Keysight Technologies, Inc. (KEYS)
NYSE: KEYS · Real-Time Price · USD
340.48
-8.53 (-2.44%)
At close: May 18, 2026, 4:00 PM EDT
342.06
+1.58 (0.46%)
After-hours: May 18, 2026, 7:51 PM EDT
Keysight Technologies Stock Price History
Historical Data
| Date | Open | High | Low | Close | Adj. Close | Change | Volume |
|---|---|---|---|---|---|---|---|
| May 18, 2026 | 353.50 | 354.99 | 336.76 | 340.48 | 340.48 | -2.44% | 2,306,139 |
| May 15, 2026 | 357.37 | 357.37 | 347.75 | 349.01 | 349.01 | -3.47% | 1,791,916 |
| May 14, 2026 | 363.14 | 365.14 | 358.00 | 361.55 | 361.55 | 0.10% | 1,067,320 |
| May 13, 2026 | 368.03 | 370.00 | 359.38 | 361.19 | 361.19 | -0.13% | 1,482,059 |
| May 12, 2026 | 363.93 | 365.00 | 352.08 | 361.65 | 361.65 | -1.29% | 1,514,717 |
| May 11, 2026 | 363.07 | 370.18 | 360.80 | 366.36 | 366.36 | 1.68% | 1,489,384 |
| May 8, 2026 | 362.79 | 364.30 | 358.12 | 360.30 | 360.30 | 1.48% | 1,113,012 |
| May 7, 2026 | 366.62 | 367.12 | 352.43 | 355.06 | 355.06 | -3.17% | 1,190,610 |
| May 6, 2026 | 360.00 | 366.77 | 357.99 | 366.68 | 366.68 | 3.02% | 945,582 |
| May 5, 2026 | 352.00 | 358.51 | 352.00 | 355.93 | 355.93 | 1.30% | 782,911 |
| May 4, 2026 | 351.74 | 354.23 | 348.14 | 351.35 | 351.35 | -0.30% | 877,223 |
| May 1, 2026 | 353.52 | 353.52 | 343.34 | 352.41 | 352.41 | 0.71% | 947,309 |
| Apr 30, 2026 | 344.91 | 351.50 | 338.08 | 349.91 | 349.91 | 4.31% | 1,646,967 |
| Apr 29, 2026 | 333.98 | 337.19 | 330.70 | 335.46 | 335.46 | 0.95% | 1,011,190 |
| Apr 28, 2026 | 333.12 | 335.50 | 324.27 | 332.30 | 332.30 | -2.45% | 1,546,950 |
| Apr 27, 2026 | 346.40 | 346.91 | 332.42 | 340.64 | 340.64 | -1.82% | 1,776,426 |
| Apr 24, 2026 | 350.00 | 352.78 | 345.36 | 346.96 | 346.96 | 0.12% | 967,919 |
| Apr 23, 2026 | 340.77 | 348.43 | 338.91 | 346.53 | 346.53 | 2.23% | 989,017 |
| Apr 22, 2026 | 342.71 | 344.68 | 338.44 | 338.97 | 338.97 | -0.10% | 1,088,033 |
| Apr 21, 2026 | 335.09 | 342.42 | 334.31 | 339.30 | 339.30 | 1.24% | 682,146 |
| Apr 20, 2026 | 334.34 | 337.01 | 332.00 | 335.14 | 335.14 | 0.24% | 915,271 |
| Apr 17, 2026 | 331.03 | 338.00 | 331.03 | 334.34 | 334.34 | 1.33% | 1,354,636 |
| Apr 16, 2026 | 326.24 | 330.38 | 321.20 | 329.96 | 329.96 | 1.45% | 1,158,800 |
| Apr 15, 2026 | 327.16 | 328.43 | 320.04 | 325.25 | 325.25 | -1.58% | 788,004 |
| Apr 14, 2026 | 333.63 | 334.99 | 327.37 | 330.46 | 330.46 | -0.20% | 854,727 |
| Apr 13, 2026 | 322.56 | 331.29 | 320.73 | 331.11 | 331.11 | 2.14% | 994,102 |
| Apr 10, 2026 | 323.91 | 325.55 | 320.00 | 324.18 | 324.18 | 0.38% | 1,178,512 |
| Apr 9, 2026 | 318.00 | 323.87 | 317.00 | 322.94 | 322.94 | 1.45% | 1,034,308 |
| Apr 8, 2026 | 312.75 | 321.51 | 311.69 | 318.33 | 318.33 | 5.89% | 1,478,449 |
| Apr 7, 2026 | 290.64 | 300.68 | 289.17 | 300.61 | 300.61 | 2.63% | 951,993 |
| Apr 6, 2026 | 294.62 | 296.00 | 288.62 | 292.92 | 292.92 | 0.58% | 498,451 |
| Apr 2, 2026 | 281.98 | 296.37 | 280.60 | 291.24 | 291.24 | 0.48% | 888,583 |
| Apr 1, 2026 | 286.75 | 294.37 | 285.29 | 289.84 | 289.84 | 2.65% | 1,236,884 |
| Mar 31, 2026 | 275.00 | 283.95 | 272.79 | 282.37 | 282.37 | 4.81% | 1,076,018 |
| Mar 30, 2026 | 284.62 | 284.62 | 266.47 | 269.41 | 269.41 | -3.46% | 1,346,973 |
| Mar 27, 2026 | 277.82 | 283.30 | 275.95 | 279.06 | 279.06 | -0.72% | 1,036,620 |
| Mar 26, 2026 | 288.94 | 290.02 | 280.33 | 281.07 | 281.07 | -4.11% | 1,024,496 |
| Mar 25, 2026 | 300.00 | 301.74 | 290.28 | 293.12 | 293.12 | -1.83% | 1,838,558 |
| Mar 24, 2026 | 286.55 | 301.99 | 286.55 | 298.58 | 298.58 | 3.33% | 1,339,632 |
| Mar 23, 2026 | 286.74 | 294.41 | 286.23 | 288.96 | 288.96 | 4.12% | 1,457,012 |
| Mar 20, 2026 | 288.04 | 290.74 | 275.27 | 277.53 | 277.53 | -4.37% | 3,873,066 |
| Mar 19, 2026 | 280.10 | 293.13 | 276.08 | 290.21 | 290.21 | 2.14% | 1,544,301 |
| Mar 18, 2026 | 287.07 | 289.85 | 283.02 | 284.12 | 284.12 | -1.13% | 793,146 |
| Mar 17, 2026 | 286.71 | 288.85 | 283.69 | 287.38 | 287.38 | 0.50% | 1,149,741 |
| Mar 16, 2026 | 287.50 | 289.96 | 285.00 | 285.94 | 285.94 | 2.20% | 1,275,454 |
| Mar 13, 2026 | 284.30 | 290.22 | 277.92 | 279.78 | 279.78 | -1.06% | 1,645,760 |
| Mar 12, 2026 | 279.38 | 288.46 | 277.08 | 282.78 | 282.78 | -0.52% | 1,629,202 |
| Mar 11, 2026 | 284.20 | 286.60 | 280.55 | 284.26 | 284.26 | -0.45% | 1,452,010 |
| Mar 10, 2026 | 285.95 | 293.30 | 283.32 | 285.54 | 285.54 | 1.25% | 1,463,336 |
| Mar 9, 2026 | 267.93 | 282.74 | 264.70 | 282.02 | 282.02 | 3.52% | 1,785,833 |