Summit Therapeutics Inc. (SMMT)
NASDAQ: SMMT · Real-Time Price · USD
18.31
-0.50 (-2.66%)
At close: Dec 5, 2025, 4:00 PM EST
18.31
0.00 (0.00%)
After-hours: Dec 5, 2025, 7:36 PM EST
Summit Therapeutics Stock Price History
Historical Data
| Date | Open | High | Low | Close | Adj. Close | Change | Volume |
|---|---|---|---|---|---|---|---|
| Dec 5, 2025 | 18.88 | 19.10 | 18.08 | 18.31 | 18.31 | -2.66% | 2,433,683 |
| Dec 4, 2025 | 18.29 | 18.99 | 18.19 | 18.81 | 18.81 | 2.40% | 2,781,459 |
| Dec 3, 2025 | 17.39 | 19.05 | 17.32 | 18.37 | 18.37 | 6.49% | 4,310,847 |
| Dec 2, 2025 | 17.19 | 17.54 | 16.76 | 17.25 | 17.25 | -0.06% | 2,693,521 |
| Dec 1, 2025 | 17.55 | 17.83 | 17.25 | 17.26 | 17.26 | -3.52% | 1,895,795 |
| Nov 28, 2025 | 18.02 | 18.17 | 17.66 | 17.89 | 17.89 | 0.39% | 1,387,922 |
| Nov 26, 2025 | 17.70 | 18.00 | 17.46 | 17.82 | 17.82 | 1.02% | 1,398,928 |
| Nov 25, 2025 | 17.80 | 17.98 | 17.21 | 17.64 | 17.64 | -1.12% | 1,777,480 |
| Nov 24, 2025 | 16.23 | 17.95 | 16.23 | 17.84 | 17.84 | 10.19% | 3,252,659 |
| Nov 21, 2025 | 16.40 | 16.58 | 15.62 | 16.19 | 16.19 | -1.58% | 2,761,265 |
| Nov 20, 2025 | 16.86 | 17.25 | 15.88 | 16.45 | 16.45 | -0.66% | 2,700,292 |
| Nov 19, 2025 | 16.80 | 17.02 | 16.32 | 16.56 | 16.56 | -1.49% | 1,939,196 |
| Nov 18, 2025 | 16.71 | 17.18 | 16.45 | 16.81 | 16.81 | -0.83% | 3,088,913 |
| Nov 17, 2025 | 17.77 | 18.00 | 16.93 | 16.95 | 16.95 | -5.99% | 2,606,089 |
| Nov 14, 2025 | 17.74 | 18.57 | 17.74 | 18.03 | 18.03 | -1.26% | 1,445,023 |
| Nov 13, 2025 | 18.71 | 18.90 | 18.24 | 18.26 | 18.26 | -3.03% | 1,835,418 |
| Nov 12, 2025 | 19.27 | 19.40 | 18.65 | 18.83 | 18.83 | -1.72% | 1,969,607 |
| Nov 11, 2025 | 18.29 | 19.20 | 18.16 | 19.16 | 19.16 | 4.70% | 2,356,593 |
| Nov 10, 2025 | 18.30 | 18.53 | 17.84 | 18.30 | 18.30 | 0.66% | 2,075,098 |
| Nov 7, 2025 | 18.19 | 18.31 | 17.55 | 18.18 | 18.18 | -1.46% | 2,685,081 |
| Nov 6, 2025 | 18.04 | 18.99 | 17.90 | 18.45 | 18.45 | 2.10% | 2,247,663 |
| Nov 5, 2025 | 17.58 | 18.17 | 17.37 | 18.07 | 18.07 | 3.32% | 4,948,495 |
| Nov 4, 2025 | 17.78 | 18.13 | 17.37 | 17.49 | 17.49 | -4.01% | 3,433,774 |
| Nov 3, 2025 | 18.74 | 19.18 | 18.20 | 18.22 | 18.22 | -3.65% | 2,332,788 |
| Oct 31, 2025 | 18.70 | 19.00 | 18.49 | 18.91 | 18.91 | 1.45% | 2,490,518 |
| Oct 30, 2025 | 18.66 | 19.06 | 18.43 | 18.64 | 18.64 | -0.11% | 1,741,821 |
| Oct 29, 2025 | 19.34 | 19.34 | 18.38 | 18.66 | 18.66 | -2.96% | 3,860,611 |
| Oct 28, 2025 | 19.50 | 19.76 | 19.03 | 19.23 | 19.23 | -1.18% | 2,104,153 |
| Oct 27, 2025 | 19.86 | 20.24 | 19.29 | 19.46 | 19.46 | 0.93% | 3,208,616 |
| Oct 24, 2025 | 19.87 | 20.12 | 19.16 | 19.28 | 19.28 | 2.83% | 3,776,668 |
