Syndax Pharmaceuticals, Inc. (SNDX)
NASDAQ: SNDX · Real-Time Price · USD
20.32
+0.58 (2.94%)
At close: Dec 5, 2025, 4:00 PM EST
20.90
+0.58 (2.85%)
After-hours: Dec 5, 2025, 7:09 PM EST
Syndax Pharmaceuticals Stock Price History
Historical Data
| Date | Open | High | Low | Close | Adj. Close | Change | Volume |
|---|---|---|---|---|---|---|---|
| Dec 5, 2025 | 19.77 | 20.59 | 19.43 | 20.32 | 20.32 | 2.94% | 2,349,536 |
| Dec 4, 2025 | 19.55 | 20.03 | 19.31 | 19.74 | 19.74 | 0.15% | 1,488,977 |
| Dec 3, 2025 | 18.91 | 19.95 | 18.73 | 19.71 | 19.71 | 4.90% | 1,909,290 |
| Dec 2, 2025 | 19.20 | 19.27 | 18.36 | 18.79 | 18.79 | -1.73% | 1,713,283 |
| Dec 1, 2025 | 19.75 | 19.91 | 18.98 | 19.12 | 19.12 | -3.53% | 1,646,280 |
| Nov 28, 2025 | 19.99 | 20.20 | 19.71 | 19.82 | 19.82 | -0.25% | 852,288 |
| Nov 26, 2025 | 19.56 | 20.07 | 19.38 | 19.87 | 19.87 | 2.16% | 1,959,329 |
| Nov 25, 2025 | 19.76 | 20.08 | 18.87 | 19.45 | 19.45 | -1.57% | 2,767,844 |
| Nov 24, 2025 | 18.13 | 19.98 | 17.97 | 19.76 | 19.76 | 13.30% | 4,458,243 |
| Nov 21, 2025 | 16.95 | 17.62 | 16.75 | 17.44 | 17.44 | 2.29% | 1,873,415 |
| Nov 20, 2025 | 17.10 | 18.00 | 16.93 | 17.05 | 17.05 | 2.03% | 3,106,871 |
| Nov 19, 2025 | 16.96 | 17.46 | 16.65 | 16.71 | 16.71 | -2.22% | 1,940,617 |
| Nov 18, 2025 | 17.02 | 17.44 | 16.90 | 17.09 | 17.09 | -0.52% | 1,558,379 |
| Nov 17, 2025 | 16.54 | 17.50 | 16.36 | 17.18 | 17.18 | 3.37% | 3,156,805 |
| Nov 14, 2025 | 16.58 | 17.27 | 16.42 | 16.62 | 16.62 | -0.24% | 2,326,875 |
| Nov 13, 2025 | 16.79 | 18.00 | 15.55 | 16.66 | 16.66 | -0.77% | 4,569,903 |
| Nov 12, 2025 | 17.56 | 17.80 | 16.69 | 16.79 | 16.79 | -5.30% | 2,137,288 |
| Nov 11, 2025 | 15.76 | 17.75 | 15.67 | 17.73 | 17.73 | 12.79% | 3,527,737 |
| Nov 10, 2025 | 15.33 | 16.50 | 15.25 | 15.72 | 15.72 | 4.52% | 2,604,971 |
| Nov 7, 2025 | 14.57 | 15.06 | 13.88 | 15.04 | 15.04 | 2.38% | 2,162,867 |
| Nov 6, 2025 | 15.03 | 15.55 | 14.64 | 14.69 | 14.69 | -2.72% | 2,301,240 |
| Nov 5, 2025 | 15.12 | 15.29 | 14.27 | 15.10 | 15.10 | -1.63% | 3,362,928 |
| Nov 4, 2025 | 13.60 | 15.80 | 13.15 | 15.35 | 15.35 | 11.56% | 7,204,806 |
| Nov 3, 2025 | 13.61 | 14.36 | 13.36 | 13.76 | 13.76 | 0.44% | 4,143,672 |
| Oct 31, 2025 | 13.34 | 14.06 | 13.30 | 13.70 | 13.70 | 2.32% | 3,335,932 |
| Oct 30, 2025 | 13.41 | 13.98 | 13.25 | 13.39 | 13.39 | 1.29% | 2,207,652 |
| Oct 29, 2025 | 13.40 | 13.62 | 13.06 | 13.22 | 13.22 | -2.15% | 2,974,864 |
| Oct 28, 2025 | 13.03 | 13.99 | 13.02 | 13.51 | 13.51 | 3.05% | 3,433,415 |
| Oct 27, 2025 | 13.39 | 14.03 | 12.99 | 13.11 | 13.11 | -3.10% | 5,288,232 |
| Oct 24, 2025 | 15.04 | 15.79 | 13.03 | 13.53 | 13.53 | -7.83% | 14,951,258 |
