Vanguard Institutional Index Fund - VIIIX - Stock Historical Data & Price

Date Range:

Date	Open	Close	Adj Close	High	Low
September 05, 2025	528.04	528.04	528.04	528.04	528.04
September 04, 2025	529.64	529.64	529.64	529.64	529.64
September 03, 2025	525.21	525.21	525.21	525.21	525.21
September 02, 2025	522.54	522.54	522.54	522.54	522.54
August 29, 2025	526.08	526.08	526.08	526.08	526.08
August 28, 2025	527.74	527.74	527.74	527.74	527.74
August 27, 2025	527.74	527.74	527.74	527.74	527.74
August 26, 2025	526.48	526.48	526.48	526.48	526.48
August 25, 2025	524.28	524.28	524.28	524.28	524.28
August 22, 2025	526.51	526.51	526.51	526.51	526.51
August 21, 2025	518.62	518.62	518.62	518.62	518.62
August 20, 2025	520.63	520.63	520.63	520.63	520.63
August 19, 2025	524.92	524.92	524.92	524.92	524.92
August 18, 2025	524.92	524.92	524.92	524.92	524.92
August 15, 2025	526.34	526.34	526.34	526.34	526.34
August 14, 2025	526.34	526.34	526.34	526.34	526.34
August 13, 2025	526.17	526.17	526.17	526.17	526.17
August 12, 2025	524.45	524.45	524.45	524.45	524.45
August 11, 2025	518.56	518.56	518.56	518.56	518.56
August 08, 2025	519.81	519.81	519.81	519.81	519.81
August 07, 2025	515.74	515.74	515.74	515.74	515.74
August 06, 2025	516.13	516.13	516.13	516.13	516.13
August 05, 2025	512.4	512.4	512.4	512.4	512.4
August 04, 2025	514.89	514.89	514.89	514.89	514.89
August 01, 2025	507.4	507.4	507.4	507.4	507.4
July 31, 2025	515.63	515.63	515.63	515.63	515.63
July 30, 2025	517.5	517.5	517.5	517.5	517.5
July 29, 2025	518.14	518.14	518.14	518.14	518.14
July 28, 2025	519.68	519.68	519.68	519.68	519.68
July 25, 2025	519.59	519.59	519.59	519.59	519.59
July 24, 2025	517.5	517.5	517.5	517.5	517.5
July 23, 2025	517.14	517.14	517.14	517.14	517.14
July 22, 2025	513.12	513.12	513.12	513.12	513.12
July 21, 2025	512.79	512.79	512.79	512.79	512.79
July 18, 2025	512.06	512.06	512.06	512.06	512.06
July 17, 2025	512.07	512.07	512.07	512.07	512.07
July 16, 2025	509.33	509.33	509.33	509.33	509.33
July 15, 2025	507.71	507.71	507.71	507.71	507.71
July 14, 2025	509.68	509.68	509.68	509.68	509.68
July 11, 2025	508.96	508.96	508.96	508.96	508.96
July 10, 2025	510.65	510.65	510.65	510.65	510.65
July 09, 2025	509.18	509.18	509.18	509.18	509.18
July 08, 2025	506.1	506.1	506.1	506.1	506.1
July 07, 2025	506.46	506.46	506.46	506.46	506.46
July 03, 2025	506.17	506.17	506.17	506.17	506.17
July 02, 2025	506.17	506.17	506.17	506.17	506.17
July 01, 2025	503.76	503.76	503.76	503.76	503.76
June 30, 2025	504.32	504.32	504.32	504.32	504.32
June 27, 2025	499.04	499.04	499.04	499.04	499.04
June 26, 2025	499.04	499.04	499.04	499.04	499.04
June 25, 2025	496.61	496.61	496.61	496.61	496.61
June 24, 2025	491.13	491.13	491.13	491.13	491.13
June 23, 2025	491.13	491.13	491.13	491.13	491.13
June 20, 2025	486.45	486.45	486.45	486.45	486.45
June 18, 2025	487.48	487.48	487.48	487.48	487.48
June 17, 2025	491.71	491.71	491.71	491.71	491.71
June 16, 2025	491.71	491.71	491.71	491.71	491.71
June 13, 2025	487.06	487.06	487.06	487.06	487.06
June 12, 2025	492.54	492.54	492.54	492.54	492.54
June 11, 2025	490.66	490.66	490.66	490.66	490.66

Vanguard Institutional Index Fund (VIIIX) NASDAQ