Spero Therapeutics, Inc. (SPRO)
NASDAQ: SPRO · Real-Time Price · USD
2.035
-0.115 (-5.35%)
Sep 8, 2025, 11:07 AM - Market open
Spero Therapeutics Stock Price History
Historical Data
| Date | Open | High | Low | Close | Adj. Close | Change | Volume |
|---|---|---|---|---|---|---|---|
| Sep 5, 2025 | 2.14 | 2.17 | 2.13 | 2.15 | 2.15 | 0.47% | 175,198 |
| Sep 4, 2025 | 2.08 | 2.20 | 2.07 | 2.14 | 2.14 | 2.88% | 520,743 |
| Sep 3, 2025 | 2.06 | 2.12 | 2.04 | 2.08 | 2.08 | 1.46% | 290,960 |
| Sep 2, 2025 | 2.04 | 2.12 | 2.03 | 2.05 | 2.05 | -0.97% | 417,020 |
| Aug 29, 2025 | 2.01 | 2.07 | 2.00 | 2.07 | 2.07 | 3.50% | 396,975 |
| Aug 28, 2025 | 1.97 | 2.04 | 1.96 | 2.00 | 2.00 | 1.01% | 254,921 |
| Aug 27, 2025 | 1.85 | 2.01 | 1.85 | 1.98 | 1.98 | 7.03% | 555,415 |
| Aug 26, 2025 | 1.83 | 1.88 | 1.83 | 1.85 | 1.85 | - | 161,205 |
| Aug 25, 2025 | 1.89 | 1.90 | 1.85 | 1.85 | 1.85 | -1.07% | 192,412 |
| Aug 22, 2025 | 1.89 | 1.94 | 1.86 | 1.87 | 1.87 | 0.54% | 302,539 |
| Aug 21, 2025 | 1.81 | 1.90 | 1.81 | 1.86 | 1.86 | 1.64% | 536,252 |
| Aug 20, 2025 | 1.81 | 1.85 | 1.80 | 1.83 | 1.83 | -0.54% | 441,978 |
| Aug 19, 2025 | 1.88 | 1.91 | 1.84 | 1.84 | 1.84 | -3.66% | 367,449 |
| Aug 18, 2025 | 1.91 | 1.94 | 1.89 | 1.91 | 1.91 | - | 521,504 |
| Aug 15, 2025 | 1.95 | 1.96 | 1.85 | 1.91 | 1.91 | -3.54% | 1,046,944 |
| Aug 14, 2025 | 1.92 | 2.01 | 1.92 | 1.98 | 1.98 | 2.33% | 626,243 |
| Aug 13, 2025 | 2.15 | 2.15 | 1.92 | 1.94 | 1.94 | -18.01% | 2,491,150 |
| Aug 12, 2025 | 2.21 | 2.38 | 2.21 | 2.36 | 2.36 | 7.27% | 677,646 |
| Aug 11, 2025 | 2.19 | 2.23 | 2.15 | 2.20 | 2.20 | 0.46% | 360,244 |
| Aug 8, 2025 | 2.16 | 2.23 | 2.16 | 2.19 | 2.19 | 0.92% | 402,219 |
| Aug 7, 2025 | 2.25 | 2.27 | 2.13 | 2.17 | 2.17 | -3.98% | 1,003,359 |
| Aug 6, 2025 | 2.15 | 2.31 | 2.15 | 2.26 | 2.26 | 6.60% | 817,747 |
| Aug 5, 2025 | 2.29 | 2.33 | 2.11 | 2.12 | 2.12 | -6.19% | 2,317,529 |
| Aug 4, 2025 | 2.32 | 2.39 | 2.20 | 2.26 | 2.26 | -1.74% | 950,419 |
| Aug 1, 2025 | 2.26 | 2.33 | 2.22 | 2.30 | 2.30 | -0.86% | 518,730 |
| Jul 31, 2025 | 2.17 | 2.44 | 2.17 | 2.32 | 2.32 | 6.67% | 922,466 |
| Jul 30, 2025 | 2.25 | 2.26 | 2.16 | 2.18 | 2.18 | -1.14% | 485,056 |
| Jul 29, 2025 | 2.29 | 2.31 | 2.18 | 2.20 | 2.20 | -4.35% | 879,108 |
| Jul 28, 2025 | 2.30 | 2.35 | 2.29 | 2.30 | 2.30 | -1.29% | 295,621 |
| Jul 25, 2025 | 2.34 | 2.40 | 2.32 | 2.33 | 2.33 | -0.85% | 350,749 |
| Jul 24, 2025 | 2.38 | 2.41 | 2.35 | 2.35 | 2.35 | -1.26% | 368,540 |
| Jul 23, 2025 | 2.40 | 2.45 | 2.37 | 2.38 | 2.38 | -1.24% | 657,756 |
| Jul 22, 2025 | 2.33 | 2.45 | 2.32 | 2.41 | 2.41 | 3.88% | 586,692 |
| Jul 21, 2025 | 2.36 | 2.41 | 2.30 | 2.32 | 2.32 | -2.11% | 534,880 |
| Jul 18, 2025 | 2.48 | 2.53 | 2.35 | 2.37 | 2.37 | -4.44% | 970,578 |
| Jul 17, 2025 | 2.49 | 2.51 | 2.47 | 2.48 | 2.48 | 0.40% | 501,392 |
| Jul 16, 2025 | 2.49 | 2.52 | 2.45 | 2.47 | 2.47 | -0.80% | 867,377 |
| Jul 15, 2025 | 2.61 | 2.63 | 2.47 | 2.49 | 2.49 | -5.68% | 1,027,347 |
| Jul 14, 2025 | 2.79 | 2.84 | 2.61 | 2.64 | 2.64 | -6.05% | 914,240 |
| Jul 11, 2025 | 2.85 | 2.90 | 2.76 | 2.81 | 2.81 | -1.06% | 1,005,881 |
| Jul 10, 2025 | 3.00 | 3.07 | 2.83 | 2.84 | 2.84 | -6.58% | 1,845,890 |
| Jul 9, 2025 | 2.97 | 3.22 | 2.95 | 3.04 | 3.04 | 3.40% | 1,725,044 |
| Jul 8, 2025 | 2.89 | 3.00 | 2.89 | 2.94 | 2.94 | 1.38% | 631,657 |
| Jul 7, 2025 | 2.91 | 2.94 | 2.90 | 2.90 | 2.90 | -0.34% | 844,838 |
| Jul 3, 2025 | 2.90 | 2.94 | 2.90 | 2.91 | 2.91 | 0.34% | 390,072 |
| Jul 2, 2025 | 2.90 | 3.03 | 2.90 | 2.90 | 2.90 | - | 1,098,252 |
| Jul 1, 2025 | 2.92 | 2.95 | 2.90 | 2.90 | 2.90 | - | 645,910 |
| Jun 30, 2025 | 2.99 | 3.00 | 2.90 | 2.90 | 2.90 | -1.36% | 1,156,125 |
| Jun 27, 2025 | 2.91 | 3.09 | 2.90 | 2.94 | 2.94 | 1.38% | 1,691,938 |
| Jun 26, 2025 | 2.94 | 2.94 | 2.87 | 2.90 | 2.90 | - | 557,954 |