Supernus Pharmaceuticals, Inc. (SUPN)

Supernus Pharmaceuticals Stock Price History

Historical Data

Date	Open	High	Low	Close	Adj. Close	Change	Volume
Jun 18, 2026	44.07	44.58	43.54	44.38	44.38	1.84%	1,095,505
Jun 17, 2026	43.37	44.01	42.50	43.58	43.58	-	541,838
Jun 16, 2026	44.09	44.26	42.45	43.58	43.58	-0.64%	720,112
Jun 15, 2026	44.36	44.44	42.74	43.86	43.86	-1.24%	901,382
Jun 12, 2026	45.71	45.71	44.16	44.41	44.41	-2.50%	825,356
Jun 11, 2026	45.06	45.89	44.41	45.55	45.55	1.02%	478,342
Jun 10, 2026	45.44	46.58	44.98	45.09	45.09	-1.25%	376,318
Jun 9, 2026	44.86	45.79	44.70	45.66	45.66	2.65%	380,768
Jun 8, 2026	44.94	45.59	44.34	44.48	44.48	-0.60%	431,264
Jun 5, 2026	45.05	45.73	44.60	44.75	44.75	0.11%	552,808
Jun 4, 2026	44.66	45.72	44.43	44.70	44.70	1.51%	460,497
Jun 3, 2026	43.93	44.98	43.45	44.04	44.04	-0.08%	983,361
Jun 2, 2026	44.25	44.47	43.45	44.07	44.07	-1.54%	680,321
Jun 1, 2026	45.83	46.16	44.17	44.76	44.76	-3.07%	549,462
May 29, 2026	46.60	47.15	45.96	46.18	46.18	-1.43%	493,954
May 28, 2026	46.63	47.76	45.92	46.85	46.85	0.45%	635,590
May 27, 2026	47.76	48.38	46.40	46.64	46.64	-2.37%	693,143
May 26, 2026	48.44	48.68	47.42	47.77	47.77	-0.91%	474,828
May 22, 2026	49.38	49.83	48.17	48.21	48.21	-2.37%	503,269
May 21, 2026	48.68	49.66	47.98	49.38	49.38	1.42%	529,110
May 20, 2026	48.27	49.24	47.67	48.69	48.69	2.25%	603,303
May 19, 2026	48.38	48.53	47.52	47.62	47.62	-1.47%	583,173
May 18, 2026	49.34	50.00	47.85	48.33	48.33	-2.23%	568,937
May 15, 2026	50.88	50.88	49.15	49.43	49.43	-3.46%	616,053
May 14, 2026	51.73	52.35	50.58	51.20	51.20	-0.31%	558,690
May 13, 2026	50.02	51.50	50.02	51.36	51.36	1.64%	432,254
May 12, 2026	49.61	50.58	48.84	50.53	50.53	2.35%	589,558
May 11, 2026	51.04	51.75	49.13	49.37	49.37	-4.19%	853,179
May 8, 2026	52.46	52.59	50.36	51.53	51.53	-1.43%	854,620
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%	1,922,563
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

Data Source: S&P Global Market Intelligence Last updated: Jun 18, 2026

Historical price data is provided by S&P Global Market Intelligence. New prices are added after the close of each trading day, and past prices are adjusted for stock splits.

Update frequency:

Daily

Last checked:

Jun 19, 2026

Data Sources Report a data error

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