WBSIX Mutual Fund

WBSIX Mutual Fund

NAV$37.82
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Fund Essentials - as of Aug 31, 2026

Net Assets
-
Expense Ratio
0.99%
Dividend Yield (Current)
-
Holdings
100
Inception Date
Dec 27, 1999
Fund Family
William Blair Funds
Investment Style
PRO
Asset Class
PRO
Legal Structure
PRO

Performance

YTD+11.16%
1 Year+15.18%
3 Year+15.36%
5 Year+5.27%
10 Year+12.99%

Asset Allocation

Stocks: 95.62%
Other: 4.38%
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Top Holdings

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TickerNameWeight
-Fixed Inc Clearing Corp.Repo4.38%
MMSIMerit Medical Systems Inc2.05%
TWSTTwist Bioscience Corp.1.96%
KRYSKrystal Biotech Inc1.80%
DBDDiebold Nixdorf1.79%
Top 10 Concentration: 20.25%Report Date: Aug 31, 2026
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Dividend Summary

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Latest Distribution
$6.70
-

Peer Comparison

Benchmark
PRO
Peer outperformance: PRO
Category rank: PRO
This Mutual Fund
PRO
Peer Avg
PRO

WBSIX Mutual Fund Overview

WBSIX Mutual Fund (William Blair Small Cap Growth Fund Class I) is managed by William Blair Funds. WBSIX expense ratio is 0.99%, holding 100 positions across sectors including Health Care, Information Technology, Industrials. Inception date: 1999-12-27.

WBSIX performance shows a YTD return of 11.16%. The 1-year return is 15.18% and the 5-year return is 5.27%.

WBSIX top holdings include Fixed Inc Clearing Corp.Repo (4.4%), Merit Medical Systems Inc (2.0%), Twist Bioscience Corp. (2.0%), Krystal Biotech Inc (1.8%), Diebold Nixdorf (1.8%). Go to all WBSIX holdings, WBSIX sectors, or WBSIX dividends.

WBSIX can be compared against other funds. Use WBSIX overlap to find shared positions, or WBSIX vs another fund for a side-by-side view. WBSIX alternatives are available via the screener, along with tax-loss harvesting opportunities.