Supernus Pharmaceuticals, Inc. (SUPN)
NASDAQ: SUPN · Real-Time Price · USD
50.53
+1.16 (2.35%)
At close: May 12, 2026, 4:00 PM EDT
50.53
0.00 (0.00%)
After-hours: May 12, 2026, 4:02 PM EDT
Supernus Pharmaceuticals Stock Price History
Historical Data
| Date | Open | High | Low | Close | Adj. Close | Change | Volume |
|---|---|---|---|---|---|---|---|
| May 12, 2026 | 49.61 | 50.55 | 48.84 | 50.42 | - | 2.12% | 269,751 |
| May 11, 2026 | 51.04 | 51.75 | 49.13 | 49.37 | 49.37 | -4.19% | 791,467 |
| May 8, 2026 | 52.46 | 52.59 | 50.36 | 51.53 | 51.53 | -1.43% | 852,602 |
| May 7, 2026 | 51.45 | 52.50 | 49.78 | 52.28 | 52.28 | 1.61% | 1,055,334 |
| May 6, 2026 | 50.67 | 52.96 | 46.87 | 51.45 | 51.45 | 4.59% | 1,922,559 |
| May 5, 2026 | 49.07 | 50.55 | 48.10 | 49.19 | 49.19 | 1.15% | 1,121,313 |
| May 4, 2026 | 47.53 | 49.01 | 47.34 | 48.63 | 48.63 | 1.63% | 1,391,912 |
| May 1, 2026 | 48.02 | 48.33 | 47.17 | 47.85 | 47.85 | -0.31% | 622,225 |
| Apr 30, 2026 | 48.75 | 49.24 | 47.85 | 48.00 | 48.00 | -1.13% | 855,492 |
| Apr 29, 2026 | 48.42 | 48.90 | 47.62 | 48.55 | 48.55 | -0.29% | 512,541 |
| Apr 28, 2026 | 50.06 | 50.13 | 48.12 | 48.69 | 48.69 | -1.56% | 697,054 |
| Apr 27, 2026 | 49.58 | 50.18 | 49.18 | 49.46 | 49.46 | -0.60% | 709,656 |
| Apr 24, 2026 | 50.39 | 50.51 | 48.71 | 49.76 | 49.76 | -1.25% | 482,160 |
| Apr 23, 2026 | 50.75 | 51.43 | 49.45 | 50.39 | 50.39 | 0.20% | 301,634 |
| Apr 22, 2026 | 49.42 | 50.32 | 49.01 | 50.29 | 50.29 | 2.38% | 391,683 |
| Apr 21, 2026 | 51.06 | 51.13 | 48.99 | 49.12 | 49.12 | -4.16% | 502,294 |
| Apr 20, 2026 | 51.10 | 51.37 | 50.50 | 51.25 | 51.25 | -0.27% | 426,535 |
| Apr 17, 2026 | 49.78 | 52.31 | 49.61 | 51.39 | 51.39 | 4.41% | 797,784 |
| Apr 16, 2026 | 49.83 | 49.89 | 48.35 | 49.22 | 49.22 | -1.44% | 494,499 |
| Apr 15, 2026 | 50.11 | 50.91 | 49.48 | 49.94 | 49.94 | -0.34% | 349,023 |
| Apr 14, 2026 | 50.63 | 51.03 | 49.76 | 50.11 | 50.11 | 0.32% | 460,025 |
| Apr 13, 2026 | 50.64 | 50.80 | 49.65 | 49.95 | 49.95 | -1.44% | 347,444 |
| Apr 10, 2026 | 51.62 | 51.71 | 50.00 | 50.68 | 50.68 | -1.59% | 445,337 |
| Apr 9, 2026 | 51.43 | 52.32 | 51.00 | 51.50 | 51.50 | -0.21% | 498,756 |
| Apr 8, 2026 | 51.97 | 52.37 | 50.71 | 51.61 | 51.61 | 1.28% | 618,498 |
| Apr 7, 2026 | 50.20 | 51.06 | 49.57 | 50.96 | 50.96 | 0.83% | 873,941 |
| Apr 6, 2026 | 50.23 | 51.24 | 49.82 | 50.54 | 50.54 | 0.12% | 438,419 |
| Apr 2, 2026 | 50.49 | 51.37 | 50.08 | 50.48 | 50.48 | -1.87% | 472,496 |
| Apr 1, 2026 | 51.37 | 52.69 | 51.32 | 51.44 | 51.44 | -0.48% | 624,450 |
| Mar 31, 2026 | 49.81 | 51.94 | 49.65 | 51.69 | 51.69 | 4.74% | 396,201 |
| Mar 30, 2026 | 49.88 | 50.07 | 48.85 | 49.35 | 49.35 | -0.34% | 560,681 |
| Mar 27, 2026 | 50.36 | 51.13 | 49.00 | 49.52 | 49.52 | -2.51% | 547,753 |
| Mar 26, 2026 | 50.37 | 51.00 | 49.22 | 50.80 | 50.80 | 1.47% | 387,771 |
| Mar 25, 2026 | 50.01 | 50.78 | 49.81 | 50.06 | 50.06 | 1.38% | 438,153 |
| Mar 24, 2026 | 48.80 | 49.87 | 48.24 | 49.38 | 49.38 | 0.26% | 660,873 |
| Mar 23, 2026 | 48.86 | 49.36 | 47.75 | 49.25 | 49.25 | 3.12% | 831,311 |
| Mar 20, 2026 | 49.09 | 49.29 | 46.83 | 47.76 | 47.76 | -2.21% | 1,279,868 |
| Mar 19, 2026 | 49.07 | 49.87 | 48.57 | 48.84 | 48.84 | -0.91% | 569,112 |
| Mar 18, 2026 | 50.48 | 50.48 | 48.91 | 49.29 | 49.29 | -3.01% | 575,962 |
| Mar 17, 2026 | 50.13 | 51.15 | 49.40 | 50.82 | 50.82 | 1.21% | 549,292 |
| Mar 16, 2026 | 50.01 | 51.00 | 47.71 | 50.21 | 50.21 | 0.60% | 518,505 |
| Mar 13, 2026 | 50.76 | 51.81 | 49.64 | 49.91 | 49.91 | -1.09% | 802,078 |
| Mar 12, 2026 | 51.80 | 52.20 | 50.42 | 50.46 | 50.46 | -5.19% | 534,869 |
| Mar 11, 2026 | 53.16 | 53.41 | 51.38 | 53.22 | 53.22 | -0.84% | 555,009 |
| Mar 10, 2026 | 54.29 | 56.00 | 53.61 | 53.67 | 53.67 | -0.92% | 514,467 |
| Mar 9, 2026 | 53.56 | 54.30 | 52.27 | 54.17 | 54.17 | 0.56% | 801,842 |
| Mar 6, 2026 | 53.43 | 54.24 | 52.27 | 53.87 | 53.87 | -0.74% | 649,634 |
| Mar 5, 2026 | 54.81 | 55.34 | 52.50 | 54.27 | 54.27 | -2.36% | 880,214 |
| Mar 4, 2026 | 54.72 | 56.49 | 54.16 | 55.58 | 55.58 | 1.87% | 615,979 |
| Mar 3, 2026 | 54.27 | 55.00 | 52.95 | 54.56 | 54.56 | -0.96% | 720,184 |