William Blair Instl International Gr (WBIIX)

NASDAQ · Mutual Fund · Delayed Price · Currency is USD

15.33

-0.23 (-1.48%)

At close: Oct 15, 2026

Fund Assets	639.52M
Expense Ratio	0.85%
Min. Investment	$1,000,000
Turnover	79.00%
Dividend (ttm)	0.21
Dividend Yield	1.35%
Dividend Growth	2.56%
Payout Frequency	Annual
Ex-Dividend Date	Dec 18, 2025

Previous Close	15.56
YTD Return	6.76%
1-Year Return	9.92%
5-Year Return	6.20%
52-Week Low	13.85
52-Week High	17.03
Beta (5Y)	1.02
Holdings	181
Inception Date	Jul 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 9.92% in the past year, including dividends. Since the fund's inception, the average annual return has been 7.72%.

Top 10 Holdings

19.52% of assets

Name	Symbol	Weight
Taiwan Semiconductor Manufacturing Company Limited	TSM	4.73%
ASML Holding N.V.	ASML	2.53%
Samsung Electronics Co., Ltd.	005930	2.41%
SK hynix Inc.	000660	1.74%
Sumitomo Mitsui Financial Group, Inc.	8316	1.54%
Roche Holding AG	n/a	1.38%
Safran SA	SAF	1.32%
Tokio Marine Holdings, Inc.	8766	1.31%
UniCredit S.p.A.	UCG	1.31%
Banco Bilbao Vizcaya Argentaria, S.A.	BBVA	1.26%

View More Holdings

Dividend History

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

Full Dividend History