Vanguard Institutional Index Instl Pl (VIIIX)
NASDAQ · Mutual Fund · Delayed Price · Currency is USD
552.91
+2.02 (0.37%)
Nov 6, 2025, 8:10 AM EST
VIIIX Stock Price History
Historical Data
| Date | Open | High | Low | Close | Adj. Close | Change |
|---|---|---|---|---|---|---|
| Nov 6, 2025 | 552.91 | 552.91 | 552.91 | 552.91 | - | - |
| Nov 5, 2025 | 552.91 | 552.91 | 552.91 | 552.91 | 552.91 | 0.37% |
| Nov 4, 2025 | 550.89 | 550.89 | 550.89 | 550.89 | 550.89 | -1.17% |
| Nov 3, 2025 | 557.43 | 557.43 | 557.43 | 557.43 | 557.43 | 0.18% |
| Oct 31, 2025 | 556.44 | 556.44 | 556.44 | 556.44 | 556.44 | 0.27% |
| Oct 30, 2025 | 554.95 | 554.95 | 554.95 | 554.95 | 554.95 | -0.99% |
| Oct 29, 2025 | 560.49 | 560.49 | 560.49 | 560.49 | 560.49 | -0.01% |
| Oct 28, 2025 | 560.52 | 560.52 | 560.52 | 560.52 | 560.52 | 0.23% |
| Oct 27, 2025 | 559.23 | 559.23 | 559.23 | 559.23 | 559.23 | 1.23% |
| Oct 24, 2025 | 552.44 | 552.44 | 552.44 | 552.44 | 552.44 | 0.79% |
| Oct 23, 2025 | 548.09 | 548.09 | 548.09 | 548.09 | 548.09 | 0.59% |
| Oct 22, 2025 | 544.90 | 544.90 | 544.90 | 544.90 | 544.90 | -0.53% |
| Oct 21, 2025 | 547.82 | 547.82 | 547.82 | 547.82 | 547.82 | - |
| Oct 20, 2025 | 547.80 | 547.80 | 547.80 | 547.80 | 547.80 | 1.07% |
| Oct 17, 2025 | 542.01 | 542.01 | 542.01 | 542.01 | 542.01 | 0.53% |
| Oct 16, 2025 | 539.16 | 539.16 | 539.16 | 539.16 | 539.16 | -0.63% |
| Oct 15, 2025 | 542.57 | 542.57 | 542.57 | 542.57 | 542.57 | 0.41% |
| Oct 14, 2025 | 540.36 | 540.36 | 540.36 | 540.36 | 540.36 | -0.15% |
| Oct 13, 2025 | 541.19 | 541.19 | 541.19 | 541.19 | 541.19 | 1.56% |
| Oct 10, 2025 | 532.88 | 532.88 | 532.88 | 532.88 | 532.88 | -2.70% |
| Oct 9, 2025 | 547.66 | 547.66 | 547.66 | 547.66 | 547.66 | -0.27% |
| Oct 8, 2025 | 549.16 | 549.16 | 549.16 | 549.16 | 549.16 | 0.58% |
| Oct 7, 2025 | 545.98 | 545.98 | 545.98 | 545.98 | 545.98 | -0.38% |
| Oct 6, 2025 | 548.06 | 548.06 | 548.06 | 548.06 | 548.06 | 0.37% |
| Oct 3, 2025 | 546.03 | 546.03 | 546.03 | 546.03 | 546.03 | 0.02% |
| Oct 2, 2025 | 545.94 | 545.94 | 545.94 | 545.94 | 545.94 | 0.06% |
| Oct 1, 2025 | 545.60 | 545.60 | 545.60 | 545.60 | 545.60 | 0.35% |
| Sep 30, 2025 | 543.72 | 543.72 | 543.72 | 543.72 | 543.72 | 0.42% |
| Sep 29, 2025 | 541.45 | 541.45 | 541.45 | 541.45 | 541.45 | 0.26% |
| Sep 26, 2025 | 540.03 | 540.03 | 540.03 | 540.03 | 540.03 | 0.59% |
| Sep 25, 2025 | 536.84 | 536.84 | 536.84 | 536.84 | 536.84 | -0.50% |
| Sep 24, 2025 | 539.54 | 539.54 | 539.54 | 539.54 | 539.54 | -0.57% |
| Sep 23, 2025 | 542.62 | 542.62 | 542.62 | 542.62 | 541.08 | -0.55% |
| Sep 22, 2025 | 545.62 | 545.62 | 545.62 | 545.62 | 544.07 | 0.45% |
| Sep 19, 2025 | 543.18 | 543.18 | 543.18 | 543.18 | 541.64 | 0.49% |
| Sep 18, 2025 | 540.54 | 540.54 | 540.54 | 540.54 | 539.00 | 0.48% |
| Sep 17, 2025 | 537.96 | 537.96 | 537.96 | 537.96 | 536.43 | -0.09% |
| Sep 16, 2025 | 538.47 | 538.47 | 538.47 | 538.47 | 536.94 | -0.13% |
| Sep 15, 2025 | 539.15 | 539.15 | 539.15 | 539.15 | 537.62 | 0.49% |
| Sep 12, 2025 | 536.50 | 536.50 | 536.50 | 536.50 | 534.98 | -0.04% |
| Sep 11, 2025 | 536.74 | 536.74 | 536.74 | 536.74 | 535.22 | 0.85% |
| Sep 10, 2025 | 532.22 | 532.22 | 532.22 | 532.22 | 530.71 | 0.30% |
| Sep 9, 2025 | 530.62 | 530.62 | 530.62 | 530.62 | 529.11 | 0.27% |
| Sep 8, 2025 | 529.18 | 529.18 | 529.18 | 529.18 | 527.68 | 0.22% |
| Sep 5, 2025 | 528.04 | 528.04 | 528.04 | 528.04 | 526.54 | -0.30% |
| Sep 4, 2025 | 529.64 | 529.64 | 529.64 | 529.64 | 528.14 | 0.84% |
| Sep 3, 2025 | 525.21 | 525.21 | 525.21 | 525.21 | 523.72 | 0.51% |
| Sep 2, 2025 | 522.54 | 522.54 | 522.54 | 522.54 | 521.06 | -0.67% |
| Aug 29, 2025 | 526.08 | 526.08 | 526.08 | 526.08 | 524.59 | -0.63% |
| Aug 28, 2025 | 529.42 | 529.42 | 529.42 | 529.42 | 527.92 | 0.32% |