Masimo Corporation (MASI)
NASDAQ: MASI · Real-Time Price · USD
137.91
+0.83 (0.61%)
At close: Jan 8, 2026, 4:00 PM EST
137.91
0.00 (0.00%)
After-hours: Jan 8, 2026, 5:36 PM EST
Masimo Stock Price History
Historical Data
| Date | Open | High | Low | Close | Adj. Close | Change | Volume |
|---|---|---|---|---|---|---|---|
| Jan 8, 2026 | 136.15 | 138.62 | 135.47 | 137.91 | 137.91 | 0.61% | 567,988 |
| Jan 7, 2026 | 136.83 | 138.19 | 135.48 | 137.08 | 137.08 | 0.35% | 523,312 |
| Jan 6, 2026 | 133.62 | 137.38 | 133.62 | 136.60 | 136.60 | 1.94% | 642,253 |
| Jan 5, 2026 | 127.02 | 134.88 | 125.94 | 134.00 | 134.00 | 5.18% | 1,022,174 |
| Jan 2, 2026 | 130.59 | 130.59 | 126.57 | 127.40 | 127.40 | -2.05% | 601,418 |
| Dec 31, 2025 | 130.48 | 131.95 | 129.77 | 130.06 | 130.06 | -0.77% | 600,320 |
| Dec 30, 2025 | 130.45 | 131.29 | 129.83 | 131.07 | 131.07 | 0.19% | 627,057 |
| Dec 29, 2025 | 132.60 | 133.80 | 130.53 | 130.82 | 130.82 | -1.46% | 532,988 |
| Dec 26, 2025 | 132.82 | 133.68 | 131.92 | 132.76 | 132.76 | -0.39% | 304,934 |
| Dec 24, 2025 | 133.68 | 134.81 | 133.21 | 133.28 | 133.28 | -0.44% | 257,216 |
| Dec 23, 2025 | 135.96 | 136.50 | 133.59 | 133.87 | 133.87 | -2.28% | 536,701 |
| Dec 22, 2025 | 134.00 | 137.45 | 133.99 | 137.00 | 137.00 | 2.21% | 805,991 |
| Dec 19, 2025 | 136.49 | 137.79 | 131.47 | 134.04 | 134.04 | -1.92% | 1,498,291 |
| Dec 18, 2025 | 135.72 | 137.53 | 135.58 | 136.66 | 136.66 | 0.69% | 785,637 |
| Dec 17, 2025 | 134.52 | 137.11 | 133.98 | 135.72 | 135.72 | 0.89% | 985,756 |
| Dec 16, 2025 | 137.19 | 137.88 | 132.90 | 134.52 | 134.52 | -2.10% | 976,793 |
| Dec 15, 2025 | 137.95 | 138.26 | 136.23 | 137.40 | 137.40 | -0.68% | 695,377 |
| Dec 12, 2025 | 142.00 | 142.63 | 138.01 | 138.34 | 138.34 | -2.08% | 540,831 |
| Dec 11, 2025 | 140.74 | 142.04 | 137.00 | 141.28 | 141.28 | 1.08% | 1,178,653 |
| Dec 10, 2025 | 138.99 | 141.03 | 138.50 | 139.77 | 139.77 | 0.83% | 721,246 |
| Dec 9, 2025 | 141.03 | 142.70 | 138.53 | 138.62 | 138.62 | -1.58% | 1,068,172 |
| Dec 8, 2025 | 140.72 | 141.95 | 139.00 | 140.85 | 140.85 | -0.59% | 594,202 |
| Dec 5, 2025 | 142.82 | 147.82 | 140.83 | 141.68 | 141.68 | -0.41% | 840,733 |
| Dec 4, 2025 | 138.27 | 142.29 | 135.29 | 142.26 | 142.26 | 3.02% | 1,043,827 |
| Dec 3, 2025 | 143.20 | 149.84 | 136.99 | 138.09 | 138.09 | -2.88% | 1,219,262 |
| Dec 2, 2025 | 143.84 | 144.39 | 141.50 | 142.19 | 142.19 | -1.27% | 549,122 |
| Dec 1, 2025 | 142.24 | 144.45 | 141.88 | 144.02 | 144.02 | 1.12% | 688,970 |
| Nov 28, 2025 | 142.79 | 143.80 | 142.03 | 142.43 | 142.43 | -1.06% | 260,412 |
| Nov 26, 2025 | 145.73 | 147.15 | 143.65 | 143.96 | 143.96 | -1.73% | 467,475 |
| Nov 25, 2025 | 145.77 | 148.68 | 144.46 | 146.49 | 146.49 | 0.60% | 820,077 |
| Nov 24, 2025 | 149.45 | 151.37 | 145.08 | 145.62 | 145.62 | -2.43% | 769,396 |
| Nov 21, 2025 | 143.88 | 150.84 | 143.88 | 149.25 | 149.25 | 4.37% | 1,011,419 |
| Nov 20, 2025 | 141.58 | 145.91 | 141.45 | 143.00 | 143.00 | 1.46% | 589,482 |
| Nov 19, 2025 | 144.10 | 144.10 | 139.76 | 140.94 | 140.94 | -2.04% | 883,654 |
| Nov 18, 2025 | 145.57 | 147.97 | 141.50 | 143.88 | 143.88 | -2.14% | 969,342 |
| Nov 17, 2025 | 152.26 | 152.26 | 146.82 | 147.03 | 147.03 | -2.71% | 704,402 |
| Nov 14, 2025 | 151.22 | 153.57 | 150.15 | 151.12 | 151.12 | -0.86% | 679,970 |
| Nov 13, 2025 | 149.12 | 152.58 | 148.34 | 152.43 | 152.43 | 1.76% | 688,237 |
| Nov 12, 2025 | 145.67 | 152.85 | 145.67 | 149.79 | 149.79 | 2.12% | 520,455 |
| Nov 11, 2025 | 144.47 | 151.40 | 143.85 | 146.68 | 146.68 | 1.51% | 1,498,949 |
| Nov 10, 2025 | 143.17 | 146.91 | 142.68 | 144.50 | 144.50 | 0.94% | 692,035 |
| Nov 7, 2025 | 143.14 | 146.18 | 141.97 | 143.16 | 143.16 | -0.47% | 585,898 |
| Nov 6, 2025 | 139.49 | 143.97 | 139.00 | 143.84 | 143.84 | 1.20% | 620,660 |
| Nov 5, 2025 | 150.98 | 157.72 | 138.55 | 142.14 | 142.14 | -4.61% | 2,594,407 |
| Nov 4, 2025 | 143.52 | 152.35 | 142.95 | 149.01 | 149.01 | 2.79% | 1,440,511 |
| Nov 3, 2025 | 140.10 | 145.61 | 140.10 | 144.96 | 144.96 | 3.06% | 983,806 |
| Oct 31, 2025 | 141.67 | 142.02 | 138.68 | 140.65 | 140.65 | -0.63% | 787,033 |
| Oct 30, 2025 | 143.24 | 146.76 | 141.41 | 141.54 | 141.54 | -0.96% | 359,036 |
| Oct 29, 2025 | 146.40 | 147.17 | 141.66 | 142.91 | 142.91 | -2.39% | 653,123 |
| Oct 28, 2025 | 147.59 | 148.60 | 146.01 | 146.41 | 146.41 | -1.07% | 418,135 |