William Blair Small Cap Growth Fund Class I - WBSIX - Stock Historical Data & Price

Date Range:

Date	Open	Close	Adj Close	High	Low
January 13, 2026	35.83	35.83	35.83	35.83	35.83
January 12, 2026	35.76	35.76	35.76	35.76	35.76
January 09, 2026	35.87	35.87	35.87	35.87	35.87
January 08, 2026	35.52	35.52	35.52	35.52	35.52
January 07, 2026	35.15	35.15	35.15	35.15	35.15
January 06, 2026	35.43	35.43	35.43	35.43	35.43
January 05, 2026	34.81	34.81	34.81	34.81	34.81
January 02, 2026	34.06	34.06	34.06	34.06	34.06
December 31, 2025	33.86	33.86	33.86	33.86	33.86
December 30, 2025	34.2	34.2	34.2	34.2	34.2
December 29, 2025	34.47	34.47	34.47	34.47	34.47
December 26, 2025	34.68	34.68	34.68	34.68	34.68
December 24, 2025	34.63	34.63	34.63	34.63	34.63
December 23, 2025	34.55	34.55	34.55	34.55	34.55
December 22, 2025	34.7	34.7	34.7	34.7	34.7
December 19, 2025	34.17	34.17	34.17	34.17	34.17
December 18, 2025	33.6	33.6	33.6	33.6	33.6
December 17, 2025	36.03	36.03	36.03	36.03	36.03
December 16, 2025	36.3	36.3	36.3	36.3	36.3
December 15, 2025	36.41	36.41	36.41	36.41	36.41
December 12, 2025	36.61	36.61	36.61	36.61	36.61
December 11, 2025	37.17	37.17	37.17	37.17	37.17
December 10, 2025	36.88	36.88	36.88	36.88	36.88
December 09, 2025	36.39	36.39	36.39	36.39	36.39
December 08, 2025	36.28	36.28	36.28	36.28	36.28
December 05, 2025	36.3	36.3	36.3	36.3	36.3
December 04, 2025	36.49	36.49	36.49	36.49	36.49
December 03, 2025	36.27	36.27	36.27	36.27	36.27
December 02, 2025	35.72	35.72	35.72	35.72	35.72
December 01, 2025	35.81	35.81	35.81	35.81	35.81
November 28, 2025	36.26	36.26	36.26	36.26	36.26
November 26, 2025	36.07	36.07	36.07	36.07	36.07
November 25, 2025	35.94	35.94	35.94	35.94	35.94
November 24, 2025	35.08	35.08	35.08	35.08	35.08
November 21, 2025	34.4	34.4	34.4	34.4	34.4
November 20, 2025	33.38	33.38	33.38	33.38	33.38
November 19, 2025	33.91	33.91	33.91	33.91	33.91
November 18, 2025	33.65	33.65	33.65	33.65	33.65
November 17, 2025	33.76	33.76	33.76	33.76	33.76
November 14, 2025	34.41	34.41	34.41	34.41	34.41
November 13, 2025	34.36	34.36	34.36	34.36	34.36
November 12, 2025	35.23	35.23	35.23	35.23	35.23
November 11, 2025	35.32	35.32	35.32	35.32	35.32
November 10, 2025	35.26	35.26	35.26	35.26	35.26
November 07, 2025	34.86	34.86	34.86	34.86	34.86
November 06, 2025	34.84	34.84	34.84	34.84	34.84
November 05, 2025	35.69	35.69	35.69	35.69	35.69
November 04, 2025	34.75	34.75	34.75	34.75	34.75
November 03, 2025	35.19	35.19	35.19	35.19	35.19
October 31, 2025	35.08	35.08	35.08	35.08	35.08
October 30, 2025	34.81	34.81	34.81	34.81	34.81
October 29, 2025	35.38	35.38	35.38	35.38	35.38
October 28, 2025	36.37	36.37	36.37	36.37	36.37
October 27, 2025	36.53	36.53	36.53	36.53	36.53
October 24, 2025	36.29	36.29	36.29	36.29	36.29
October 23, 2025	35.76	35.76	35.76	35.76	35.76
October 22, 2025	35.23	35.23	35.23	35.23	35.23
October 21, 2025	35.72	35.72	35.72	35.72	35.72
October 20, 2025	35.53	35.53	35.53	35.53	35.53
October 17, 2025	34.81	34.81	34.81	34.81	34.81

William Blair Small Cap Growth Fund Class I (WBSIX) NASDAQ