| Oct 23, 2025 | 15.17 | 15.55 | 14.67 | 14.68 | 14.68 | -2.85% | 1,994,541 |
| Oct 22, 2025 | 15.20 | 15.93 | 15.01 | 15.11 | 15.11 | -0.59% | 2,545,557 |
| Oct 21, 2025 | 15.70 | 15.85 | 15.16 | 15.20 | 15.20 | -2.38% | 2,160,233 |
| Oct 20, 2025 | 14.56 | 15.78 | 14.54 | 15.57 | 15.57 | 8.88% | 5,077,396 |
| Oct 17, 2025 | 14.88 | 15.39 | 14.08 | 14.30 | 14.30 | -4.98% | 4,379,939 |
| Oct 16, 2025 | 15.50 | 16.04 | 14.88 | 15.05 | 15.05 | 0.07% | 3,739,016 |
| Oct 15, 2025 | 15.43 | 15.79 | 15.01 | 15.04 | 15.04 | -1.76% | 2,281,481 |
| Oct 14, 2025 | 15.00 | 15.40 | 14.69 | 15.31 | 15.31 | 0.72% | 1,668,848 |
| Oct 13, 2025 | 16.19 | 16.28 | 15.01 | 15.20 | 15.20 | -5.35% | 2,081,445 |
| Oct 10, 2025 | 16.28 | 16.48 | 15.41 | 16.06 | 16.06 | -0.86% | 2,700,135 |
| Oct 9, 2025 | 16.51 | 16.69 | 16.00 | 16.20 | 16.20 | -1.82% | 3,598,637 |
| Oct 8, 2025 | 16.68 | 16.80 | 16.18 | 16.50 | 16.50 | 0.30% | 2,095,053 |
| Oct 7, 2025 | 16.63 | 16.80 | 16.31 | 16.45 | 16.45 | 0.30% | 1,521,912 |
| Oct 6, 2025 | 15.60 | 16.41 | 15.48 | 16.40 | 16.40 | 5.13% | 1,651,993 |
| Oct 3, 2025 | 15.44 | 15.88 | 15.20 | 15.60 | 15.60 | 1.04% | 1,777,340 |
| Oct 2, 2025 | 15.77 | 15.99 | 14.93 | 15.44 | 15.44 | -1.53% | 1,545,980 |
| Oct 1, 2025 | 15.50 | 15.92 | 15.27 | 15.68 | 15.68 | 1.92% | 1,436,961 |
| Sep 30, 2025 | 15.53 | 15.82 | 15.35 | 15.39 | 15.39 | -1.12% | 1,646,191 |
| Sep 29, 2025 | 15.79 | 15.87 | 14.90 | 15.56 | 15.56 | -0.77% | 2,394,350 |
| Sep 26, 2025 | 15.18 | 15.84 | 14.86 | 15.68 | 15.68 | 4.32% | 2,919,095 |
| Sep 25, 2025 | 15.00 | 15.55 | 14.98 | 15.03 | 15.03 | 0.13% | 2,369,029 |
| Sep 24, 2025 | 14.89 | 15.17 | 14.84 | 15.01 | 15.01 | 1.08% | 1,885,236 |
| Sep 23, 2025 | 14.81 | 15.13 | 14.68 | 14.85 | 14.85 | -0.27% | 1,301,444 |
| Sep 22, 2025 | 14.81 | 15.06 | 14.53 | 14.89 | 14.89 | 0.74% | 1,489,301 |
| Sep 19, 2025 | 15.51 | 15.77 | 14.61 | 14.78 | 14.78 | -4.34% | 3,468,980 |
| Sep 18, 2025 | 14.91 | 15.56 | 14.89 | 15.45 | 15.45 | 4.75% | 2,150,814 |
| Sep 17, 2025 | 15.00 | 15.36 | 14.67 | 14.75 | 14.75 | -1.93% | 1,491,997 |
| Sep 16, 2025 | 15.88 | 15.88 | 14.99 | 15.04 | 15.04 | -5.05% | 2,043,107 |
| Sep 15, 2025 | 15.80 | 15.94 | 15.43 | 15.84 | 15.84 | 1.86% | 2,075,111 |
| Sep 12, 2025 | 16.42 | 16.50 | 15.53 | 15.55 | 15.55 | -5.01% | 1,707,089 |
| Sep 11, 2025 | 15.77 | 16.47 | 15.59 | 16.37 | 16.37 | 4.07% | 1,872,317 |
| Sep 10, 2025 | 16.40 | 16.65 | 15.72 | 15.73 | 15.73 | -1.26% | 1,782,218 |
| Sep 9, 2025 | 16.15 | 16.31 | 15.71 | 15.93 | 15.93 | -2.45% | 1,171,674 |
| Sep 8, 2025 | 17.03 | 17.08 | 16.18 | 16.33 | 16.33 | -4.17% | 1,473,858 |
| Sep 5, 2025 | 16.40 | 17.23 | 16.29 | 17.04 | 17.04 | 5.25% | 2,730,083 |
