Supernus Pharmaceuticals, Inc. (SUPN)

NASDAQ: SUPN · Real-Time Price · USD

42.18

-0.86 (-2.00%)

At close: Oct 1, 2026, 4:00 PM EDT

42.18

0.00 (0.00%)

After-hours: Oct 1, 2026, 7:30 PM EDT

Supernus Pharmaceuticals Stock Price History

Historical Data

Date	Open	High	Low	Close	Adj. Close	Change	Volume
Oct 1, 2026	43.21	43.69	42.15	42.18	42.18	-2.00%	420,000
Sep 30, 2026	44.03	44.18	43.03	43.04	43.04	-2.12%	685,590
Sep 29, 2026	44.39	44.93	43.20	43.97	43.97	-1.41%	551,595
Sep 28, 2026	42.59	44.61	42.38	44.60	44.60	4.55%	731,229
Sep 25, 2026	43.21	43.69	42.65	42.66	42.66	-1.46%	607,568
Sep 24, 2026	43.22	44.00	42.77	43.29	43.29	-0.23%	589,011
Sep 23, 2026	43.66	44.46	43.14	43.39	43.39	-0.82%	544,530
Sep 22, 2026	43.04	44.25	42.82	43.75	43.75	2.27%	667,587
Sep 21, 2026	42.00	42.97	41.68	42.78	42.78	1.86%	635,721
Sep 18, 2026	42.89	42.89	41.60	42.00	42.00	-2.14%	1,182,919
Sep 17, 2026	41.66	43.40	41.46	42.92	42.92	3.72%	559,774
Sep 16, 2026	41.31	41.84	40.75	41.38	41.38	0.24%	787,815
Sep 15, 2026	41.49	41.75	40.51	41.28	41.28	-0.51%	669,223
Sep 14, 2026	42.16	42.54	41.23	41.49	41.49	-0.36%	678,060
Sep 11, 2026	41.81	42.44	41.62	41.64	41.64	-0.12%	707,159
Sep 10, 2026	41.84	42.55	41.11	41.69	41.69	-0.90%	726,749
Sep 9, 2026	42.17	42.59	41.50	42.07	42.07	-0.85%	580,434
Sep 8, 2026	43.56	43.56	42.32	42.43	42.43	-2.53%	429,133
Sep 4, 2026	43.66	44.11	43.43	43.53	43.53	-1.00%	444,197
Sep 3, 2026	44.56	44.56	43.16	43.97	43.97	-0.14%	390,320
Sep 2, 2026	44.42	45.05	43.67	44.03	44.03	0.66%	445,942
Sep 1, 2026	44.35	44.75	43.53	43.74	43.74	-1.06%	757,781
Aug 31, 2026	43.82	44.37	42.84	44.21	44.21	1.10%	535,722
Aug 28, 2026	43.95	44.34	43.12	43.73	43.73	-1.04%	487,925
Aug 27, 2026	44.87	45.04	43.89	44.19	44.19	-1.54%	464,947
Aug 26, 2026	45.11	45.43	44.50	44.88	44.88	-1.06%	499,684
Aug 25, 2026	45.37	45.86	44.23	45.36	45.36	0.55%	496,056
Aug 24, 2026	45.60	45.86	44.82	45.11	45.11	-1.61%	495,505
Aug 21, 2026	47.71	47.82	45.79	45.85	45.85	-3.37%	748,894
Aug 20, 2026	47.86	48.26	46.93	47.45	47.45	-2.25%	646,851
Aug 19, 2026	49.50	49.82	48.51	48.54	48.54	-1.00%	797,223
Aug 18, 2026	48.80	49.57	48.54	49.03	49.03	1.57%	592,240
Aug 17, 2026	47.66	48.66	47.66	48.27	48.27	-	536,730
Aug 14, 2026	46.70	48.39	46.57	48.27	48.27	2.38%	331,731
Aug 13, 2026	47.74	48.18	46.87	47.15	47.15	-1.50%	667,871
Aug 12, 2026	47.15	47.92	46.26	47.87	47.87	2.11%	667,316
Aug 11, 2026	47.01	48.61	46.77	46.88	46.88	-0.40%	669,685
Aug 10, 2026	47.11	47.72	46.47	47.07	47.07	-1.20%	762,174
Aug 7, 2026	47.00	47.88	46.43	47.64	47.64	1.88%	702,627
Aug 6, 2026	47.82	48.40	46.55	46.76	46.76	-0.32%	1,344,878
Aug 5, 2026	42.95	47.89	42.91	46.91	46.91	8.46%	1,671,843
Aug 4, 2026	46.23	46.58	42.63	43.25	43.25	-5.98%	3,705,542
Aug 3, 2026	50.45	52.50	44.17	46.00	46.00	3.07%	4,518,516
Jul 31, 2026	45.19	45.67	44.35	44.63	44.63	-2.15%	573,626
Jul 30, 2026	46.30	46.77	45.50	45.61	45.61	-2.06%	468,740
Jul 29, 2026	47.60	48.00	46.08	46.57	46.57	-2.43%	522,131
Jul 28, 2026	47.78	48.45	46.77	47.73	47.73	1.60%	538,195
Jul 27, 2026	46.56	48.08	45.84	46.98	46.98	1.69%	523,013
Jul 24, 2026	47.02	47.46	46.03	46.20	46.20	-2.10%	521,935
Jul 23, 2026	46.41	47.54	46.07	47.19	47.19	0.53%	463,337