| Oct 23, 2025 | 19.06 | 19.20 | 18.46 | 18.75 | 18.75 | -2.14% | 4,034,032 |
| Oct 22, 2025 | 19.58 | 20.51 | 18.55 | 19.16 | 19.16 | 2.24% | 6,114,051 |
| Oct 21, 2025 | 19.99 | 20.11 | 18.71 | 18.74 | 18.74 | -6.46% | 4,719,668 |
| Oct 20, 2025 | 18.85 | 20.98 | 18.08 | 20.04 | 20.04 | -4.55% | 9,375,172 |
| Oct 17, 2025 | 21.44 | 22.34 | 20.17 | 20.99 | 20.99 | -4.46% | 4,242,512 |
| Oct 16, 2025 | 23.01 | 23.62 | 21.35 | 21.97 | 21.97 | -2.96% | 5,783,669 |
| Oct 15, 2025 | 22.21 | 23.17 | 22.11 | 22.64 | 22.64 | 4.09% | 2,619,669 |
| Oct 14, 2025 | 22.09 | 22.20 | 21.20 | 21.75 | 21.75 | -5.15% | 2,243,132 |
| Oct 13, 2025 | 21.75 | 25.49 | 21.55 | 22.93 | 22.93 | 7.40% | 5,565,944 |
| Oct 10, 2025 | 22.78 | 22.78 | 21.15 | 21.35 | 21.35 | -5.74% | 2,652,679 |
| Oct 9, 2025 | 23.14 | 23.20 | 22.51 | 22.65 | 22.65 | -2.96% | 1,832,665 |
| Oct 8, 2025 | 22.48 | 23.58 | 22.39 | 23.34 | 23.34 | 4.71% | 4,454,867 |
| Oct 7, 2025 | 22.28 | 22.63 | 21.29 | 22.29 | 22.29 | 0.63% | 2,488,956 |
| Oct 6, 2025 | 21.63 | 22.25 | 21.61 | 22.15 | 22.15 | 3.36% | 2,102,259 |
| Oct 3, 2025 | 20.89 | 21.49 | 20.48 | 21.43 | 21.43 | 2.68% | 2,240,328 |
| Oct 2, 2025 | 20.84 | 21.27 | 20.64 | 20.87 | 20.87 | 1.85% | 2,564,514 |
| Oct 1, 2025 | 20.77 | 20.94 | 20.29 | 20.49 | 20.49 | -0.82% | 2,288,612 |
| Sep 30, 2025 | 21.03 | 21.44 | 20.57 | 20.66 | 20.66 | -2.36% | 2,329,789 |
| Sep 29, 2025 | 20.99 | 22.21 | 20.53 | 21.16 | 21.16 | 1.00% | 3,768,397 |
| Sep 26, 2025 | 20.30 | 21.30 | 19.97 | 20.95 | 20.95 | 3.41% | 3,281,289 |
| Sep 25, 2025 | 20.14 | 20.38 | 19.37 | 20.26 | 20.26 | -1.17% | 3,048,506 |
| Sep 24, 2025 | 19.25 | 20.55 | 19.19 | 20.50 | 20.50 | 7.05% | 5,656,399 |
| Sep 23, 2025 | 19.02 | 19.31 | 18.87 | 19.15 | 19.15 | 0.26% | 3,238,070 |
| Sep 22, 2025 | 18.62 | 19.21 | 18.06 | 19.10 | 19.10 | 1.11% | 3,721,135 |
| Sep 19, 2025 | 19.20 | 19.95 | 18.70 | 18.89 | 18.89 | -1.77% | 9,197,606 |
| Sep 18, 2025 | 18.29 | 19.29 | 18.18 | 19.23 | 19.23 | 6.30% | 5,261,282 |
| Sep 17, 2025 | 17.76 | 18.54 | 17.76 | 18.09 | 18.09 | -0.17% | 5,527,902 |
| Sep 16, 2025 | 18.99 | 19.10 | 18.00 | 18.12 | 18.12 | -4.33% | 6,697,885 |
| Sep 15, 2025 | 19.02 | 19.13 | 18.05 | 18.94 | 18.94 | - | 4,534,629 |
| Sep 12, 2025 | 19.82 | 19.97 | 18.58 | 18.94 | 18.94 | 1.83% | 6,511,139 |
| Sep 11, 2025 | 17.78 | 18.75 | 17.77 | 18.60 | 18.60 | 5.65% | 6,120,489 |
| Sep 10, 2025 | 17.47 | 18.11 | 16.31 | 17.61 | 17.61 | -6.48% | 12,616,441 |
| Sep 9, 2025 | 19.53 | 19.64 | 18.71 | 18.83 | 18.83 | -3.19% | 6,895,883 |
| Sep 8, 2025 | 21.53 | 22.78 | 19.10 | 19.45 | 19.45 | -25.15% | 16,175,154 |
| Sep 5, 2025 | 24.28 | 26.45 | 24.19 | 25.98 | 25.98 | 9.16% | 3,407,512 |
