William Blair Small-Mid Cap Growth Fund (WSMDX)

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The chart shows the growth of an initial investment of $10,000 in William Blair Small-Mid Cap Growth Fund, comparing it to the performance of the S&P 500 index or another benchmark. All prices have been adjusted for splits and dividends.

William Blair Small-Mid Cap Growth Fund (WSMDX) has returned -5.76% so far this year and 7.14% over the past 12 months. Over the last ten years, WSMDX has returned 10.98% per year, falling short of the S&P 500 Index benchmark, which averaged 12.16% annually.

Based on dividend-adjusted daily data since Dec 30, 2003, WSMDX's average daily return is +0.05%, while the average monthly return is +0.99%. At this rate, your investment would double in approximately 5.9 years.

Historically, 63% of months were positive and 37% were negative. The best month was Apr 2009 with a return of +15.6%, while the worst month was Oct 2008 at -20.0%. The longest winning streak lasted 13 consecutive months, and the longest losing streak was 4 months.

On a daily basis, WSMDX closed higher 53% of trading days. The best single day was Dec 19, 2024 with a return of +14.5%, while the worst single day was Mar 16, 2020 at -13.0%.

William Blair Small-Mid Cap Growth Fund has an annualized alpha of 2.86%, beta of 1.02, and R² of 0.79 versus S&P 500 Index. Calculated based on daily prices since December 31, 2003.

• This fund captured 109.86% of S&P 500 Index gains but only 97.45% of its losses — a favorable profile for investors.
• This fund generated an annualized alpha of 2.86% versus S&P 500 Index — delivering returns beyond what market exposure alone would predict.
• With beta of 1.02 and R² of 0.79, this fund moves broadly in line with S&P 500 Index — much of its variation is explained by market exposure rather than independent behavior.

WSMDX has a high expense ratio of 1.10%, indicating above-average management fees.

WSMDX ranks 11 for risk / return — in the bottom 11% of mutual funds on our site. This means you're taking on significantly more risk than the returns justify. Consider whether the potential upside is worth the volatility, or explore alternatives with better risk / return profiles.

The table below present risk-adjusted performance metrics for William Blair Small-Mid Cap Growth Fund (WSMDX) and compare them to a chosen benchmark (S&P 500 Index).

William Blair Small-Mid Cap Growth Fund provided a 2.98% dividend yield over the last twelve months, with an annual payout of $0.77 per share.

The table displays the monthly dividend distributions for William Blair Small-Mid Cap Growth Fund. The dividends shown in the table have been adjusted to account for any splits that may have occurred.

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.

The table below displays the maximum drawdowns of the William Blair 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 William Blair Small-Mid Cap Growth Fund was 50.33%, occurring on Nov 20, 2008. Recovery took 492 trading sessions.

The current William Blair Small-Mid Cap Growth Fund drawdown is 11.50%.

The chart below shows the rolling one-month volatility.