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ISIN
US9692517199
CUSIP
969251719
Inception Date
Aug 15, 2012
Min. Investment
$500,000
Distribution Policy
Distributing
Asset Class
Equity
Asset Class Size
Large-Cap
Asset Class Style
Growth

Share Price Chart


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Performance

WILIX Performance Chart

William Blair International Leaders Fund (WILIX) is up 17.0% since the beginning of the year. WILIX is currently trading at $26 per share. Investors who bought $1,000 worth of WILIX shares 5 years ago would now be looking at an investment worth $1,206.


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S&P 500 Index

Returns By Period

William Blair International Leaders Fund (WILIX) has returned 16.99% so far this year and 28.51% over the past 12 months. Over the last ten years, WILIX has returned 9.27% per year, falling short of the S&P 500 Index benchmark, which averaged 13.66% annually.


William Blair International Leaders Fund

1D
0.47%
1M
6.69%
YTD
16.99%
6M
20.27%
1Y
28.51%
3Y*
13.74%
5Y*
3.81%
10Y*
9.27%

Benchmark (S&P 500 Index)

1D
-0.74%
1M
4.90%
YTD
10.35%
6M
10.28%
1Y
26.52%
3Y*
20.83%
5Y*
12.30%
10Y*
13.66%
*Multi-year figures are annualized to reflect compound growth (CAGR)

WILIX Monthly Returns History

Based on dividend-adjusted daily data since Jan 2, 2013, WILIX's average daily return is +0.04%, while the average monthly return is +0.78%. At this rate, an investment would double in approximately 7.4 years.

Historically, 62% of months were positive and 38% were negative. The best month was Nov 2022 with a return of +10.8%, while the worst month was Mar 2020 at -13.4%. The longest winning streak lasted 14 consecutive months, and the longest losing streak was 4 months.

On a daily basis, WILIX closed higher 52% of trading days. The best single day was Mar 24, 2020 with a return of +7.6%, while the worst single day was Mar 16, 2020 at -11.2%.


JanFebMarAprMayJunJulAugSepOctNovDecTotal
20266.75%5.22%-11.13%8.85%7.01%0.62%16.99%
20254.02%0.55%-3.25%4.84%5.49%3.59%-2.05%2.54%1.95%3.69%-2.85%3.02%23.21%
2024-0.20%5.11%1.80%-5.30%4.59%0.19%0.58%2.82%-0.98%-4.23%-0.74%-3.55%-0.50%
20237.98%-3.09%3.68%0.58%-1.21%3.52%0.67%-5.27%-5.72%-3.95%10.49%6.20%13.10%
2022-10.86%-4.41%0.05%-9.42%-1.70%-9.23%10.05%-7.02%-10.81%7.75%10.76%-4.80%-28.55%
2021-0.70%0.75%-1.40%5.42%2.78%-0.53%2.93%4.09%-6.08%5.13%-4.25%2.30%10.16%

Benchmark Metrics

William Blair International Leaders Fund has an annualized alpha of -0.82%, beta of 0.76, and R2 of 0.59 versus S&P 500 Index. Calculated based on daily prices since January 03, 2013.

  • This fund participated in 101.80% of S&P 500 Index downside but only 82.99% of its upside - more exposed to losses than it benefited from rallies.

Alpha
-0.82%
Beta
0.76
0.59
Upside Capture
82.99%
Downside Capture
101.80%

Expense Ratio

WILIX has an expense ratio of 0.90%, placing it in the medium range.


Return for Risk

Risk / Return Rank

WILIX ranks 35 for risk / return — below 35% of mutual funds on our site. The returns aren't fully compensating for the risk involved. This isn't necessarily a dealbreaker, but factor it into your decision — especially if you're risk-averse.


WILIX Risk / Return Rank: 3535
Overall Rank
WILIX Sharpe Ratio Rank: 3636
Sharpe Ratio Rank
WILIX Sortino Ratio Rank: 3333
Sortino Ratio Rank
WILIX Omega Ratio Rank: 4040
Omega Ratio Rank
WILIX Calmar Ratio Rank: 3131
Calmar Ratio Rank
WILIX Martin Ratio Rank: 3535
Martin Ratio Rank
The rank (0–100) shows how this investment's returns compare to the risk taken. Higher = better. Based on the past 12 months of data, combining Sharpe, Sortino, and other metrics used by quantitative funds and institutional investors.

