Vanguard Institutional Index I (VINIX)
NASDAQ · Mutual Fund · Delayed Price · Currency is USD
548.07
+2.03 (0.37%)
Oct 7, 2025, 8:09 AM EDT
VINIX Stock Price History
Historical Data
| Date | Open | High | Low | Close | Adj. Close | Change |
|---|---|---|---|---|---|---|
| Oct 7, 2025 | 548.07 | 548.07 | 548.07 | 548.07 | - | - |
| Oct 6, 2025 | 548.07 | 548.07 | 548.07 | 548.07 | 548.07 | 0.37% |
| Oct 3, 2025 | 546.04 | 546.04 | 546.04 | 546.04 | 546.04 | 0.02% |
| Oct 2, 2025 | 545.95 | 545.95 | 545.95 | 545.95 | 545.95 | 0.06% |
| Oct 1, 2025 | 545.61 | 545.61 | 545.61 | 545.61 | 545.61 | 0.35% |
| Sep 30, 2025 | 543.73 | 543.73 | 543.73 | 543.73 | 543.73 | 0.42% |
| Sep 29, 2025 | 541.46 | 541.46 | 541.46 | 541.46 | 541.46 | 0.26% |
| Sep 26, 2025 | 540.04 | 540.04 | 540.04 | 540.04 | 540.04 | 0.59% |
| Sep 25, 2025 | 536.85 | 536.85 | 536.85 | 536.85 | 536.85 | -0.50% |
| Sep 24, 2025 | 539.55 | 539.55 | 539.55 | 539.55 | 539.55 | -0.56% |
| Sep 23, 2025 | 542.61 | 542.61 | 542.61 | 542.61 | 541.09 | -0.55% |
| Sep 22, 2025 | 545.62 | 545.62 | 545.62 | 545.62 | 544.09 | 0.45% |
| Sep 19, 2025 | 543.18 | 543.18 | 543.18 | 543.18 | 541.66 | 0.49% |
| Sep 18, 2025 | 540.54 | 540.54 | 540.54 | 540.54 | 539.02 | 0.48% |
| Sep 17, 2025 | 537.95 | 537.95 | 537.95 | 537.95 | 536.44 | -0.10% |
| Sep 16, 2025 | 538.47 | 538.47 | 538.47 | 538.47 | 536.96 | -0.12% |
| Sep 15, 2025 | 539.14 | 539.14 | 539.14 | 539.14 | 537.63 | 0.49% |
| Sep 12, 2025 | 536.50 | 536.50 | 536.50 | 536.50 | 535.00 | -0.04% |
| Sep 11, 2025 | 536.73 | 536.73 | 536.73 | 536.73 | 535.22 | 0.85% |
| Sep 10, 2025 | 532.21 | 532.21 | 532.21 | 532.21 | 530.72 | 0.30% |
| Sep 9, 2025 | 530.62 | 530.62 | 530.62 | 530.62 | 529.13 | 0.27% |
| Sep 8, 2025 | 529.18 | 529.18 | 529.18 | 529.18 | 527.70 | 0.22% |
| Sep 5, 2025 | 528.04 | 528.04 | 528.04 | 528.04 | 526.56 | -0.30% |
| Sep 4, 2025 | 529.64 | 529.64 | 529.64 | 529.64 | 528.15 | 0.84% |
| Sep 3, 2025 | 525.21 | 525.21 | 525.21 | 525.21 | 523.74 | 0.51% |
| Sep 2, 2025 | 522.54 | 522.54 | 522.54 | 522.54 | 521.07 | -0.67% |
| Aug 29, 2025 | 526.07 | 526.07 | 526.07 | 526.07 | 524.59 | -0.63% |
| Aug 28, 2025 | 529.42 | 529.42 | 529.42 | 529.42 | 527.93 | 0.32% |
| Aug 27, 2025 | 527.74 | 527.74 | 527.74 | 527.74 | 526.26 | 0.24% |
| Aug 26, 2025 | 526.48 | 526.48 | 526.48 | 526.48 | 525.00 | 0.42% |
| Aug 25, 2025 | 524.28 | 524.28 | 524.28 | 524.28 | 522.81 | -0.43% |
| Aug 22, 2025 | 526.52 | 526.52 | 526.52 | 526.52 | 525.04 | 1.52% |
| Aug 21, 2025 | 518.62 | 518.62 | 518.62 | 518.62 | 517.17 | -0.39% |
| Aug 20, 2025 | 520.64 | 520.64 | 520.64 | 520.64 | 519.18 | -0.24% |
| Aug 19, 2025 | 521.89 | 521.89 | 521.89 | 521.89 | 520.43 | -0.58% |
| Aug 18, 2025 | 524.92 | 524.92 | 524.92 | 524.92 | 523.45 | - |
| Aug 15, 2025 | 524.94 | 524.94 | 524.94 | 524.94 | 523.47 | -0.27% |
| Aug 14, 2025 | 526.35 | 526.35 | 526.35 | 526.35 | 524.87 | 0.03% |
| Aug 13, 2025 | 526.17 | 526.17 | 526.17 | 526.17 | 524.69 | 0.33% |
| Aug 12, 2025 | 524.46 | 524.46 | 524.46 | 524.46 | 522.99 | 1.14% |
| Aug 11, 2025 | 518.56 | 518.56 | 518.56 | 518.56 | 517.11 | -0.24% |
| Aug 8, 2025 | 519.81 | 519.81 | 519.81 | 519.81 | 518.35 | 0.79% |
| Aug 7, 2025 | 515.74 | 515.74 | 515.74 | 515.74 | 514.29 | -0.08% |
| Aug 6, 2025 | 516.13 | 516.13 | 516.13 | 516.13 | 514.68 | 0.73% |
| Aug 5, 2025 | 512.40 | 512.40 | 512.40 | 512.40 | 510.96 | -0.49% |
| Aug 4, 2025 | 514.90 | 514.90 | 514.90 | 514.90 | 513.46 | 1.48% |
| Aug 1, 2025 | 507.40 | 507.40 | 507.40 | 507.40 | 505.98 | -1.60% |
| Jul 31, 2025 | 515.63 | 515.63 | 515.63 | 515.63 | 514.18 | -0.36% |
| Jul 30, 2025 | 517.50 | 517.50 | 517.50 | 517.50 | 516.05 | -0.13% |
| Jul 29, 2025 | 518.15 | 518.15 | 518.15 | 518.15 | 516.70 | -0.29% |