MKS Inc. (MKSI)
NASDAQ: MKSI · Real-Time Price · USD
268.77
+5.52 (2.10%)
At close: Apr 10, 2026, 4:00 PM EDT
269.12
+0.35 (0.13%)
After-hours: Apr 10, 2026, 7:56 PM EDT
MKS Inc. Stock Price History
Historical Data
| Date | Open | High | Low | Close | Adj. Close | Change | Volume |
|---|---|---|---|---|---|---|---|
| Apr 10, 2026 | 268.26 | 272.71 | 266.00 | 268.77 | 268.77 | 2.10% | 767,340 |
| Apr 9, 2026 | 255.22 | 267.07 | 255.22 | 263.25 | 263.25 | 2.83% | 1,058,271 |
| Apr 8, 2026 | 256.99 | 260.99 | 250.00 | 256.01 | 256.01 | 7.49% | 1,569,977 |
| Apr 7, 2026 | 233.96 | 241.90 | 232.92 | 238.17 | 238.17 | 0.50% | 811,283 |
| Apr 6, 2026 | 236.11 | 240.82 | 233.12 | 236.98 | 236.98 | 0.99% | 523,478 |
| Apr 2, 2026 | 222.42 | 241.11 | 222.42 | 234.66 | 234.66 | -0.55% | 885,252 |
| Apr 1, 2026 | 234.57 | 240.00 | 233.10 | 235.96 | 235.96 | 2.68% | 1,014,749 |
| Mar 31, 2026 | 217.46 | 231.16 | 215.00 | 229.81 | 229.81 | 9.19% | 1,235,770 |
| Mar 30, 2026 | 227.97 | 227.97 | 208.47 | 210.47 | 210.47 | -5.69% | 1,250,461 |
| Mar 27, 2026 | 222.08 | 228.57 | 221.16 | 223.18 | 223.18 | -0.86% | 722,008 |
| Mar 26, 2026 | 237.00 | 239.21 | 224.04 | 225.12 | 225.12 | -7.62% | 1,111,341 |
| Mar 25, 2026 | 244.64 | 245.70 | 236.00 | 243.68 | 243.68 | 0.05% | 741,518 |
| Mar 24, 2026 | 231.49 | 247.90 | 229.08 | 243.56 | 243.56 | 3.63% | 895,859 |
| Mar 23, 2026 | 234.87 | 243.50 | 232.61 | 235.02 | 235.02 | 3.47% | 823,463 |
| Mar 20, 2026 | 235.70 | 237.95 | 222.10 | 227.13 | 227.13 | -4.10% | 1,882,830 |
| Mar 19, 2026 | 224.32 | 239.36 | 220.14 | 236.85 | 236.85 | 1.48% | 1,495,374 |
| Mar 18, 2026 | 231.21 | 235.25 | 228.23 | 233.39 | 233.39 | 1.97% | 1,280,010 |
| Mar 17, 2026 | 223.20 | 230.62 | 220.74 | 228.89 | 228.89 | 3.12% | 1,053,063 |
| Mar 16, 2026 | 218.99 | 227.46 | 217.92 | 221.96 | 221.96 | 3.99% | 1,522,763 |
| Mar 13, 2026 | 216.69 | 224.72 | 212.08 | 213.45 | 213.45 | -0.02% | 757,418 |
| Mar 12, 2026 | 218.93 | 220.71 | 211.09 | 213.49 | 213.49 | -4.81% | 1,527,149 |
| Mar 11, 2026 | 222.97 | 230.98 | 221.50 | 224.27 | 224.27 | -0.45% | 1,051,229 |
| Mar 10, 2026 | 220.33 | 233.42 | 220.09 | 225.28 | 225.28 | 3.17% | 1,221,718 |
| Mar 9, 2026 | 203.88 | 220.54 | 200.50 | 218.36 | 218.36 | 3.98% | 2,051,404 |
| Mar 6, 2026 | 220.33 | 224.29 | 208.95 | 210.00 | 210.00 | -8.87% | 1,783,188 |
| Mar 5, 2026 | 230.03 | 238.35 | 223.19 | 230.45 | 230.45 | -2.03% | 1,333,086 |
| Mar 4, 2026 | 237.16 | 239.98 | 231.62 | 235.23 | 235.23 | 1.15% | 1,137,856 |
| Mar 3, 2026 | 235.64 | 239.26 | 228.56 | 232.56 | 232.56 | -4.79% | 1,407,639 |
| Mar 2, 2026 | 239.44 | 246.98 | 238.00 | 244.26 | 244.26 | -0.08% | 1,069,596 |
| Feb 27, 2026 | 239.00 | 245.00 | 237.91 | 244.46 | 244.46 | -0.09% | 1,862,043 |
| Feb 26, 2026 | 255.01 | 256.77 | 238.88 | 244.68 | 244.68 | -4.39% | 2,139,711 |
| Feb 25, 2026 | 256.68 | 258.86 | 252.33 | 255.91 | 255.91 | 1.79% | 1,097,665 |
| Feb 24, 2026 | 255.00 | 258.00 | 249.06 | 251.41 | 251.41 | -0.91% | 1,359,576 |
| Feb 23, 2026 | 258.98 | 260.68 | 248.62 | 253.71 | 253.71 | -2.14% | 895,720 |
| Feb 20, 2026 | 247.55 | 263.36 | 247.00 | 259.27 | 259.02 | 4.09% | 1,950,303 |
| Feb 19, 2026 | 251.86 | 254.76 | 245.15 | 249.08 | 248.84 | -0.51% | 1,447,620 |
| Feb 18, 2026 | 243.38 | 261.00 | 242.20 | 250.36 | 250.12 | -4.78% | 3,024,164 |
| Feb 17, 2026 | 257.68 | 269.91 | 253.20 | 262.94 | 262.69 | 0.84% | 3,505,418 |
| Feb 13, 2026 | 249.26 | 263.90 | 248.56 | 260.74 | 260.49 | 4.54% | 1,663,240 |
| Feb 12, 2026 | 261.01 | 264.45 | 247.50 | 249.42 | 249.18 | -3.72% | 1,343,029 |
| Feb 11, 2026 | 257.90 | 266.08 | 252.39 | 259.05 | 258.80 | 2.59% | 2,237,726 |
| Feb 10, 2026 | 258.35 | 259.70 | 246.10 | 252.52 | 252.28 | 0.77% | 1,641,155 |
| Feb 9, 2026 | 241.71 | 251.99 | 239.36 | 250.60 | 250.36 | 3.14% | 1,336,270 |
| Feb 6, 2026 | 231.91 | 244.06 | 231.34 | 242.96 | 242.73 | 7.11% | 1,510,410 |
| Feb 5, 2026 | 216.77 | 230.36 | 213.49 | 226.83 | 226.61 | 3.10% | 1,785,186 |
| Feb 4, 2026 | 232.26 | 237.93 | 212.91 | 220.00 | 219.79 | -4.17% | 2,359,265 |
| Feb 3, 2026 | 239.76 | 241.18 | 225.82 | 229.58 | 229.36 | -1.71% | 1,941,857 |
| Feb 2, 2026 | 231.71 | 242.18 | 228.00 | 233.57 | 233.34 | -0.78% | 3,561,832 |
| Jan 30, 2026 | 238.95 | 245.96 | 233.09 | 235.41 | 235.18 | -3.47% | 1,518,398 |
| Jan 29, 2026 | 238.64 | 246.35 | 235.86 | 243.88 | 243.64 | 3.32% | 2,639,034 |