Karyopharm Therapeutics Inc. (KPTI)
NASDAQ: KPTI · Real-Time Price · USD
1.720
-0.070 (-3.91%)
At close: Sep 8, 2026, 4:00 PM EDT
1.750
-0.040 (-2.23%)
After-hours: Sep 8, 2026, 7:30 PM EDT
Karyopharm Therapeutics Stock Price History
| Date | Open | High | Low | Close | Adj. Close | Change | Volume |
|---|---|---|---|---|---|---|---|
| Sep 8, 2026 | 1.77 | 1.79 | 1.70 | 1.72 | 1.72 | -3.91% | 1,006,987 |
| Sep 4, 2026 | 1.77 | 1.84 | 1.76 | 1.79 | 1.79 | 1.13% | 577,786 |
| Sep 3, 2026 | 1.79 | 1.81 | 1.72 | 1.77 | 1.77 | -1.12% | 819,676 |
| Sep 2, 2026 | 1.90 | 1.94 | 1.73 | 1.79 | 1.79 | -3.24% | 1,296,285 |
| Sep 1, 2026 | 2.02 | 2.07 | 1.84 | 1.85 | 1.85 | -10.19% | 1,598,051 |
| Aug 31, 2026 | 1.91 | 2.14 | 1.79 | 2.06 | 2.06 | 10.16% | 2,028,979 |
| Aug 28, 2026 | 1.98 | 1.99 | 1.86 | 1.87 | 1.87 | -3.61% | 827,353 |
| Aug 27, 2026 | 1.99 | 2.06 | 1.93 | 1.94 | 1.94 | -1.02% | 1,108,229 |
| Aug 26, 2026 | 1.92 | 1.99 | 1.86 | 1.96 | 1.96 | 2.08% | 753,814 |
| Aug 25, 2026 | 1.87 | 1.95 | 1.87 | 1.92 | 1.92 | 3.23% | 1,060,619 |
| Aug 24, 2026 | 1.95 | 1.96 | 1.83 | 1.86 | 1.86 | -5.10% | 845,772 |
| Aug 21, 2026 | 1.85 | 1.97 | 1.82 | 1.96 | 1.96 | 7.69% | 876,794 |
| Aug 20, 2026 | 2.00 | 2.00 | 1.82 | 1.82 | 1.82 | -9.00% | 865,646 |
| Aug 19, 2026 | 1.93 | 2.02 | 1.93 | 2.00 | 2.00 | 3.63% | 792,127 |
| Aug 18, 2026 | 1.88 | 1.96 | 1.82 | 1.93 | 1.93 | 6.63% | 1,145,247 |
| Aug 17, 2026 | 2.02 | 2.03 | 1.79 | 1.81 | 1.81 | -10.40% | 1,387,590 |
| Aug 14, 2026 | 1.97 | 2.06 | 1.97 | 2.02 | 2.02 | 1.51% | 886,922 |
| Aug 13, 2026 | 2.03 | 2.09 | 1.92 | 1.99 | 1.99 | -1.97% | 1,727,137 |
| Aug 12, 2026 | 2.10 | 2.15 | 2.00 | 2.03 | 2.03 | -3.33% | 1,836,839 |
| Aug 11, 2026 | 1.93 | 2.18 | 1.93 | 2.10 | 2.10 | 7.14% | 1,962,554 |
| Aug 10, 2026 | 2.14 | 2.18 | 1.92 | 1.96 | 1.96 | -7.55% | 1,795,726 |
| Aug 7, 2026 | 1.96 | 2.12 | 1.91 | 2.12 | 2.12 | 8.72% | 1,792,750 |
| Aug 6, 2026 | 1.88 | 2.01 | 1.88 | 1.95 | 1.95 | 2.09% | 1,189,123 |
| Aug 5, 2026 | 1.94 | 2.06 | 1.88 | 1.91 | 1.91 | -2.55% | 2,376,615 |
| Aug 4, 2026 | 2.00 | 2.11 | 1.94 | 1.96 | 1.96 | -0.51% | 3,792,123 |
| Aug 3, 2026 | 1.94 | 2.05 | 1.80 | 1.97 | 1.97 | 2.60% | 4,514,606 |
| Jul 31, 2026 | 2.19 | 2.43 | 1.80 | 1.92 | 1.92 | -72.61% | 22,398,319 |
| Jul 30, 2026 | 6.98 | 7.09 | 6.56 | 7.01 | 7.01 | 2.19% | 4,540,851 |
| Jul 29, 2026 | 7.04 | 7.47 | 6.73 | 6.86 | 6.86 | -3.24% | 436,891 |
| Jul 28, 2026 | 7.10 | 7.14 | 6.75 | 7.09 | 7.09 | - | 531,286 |
| Jul 27, 2026 | 7.45 | 7.84 | 7.02 | 7.09 | 7.09 | -4.32% | 527,473 |
| Jul 24, 2026 | 7.15 | 7.61 | 6.99 | 7.41 | 7.41 | 4.51% | 900,248 |
| Jul 23, 2026 | 7.14 | 7.19 | 6.75 | 7.09 | 7.09 | -1.25% | 680,130 |
| Jul 22, 2026 | 7.92 | 8.02 | 7.05 | 7.18 | 7.18 | -8.71% | 713,636 |
| Jul 21, 2026 | 7.49 | 8.27 | 7.46 | 7.87 | 7.87 | 5.29% | 943,081 |
| Jul 20, 2026 | 9.40 | 9.45 | 6.49 | 7.47 | 7.47 | -21.45% | 2,330,172 |
| Jul 17, 2026 | 9.35 | 9.59 | 9.31 | 9.51 | 9.51 | 1.39% | 205,243 |
| Jul 16, 2026 | 9.55 | 9.84 | 9.36 | 9.38 | 9.38 | -1.57% | 236,381 |
| Jul 15, 2026 | 9.85 | 9.86 | 9.38 | 9.53 | 9.53 | -4.80% | 316,488 |
| Jul 14, 2026 | 10.07 | 10.17 | 9.82 | 10.01 | 10.01 | -0.40% | 481,544 |
| Jul 13, 2026 | 10.19 | 10.30 | 9.71 | 10.05 | 10.05 | -2.80% | 431,397 |
| Jul 10, 2026 | 10.30 | 10.59 | 9.88 | 10.34 | 10.34 | 1.37% | 320,246 |
| Jul 9, 2026 | 10.76 | 10.76 | 10.09 | 10.20 | 10.20 | -4.40% | 281,109 |
| Jul 8, 2026 | 10.02 | 10.86 | 9.91 | 10.67 | 10.67 | 6.17% | 737,365 |
| Jul 7, 2026 | 9.58 | 10.05 | 9.29 | 10.05 | 10.05 | 4.47% | 249,660 |
| Jul 6, 2026 | 9.60 | 9.77 | 9.20 | 9.62 | 9.62 | 0.21% | 288,088 |
| Jul 2, 2026 | 9.70 | 9.96 | 9.45 | 9.60 | 9.60 | 0.52% | 318,024 |
| Jul 1, 2026 | 9.68 | 9.85 | 9.34 | 9.55 | 9.55 | -2.25% | 308,466 |
| Jun 30, 2026 | 10.11 | 10.48 | 9.71 | 9.77 | 9.77 | -3.12% | 600,346 |
| Jun 29, 2026 | 10.16 | 10.44 | 9.64 | 10.09 | 10.09 | -1.22% | 497,436 |