OSTFX vs. OSTIX
OSTFX (Osterweis Fund) and OSTIX (Osterweis Strategic Income Fund) are both mutual funds - OSTFX is a Large Cap Blend Equities fund managed by Osterweis, while OSTIX is a High Yield Bonds fund managed by Osterweis. Over the past 10 years, OSTFX returned 12.08%/yr vs 5.11%/yr for OSTIX. At a 0.46 correlation, their price movements are largely independent. OSTFX charges 0.95%/yr vs 0.84%/yr for OSTIX.
Performance
OSTFX vs. OSTIX - Performance Comparison
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Returns By Period
In the year-to-date period, OSTFX achieves a 4.18% return, which is significantly higher than OSTIX's 1.67% return. Over the past 10 years, OSTFX has outperformed OSTIX with an annualized return of 12.08%, while OSTIX has yielded a comparatively lower 5.11% annualized return.
OSTFX
- 1D
- -0.67%
- 1M
- -0.53%
- YTD
- 4.18%
- 6M
- 3.29%
- 1Y
- 15.34%
- 3Y*
- 14.30%
- 5Y*
- 7.20%
- 10Y*
- 12.08%
OSTIX
- 1D
- -0.09%
- 1M
- 0.47%
- YTD
- 1.67%
- 6M
- 1.82%
- 1Y
- 4.47%
- 3Y*
- 7.01%
- 5Y*
- 4.20%
- 10Y*
- 5.11%
OSTFX vs. OSTIX - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
OSTFX Osterweis Fund | 4.18% | 12.85% | 13.48% | 22.64% | -22.01% | 22.58% | 23.20% | 43.39% | -7.85% | 14.82% |
OSTIX Osterweis Strategic Income Fund | 1.67% | 4.04% | 8.03% | 12.29% | -5.94% | 5.48% | 9.01% | 5.36% | -0.66% | 6.00% |
Correlation
The correlation between OSTFX and OSTIX is 0.54, which is moderate. They share some common price drivers but move independently often enough to provide real diversification benefit when combined.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | 0.54 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.49 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.52 |
Correlation (10Y) Calculated over the trailing 10-year period | 0.48 |
Correlation (All Time) Calculated using the full available price history since Sep 4, 2002 | 0.46 |
The correlation between OSTFX and OSTIX has been stable across timeframes, ranging from 0.46 to 0.54 - a consistent structural relationship.
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Return for Risk
OSTFX vs. OSTIX — Risk / Return Rank
OSTFX
OSTIX
OSTFX vs. OSTIX - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Osterweis Fund (OSTFX) and Osterweis Strategic Income Fund (OSTIX). 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.
| OSTFX | OSTIX | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -1.36 | ||
| Sortino ratioReturn per unit of downside risk | -2.06 | ||
| Omega ratioGain probability vs. loss probability | 1.24 | 1.65 | -0.40 |
| Calmar ratioReturn relative to maximum drawdown | 1.63 | 3.30 | -1.67 |
| Martin ratioReturn relative to average drawdown | 7.08 | 14.90 | -7.82 |
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Drawdowns
OSTFX vs. OSTIX - Drawdown Comparison
The maximum OSTFX drawdown since its inception was -40.63%, which is greater than OSTIX's maximum drawdown of -10.06%. Use the drawdown chart below to compare losses from any high point for OSTFX and OSTIX.
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Drawdown Indicators
| OSTFX | OSTIX | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -40.63% | -10.06% | -30.57% |
Max Drawdown (1Y)Largest decline over 1 year | -10.06% | -1.42% | -8.64% |
Max Drawdown (3Y)Largest decline over 3 years | -15.80% | -3.27% | -12.53% |
Max Drawdown (5Y)Largest decline over 5 years | -27.62% | -9.75% | -17.87% |
Max Drawdown (10Y)Largest decline over 10 years | -32.54% | -10.06% | -22.48% |
Current DrawdownCurrent decline from peak | -1.52% | -0.18% | -1.34% |
Average DrawdownAverage peak-to-trough decline | -6.83% | -0.94% | -5.89% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 2.31% | 0.31% | +2.00% |
Volatility
OSTFX vs. OSTIX - Volatility Comparison
Osterweis Fund (OSTFX) has a higher volatility of 3.53% compared to Osterweis Strategic Income Fund (OSTIX) at 0.42%. This indicates that OSTFX's price experiences larger fluctuations and is considered to be riskier than OSTIX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| OSTFX | OSTIX | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 3.53% | 0.42% | +3.11% |
Volatility (6M)Calculated over the trailing 6-month period | 9.18% | 1.36% | +7.82% |
Volatility (1Y)Calculated over the trailing 1-year period | 11.83% | 1.70% | +10.13% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 15.67% | 3.01% | +12.66% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 16.84% | 2.96% | +13.88% |
OSTFX vs. OSTIX - Expense Ratio Comparison
OSTFX has a 0.95% expense ratio, which is higher than OSTIX's 0.84% expense ratio.
Dividends
OSTFX vs. OSTIX - Dividend Comparison
OSTFX's dividend yield for the trailing twelve months is around 5.74%, more than OSTIX's 4.75% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
OSTFX Osterweis Fund | 5.74% | 5.98% | 14.93% | 4.01% | 7.81% | 12.83% | 5.48% | 14.46% | 29.80% | 43.97% | 7.35% | 22.55% |
OSTIX Osterweis Strategic Income Fund | 4.75% | 3.96% | 5.25% | 5.72% | 4.72% | 4.03% | 3.85% | 4.74% | 4.66% | 4.58% | 5.23% | 5.98% |
Frequently Asked Questions
OSTFX and OSTIX have a correlation of 0.54, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
OSTFX has higher volatility (3.53%) compared to OSTIX (0.42%). In terms of maximum drawdown, OSTFX dropped -40.63% vs OSTIX's -10.06%.
OSTIX currently has the higher Sharpe Ratio (2.75 vs 1.39), 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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