William Blair Institutional International Growth Fund (WBIIX)

NASDAQ · Mutual Fund · Delayed Price · Currency is USD
15.55
-0.01 (-0.06%)
At close: Feb 13, 2026
Fund Assets777.25M
Expense Ratio0.85%
Min. Investment$1,000,000
Turnover50.00%
Dividend (ttm)0.21
Dividend Yield1.33%
Dividend Growth-79.87%
Payout FrequencyAnnual
Ex-Dividend DateDec 18, 2025
Previous Close15.56
YTD Return8.29%
1-Year Return9.81%
5-Year Return-1.84%
52-Week Low12.21
52-Week High16.10
Beta (5Y)1.00
Holdings175
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 9.81% in the past year, including dividends. Since the fund's inception, the average annual return has been 13.57%.

Top 10 Holdings

20.92% of assets
NameSymbolWeight
Taiwan Semiconductor Manufacturing Company LimitedTSM4.74%
Tencent Holdings Limited07002.93%
ASML Holding N.V.ASML2.27%
SK hynix Inc.0006602.11%
AstraZeneca PLCAZN1.83%
Hon Hai Precision Industry Co., Ltd.23171.51%
Samsung Electronics Co., Ltd.0059301.47%
Alibaba Group Holding LimitedBABAF1.45%
UniCredit S.p.A.UCG1.34%
Lonza Group AGLONN1.29%
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