Celldex Therapeutics Stock Price History

Historical Data

Date	Open	High	Low	Close	Adj. Close	Change	Volume
Sep 18, 2026	38.87	38.87	37.54	38.24	38.24	-1.90%	2,081,879
Sep 17, 2026	39.47	40.66	38.92	38.98	38.98	0.70%	1,278,921
Sep 16, 2026	38.59	39.21	38.25	38.71	38.71	0.52%	1,001,441
Sep 15, 2026	39.00	39.19	37.74	38.51	38.51	-1.71%	686,390
Sep 14, 2026	37.40	39.42	37.27	39.18	39.18	6.18%	1,000,173
Sep 11, 2026	38.39	38.59	36.84	36.90	36.90	-3.15%	1,033,541
Sep 10, 2026	38.78	38.86	37.75	38.10	38.10	-1.75%	949,012
Sep 9, 2026	38.95	40.04	38.67	38.78	38.78	-0.87%	588,415
Sep 8, 2026	38.78	39.87	38.50	39.12	39.12	-1.41%	834,305
Sep 4, 2026	38.96	39.81	38.90	39.68	39.68	0.79%	414,532
Sep 3, 2026	39.50	39.89	38.95	39.37	39.37	-0.28%	417,999
Sep 2, 2026	39.43	40.55	39.01	39.48	39.48	0.61%	476,586
Sep 1, 2026	39.13	39.90	38.94	39.24	39.24	-0.98%	542,483
Aug 31, 2026	38.86	39.84	38.74	39.63	39.63	1.30%	696,907
Aug 28, 2026	40.33	40.57	39.04	39.12	39.12	-3.31%	424,938
Aug 27, 2026	40.44	41.00	40.02	40.46	40.46	-0.27%	450,009
Aug 26, 2026	41.18	42.12	40.06	40.57	40.57	-1.58%	540,668
Aug 25, 2026	41.02	41.92	40.63	41.22	41.22	1.60%	550,919
Aug 24, 2026	40.16	40.98	39.53	40.57	40.57	0.47%	416,889
Aug 21, 2026	40.38	41.24	40.12	40.38	40.38	1.10%	837,685
Aug 20, 2026	41.40	42.00	39.45	39.94	39.94	-4.22%	1,002,530
Aug 19, 2026	42.10	43.20	41.33	41.70	41.70	-0.22%	1,392,384
Aug 18, 2026	41.29	42.36	41.03	41.79	41.79	-0.31%	998,961
Aug 17, 2026	41.54	42.81	41.07	41.92	41.92	-0.07%	629,804
Aug 14, 2026	42.23	42.35	40.88	41.95	41.95	-1.55%	849,364
Aug 13, 2026	45.13	45.13	42.56	42.61	42.61	-5.04%	670,929
Aug 12, 2026	44.40	45.14	43.80	44.87	44.87	1.22%	1,594,598
Aug 11, 2026	42.81	44.60	42.46	44.33	44.33	3.16%	767,368
Aug 10, 2026	41.71	43.21	41.41	42.97	42.97	3.02%	727,630
Aug 7, 2026	41.87	42.92	41.29	41.71	41.71	0.36%	808,912
Aug 6, 2026	41.12	41.74	40.84	41.56	41.56	1.22%	799,089
Aug 5, 2026	39.36	41.15	38.86	41.06	41.06	5.15%	788,876
Aug 4, 2026	37.69	39.34	37.54	39.05	39.05	3.61%	1,027,484
Aug 3, 2026	38.09	38.59	37.05	37.69	37.69	-0.97%	1,635,247
Jul 31, 2026	38.50	38.65	37.15	38.06	38.06	-1.10%	875,735
Jul 30, 2026	37.26	38.59	37.23	38.49	38.49	2.60%	743,234
Jul 29, 2026	35.58	37.76	35.58	37.51	37.51	5.42%	1,572,692
Jul 28, 2026	35.93	36.05	35.00	35.58	35.58	-0.20%	565,896
Jul 27, 2026	35.68	36.40	35.12	35.65	35.65	1.05%	1,040,865
Jul 24, 2026	35.76	35.76	34.74	35.28	35.28	-0.40%	639,231
Jul 23, 2026	34.25	35.75	33.97	35.42	35.42	1.87%	856,468
Jul 22, 2026	33.83	36.09	33.37	34.77	34.77	-2.50%	1,928,820
Jul 21, 2026	35.58	36.00	34.57	35.66	35.66	0.68%	1,392,017
Jul 20, 2026	36.05	36.65	35.29	35.42	35.42	0.20%	527,637
Jul 17, 2026	34.71	36.04	34.37	35.35	35.35	-0.14%	1,149,060
Jul 16, 2026	37.49	37.94	34.97	35.40	35.40	-7.60%	954,885
Jul 15, 2026	38.13	38.69	37.51	38.31	38.31	0.37%	534,208
Jul 14, 2026	38.70	39.22	38.08	38.17	38.17	-0.93%	702,069
Jul 13, 2026	38.61	38.66	37.53	38.53	38.53	-1.48%	660,189
Jul 10, 2026	38.90	39.19	37.81	39.11	39.11	0.33%	694,010