- ISIN
- US7429354068
- CUSIP
- 742935406
- Issuer
- Osterweis
- Inception Date
- Oct 1, 1993
- Category
- Large Cap Blend Equities
- Min. Investment
- $5,000
- Distribution Policy
- Distributing
- Asset Class
- Equity
- Asset Class Size
- Large-Cap
- Asset Class Style
- Blend
Share Price Chart
Loading charts...
Compare stocks, funds, or ETFs
Search for stocks, ETFs, and funds for a quick comparison or use the comparison tool for more options.
Performance
OSTFX Performance Chart
Osterweis Fund (OSTFX) is up 4.9% since the beginning of the year. OSTFX is currently trading at $21 per share. Investors who bought $1,000 worth of OSTFX shares 5 years ago would now be looking at an investment worth $1,451.
Loading charts...
Returns By Period
Osterweis Fund (OSTFX) has returned 4.88% so far this year and 17.10% over the past 12 months. Over the last ten years, OSTFX has returned 11.95% per year, falling short of the S&P 500 Index benchmark, which averaged 13.88% annually.
Osterweis Fund
- 1D
- 0.77%
- 1M
- 0.14%
- YTD
- 4.88%
- 6M
- 4.46%
- 1Y
- 17.10%
- 3Y*
- 13.99%
- 5Y*
- 7.73%
- 10Y*
- 11.95%
Benchmark (S&P 500 Index)
- 1D
- -0.37%
- 1M
- -0.01%
- YTD
- 9.16%
- 6M
- 8.64%
- 1Y
- 25.22%
- 3Y*
- 19.78%
- 5Y*
- 11.99%
- 10Y*
- 13.88%
OSTFX Monthly Returns History
Based on dividend-adjusted daily data since Sep 30, 1993, OSTFX's average daily return is +0.04%, while the average monthly return is +0.91%. At this rate, an investment would double in approximately 6.4 years.
Historically, 64% of months were positive and 36% were negative. The best month was Dec 1999 with a return of +12.8%, while the worst month was Aug 1998 at -17.8%. The longest winning streak lasted 10 consecutive months, and the longest losing streak was 6 months.
On a daily basis, OSTFX closed higher 53% of trading days. The best single day was Mar 24, 2020 with a return of +8.4%, while the worst single day was Mar 16, 2020 at -11.3%.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Total | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | 1.51% | 0.84% | -6.88% | 10.18% | -0.14% | -0.00% | 4.88% | ||||||
| 2025 | 4.07% | -2.78% | -4.39% | -1.66% | 5.80% | 4.04% | 1.48% | 1.31% | 1.29% | 1.23% | 3.06% | -0.80% | 12.85% |
| 2024 | 2.02% | 4.32% | 3.39% | -4.73% | 2.79% | 2.41% | 1.20% | 1.24% | 0.94% | -2.56% | 4.44% | -2.30% | 13.48% |
| 2023 | 5.63% | -2.49% | 3.22% | 0.59% | -0.00% | 5.03% | 2.84% | -1.46% | -5.17% | -0.99% | 10.01% | 4.30% | 22.64% |
| 2022 | -7.17% | -1.47% | 1.04% | -8.89% | -0.97% | -5.99% | 7.06% | -4.11% | -8.35% | 4.43% | 6.89% | -5.28% | -22.01% |
| 2021 | -1.62% | 3.53% | 2.60% | 5.11% | -0.09% | 1.92% | 1.36% | 2.03% | -4.78% | 6.89% | -2.20% | 6.47% | 22.58% |
Benchmark Metrics
Osterweis Fund has an annualized alpha of 3.93%, beta of 0.70, and R2 of 0.77 versus S&P 500 Index. Calculated based on daily prices since September 30, 1993.
- This fund participates in less of S&P 500 Index's moves in both directions, but captures a larger share of gains (87.53%) than losses (79.37%) - typical of diversified or defensive assets.
- This fund generated an annualized alpha of 3.93% versus S&P 500 Index - delivering returns beyond what market exposure alone would predict.
- Alpha
- 3.93%
- Beta
- 0.70
- R²
- 0.77
- Upside Capture
- 87.53%
- Downside Capture
- 79.37%
Expense Ratio
OSTFX has a high expense ratio of 0.95%, indicating above-average management fees.
