American Century Select Fund R6 Class (ASDEX) NASDAQ

Currency In USD

ASDEX Historical Return

If you invested $1000 in American Century Select Fund R6 Class (ASDEX) 10 years ago, it would be worth $8,596.61 as of September 12, 2026, based on a reinvested dividends scenario. Over the same period, a $1000 investment made 5 years ago would be worth $1,963.61, while $1000 invested 1 year ago would be worth $1,081.45. This corresponds to total returns of 759.66%, 96.36%, 8.15%, respectively, with annualized returns of 23.99%, 14.45%, 8.15%.

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

ASDEX Historical Data

Date Range:

Date	Open	Close	Adj Close	High	Low
September 11, 2026	140.71	141.93	141.93	141.93	140.71
September 10, 2026	141.9	140.71	140.71	141.9	140.71
September 09, 2026	142.9	141.9	141.9	142.9	141.9
September 08, 2026	143.28	142.9	142.9	143.28	142.9
September 04, 2026	143.66	143.66	143.66	143.66	143.66
September 03, 2026	141.85	143.66	143.66	143.66	141.85
September 02, 2026	140.85	141.85	141.85	141.85	140.85
September 01, 2026	142.54	140.85	140.85	142.54	140.85
August 31, 2026	142.81	142.54	142.54	142.81	142.54
August 28, 2026	144.12	142.81	142.81	144.12	142.81
August 27, 2026	141.34	144.12	144.12	144.12	141.34
August 26, 2026	141.47	141.34	141.34	141.47	141.34
August 25, 2026	140.59	141.47	141.47	141.47	140.59
August 24, 2026	141.73	140.59	140.59	141.73	140.59
August 21, 2026	141.12	141.73	141.73	141.73	141.12
August 20, 2026	142.25	141.12	141.12	142.25	141.12
August 19, 2026	142.12	142.25	142.25	142.25	142.12
August 18, 2026	144.71	142.12	142.12	144.71	142.12
August 17, 2026	144.71	144.31	144.31	144.71	144.31
August 14, 2026	144.12	144.71	144.71	144.71	144.12
August 13, 2026	144.28	145.26	145.26	145.26	144.28
August 12, 2026	144.12	144.28	144.28	144.28	144.12
August 11, 2026	144.12	143.36	143.36	144.12	143.36
August 10, 2026	144.89	144.12	144.12	144.89	144.12
August 07, 2026	143.28	144.89	144.89	144.89	143.28
August 06, 2026	143.66	143.28	143.28	143.66	143.28
August 05, 2026	144.17	143.66	143.66	144.17	143.66
August 04, 2026	144.17	144.17	144.17	144.17	144.17
August 03, 2026	141.36	141.36	141.36	141.36	141.36
July 31, 2026	135.38	135.38	135.38	135.38	135.38
July 30, 2026	132.28	132.28	132.28	132.28	132.28
July 29, 2026	132.28	132.28	132.28	132.28	132.28
July 28, 2026	135.18	135.18	135.18	135.18	135.18
July 27, 2026	135.18	135.18	135.18	135.18	135.18
July 23, 2026	136.64	136.64	136.64	136.64	136.64
July 22, 2026	139.63	139.63	139.63	139.63	139.63
July 21, 2026	139.15	139.15	139.15	139.15	139.15
July 20, 2026	139.15	139.15	139.15	139.15	139.15
July 17, 2026	139.18	139.18	139.18	139.18	139.18
July 16, 2026	141.27	141.27	141.27	141.27	141.27
July 15, 2026	143.48	143.48	143.48	143.48	143.48
July 14, 2026	142.11	142.11	142.11	142.11	142.11
July 13, 2026	140.17	140.17	140.17	140.17	140.17
July 10, 2026	142.94	142.94	142.94	142.94	142.94
July 09, 2026	142.28	142.28	142.28	142.28	142.28
July 08, 2026	141.45	141.45	141.45	141.45	141.45
July 07, 2026	141.43	141.43	141.43	141.43	141.43
July 06, 2026	142.41	142.41	142.41	142.41	142.41
July 02, 2026	141.8	141.8	141.8	141.8	141.8
July 01, 2026	142.06	142.06	142.06	142.06	142.06
June 30, 2026	142.06	142.06	142.06	142.06	142.06
June 29, 2026	139.82	139.82	139.82	139.82	139.82
June 26, 2026	136.88	136.88	136.88	136.88	136.88
June 25, 2026	136.26	136.26	136.26	136.26	136.26
June 24, 2026	138.12	138.12	138.12	138.12	138.12
June 23, 2026	138.5	138.5	138.5	138.5	138.5
June 22, 2026	143.55	143.55	143.55	143.55	143.55
June 18, 2026	143.55	143.55	143.55	143.55	143.55
June 17, 2026	141.16	141.16	141.16	141.16	141.16
June 16, 2026	143.33	143.33	143.33	143.33	143.33