Spero Therapeutics Stock Price History

Historical Data

Date	Open	High	Low	Close	Adj. Close	Change	Volume
May 30, 2025	2.50	2.80	2.35	2.50	2.50	17.37%	24,223,867
May 29, 2025	2.23	2.34	2.10	2.13	2.13	-9.36%	7,435,375
May 28, 2025	2.06	2.48	1.85	2.35	2.35	244.57%	182,021,340
May 27, 2025	0.69	0.70	0.66	0.68	0.68	-2.05%	68,596
May 23, 2025	0.68	0.70	0.67	0.70	0.70	-0.24%	40,445
May 22, 2025	0.67	0.71	0.66	0.70	0.70	1.78%	30,245
May 21, 2025	0.68	0.71	0.68	0.69	0.69	0.82%	86,582
May 20, 2025	0.69	0.70	0.67	0.68	0.68	-1.32%	65,394
May 19, 2025	0.65	0.70	0.65	0.69	0.69	5.88%	99,298
May 16, 2025	0.67	0.68	0.63	0.65	0.65	-0.03%	89,381
May 15, 2025	0.67	0.69	0.63	0.65	0.65	0.17%	119,549
May 14, 2025	0.70	0.70	0.65	0.65	0.65	-5.78%	65,610
May 13, 2025	0.65	0.70	0.61	0.69	0.69	13.11%	290,909
May 12, 2025	0.60	0.64	0.60	0.61	0.61	-1.61%	145,083
May 9, 2025	0.58	0.64	0.57	0.62	0.62	7.83%	81,463
May 8, 2025	0.58	0.61	0.58	0.58	0.58	-0.52%	183,470
May 7, 2025	0.59	0.60	0.58	0.58	0.58	-2.03%	57,129
May 6, 2025	0.62	0.64	0.59	0.59	0.59	-3.28%	94,557
May 5, 2025	0.65	0.67	0.61	0.61	0.61	-5.72%	107,193
May 2, 2025	0.65	0.67	0.64	0.65	0.65	-1.97%	85,215
May 1, 2025	0.67	0.68	0.66	0.66	0.66	0.30%	27,448
Apr 30, 2025	0.67	0.69	0.64	0.66	0.66	-1.94%	79,294
Apr 29, 2025	0.70	0.72	0.67	0.67	0.67	-5.49%	52,340
Apr 28, 2025	0.73	0.74	0.71	0.71	0.71	-2.10%	46,508
Apr 25, 2025	0.73	0.75	0.73	0.73	0.73	0.03%	71,895
Apr 24, 2025	0.74	0.74	0.72	0.73	0.73	-0.29%	28,949
Apr 23, 2025	0.71	0.76	0.63	0.73	0.73	-0.70%	246,772
Apr 22, 2025	0.75	0.78	0.72	0.73	0.73	0.99%	97,666
Apr 21, 2025	0.75	0.78	0.73	0.73	0.73	-3.87%	25,522
Apr 17, 2025	0.74	0.79	0.74	0.75	0.75	1.92%	35,943
Apr 16, 2025	0.73	0.80	0.73	0.74	0.74	-0.59%	101,770
Apr 15, 2025	0.72	0.83	0.72	0.74	0.74	6.19%	368,159
Apr 14, 2025	0.61	0.73	0.61	0.70	0.70	16.83%	303,787
Apr 11, 2025	0.58	0.64	0.52	0.60	0.60	3.90%	200,351
Apr 10, 2025	0.60	0.60	0.52	0.58	0.58	-2.10%	123,938
Apr 9, 2025	0.53	0.61	0.51	0.59	0.59	5.34%	490,775
Apr 8, 2025	0.60	0.63	0.56	0.56	0.56	-6.64%	177,175
Apr 7, 2025	0.55	0.62	0.51	0.60	0.60	3.06%	239,661
Apr 4, 2025	0.60	0.63	0.56	0.58	0.58	-6.73%	297,502
Apr 3, 2025	0.69	0.71	0.62	0.62	0.62	-11.61%	334,367
Apr 2, 2025	0.69	0.72	0.69	0.71	0.71	1.73%	59,561
Apr 1, 2025	0.68	0.75	0.68	0.69	0.69	-3.61%	178,963
Mar 31, 2025	0.76	0.76	0.70	0.72	0.72	-6.07%	185,509
Mar 28, 2025	0.85	0.85	0.76	0.77	0.77	-10.88%	321,334
Mar 27, 2025	0.87	0.90	0.86	0.86	0.86	-3.36%	83,318
Mar 26, 2025	0.89	0.90	0.86	0.89	0.89	-1.00%	142,225
Mar 25, 2025	0.83	0.92	0.81	0.90	0.90	9.97%	158,921
Mar 24, 2025	0.82	0.92	0.80	0.82	0.82	-0.57%	437,158
Mar 21, 2025	0.76	0.83	0.76	0.82	0.82	5.74%	130,637
Mar 20, 2025	0.76	0.78	0.76	0.78	0.78	1.65%	42,455