Return for Risk
Risk / Return Rank
OSTFX ranks 28 for risk / return — below 28% of mutual funds on our site. The returns aren't fully compensating for the risk involved. This isn't necessarily a dealbreaker, but factor it into your decision — especially if you're risk-averse.
Return / Risk — by metrics
The table below present risk-adjusted performance metrics for Osterweis Fund (OSTFX) and compare them to S&P 500 Index.
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 | Benchmark | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -0.62 | ||
| Sortino ratioReturn per unit of downside risk | -0.70 | ||
| Omega ratioGain probability vs. loss probability | 1.25 | 1.37 | -0.12 |
| Calmar ratioReturn relative to maximum drawdown | 1.65 | 2.78 | -1.13 |
| Martin ratioReturn relative to average drawdown | 7.19 | 12.44 | -5.25 |
Dividends
Dividend History
Osterweis Fund provided a 5.71% dividend yield over the last twelve months, with an annual payout of $1.19 per share.
| Period | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Dividend | $1.19 | $1.19 | $2.79 | $0.76 | $1.25 | $2.83 | $1.12 | $2.53 | $4.21 | $8.68 | $1.83 | $5.74 |
Dividend yield | 5.71% | 5.98% | 14.93% | 4.01% | 7.81% | 12.83% | 5.48% | 14.46% | 29.80% | 43.97% | 7.35% | 22.55% |
Monthly Dividends
The table displays the monthly dividend distributions for Osterweis Fund. The dividends shown in the table have been adjusted to account for any splits that may have occurred.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Total | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | ||||||
| 2025 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $1.19 | $1.19 |
| 2024 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $2.79 | $2.79 |
| 2023 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.76 | $0.76 |
| 2022 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $1.25 | $1.25 |
| 2021 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $2.83 | $2.83 |
Drawdowns
Drawdowns Chart
The Drawdowns chart displays portfolio losses from any high point along the way. Drawdowns are calculated considering price movements and all distributions paid, if any.
Loading charts...
Worst Drawdowns
The table below displays the maximum drawdowns of the Osterweis Fund. A maximum drawdown is a measure of risk, indicating the largest reduction in portfolio value due to a series of losing trades.
The maximum drawdown for the Osterweis Fund was 40.63%, occurring on Mar 9, 2009. Recovery took 491 trading sessions.
The current Osterweis Fund drawdown is 0.86%.
Related event | Drawdown | Fall | Recovery | Underwater |
|---|---|---|---|---|
Financial crisis2007–2009 | -40.63%Mar 2009 | 1y 7mo | 1y 11mo | 3y 7moJul 2007 - Feb 2011 |
COVID crash2020 | -32.54%Mar 2020 | 1mo 2d | 4mo 22d | 5mo 24dFeb 2020 - Aug 2020 |
Dot-com crash2000–2002 | -29.75%Oct 2002 | 2y 6mo | 1y 2mo | 3y 9moMar 2000 - Dec 2003 |
Bear market2022 | -27.62%Oct 2022 | 9mo 20d | 1y 3mo | 2y 1moDec 2021 - Feb 2024 |
1998 bear market1998 | -25.32%Oct 1998 | 2mo 19d | 3mo | 5mo 19dJul 1998 - Jan 1999 |
Drawdown Indicators
| OSTFX | Benchmark | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -40.63% | -56.78% | +16.15% |
Max Drawdown (1Y)Largest decline over 1 year | -10.06% | -9.10% | -0.96% |
Max Drawdown (3Y)Largest decline over 3 years | -15.80% | -18.90% | +3.10% |
Max Drawdown (5Y)Largest decline over 5 years | -27.62% | -25.43% | -2.19% |
Max Drawdown (10Y)Largest decline over 10 years | -32.54% | -33.92% | +1.38% |
Current DrawdownCurrent decline from peak | -0.86% | -1.80% | +0.94% |
Average DrawdownAverage peak-to-trough decline | -6.83% | -10.71% | +3.88% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 2.31% | 2.03% | +0.28% |
Volatility
Volatility Chart
The chart below shows the rolling one-month volatility.
Loading charts...
Build a portfolio with OSTFX
Add Osterweis Fund to a portfolio and analyze allocations for your target — whether that's maximizing returns, minimizing drawdowns, or balancing risk across holdings.
Open Portfolio Analyzer with OSTFX