| Sep 4, 2025 | 16.27 | 16.47 | 15.83 | 16.19 | 16.19 | 0.37% | 1,442,606 |
| Sep 3, 2025 | 16.12 | 16.62 | 15.81 | 16.13 | 16.13 | 0.06% | 2,005,734 |
| Sep 2, 2025 | 16.50 | 16.89 | 15.94 | 16.12 | 16.12 | -1.29% | 1,809,338 |
| Aug 29, 2025 | 16.32 | 16.56 | 15.88 | 16.33 | 16.33 | 0.06% | 1,608,803 |
| Aug 28, 2025 | 16.38 | 17.24 | 16.25 | 16.32 | 16.32 | 0.37% | 2,243,181 |
| Aug 27, 2025 | 15.85 | 16.30 | 15.51 | 16.26 | 16.26 | 2.59% | 4,038,463 |
| Aug 26, 2025 | 15.75 | 15.90 | 15.29 | 15.85 | 15.85 | 1.21% | 3,584,096 |
| Aug 25, 2025 | 16.26 | 16.43 | 15.54 | 15.66 | 15.66 | -3.57% | 1,444,152 |
| Aug 22, 2025 | 15.97 | 16.38 | 15.81 | 16.24 | 16.24 | 2.53% | 1,470,301 |
| Aug 21, 2025 | 15.63 | 16.04 | 15.43 | 15.84 | 15.84 | 0.64% | 1,229,241 |
| Aug 20, 2025 | 15.43 | 15.89 | 15.37 | 15.74 | 15.74 | 2.24% | 2,168,370 |
| Aug 19, 2025 | 15.87 | 16.33 | 15.36 | 15.40 | 15.40 | -2.99% | 1,970,804 |
| Aug 18, 2025 | 15.64 | 16.03 | 15.57 | 15.87 | 15.87 | 0.83% | 1,859,405 |
| Aug 15, 2025 | 14.80 | 15.98 | 14.80 | 15.74 | 15.74 | 6.86% | 5,089,280 |
| Aug 14, 2025 | 13.39 | 14.81 | 13.26 | 14.73 | 14.73 | 9.52% | 3,022,789 |
| Aug 13, 2025 | 13.17 | 13.60 | 13.02 | 13.45 | 13.45 | 3.70% | 2,343,745 |
| Aug 12, 2025 | 12.67 | 13.29 | 12.62 | 12.97 | 12.97 | 3.68% | 2,334,444 |
| Aug 11, 2025 | 12.43 | 12.65 | 12.10 | 12.51 | 12.51 | 0.24% | 2,983,304 |
| Aug 8, 2025 | 12.68 | 12.95 | 12.23 | 12.48 | 12.48 | -1.89% | 2,854,117 |
| Aug 7, 2025 | 12.90 | 13.12 | 12.59 | 12.72 | 12.72 | -1.32% | 2,141,291 |
| Aug 6, 2025 | 12.90 | 13.25 | 12.31 | 12.89 | 12.89 | 2.55% | 5,888,584 |
| Aug 5, 2025 | 12.41 | 12.99 | 11.91 | 12.57 | 12.57 | 21.10% | 9,129,764 |
| Aug 4, 2025 | 9.99 | 10.47 | 9.68 | 10.38 | 10.38 | 4.01% | 3,199,456 |
| Aug 1, 2025 | 9.87 | 10.03 | 9.49 | 9.98 | 9.98 | 0.60% | 1,733,016 |
| Jul 31, 2025 | 9.77 | 10.04 | 9.57 | 9.92 | 9.92 | -0.70% | 1,989,159 |
| Jul 30, 2025 | 10.61 | 10.75 | 9.85 | 9.99 | 9.99 | -3.48% | 2,131,539 |
| Jul 29, 2025 | 9.82 | 10.64 | 9.49 | 10.35 | 10.35 | 8.15% | 3,300,354 |
| Jul 28, 2025 | 9.66 | 9.72 | 9.42 | 9.57 | 9.57 | -0.62% | 1,281,681 |
| Jul 25, 2025 | 10.00 | 10.00 | 9.55 | 9.63 | 9.63 | -3.60% | 1,267,975 |
| Jul 24, 2025 | 10.32 | 10.32 | 9.92 | 9.99 | 9.99 | -2.25% | 1,329,548 |
| Jul 23, 2025 | 10.48 | 10.54 | 10.13 | 10.22 | 10.22 | -0.87% | 1,729,430 |
| Jul 22, 2025 | 9.79 | 10.37 | 9.68 | 10.31 | 10.31 | 5.96% | 1,892,325 |
| Jul 21, 2025 | 9.51 | 9.90 | 9.38 | 9.73 | 9.73 | 2.85% | 1,779,315 |
| Jul 18, 2025 | 9.80 | 9.85 | 9.27 | 9.46 | 9.46 | -2.17% | 1,901,000 |
| Jul 17, 2025 | 9.26 | 9.81 | 9.16 | 9.67 | 9.67 | 4.54% | 1,391,279 |