William Blair Small Cap Growth Fund Class I (WBSIX)
NASDAQ · Mutual Fund · Delayed Price · Currency is USD
38.30
+0.40 (1.06%)
Oct 9, 2026, 4:00 PM EST
WBSIX Stock Price History
| Date | Open | High | Low | Close | Adj. Close | Change |
|---|---|---|---|---|---|---|
| Oct 9, 2026 | 38.30 | 38.30 | 38.30 | 38.30 | 38.30 | 1.06% |
| Oct 8, 2026 | 37.90 | 37.90 | 37.90 | 37.90 | 37.90 | -0.63% |
| Oct 7, 2026 | 38.14 | 38.14 | 38.14 | 38.14 | 38.14 | -1.42% |
| Oct 6, 2026 | 38.69 | 38.69 | 38.69 | 38.69 | 38.69 | -0.49% |
| Oct 5, 2026 | 38.88 | 38.88 | 38.88 | 38.88 | 38.88 | 0.96% |
| Oct 2, 2026 | 38.51 | 38.51 | 38.51 | 38.51 | 38.51 | 1.56% |
| Oct 1, 2026 | 37.92 | 37.92 | 37.92 | 37.92 | 37.92 | 0.16% |
| Sep 30, 2026 | 37.86 | 37.86 | 37.86 | 37.86 | 37.86 | -0.05% |
| Sep 29, 2026 | 37.88 | 37.88 | 37.88 | 37.88 | 37.88 | 0.13% |
| Sep 28, 2026 | 37.83 | 37.83 | 37.83 | 37.83 | 37.83 | -0.94% |
| Sep 25, 2026 | 38.19 | 38.19 | 38.19 | 38.19 | 38.19 | 0.13% |
| Sep 24, 2026 | 38.14 | 38.14 | 38.14 | 38.14 | 38.14 | 0.05% |
| Sep 23, 2026 | 38.12 | 38.12 | 38.12 | 38.12 | 38.12 | -1.40% |
| Sep 22, 2026 | 38.66 | 38.66 | 38.66 | 38.66 | 38.66 | 0.36% |
| Sep 21, 2026 | 38.52 | 38.52 | 38.52 | 38.52 | 38.52 | 0.36% |
| Sep 18, 2026 | 38.38 | 38.38 | 38.38 | 38.38 | 38.38 | -0.21% |
| Sep 17, 2026 | 38.46 | 38.46 | 38.46 | 38.46 | 38.46 | 0.55% |
| Sep 16, 2026 | 38.25 | 38.25 | 38.25 | 38.25 | 38.25 | -0.16% |
| Sep 15, 2026 | 38.31 | 38.31 | 38.31 | 38.31 | 38.31 | -0.83% |
| Sep 14, 2026 | 38.63 | 38.63 | 38.63 | 38.63 | 38.63 | -0.67% |
| Sep 11, 2026 | 38.89 | 38.89 | 38.89 | 38.89 | 38.89 | 0.75% |
| Sep 10, 2026 | 38.60 | 38.60 | 38.60 | 38.60 | 38.60 | -1.08% |
| Sep 9, 2026 | 39.02 | 39.02 | 39.02 | 39.02 | 39.02 | -1.46% |
| Sep 8, 2026 | 39.60 | 39.60 | 39.60 | 39.60 | 39.60 | -0.80% |
| Sep 4, 2026 | 39.92 | 39.92 | 39.92 | 39.92 | 39.92 | -0.10% |
| Sep 3, 2026 | 39.96 | 39.96 | 39.96 | 39.96 | 39.96 | 0.73% |
| Sep 2, 2026 | 39.67 | 39.67 | 39.67 | 39.67 | 39.67 | 0.79% |
| Sep 1, 2026 | 39.36 | 39.36 | 39.36 | 39.36 | 39.36 | -1.40% |
| Aug 31, 2026 | 39.92 | 39.92 | 39.92 | 39.92 | 39.92 | -0.32% |
| Aug 28, 2026 | 40.05 | 40.05 | 40.05 | 40.05 | 40.05 | -1.21% |
| Aug 27, 2026 | 40.54 | 40.54 | 40.54 | 40.54 | 40.54 | 0.10% |
| Aug 26, 2026 | 40.50 | 40.50 | 40.50 | 40.50 | 40.50 | 0.22% |
| Aug 25, 2026 | 40.41 | 40.41 | 40.41 | 40.41 | 40.41 | 0.47% |
| Aug 24, 2026 | 40.22 | 40.22 | 40.22 | 40.22 | 40.22 | -1.11% |
| Aug 21, 2026 | 40.67 | 40.67 | 40.67 | 40.67 | 40.67 | 0.97% |
| Aug 20, 2026 | 40.28 | 40.28 | 40.28 | 40.28 | 40.28 | -1.52% |
| Aug 19, 2026 | 40.90 | 40.90 | 40.90 | 40.90 | 40.90 | 0.79% |
| Aug 18, 2026 | 40.58 | 40.58 | 40.58 | 40.58 | 40.58 | -2.00% |
| Aug 17, 2026 | 41.41 | 41.41 | 41.41 | 41.41 | 41.41 | -0.50% |
| Aug 14, 2026 | 41.62 | 41.62 | 41.62 | 41.62 | 41.62 | 0.36% |
| Aug 13, 2026 | 41.47 | 41.47 | 41.47 | 41.47 | 41.47 | 0.39% |
| Aug 12, 2026 | 41.31 | 41.31 | 41.31 | 41.31 | 41.31 | 0.15% |
| Aug 11, 2026 | 41.25 | 41.25 | 41.25 | 41.25 | 41.25 | 0.76% |
| Aug 10, 2026 | 40.94 | 40.94 | 40.94 | 40.94 | 40.94 | -0.66% |
| Aug 7, 2026 | 41.21 | 41.21 | 41.21 | 41.21 | 41.21 | 1.90% |
| Aug 6, 2026 | 40.44 | 40.44 | 40.44 | 40.44 | 40.44 | -1.05% |
| Aug 5, 2026 | 40.87 | 40.87 | 40.87 | 40.87 | 40.87 | -0.41% |
| Aug 4, 2026 | 41.04 | 41.04 | 41.04 | 41.04 | 41.04 | 2.37% |
| Aug 3, 2026 | 40.09 | 40.09 | 40.09 | 40.09 | 40.09 | 2.09% |
| Jul 31, 2026 | 39.27 | 39.27 | 39.27 | 39.27 | 39.27 | -0.68% |