American Century Select Fund (TWSIX) NASDAQ

Currency In USD

TWSIX Historical Return

If you invested $1000 in American Century Select Fund (TWSIX) 10 years ago, it would be worth $4,426.2 as of October 23, 2026, based on a reinvested dividends scenario. Over the same period, a $1000 investment made 5 years ago would be worth $1,568.93, while $1000 invested 1 year ago would be worth $1,043.44. This corresponds to total returns of 342.62%, 56.89%, 4.34%, respectively, with annualized returns of 16.03%, 9.43%, 4.34%.

Custom investment amounts or purchase dates can also be explored using the Stoculator calculator. Past performance does not guarantee future results.

TWSIX Historical Data

Date Range:

Date	Open	Close	Adj Close	High	Low
October 22, 2026	143.11	138.85	138.85	143.11	138.85
October 21, 2026	141.6	143.11	143.11	143.11	141.6
October 20, 2026	141.87	141.6	141.6	141.87	141.6
October 19, 2026	140.43	141.87	141.87	141.87	140.43
October 16, 2026	143.15	143.15	143.15	143.15	143.15
October 15, 2026	143.34	143.34	143.34	143.34	143.34
October 14, 2026	146.21	143.34	143.34	146.21	143.34
October 13, 2026	146.02	146.02	146.02	146.02	146.02
October 12, 2026	146.9	146.02	146.02	146.9	146.02
October 09, 2026	145.68	146.9	146.9	146.9	145.68
October 08, 2026	147.63	147.63	147.63	147.63	147.63
October 07, 2026	148.11	148.11	148.11	148.11	148.11
October 06, 2026	147.36	148.11	148.11	148.11	147.36
October 05, 2026	145.83	145.83	145.83	145.83	145.83
October 02, 2026	143.97	145.83	145.83	145.83	143.97
October 01, 2026	143.33	143.97	143.97	143.97	143.33
September 30, 2026	143.46	143.33	143.33	143.46	143.33
September 29, 2026	143.19	143.19	143.19	143.19	143.19
September 28, 2026	144.05	144.05	144.05	144.05	144.05
September 25, 2026	143.39	143.39	143.39	143.39	143.39
September 24, 2026	143.12	143.12	143.12	143.12	143.12
September 23, 2026	144.62	143.12	143.12	144.62	143.12
September 22, 2026	144.45	144.62	144.62	144.62	144.45
September 21, 2026	141.17	144.45	144.45	144.45	141.17
September 18, 2026	140.51	141.17	141.17	141.17	140.51
September 17, 2026	138.54	140.51	140.51	140.51	138.54
September 16, 2026	138.18	138.54	138.54	138.54	138.18
September 15, 2026	138.8	138.18	138.18	138.8	138.18
September 11, 2026	138.85	140.06	140.06	140.06	138.85
September 10, 2026	140.03	138.85	138.85	140.03	138.85
September 09, 2026	141.02	140.03	140.03	141.02	140.03
September 08, 2026	141.4	141.02	141.02	141.4	141.02
September 04, 2026	141.77	141.77	141.77	141.77	141.77
September 03, 2026	139.98	141.77	141.77	141.77	139.98
September 02, 2026	139	139.98	139.98	139.98	139
September 01, 2026	140.67	139	139	140.67	139
August 31, 2026	140.93	140.67	140.67	140.93	140.67
August 28, 2026	142.23	140.93	140.93	142.23	140.93
August 27, 2026	139.48	142.23	142.23	142.23	139.48
August 26, 2026	139.62	139.48	139.48	139.62	139.48
August 25, 2026	138.75	139.62	139.62	139.62	138.75
August 24, 2026	139.88	138.75	138.75	139.88	138.75
August 21, 2026	139.28	139.88	139.88	139.88	139.28
August 20, 2026	140.39	139.28	139.28	140.39	139.28
August 19, 2026	140.26	140.39	140.39	140.39	140.26
August 18, 2026	142.82	140.26	140.26	142.82	140.26
August 17, 2026	142.82	142.43	142.43	142.82	142.43
August 14, 2026	143.36	142.82	142.82	143.36	142.82
August 13, 2026	142.4	143.36	143.36	143.36	142.4
August 12, 2026	142.24	142.4	142.4	142.4	142.24
August 11, 2026	142.24	141.49	141.49	142.24	141.49
August 10, 2026	143	142.24	142.24	143	142.24
August 07, 2026	141.41	143	143	143	141.41
August 06, 2026	141.79	141.41	141.41	141.79	141.41
August 05, 2026	142.29	141.79	141.79	142.29	141.79
August 04, 2026	142.29	142.29	142.29	142.29	142.29
August 03, 2026	139.52	139.52	139.52	139.52	139.52
July 31, 2026	133.61	133.61	133.61	133.61	133.61
July 30, 2026	130.56	130.56	130.56	130.56	130.56
July 29, 2026	130.56	130.56	130.56	130.56	130.56