William Blair Institutional International Growth Fund (WBIIX)

NASDAQ · Mutual Fund · Delayed Price · Currency is USD
14.37
-0.14 (-0.96%)
At close: Apr 2, 2026
Fund Assets811.39M
Expense Ratio0.85%
Min. Investment$1,000,000
Turnover79.00%
Dividend (ttm)0.21
Dividend Yield1.45%
Dividend Growth-79.87%
Payout FrequencyAnnual
Ex-Dividend Daten/a
Previous Close14.51
YTD Return1.05%
1-Year Return19.19%
5-Year Return11.71%
52-Week Low12.37
52-Week High16.31
Beta (5Y)1.02
Holdings173
Inception DateJul 26, 2002

About WBIIX

The William Blair Institutional International Growth Fund is a mutual fund focused on achieving long-term capital appreciation by investing primarily in international equities. The fund targets a diversified portfolio, allocating at least 80% of its assets to foreign companies spanning various sectors, with a structural emphasis on growth-oriented firms. It employs a disciplined investment strategy that combines deep fundamental research with systematic analysis to identify companies showing consistent profitability and growth potential. The portfolio typically includes exposure to both developed and emerging markets, offering broad diversification across market capitalization, regions, and industries. Key holdings frequently represent sectors such as technology, financial services, consumer goods, healthcare, and industrials. This institutional share class is designed for large-scale investors, requiring a significant minimum initial investment. The William Blair Institutional International Growth Fund plays a significant role in providing investors with access to global growth opportunities while aiming to diversify risk outside domestic markets.

Fund Family William Blair
Category Foreign Large Growth
Performance Rating Average
Risk Rating Average
Stock Exchange NASDAQ
Ticker Symbol WBIIX
Share Class Institutional Class
Index MSCI ACWI EX US IMI NR

Performance

WBIIX had a total return of 19.19% in the past year, including dividends. Since the fund's inception, the average annual return has been 7.65%.

Top 10 Holdings

22.24% of assets
NameSymbolWeight
Taiwan Semiconductor Manufacturing Company LimitedTSM4.61%
ASML Holding N.V.ASML2.86%
Tencent Holdings Limited07002.81%
SK hynix Inc.0006602.80%
Samsung Electronics Co., Ltd.0059301.86%
AstraZeneca PLCAZN1.74%
Alibaba Group Holding LimitedBABAF1.63%
UniCredit S.p.A.UCG1.33%
Banco Bilbao Vizcaya Argentaria, S.A.BBVA1.31%
Sumitomo Mitsui Financial Group, Inc.83161.29%
View More Holdings

Dividend History

Ex-DividendAmountPay Date
Dec 18, 2025$0.20687Dec 19, 2025
Dec 19, 2024$1.02786Dec 20, 2024
Dec 14, 2023$0.36133Dec 15, 2023
Dec 15, 2022$0.84227Dec 16, 2022
Dec 16, 2021$3.15469Dec 17, 2021
Dec 17, 2020$2.56885Dec 18, 2020
Full Dividend History