William Blair International Small Cap Growth Fund Class R6 (WIISX)
NASDAQ · Mutual Fund · Delayed Price · Currency is USD
15.47
-0.15 (-0.96%)
At close: May 19, 2026

WIISX Stock Price History

Historical Data

DateOpenHighLowCloseAdj. CloseChange
May 19, 202615.4715.4715.4715.4715.47-0.96%
May 18, 202615.6215.6215.6215.6215.62-0.32%
May 15, 202615.6715.6715.6715.6715.67-2.25%
May 14, 202616.0316.0316.0316.0316.030.06%
May 13, 202616.0216.0216.0216.0216.020.12%
May 12, 202616.0016.0016.0016.0016.00-0.74%
May 11, 202616.1216.1216.1216.1216.120.75%
May 8, 202616.0016.0016.0016.0016.00-0.31%
May 7, 202616.0516.0516.0516.0516.050.31%
May 6, 202616.0016.0016.0016.0016.001.78%
May 5, 202615.7215.7215.7215.7215.720.32%
May 4, 202615.6715.6715.6715.6715.670.26%
May 1, 202615.6315.6315.6315.6315.63-0.32%
Apr 30, 202615.6815.6815.6815.6815.681.10%
Apr 29, 202615.5115.5115.5115.5115.51-0.19%
Apr 28, 202615.5415.5415.5415.5415.54-0.45%
Apr 27, 202615.6115.6115.6115.6115.610.13%
Apr 24, 202615.5915.5915.5915.5915.590.32%
Apr 23, 202615.5415.5415.5415.5415.54-0.70%
Apr 22, 202615.6515.6515.6515.6515.650.13%
Apr 21, 202615.6315.6315.6315.6315.63-0.38%
Apr 20, 202615.6915.6915.6915.6915.69-
Apr 17, 202615.6915.6915.6915.6915.691.03%
Apr 16, 202615.5315.5315.5315.5315.530.84%
Apr 15, 202615.4015.4015.4015.4015.400.65%
Apr 14, 202615.3015.3015.3015.3015.300.13%
Apr 13, 202615.2815.2815.2815.2815.281.26%
Apr 10, 202615.0915.0915.0915.0915.090.73%
Apr 9, 202614.9814.9814.9814.9814.980.54%
Apr 8, 202614.9014.9014.9014.9014.904.63%
Apr 7, 202614.2414.2414.2414.2414.240.71%
Apr 6, 202614.1414.1414.1414.1414.140.50%
Apr 2, 202614.0714.0714.0714.0714.07-1.12%
Apr 1, 202614.2314.2314.2314.2314.232.08%
Mar 31, 202613.9413.9413.9413.9413.942.20%
Mar 30, 202613.6413.6413.6413.6413.64-1.59%
Mar 27, 202613.8613.8613.8613.8613.86-0.86%
Mar 26, 202613.9813.9813.9813.9813.98-1.41%
Mar 25, 202614.1814.1814.1814.1814.182.24%
Mar 24, 202613.8713.8713.8713.8713.870.43%
Mar 23, 202613.8113.8113.8113.8113.810.58%
Mar 20, 202613.7313.7313.7313.7313.73-2.76%
Mar 19, 202614.1214.1214.1214.1214.12-0.35%
Mar 18, 202614.1714.1714.1714.1714.17-0.35%
Mar 17, 202614.2214.2214.2214.2214.221.14%
Mar 16, 202614.0614.0614.0614.0614.060.57%
Mar 13, 202613.9813.9813.9813.9813.98-1.48%
Mar 12, 202614.1914.1914.1914.1914.19-1.32%
Mar 11, 202614.3814.3814.3814.3814.380.35%
Mar 10, 202614.3314.3314.3314.3314.330.56%