| | William Blair Small-Mid Cap Growth Collective Inve | 0P0001. | 38.796 | +1.64% | 994.05M | 05/06 | |
| | William Blair Large Cap Growth I | LCGFX | 28.74 | +1.84% | 1.66B | 05/06 | |
| | William Blair Small-Mid Cap Gr I | WSMDX | 29.14 | +1.64% | 1.36B | 05/06 | |
| | William Blair International Growth I | BIGIX | 30.14 | +0.80% | 1.04B | 05/06 | |
| | William Blair Instl International Gr | WBIIX | 15.14 | +0.80% | 964.21M | 05/06 | |
| | ICM Small Company | ICSCX | 29.39 | +0.79% | 824.85M | 05/06 | |
| | William Blair International Ldrs Instl | WILJX | 20.87 | +0.77% | 618.69M | 05/06 | |
| | William Blair Emerging Mkts Growth Instl | BIEMX | 12.58 | +2.03% | 582.55M | 05/06 | |
| | William Blair International Leaders Fund Class I S | 0P0000. | 20.850 | +0.77% | 500.39M | 05/06 | |
| | William Blair Small Cap Growth I | WBSIX | 35.31 | +2.11% | 478.35M | 05/06 | |
| | William Blair International Growth N | WBIGX | 29.12 | +0.80% | 294.1M | 05/06 | |
| | William Blair Emerg Mkts Sm Cp Gr Instl | WESJX | 21.02 | +1.25% | 238.95M | 05/06 | |
| | William Blair Emerging Mkts Ldrs Instl | WELIX | 8.95 | +1.47% | 219.84M | 05/06 | |
| | William Blair Emerging Mkts Growth I | WBEIX | 12.42 | +2.05% | 193.03M | 05/06 | |
| | William Blair Growth I | BGFIX | 14.30 | +1.49% | 176.37M | 05/06 | |
| | William Blair Large Cap Growth Fund Class N | LCGNX | 26.740 | +1.83% | 170.83M | 05/06 | |
| | William Blair Emerg Mkts Sm Cp Gr I | BESIX | 20.96 | +1.26% | 155.5M | 05/06 | |
| | William Blair Intl Small Cap Gr Instl | WIISX | 12.17 | +0.74% | 122.76M | 05/06 | |
| | William Blair Small Cap Growth N | WBSNX | 29.57 | +2.11% | 127.83M | 05/06 | |
| | William Blair Small-Mid Cap Gr N | WSMNX | 26.67 | +1.64% | 97.49M | 05/06 | |