| Sep 4, 2025 | 23.88 | 23.98 | 23.05 | 23.80 | 23.80 | 1.19% | 2,752,058 |
| Sep 3, 2025 | 23.82 | 24.29 | 23.30 | 23.52 | 23.52 | -1.34% | 3,121,306 |
| Sep 2, 2025 | 23.13 | 24.20 | 23.09 | 23.84 | 23.84 | 0.59% | 1,812,131 |
| Aug 29, 2025 | 24.38 | 24.42 | 23.63 | 23.70 | 23.70 | -2.95% | 2,544,988 |
| Aug 28, 2025 | 25.00 | 25.76 | 24.29 | 24.42 | 24.42 | -1.55% | 2,727,888 |
| Aug 27, 2025 | 26.23 | 26.37 | 24.26 | 24.81 | 24.81 | -8.06% | 5,946,338 |
| Aug 26, 2025 | 29.98 | 30.05 | 26.26 | 26.98 | 26.98 | 2.70% | 5,817,167 |
| Aug 25, 2025 | 26.20 | 26.49 | 25.99 | 26.27 | 26.27 | 0.27% | 2,047,041 |
| Aug 22, 2025 | 26.09 | 27.00 | 25.80 | 26.20 | 26.20 | 0.73% | 2,219,407 |
| Aug 21, 2025 | 25.80 | 26.38 | 25.64 | 26.01 | 26.01 | 0.54% | 1,487,859 |
| Aug 20, 2025 | 25.03 | 25.90 | 24.78 | 25.87 | 25.87 | 2.05% | 4,471,344 |
| Aug 19, 2025 | 25.63 | 25.83 | 25.04 | 25.35 | 25.35 | -3.58% | 2,397,015 |
| Aug 18, 2025 | 26.27 | 26.73 | 25.32 | 26.29 | 26.29 | -1.50% | 2,333,595 |
| Aug 15, 2025 | 26.49 | 27.45 | 25.84 | 26.69 | 26.69 | 0.91% | 2,587,984 |
| Aug 14, 2025 | 26.83 | 27.64 | 26.38 | 26.45 | 26.45 | -1.56% | 3,351,784 |
| Aug 13, 2025 | 26.43 | 27.84 | 26.28 | 26.87 | 26.87 | 4.61% | 5,373,709 |
| Aug 12, 2025 | 27.06 | 27.65 | 24.16 | 25.69 | 25.69 | -9.08% | 6,505,678 |
| Aug 11, 2025 | 28.75 | 29.36 | 27.58 | 28.25 | 28.25 | -1.43% | 1,901,713 |
| Aug 8, 2025 | 28.43 | 29.25 | 28.20 | 28.66 | 28.66 | 2.10% | 1,923,088 |
| Aug 7, 2025 | 28.22 | 28.50 | 27.10 | 28.07 | 28.07 | -1.58% | 1,718,597 |
| Aug 6, 2025 | 29.17 | 29.17 | 28.18 | 28.52 | 28.52 | -2.09% | 2,239,649 |
| Aug 5, 2025 | 29.05 | 30.98 | 28.61 | 29.13 | 29.13 | -0.65% | 3,895,339 |
| Aug 4, 2025 | 27.40 | 29.56 | 26.90 | 29.32 | 29.32 | 8.31% | 2,912,878 |
| Aug 1, 2025 | 25.86 | 27.44 | 25.41 | 27.07 | 27.07 | 2.65% | 1,917,915 |
| Jul 31, 2025 | 26.55 | 27.50 | 26.10 | 26.37 | 26.37 | -1.09% | 1,954,779 |
| Jul 30, 2025 | 26.98 | 27.69 | 26.26 | 26.66 | 26.66 | -0.30% | 3,368,831 |
| Jul 29, 2025 | 27.45 | 27.73 | 26.50 | 26.74 | 26.74 | -2.59% | 1,893,203 |
| Jul 28, 2025 | 28.71 | 28.71 | 27.30 | 27.45 | 27.45 | -4.26% | 2,187,472 |
| Jul 25, 2025 | 27.60 | 29.07 | 27.28 | 28.67 | 28.67 | 3.99% | 1,792,195 |
| Jul 24, 2025 | 28.30 | 28.32 | 27.05 | 27.57 | 27.57 | -1.57% | 1,792,265 |
| Jul 23, 2025 | 26.98 | 28.15 | 26.57 | 28.01 | 28.01 | 5.54% | 3,223,849 |
| Jul 22, 2025 | 26.78 | 26.91 | 25.81 | 26.54 | 26.54 | 0.76% | 1,639,004 |
| Jul 21, 2025 | 26.51 | 27.25 | 26.23 | 26.34 | 26.34 | 0.53% | 1,918,178 |
| Jul 18, 2025 | 27.91 | 28.13 | 26.05 | 26.20 | 26.20 | -5.18% | 3,010,881 |
| Jul 17, 2025 | 28.06 | 28.61 | 27.24 | 27.63 | 27.63 | -2.26% | 3,095,478 |