Spero Therapeutics, Inc. (SPRO)

Spero Therapeutics Stock Price History

Historical Data

Date	Open	High	Low	Close	Adj. Close	Change	Volume
Dec 29, 2025	2.31	2.32	2.27	2.29	-	-1.29%	121,940
Dec 26, 2025	2.33	2.37	2.27	2.32	2.32	-0.85%	280,367
Dec 24, 2025	2.32	2.36	2.31	2.34	2.34	0.43%	89,842
Dec 23, 2025	2.36	2.42	2.31	2.33	2.33	-1.69%	244,183
Dec 22, 2025	2.32	2.37	2.29	2.37	2.37	2.16%	259,210
Dec 19, 2025	2.35	2.42	2.28	2.32	2.32	1.31%	465,232
Dec 18, 2025	2.33	2.34	2.28	2.29	2.29	-0.87%	290,093
Dec 17, 2025	2.29	2.38	2.29	2.31	2.31	1.76%	308,539
Dec 16, 2025	2.29	2.31	2.26	2.27	2.27	-0.87%	202,614
Dec 15, 2025	2.33	2.35	2.29	2.29	2.29	-1.29%	208,150
Dec 12, 2025	2.36	2.36	2.30	2.32	2.32	-1.28%	287,791
Dec 11, 2025	2.33	2.36	2.31	2.35	2.35	0.86%	186,053
Dec 10, 2025	2.34	2.39	2.31	2.33	2.33	-	335,973
Dec 9, 2025	2.31	2.35	2.26	2.33	2.33	0.87%	349,458
Dec 8, 2025	2.29	2.36	2.27	2.31	2.31	2.21%	323,470
Dec 5, 2025	2.29	2.31	2.25	2.26	2.26	-0.88%	161,019
Dec 4, 2025	2.27	2.33	2.24	2.28	2.28	-	241,722
Dec 3, 2025	2.21	2.29	2.18	2.28	2.28	3.64%	364,377
Dec 2, 2025	2.28	2.29	2.20	2.20	2.20	-3.08%	505,006
Dec 1, 2025	2.33	2.38	2.26	2.27	2.27	-5.42%	367,562
Nov 28, 2025	2.35	2.42	2.33	2.40	2.40	3.00%	136,577
Nov 26, 2025	2.35	2.38	2.28	2.33	2.33	-0.43%	363,195
Nov 25, 2025	2.37	2.37	2.30	2.34	2.34	-1.68%	284,206
Nov 24, 2025	2.34	2.40	2.33	2.38	2.38	3.03%	627,019
Nov 21, 2025	2.22	2.33	2.21	2.31	2.31	2.21%	171,815
Nov 20, 2025	2.40	2.42	2.23	2.26	2.26	-5.04%	435,118
Nov 19, 2025	2.47	2.47	2.33	2.38	2.38	-3.64%	512,698
Nov 18, 2025	2.40	2.49	2.37	2.47	2.47	1.65%	325,366
Nov 17, 2025	2.41	2.57	2.41	2.43	2.43	0.83%	635,133
Nov 14, 2025	2.39	2.48	2.33	2.41	2.41	-1.23%	251,250
Nov 13, 2025	2.66	2.72	2.43	2.44	2.44	-8.27%	881,763
Nov 12, 2025	2.63	2.75	2.61	2.66	2.66	1.53%	752,585
Nov 11, 2025	2.50	2.66	2.50	2.62	2.62	4.80%	675,270
Nov 10, 2025	2.45	2.57	2.45	2.50	2.50	1.63%	481,910
Nov 7, 2025	2.38	2.46	2.35	2.46	2.46	2.93%	514,784
Nov 6, 2025	2.43	2.47	2.38	2.39	2.39	-1.65%	603,829
Nov 5, 2025	2.35	2.48	2.35	2.43	2.43	3.40%	596,286
Nov 4, 2025	2.35	2.47	2.33	2.35	2.35	-1.26%	706,066
Nov 3, 2025	2.44	2.47	2.32	2.38	2.38	-2.06%	447,720
Oct 31, 2025	2.35	2.48	2.33	2.43	2.43	2.97%	493,271
Oct 30, 2025	2.33	2.44	2.31	2.36	2.36	1.29%	332,813
Oct 29, 2025	2.37	2.40	2.30	2.33	2.33	-2.10%	433,938
Oct 28, 2025	2.28	2.42	2.27	2.38	2.38	3.93%	585,780
Oct 27, 2025	2.22	2.30	2.21	2.29	2.29	3.62%	296,186
Oct 24, 2025	2.20	2.25	2.19	2.21	2.21	0.45%	451,821
Oct 23, 2025	2.24	2.28	2.16	2.20	2.20	-2.22%	667,257
Oct 22, 2025	2.30	2.32	2.24	2.25	2.25	-5.06%	1,165,741
Oct 21, 2025	2.31	2.50	2.30	2.37	2.37	3.49%	12,750,029
Oct 20, 2025	2.22	2.32	2.22	2.29	2.29	3.62%	376,862
Oct 17, 2025	2.31	2.32	2.21	2.21	2.21	-5.96%	619,037

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