Return / Risk — by metrics

The table below present risk-adjusted performance metrics for William Blair International Leaders Fund (WILIX) and compare them to S&P 500 Index.


WILIXBenchmarkDifference
Sharpe ratioReturn per unit of total volatility

-0.49

Sortino ratioReturn per unit of downside risk

-0.66

Omega ratioGain probability vs. loss probability

1.34

1.41

-0.07

Calmar ratioReturn relative to maximum drawdown

2.07

2.93

-0.85

Martin ratioReturn relative to average drawdown

7.72

13.52

-5.80

Dividends

Dividend History

William Blair International Leaders Fund provided a 6.82% dividend yield over the last twelve months, with an annual payout of $1.76 per share. The fund has been increasing its distributions for 3 consecutive years.


0.00%2.00%4.00%6.00%8.00%$0.00$0.50$1.00$1.5020152016201720182019202020212022202320242025
Dividends
Dividend Yield
PeriodTTM20252024202320222021202020192018201720162015
Dividend$1.76$1.76$0.11$0.09$0.03$0.69$0.18$0.10$0.57$0.36$0.13$0.10

Dividend yield

6.82%7.98%0.58%0.45%0.19%2.82%0.80%0.56%4.14%2.17%1.01%0.74%

Monthly Dividends

The table displays the monthly dividend distributions for William Blair International Leaders Fund. The dividends shown in the table have been adjusted to account for any splits that may have occurred.


JanFebMarAprMayJunJulAugSepOctNovDecTotal
2026$0.00$0.00$0.00$0.00$0.00$0.00$0.00
2025$0.00$0.00$0.00$0.00$0.00$0.00$0.00$0.00$0.00$0.00$0.00$1.76$1.76
2024$0.00$0.00$0.00$0.00$0.00$0.00$0.00$0.00$0.00$0.00$0.00$0.11$0.11
2023$0.00$0.00$0.00$0.00$0.00$0.00$0.00$0.00$0.00$0.00$0.00$0.09$0.09
2022$0.00$0.00$0.00$0.00$0.00$0.00$0.00$0.00$0.00$0.00$0.00$0.03$0.03
2021$0.00$0.00$0.00$0.00$0.00$0.00$0.00$0.00$0.00$0.00$0.00$0.69$0.69

Drawdowns

Drawdowns Chart

The Drawdowns chart displays portfolio losses from any high point along the way. Drawdowns are calculated considering price movements and all distributions paid, if any.


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Worst Drawdowns

The table below displays the maximum drawdowns of the William Blair International Leaders Fund. A maximum drawdown is a measure of risk, indicating the largest reduction in portfolio value due to a series of losing trades.

The maximum drawdown for the William Blair International Leaders Fund was 41.01%, occurring on Sep 26, 2022. Recovery took 835 trading sessions.


Related event

Drawdown

Fall

Recovery

Underwater

Bear market2022
-41.01%Sep 2022
1y 18d3y 4mo
4y 4moSep 2021 - Jan 2026
COVID crash2020
-31.94%Mar 2020
1mo 9d3mo 15d
4mo 24dFeb 2020 - Jul 2020
Rate-hike selloffLate 2018
-21.54%Dec 2018
10mo 29d10mo 10d
1y 9moJan 2018 - Oct 2019
2016 correction2016
-19.02%Feb 2016
8mo 25d6mo 9d
1y 2moMay 2015 - Aug 2016
2026 correction2026
-13.67%Mar 2026
1mo 1d1mo 7d
2mo 8dFeb 2026 - May 2026

Drawdown Indicators


WILIXBenchmarkDifference

Max Drawdown

Largest peak-to-trough decline

-41.01%

-56.78%

+15.77%

Max Drawdown (1Y)

Largest decline over 1 year

-13.67%

-9.10%

-4.57%

Max Drawdown (3Y)

Largest decline over 3 years

-18.21%

-18.90%

+0.69%

Max Drawdown (5Y)

Largest decline over 5 years

-41.01%

-25.43%

-15.58%

Max Drawdown (10Y)

Largest decline over 10 years

-41.01%

-33.92%

-7.09%

Current Drawdown

Current decline from peak

0.00%

-0.74%

+0.74%

Average Drawdown

Average peak-to-trough decline

-9.78%

-10.72%

+0.94%

Ulcer Index

Depth and duration of drawdowns from previous peaks

3.66%

1.97%

+1.69%

Volatility

Volatility Chart

The chart below shows the rolling one-month volatility.


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Portfolio Analyzer

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