Collegium Pharmaceutical Stock Price History

Historical Data

Date	Open	High	Low	Close	Adj. Close	Change	Volume
Sep 28, 2026	22.63	23.17	22.36	22.77	-	1.07%	202,984
Sep 25, 2026	22.58	22.91	22.29	22.53	22.53	-0.49%	503,427
Sep 24, 2026	22.27	22.77	21.90	22.64	22.64	0.85%	650,108
Sep 23, 2026	23.23	23.69	21.77	22.45	22.45	-1.45%	878,442
Sep 22, 2026	23.46	23.52	22.64	22.78	22.78	-1.13%	808,250
Sep 21, 2026	22.78	23.23	22.51	23.04	23.04	1.19%	928,273
Sep 18, 2026	22.17	22.93	22.07	22.77	22.77	1.74%	1,992,650
Sep 17, 2026	22.36	22.64	22.08	22.38	22.38	0.86%	707,366
Sep 16, 2026	21.84	22.80	21.68	22.19	22.19	1.60%	1,154,222
Sep 15, 2026	22.81	22.92	21.65	21.84	21.84	-4.25%	954,003
Sep 14, 2026	22.80	23.19	22.50	22.81	22.81	0.26%	825,547
Sep 11, 2026	23.02	23.25	22.64	22.75	22.75	-0.74%	661,300
Sep 10, 2026	23.38	23.45	22.72	22.92	22.92	-1.88%	889,098
Sep 9, 2026	23.56	24.11	23.12	23.36	23.36	-0.04%	1,077,597
Sep 8, 2026	23.33	23.82	23.11	23.37	23.37	-0.68%	1,114,851
Sep 4, 2026	23.54	24.32	23.37	23.53	23.53	-0.72%	901,142
Sep 3, 2026	24.30	24.43	23.64	23.70	23.70	-2.47%	859,167
Sep 2, 2026	24.15	24.82	23.84	24.30	24.30	1.25%	852,660
Sep 1, 2026	24.85	25.46	23.93	24.00	24.00	-2.48%	1,407,000
Aug 31, 2026	25.12	25.43	24.47	24.61	24.61	-2.92%	1,035,431
Aug 28, 2026	26.32	26.69	25.16	25.35	25.35	-4.12%	813,953
Aug 27, 2026	27.26	27.41	26.21	26.44	26.44	-3.89%	850,153
Aug 26, 2026	27.58	28.25	27.01	27.51	27.51	0.15%	613,193
Aug 25, 2026	27.47	27.76	27.13	27.47	27.47	0.44%	551,895
Aug 24, 2026	27.08	27.99	26.87	27.35	27.35	0.89%	758,446
Aug 21, 2026	27.68	27.68	26.96	27.11	27.11	-1.56%	704,929
Aug 20, 2026	28.35	28.50	27.25	27.54	27.54	-4.18%	606,611
Aug 19, 2026	28.89	29.65	28.51	28.74	28.74	0.84%	769,362
Aug 18, 2026	28.40	28.76	28.10	28.50	28.50	1.53%	800,212
Aug 17, 2026	28.37	29.01	27.87	28.07	28.07	-0.57%	865,114
Aug 14, 2026	27.59	28.52	27.14	28.23	28.23	0.28%	695,329
Aug 13, 2026	27.77	29.30	27.22	28.15	28.15	9.53%	1,558,477
Aug 12, 2026	26.50	26.50	25.47	25.70	25.70	-1.08%	1,124,508
Aug 11, 2026	27.20	27.44	25.90	25.98	25.98	-4.49%	1,287,866
Aug 10, 2026	28.90	29.34	27.11	27.20	27.20	-7.70%	940,964
Aug 7, 2026	29.01	29.81	28.01	29.47	29.47	1.24%	978,512
Aug 6, 2026	31.68	33.03	28.90	29.11	29.11	-18.55%	2,132,048
Aug 5, 2026	35.71	36.42	35.42	35.74	35.74	0.03%	402,417
Aug 4, 2026	35.46	36.00	35.00	35.73	35.73	0.42%	438,601
Aug 3, 2026	35.43	36.45	34.68	35.58	35.58	0.54%	374,456
Jul 31, 2026	35.71	36.28	34.40	35.39	35.39	-1.64%	288,493
Jul 30, 2026	35.72	36.40	35.18	35.98	35.98	-0.85%	251,224
Jul 29, 2026	35.96	36.64	35.96	36.29	36.29	1.09%	349,653
Jul 28, 2026	36.00	36.56	35.52	35.90	35.90	1.07%	225,604
Jul 27, 2026	35.44	36.03	35.26	35.52	35.52	0.91%	309,712
Jul 24, 2026	35.72	35.85	35.16	35.20	35.20	-1.10%	254,181
Jul 23, 2026	34.32	35.69	34.00	35.59	35.59	2.51%	253,217
Jul 22, 2026	35.89	36.51	34.59	34.72	34.72	-3.15%	231,337
Jul 21, 2026	35.26	36.30	35.15	35.85	35.85	0.87%	301,579
Jul 20, 2026	36.15	36.92	35.31	35.54	35.54	-1.50%	383,546