- ISIN
- US2461187807
- Issuer
- Delaware Funds
- Inception Date
- Aug 1, 2003
- Category
- Small Cap Growth Equities
- Min. Investment
- $0
- Distribution Policy
- Distributing
- Asset Class
- Equity
- Asset Class Size
- Small-Cap
- Asset Class Style
- Growth
Share Price Chart
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Performance
OISGX Performance Chart
Optimum Small-Mid Cap Growth Fund (OISGX) is up 17.9% since the beginning of the year. OISGX is currently trading at $18 per share. Investors who bought $1,000 worth of OISGX shares 5 years ago would now be looking at an investment worth $1,290.
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Returns By Period
Optimum Small-Mid Cap Growth Fund (OISGX) has returned 17.93% so far this year and 37.63% over the past 12 months. Over the last ten years, OISGX has had an annualized return of 13.70%, just under the S&P 500 Index benchmark’s 13.88%.
Optimum Small-Mid Cap Growth Fund
- 1D
- 2.35%
- 1M
- 6.17%
- YTD
- 17.93%
- 6M
- 14.90%
- 1Y
- 37.63%
- 3Y*
- 15.04%
- 5Y*
- 5.22%
- 10Y*
- 13.70%
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%
OISGX Monthly Returns History
Based on dividend-adjusted daily data since Jul 23, 2003, OISGX's average daily return is +0.05%, while the average monthly return is +0.94%. At this rate, an investment would double in approximately 6.2 years.
Historically, 62% of months were positive and 38% were negative. The best month was Apr 2020 with a return of +18.0%, while the worst month was Oct 2008 at -21.0%. The longest winning streak lasted 13 consecutive months, and the longest losing streak was 5 months.
On a daily basis, OISGX closed higher 53% of trading days. The best single day was Apr 9, 2025 with a return of +10.7%, while the worst single day was Mar 16, 2020 at -14.6%.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Total | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | 1.91% | 0.26% | -7.23% | 11.34% | 7.68% | 3.77% | 17.93% | ||||||
| 2025 | 4.93% | -9.12% | -8.41% | -2.10% | 7.49% | 6.36% | 1.73% | 4.95% | 1.21% | 2.53% | 1.88% | -0.71% | 9.56% |
| 2024 | -0.40% | 7.99% | 2.24% | -6.65% | 4.78% | 0.07% | 3.58% | 0.87% | 0.50% | -2.06% | 10.75% | -6.82% | 14.23% |
| 2023 | 9.25% | -0.92% | -1.44% | -1.72% | -0.79% | 8.89% | 2.59% | -2.84% | -6.65% | -7.47% | 8.45% | 7.71% | 13.92% |
| 2022 | -12.80% | 0.49% | 0.48% | -10.47% | -3.46% | -5.82% | 10.41% | -1.61% | -8.49% | 5.87% | 1.13% | -5.62% | -28.00% |
| 2021 | 1.44% | 5.89% | -2.35% | 5.45% | -3.31% | 2.36% | -1.51% | 2.67% | -3.26% | 6.25% | -3.62% | 2.92% | 12.89% |
Benchmark Metrics
Optimum Small-Mid Cap Growth Fund has an annualized alpha of 0.16%, beta of 1.12, and R2 of 0.82 versus S&P 500 Index. Calculated based on daily prices since July 23, 2003.
- This fund captured 120.44% of S&P 500 Index gains and 117.44% of its losses - amplifying both gains and losses, but participating more in upside than downside.
- With beta of 1.12 and R2 of 0.82, this fund moves broadly in line with S&P 500 Index - much of its variation is explained by market exposure rather than independent behavior.
- Alpha
- 0.16%
- Beta
- 1.12
- R²
- 0.82
- Upside Capture
- 120.44%
- Downside Capture
- 117.44%
Expense Ratio
OISGX has a high expense ratio of 1.29%, indicating above-average management fees.
Return for Risk
Risk / Return Rank
OISGX ranks 43 for risk / return — on par with similar mutual funds. You're getting a typical balance of risk and reward. Not a standout, but not a red flag either — a reasonable choice if other factors align with your goals.
Return / Risk — by metrics
The table below present risk-adjusted performance metrics for Optimum Small-Mid Cap Growth Fund (OISGX) 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.
| OISGX | Benchmark | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -0.24 | ||
| Sortino ratioReturn per unit of downside risk | -0.27 | ||
| Omega ratioGain probability vs. loss probability | 1.31 | 1.37 | -0.06 |
| Calmar ratioReturn relative to maximum drawdown | 2.43 | 2.78 | -0.35 |
| Martin ratioReturn relative to average drawdown | 9.43 | 12.44 | -3.01 |
Dividends
Dividend History
Optimum Small-Mid Cap Growth Fund provided a 2.25% dividend yield over the last twelve months, with an annual payout of $0.40 per share.
| Period | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Dividend | $0.40 | $0.40 | $0.00 | $0.00 | $0.97 | $5.41 | $2.92 | $1.34 | $3.11 | $0.67 | $0.00 | $2.01 |
Dividend yield | 2.25% | 2.65% | 0.00% | 0.00% | 8.92% | 32.79% | 15.04% | 9.33% | 24.93% | 4.21% | 0.00% | 15.87% |
Monthly Dividends
The table displays the monthly dividend distributions for Optimum Small-Mid Cap Growth 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 | $0.40 | $0.40 |
| 2024 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 |
| 2023 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 |
| 2022 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.97 | $0.97 |
| 2021 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $5.41 | $5.41 |
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.
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Worst Drawdowns
The table below displays the maximum drawdowns of the Optimum Small-Mid Cap Growth 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 Optimum Small-Mid Cap Growth Fund was 62.75%, occurring on Mar 9, 2009. Recovery took 978 trading sessions.
Related event | Drawdown | Fall | Recovery | Underwater |
|---|---|---|---|---|
Financial crisis2007–2009 | -62.75%Mar 2009 | 1y 5mo | 3y 10mo | 5y 3moOct 2007 - Jan 2013 |
COVID crash2020 | -39.22%Mar 2020 | 26d | 2mo 22d | 3mo 18dFeb 2020 - Jun 2020 |
Bear market2022 | -35.63%Jun 2022 | 7mo 9d | 3y 5mo | 4y 1moNov 2021 - Dec 2025 |
2016 bear market2016 | -30.64%Feb 2016 | 7mo 22d | 1y 2mo | 1y 10moJun 2015 - May 2017 |
Rate-hike selloffLate 2018 | -28.82%Dec 2018 | 3mo 20d | 1y 21d | 1y 4moSep 2018 - Jan 2020 |
Drawdown Indicators
| OISGX | Benchmark | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -62.75% | -56.78% | -5.97% |
Max Drawdown (1Y)Largest decline over 1 year | -15.52% | -9.10% | -6.42% |
Max Drawdown (3Y)Largest decline over 3 years | -29.82% | -18.90% | -10.92% |
Max Drawdown (5Y)Largest decline over 5 years | -35.63% | -25.43% | -10.20% |
Max Drawdown (10Y)Largest decline over 10 years | -39.22% | -33.92% | -5.30% |
Current DrawdownCurrent decline from peak | 0.00% | -1.80% | +1.80% |
Average DrawdownAverage peak-to-trough decline | -12.24% | -10.71% | -1.53% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 3.99% | 2.03% | +1.96% |
Volatility
Volatility Chart
The chart below shows the rolling one-month volatility.
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