges 1.31%/yr vs 1.00%/yr for BFTHX.
Performance
BIOPX vs. BFTHX - Performance Comparison
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Returns By Period
In the year-to-date period, BIOPX achieves a 7.45% return, which is significantly lower than BFTHX's 9.94% return. Over the past 10 years, BIOPX has outperformed BFTHX with an annualized return of 20.71%, while BFTHX has yielded a comparatively lower 15.59% annualized return.
BIOPX
- 1D
- 2.71%
- 1M
- -4.92%
- 6M
- 12.16%
- YTD
- 7.45%
- 1Y
- 14.64%
- 3Y*
- 25.17%
- 5Y*
- 9.34%
- 10Y*
- 20.71%
- ALL TIME*
- 10.45%
BFTHX
- 1D
- 2.58%
- 1M
- -0.13%
- 6M
- 14.59%
- YTD
- 9.94%
- 1Y
- 16.99%
- 3Y*
- 25.54%
- 5Y*
- 5.79%
- 10Y*
- 15.59%
- ALL TIME*
- 11.20%
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 |
BIOPX vs. BFTHX - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
BIOPX Baron Opportunity Fund | 7.45% | 19.44% | 39.87% | 49.55% | -42.96% | 11.90% | 88.78% | 40.34% | 8.06% | 40.58% |
BFTHX Baron Fifth Avenue Growth Fund | 9.94% | 18.01% | 37.38% | 57.20% | -50.62% | 10.88% | 50.42% | 33.98% | 1.10% | 40.64% |
Correlation
The correlation between BIOPX and BFTHX is 0.96 - they have historically moved very closely together. At this level, their price movements offset little of one another.
| Correlation | |
|---|---|
Correlation (1Y) Focuses on recent behavior, but can change the most. | 0.96 |
Correlation (3Y) Balances recent behavior with more history. | 0.96 |
Correlation (5Y) Shows whether the relationship held over a longer period. | 0.97 |
Correlation (10Y) Provides a long-term view across more market conditions. | 0.95 |
Correlation (All Time) Calculated using the full available price history since May 4, 2004 | 0.93 |
The correlation between BIOPX and BFTHX has been stable across timeframes, ranging from 0.93 to 0.97 - a consistent structural relationship.
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Return for Risk
BIOPX vs. BFTHX — Risk / Return Rank
BIOPX
BFTHX
BIOPX vs. BFTHX - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Baron Opportunity Fund (BIOPX) and Baron Fifth Avenue Growth Fund (BFTHX). 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.
| BIOPX | BFTHX | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -0.04 | ||
| Sortino ratioReturn per unit of downside risk | -0.02 | ||
| Omega ratioGain probability vs. loss probability | 1.16 | 1.15 | 0.00 |
| Calmar ratioReturn relative to maximum drawdown | 1.21 | 1.10 | +0.11 |
| Martin ratioReturn relative to average drawdown | 3.35 | 3.33 | +0.02 |
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Drawdowns
BIOPX vs. BFTHX - Drawdown Comparison
The maximum BIOPX drawdown since its inception was -67.91%, which is greater than BFTHX's maximum drawdown of -58.84%. Use the drawdown chart below to compare losses from any high point for BIOPX and BFTHX.
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Drawdown Indicators
| BIOPX | BFTHX | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -67.91% | -58.84% | -9.07% |
Max Drawdown (1Y)Largest decline over 1 year | -14.31% | -17.62% | +3.31% |
Max Drawdown (3Y)Largest decline over 3 years | -26.34% | -29.22% | +2.88% |
Max Drawdown (5Y)Largest decline over 5 years | -51.45% | -58.84% | +7.39% |
Max Drawdown (10Y)Largest decline over 10 years | -51.45% | -58.84% | +7.39% |
Current DrawdownCurrent decline from peak | -9.35% | -2.78% | -6.57% |
Average DrawdownAverage peak-to-trough decline | -16.81% | -11.81% | -5.00% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 5.18% | 5.81% | -0.63% |
Volatility
BIOPX vs. BFTHX - Volatility Comparison
Baron Opportunity Fund (BIOPX) and Baron Fifth Avenue Growth Fund (BFTHX) have volatilities of 6.90% and 6.60%, respectively, indicating that both stocks experience similar levels of price fluctuations. This suggests that the risk associated with both stocks, as measured by volatility, is nearly the same. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| BIOPX | BFTHX | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 6.90% | 6.60% | +0.30% |
Volatility (6M)Calculated over the trailing 6-month period | 16.72% | 17.59% | -0.87% |
Volatility (1Y)Calculated over the trailing 1-year period | 21.66% | 22.98% | -1.32% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 27.19% | 31.28% | -4.09% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 25.06% | 27.28% | -2.22% |
BIOPX vs. BFTHX - Expense Ratio Comparison
BIOPX has a 1.31% expense ratio, which is higher than BFTHX's 1.00% expense ratio.
Dividends
BIOPX vs. BFTHX - Dividend Comparison
BIOPX's dividend yield for the trailing twelve months is around 3.94%, more than BFTHX's 3.74% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
BFTHX Baron Fifth Avenue Growth Fund | 3.74% | 4.11% | 0.79% | 0.00% | 0.00% | 3.19% | 0.36% | 2.95% | 0.00% | 0.00% | 0.00% | 0.00% |
BIOPX Baron Opportunity Fund | 3.94% | 4.24% | 4.95% | 0.00% | 0.00% | 8.71% | 6.96% | 7.33% | 5.29% | 15.58% | 13.52% | 10.92% |
Frequently Asked Questions
With a correlation of 0.96, BIOPX and BFTHX move almost identically. Holding both adds very little diversification - you're essentially doubling your position in the same market segment. Choosing one is usually more capital-efficient.
BIOPX has higher volatility (6.90%) compared to BFTHX (6.60%). In terms of maximum drawdown, BIOPX dropped -67.91% vs BFTHX's -58.84%.
BFTHX currently has the higher Sharpe Ratio (0.85 vs 0.80), 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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