WSMNX Mutual Fund

WSMNX Mutual Fund

NAV$27.20
See how much of WSMNX you already own
Just $25 once·$99/mo·Download sample
X-ray my portfolio free

Fund Essentials - as of Aug 31, 2026

Net Assets
$359M
Expense Ratio
1.24%
Dividend Yield (Current)
-
Holdings
87
Inception Date
Dec 29, 2003
Fund Family
William Blair Funds
Investment Style
PRO
Asset Class
PRO
Legal Structure
PRO

Performance

YTD+8.13%
1 Year+11.48%
3 Year+10.46%
5 Year+2.37%
10 Year+10.61%

Asset Allocation

Stocks: 97.93%
Other: 2.07%
See how much of WSMNX you already own
Your funds unpacked, overlap, fees and score, free on screen. The full report comes with FundXLS. Download sample.
X-ray my portfolio free

Top Holdings

View All →
TickerNameWeight
FFIVF5 Networks Inc.2.47%
PSTGPure Storage Inc2.31%
TWSTTwist Bioscience Corp.2.21%
DTDynatrace Inc2.18%
PRMBPrimo Brands Corp2.10%
Top 10 Concentration: 20.93%Report Date: Aug 31, 2026
Download all 87 holdings for WSMNX
CSV export with sector, industry & share changes
Get CSV

Dividend Summary

View Details →
Latest Distribution
$3.23
-

Peer Comparison

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

WSMNX Mutual Fund Overview

WSMNX Mutual Fund (William Blair Small-Mid Cap Growth Fund Class N) is managed by William Blair Funds with $359.5M in net assets. WSMNX expense ratio is 1.24%, holding 87 positions across sectors including Information Technology, Health Care, Industrials. Inception date: 2003-12-29.

WSMNX performance shows a YTD return of 8.13%. The 1-year return is 11.48% and the 5-year return is 2.37%.

WSMNX top holdings include F5 Networks Inc. (2.5%), Pure Storage Inc (2.3%), Twist Bioscience Corp. (2.2%), Dynatrace Inc (2.2%), Primo Brands Corp (2.1%). Go to all WSMNX holdings, WSMNX sectors, or WSMNX dividends.

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