Halozyme Therapeutics Stock Price History

Historical Data

Date	Open	High	Low	Close	Adj. Close	Change	Volume
Feb 20, 2026	60.96	60.96	60.96	60.96	60.96	-1.90%	-
Feb 19, 2026	61.66	62.40	61.66	62.14	62.14	1.80%	325
Feb 18, 2026	67.58	68.46	61.04	61.04	61.04	-10.37%	626
Feb 17, 2026	67.20	68.58	67.20	68.10	68.10	0.15%	228
Feb 16, 2026	67.56	68.30	67.56	68.00	68.00	0.06%	390
Feb 13, 2026	65.22	67.96	65.22	67.96	67.96	5.53%	352
Feb 12, 2026	66.70	67.22	64.40	64.40	64.40	-4.34%	465
Feb 11, 2026	67.02	67.64	67.02	67.32	67.32	-0.74%	45
Feb 10, 2026	67.42	67.82	67.22	67.82	67.82	-1.25%	61
Feb 9, 2026	68.84	68.84	68.68	68.68	68.68	4.06%	95
Feb 6, 2026	66.00	66.00	66.00	66.00	66.00	1.85%	-
Feb 5, 2026	64.80	64.80	64.80	64.80	64.80	0.68%	-
Feb 4, 2026	64.36	64.36	64.36	64.36	64.36	1.45%	-
Feb 3, 2026	62.74	63.44	62.74	63.44	63.44	5.63%	25
Feb 2, 2026	60.06	60.06	60.06	60.06	60.06	-1.83%	50
Jan 30, 2026	61.18	61.18	61.18	61.18	61.18	1.22%	-
Jan 29, 2026	60.44	60.44	60.44	60.44	60.44	3.74%	-
Jan 28, 2026	58.26	58.26	58.26	58.26	58.26	-2.35%	-
Jan 27, 2026	58.56	59.66	58.56	59.66	59.66	1.12%	26
Jan 26, 2026	58.10	59.00	58.10	59.00	59.00	-1.67%	10
Jan 23, 2026	60.46	60.46	59.98	60.00	60.00	-1.74%	337
Jan 22, 2026	61.06	61.06	61.06	61.06	61.06	1.03%	-
Jan 21, 2026	59.64	60.44	59.64	60.44	60.44	0.53%	82
Jan 20, 2026	60.12	60.12	60.12	60.12	60.12	-1.64%	-
Jan 19, 2026	60.70	61.12	60.70	61.12	61.12	-0.81%	105
Jan 16, 2026	61.54	61.62	61.54	61.62	61.62	-2.25%	80
Jan 15, 2026	62.42	63.04	62.42	63.04	63.04	2.97%	48
Jan 14, 2026	61.22	61.22	61.22	61.22	61.22	-0.97%	-
Jan 13, 2026	61.82	61.82	61.82	61.82	61.82	0.26%	-
Jan 12, 2026	61.66	61.66	61.66	61.66	61.66	-0.93%	-
Jan 9, 2026	61.62	62.24	61.62	62.24	62.24	-2.75%	17
Jan 8, 2026	64.06	64.06	64.00	64.00	64.00	2.83%	9
Jan 7, 2026	62.24	62.24	62.24	62.24	62.24	-0.54%	-
Jan 6, 2026	60.36	62.58	60.36	62.58	62.58	4.61%	394
Jan 5, 2026	59.82	59.82	59.82	59.82	59.82	4.69%	-
Jan 2, 2026	57.14	57.14	57.14	57.14	57.14	-1.92%	-
Dec 30, 2025	58.26	58.26	58.26	58.26	58.26	-0.61%	-
Dec 29, 2025	58.20	58.62	58.20	58.62	58.62	0.69%	79
Dec 23, 2025	57.62	58.22	57.62	58.22	58.22	2.50%	30
Dec 22, 2025	56.80	56.80	56.80	56.80	56.80	2.71%	-
Dec 19, 2025	55.30	55.30	55.30	55.30	55.30	-2.16%	-
Dec 18, 2025	55.74	56.52	55.74	56.52	56.52	3.29%	9
Dec 17, 2025	54.72	54.72	54.72	54.72	54.72	0.04%	-
Dec 16, 2025	53.78	54.70	53.78	54.70	54.70	2.17%	133
Dec 15, 2025	52.90	53.54	52.90	53.54	53.54	0.68%	380
Dec 12, 2025	52.60	53.18	52.60	53.18	53.18	1.30%	35
Dec 11, 2025	53.38	53.38	52.50	52.50	52.50	-1.87%	20
Dec 10, 2025	52.82	53.72	52.82	53.50	53.50	-0.41%	235
Dec 9, 2025	53.72	53.72	53.72	53.72	53.72	-1.54%	-
Dec 8, 2025	54.24	54.56	54.24	54.56	54.56	0.48%	32