Spero Therapeutics Inc. (SPRO)
NASDAQ: SPRO
· Real-Time Price · USD
2.05
0.02 (0.99%)
At close: Oct 03, 2025, 3:59 PM
2.05
0.00%
After-hours: Oct 03, 2025, 04:10 PM EDT
SPRO Stock Price History
Historical Data
| Date | Open | High | Low | Close | Adj Close | % Change | Volume |
|---|---|---|---|---|---|---|---|
| Oct 3, 2025 | 2.01 | 2.09 | 1.99 | 2.05 | 2.05 | 0.99% | 379,981 |
| Oct 2, 2025 | 1.99 | 2.04 | 1.94 | 2.03 | 2.03 | 3.57% | 204,086 |
| Oct 1, 2025 | 1.89 | 1.98 | 1.89 | 1.96 | 1.96 | 4.26% | 391,031 |
| Sep 30, 2025 | 1.91 | 1.91 | 1.84 | 1.88 | 1.88 | -1.05% | 385,870 |
| Sep 29, 2025 | 1.89 | 1.93 | 1.88 | 1.90 | 1.90 | 0.53% | 158,728 |
| Sep 26, 2025 | 1.93 | 1.96 | 1.87 | 1.89 | 1.89 | -2.58% | 397,502 |
| Sep 25, 2025 | 1.98 | 1.98 | 1.91 | 1.94 | 1.94 | -1.52% | 249,715 |
| Sep 24, 2025 | 2.02 | 2.04 | 1.97 | 1.97 | 1.97 | -1.99% | 256,042 |
| Sep 23, 2025 | 2.00 | 2.05 | 1.98 | 2.01 | 2.01 | -0.99% | 193,102 |
| Sep 22, 2025 | 2.01 | 2.03 | 1.97 | 2.03 | 2.03 | 1.50% | 345,958 |
| Sep 19, 2025 | 2.02 | 2.05 | 1.96 | 2.00 | 2.00 | 0.00% | 393,615 |
| Sep 18, 2025 | 1.90 | 2.01 | 1.90 | 2.00 | 2.00 | 5.26% | 273,192 |
| Sep 17, 2025 | 1.89 | 1.95 | 1.89 | 1.90 | 1.90 | 0.00% | 148,632 |
| Sep 16, 2025 | 1.88 | 1.91 | 1.87 | 1.90 | 1.90 | 1.06% | 134,200 |
| Sep 15, 2025 | 1.91 | 1.92 | 1.87 | 1.88 | 1.88 | -1.05% | 305,400 |
| Sep 12, 2025 | 1.96 | 1.99 | 1.89 | 1.90 | 1.90 | -2.56% | 391,232 |
| Sep 11, 2025 | 1.94 | 2.02 | 1.94 | 1.95 | 1.95 | 0.52% | 286,700 |
| Sep 10, 2025 | 1.99 | 2.02 | 1.91 | 1.94 | 1.94 | -2.02% | 357,306 |
| Sep 9, 2025 | 1.96 | 2.01 | 1.94 | 1.98 | 1.98 | -1.00% | 223,100 |
| Sep 8, 2025 | 2.16 | 2.18 | 1.86 | 2.00 | 2.00 | -6.98% | 521,520 |
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