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Spero Therapeutics Inc (SPRO)
NASDAQ:SPRO
Time Period
1Y
Events
Historical Prices
Rows:
Mar 04, 2026
2.21
2.31
2.20
2.29
2.29
+4.57%
315,136
1.13
Mar 03, 2026
2.13
2.21
2.11
2.19
2.19
0.00%
228,839
0.81
Mar 02, 2026
2.12
2.21
2.12
2.19
2.19
+0.92%
195,918
0.68
Feb 27, 2026
2.22
2.27
2.15
2.17
2.17
-1.81%
290,164
1.02
Feb 26, 2026
2.22
2.25
2.17
2.21
2.21
-0.45%
273,237
0.96
Feb 25, 2026
2.22
2.26
2.19
2.22
2.22
-0.45%
236,714
0.83
Feb 24, 2026
2.23
2.26
2.15
2.23
2.23
-0.45%
682,853
2.39
Feb 23, 2026
2.32
2.33
2.20
2.24
2.24
-2.61%
565,908
2.03
Feb 20, 2026
2.38
2.39
2.28
2.30
2.30
-4.17%
159,081
0.56
Feb 19, 2026
2.33
2.41
2.32
2.40
2.40
+3.00%
172,787
0.60
Feb 18, 2026
2.35
2.41
2.32
2.33
2.33
-0.85%
266,054
0.92
Feb 17, 2026
2.39
2.40
2.30
2.35
2.35
-1.67%
283,174
0.96
Feb 16, 2026
2.38
2.44
2.38
2.39
2.39
0.00%
0
0.00
Feb 13, 2026
2.38
2.44
2.38
2.39
2.39
+0.42%
136,759
0.44
Feb 12, 2026
2.37
2.41
2.32
2.38
2.38
+0.42%
104,212
0.32
Feb 11, 2026
2.37
2.43
2.32
2.37
2.37
+0.42%
138,164
0.42
Feb 10, 2026
2.40
2.40
2.35
2.36
2.36
0.00%
173,628
0.52
Feb 09, 2026
2.40
2.40
2.28
2.36
2.36
-2.48%
349,226
1.03
Feb 06, 2026
2.31
2.43
2.31
2.42
2.42
+5.22%
1,027,764
3.11
Feb 05, 2026
2.25
2.49
2.25
2.30
2.30
+0.44%
748,657
2.28
Feb 04, 2026
2.26
2.32
2.19
2.29
2.29
+7.01%
937,759
2.89
Feb 03, 2026
2.21
2.29
2.10
2.14
2.14
-4.04%
440,521
1.36
Feb 02, 2026
2.15
2.27
2.14
2.23
2.23
+1.83%
277,128
0.84
Jan 30, 2026
2.24
2.25
2.18
2.19
2.19
-2.67%
244,496
0.74
Jan 29, 2026
2.23
2.30
2.22
2.25
2.25
+0.90%
168,873
0.51
Jan 28, 2026
2.36
2.37
2.22
2.23
2.23
-5.91%
369,419
1.10
Jan 27, 2026
2.45
2.45
2.35
2.37
2.37
-3.27%
244,759
0.72
Jan 26, 2026
2.43
2.47
2.37
2.45
2.45
+0.41%
181,741
0.53
Jan 23, 2026
2.44
2.46
2.42
2.44
2.44
-0.41%
147,705
0.42
Jan 22, 2026
2.34
2.46
2.32
2.45
2.45
+3.81%
299,606
0.82
Jan 21, 2026
2.38
2.41
2.32
2.36
2.36
-0.84%
160,224
0.28
Jan 20, 2026
2.40
2.40
2.31
2.38
2.38
-1.24%
276,599
0.49
Jan 19, 2026
2.40
2.42
2.34
2.41
2.41
0.00%
0
0.00
Jan 16, 2026
2.40
2.42
2.34
2.41
2.41
+0.42%
266,138
0.46
Jan 15, 2026
2.50
2.51
2.39
2.40
2.40
-4.38%
222,282
0.38
Jan 14, 2026
2.45
2.52
2.41
2.51
2.51
+2.45%
215,618
0.37
Jan 13, 2026
2.51
2.52
2.45
2.45
2.45
-2.39%
168,061
0.28
Jan 12, 2026
2.53
2.55
2.48
2.51
2.51
-1.57%
167,825
0.28
Jan 09, 2026
2.57
2.57
2.52
2.55
2.55
-0.78%
150,689
0.25
Jan 08, 2026
2.59
2.60
2.51
2.57
2.57
-1.15%
284,645
0.46
Jan 07, 2026
2.51
2.66
2.49
2.60
2.60
+3.59%
322,197
0.51
Jan 06, 2026
2.44
2.52
2.42
2.51
2.51
+3.29%
283,155
0.45
Jan 05, 2026
2.38
2.47
2.38
2.43
2.43
+3.40%
304,552
0.48
Jan 02, 2026
2.32
2.37
2.30
2.35
2.35
+0.86%
247,408
0.39
Dec 31, 2025
2.27
2.33
2.27
2.33
2.33
+2.64%
218,071
0.35
Dec 30, 2025
2.29
2.30
2.27
2.27
2.27
-1.30%
195,538
0.31
Dec 29, 2025
2.31
2.32
2.27
2.30
2.30
-0.86%
163,617
0.26
Dec 26, 2025
2.33
2.37
2.27
2.32
2.32
-0.85%
280,387
0.44
Dec 24, 2025
2.32
2.36
2.31
2.34
2.34
+0.43%
89,843
0.14
Dec 23, 2025
2.36
2.42
2.31
2.33
2.33
-1.69%
245,253
0.38
Rows: