Vanguard Institutional Index Fund Institutional Shares - VINIX - Stock Historical Data & Price

Date Range:

Date	Open	Close	Adj Close	High	Low
January 13, 2026	561.87	561.87	561.87	561.87	561.87
January 12, 2026	562.95	562.95	562.95	562.95	562.95
January 09, 2026	562.01	562.01	562.01	562.01	562.01
January 08, 2026	558.38	558.38	558.38	558.38	558.38
January 07, 2026	558.33	558.33	558.33	558.33	558.33
January 06, 2026	560.26	560.26	560.26	560.26	560.26
January 05, 2026	556.77	556.77	556.77	556.77	556.77
January 02, 2026	553.25	553.25	553.25	553.25	553.25
December 31, 2025	552.08	552.08	552.08	552.08	552.08
December 30, 2025	556.13	556.13	556.13	556.13	556.13
December 29, 2025	556.9	556.9	556.9	556.9	556.9
December 26, 2025	558.83	558.83	558.83	558.83	558.83
December 24, 2025	558.95	558.95	558.95	558.95	558.95
December 23, 2025	557.15	557.15	557.15	557.15	557.15
December 22, 2025	560.69	560.69	560.69	560.69	560.69
December 19, 2025	557.07	557.07	557.07	557.07	557.07
December 18, 2025	552.19	552.19	552.19	552.19	552.19
December 17, 2025	547.84	547.84	547.84	547.84	547.84
December 16, 2025	554.25	554.25	554.25	554.25	554.25
December 15, 2025	555.56	555.56	555.56	555.56	555.56
December 12, 2025	562.31	562.31	562.31	562.31	562.31
December 11, 2025	562.31	562.31	562.31	562.31	562.31
December 10, 2025	561.14	561.14	561.14	561.14	561.14
December 09, 2025	557.85	557.85	557.85	557.85	557.85
December 08, 2025	559.75	559.75	559.75	559.75	559.75
December 05, 2025	559.75	559.75	559.75	559.75	559.75
December 04, 2025	557.94	557.94	557.94	557.94	557.94
December 03, 2025	557.94	557.94	557.94	557.94	557.94
December 02, 2025	556.27	556.27	556.27	556.27	556.27
December 01, 2025	554.89	554.89	554.89	554.89	554.89
November 28, 2025	557.79	557.79	557.79	557.79	557.79
November 26, 2025	554.8	554.8	554.8	554.8	554.8
November 25, 2025	550.99	550.99	550.99	550.99	550.99
November 24, 2025	546	546	546	546	546
November 21, 2025	537.68	537.68	537.68	537.68	537.68
November 20, 2025	532.41	532.41	532.41	532.41	532.41
November 19, 2025	540.75	540.75	540.75	540.75	540.75
November 18, 2025	538.71	538.71	538.71	538.71	538.71
November 17, 2025	543.16	543.16	543.16	543.16	543.16
November 14, 2025	548.13	548.13	548.13	548.13	548.13
November 13, 2025	557.51	557.51	557.51	557.51	557.51
November 12, 2025	557.51	557.51	557.51	557.51	557.51
November 11, 2025	557.13	557.13	557.13	557.13	557.13
November 10, 2025	547.48	547.48	547.48	547.48	547.48
November 07, 2025	547.48	547.48	547.48	547.48	547.48
November 06, 2025	546.73	546.73	546.73	546.73	546.73
November 05, 2025	552.91	552.91	552.91	552.91	552.91
November 04, 2025	550.9	550.9	550.9	550.9	550.9
November 03, 2025	557.43	557.43	557.43	557.43	557.43
October 31, 2025	556.44	556.44	556.44	556.44	556.44
October 30, 2025	554.95	554.95	554.95	554.95	554.95
October 29, 2025	560.5	560.5	560.5	560.5	560.5
October 28, 2025	560.52	560.52	560.52	560.52	560.52
October 27, 2025	559.24	559.24	559.24	559.24	559.24
October 24, 2025	552.45	552.45	552.45	552.45	552.45
October 23, 2025	544.91	544.91	544.91	544.91	544.91
October 22, 2025	544.91	544.91	544.91	544.91	544.91
October 21, 2025	547.83	547.83	547.83	547.83	547.83
October 20, 2025	547.81	547.81	547.81	547.81	547.81
October 17, 2025	542.02	542.02	542.02	542.02	542.02

Vanguard Institutional Index Fund Institutional Shares (VINIX) NASDAQ