Compass Therapeutics, Inc. (CMPX)
NASDAQ: CMPX · Real-Time Price · USD
3.570
+0.040 (1.13%)
At close: Sep 12, 2025, 4:00 PM EDT
3.500
-0.070 (-1.96%)
After-hours: Sep 12, 2025, 7:29 PM EDT
Compass Therapeutics Stock Price History
Historical Data
| Date | Open | High | Low | Close | Adj. Close | Change | Volume |
|---|---|---|---|---|---|---|---|
| Sep 12, 2025 | 3.50 | 3.62 | 3.44 | 3.57 | 3.57 | 1.13% | 595,175 |
| Sep 11, 2025 | 3.52 | 3.70 | 3.37 | 3.53 | 3.53 | 0.28% | 1,960,496 |
| Sep 10, 2025 | 3.47 | 3.61 | 3.45 | 3.52 | 3.52 | 1.15% | 1,653,196 |
| Sep 9, 2025 | 3.45 | 3.51 | 3.37 | 3.48 | 3.48 | 1.16% | 460,359 |
| Sep 8, 2025 | 3.42 | 3.55 | 3.40 | 3.44 | 3.44 | - | 911,181 |
| Sep 5, 2025 | 3.40 | 3.52 | 3.37 | 3.44 | 3.44 | 2.08% | 388,871 |
| Sep 4, 2025 | 3.39 | 3.45 | 3.29 | 3.37 | 3.37 | - | 394,045 |
| Sep 3, 2025 | 3.43 | 3.48 | 3.37 | 3.37 | 3.37 | -1.75% | 321,939 |
| Sep 2, 2025 | 3.45 | 3.52 | 3.38 | 3.43 | 3.43 | -1.72% | 1,300,989 |
| Aug 29, 2025 | 3.49 | 3.50 | 3.29 | 3.49 | 3.49 | - | 702,523 |
| Aug 28, 2025 | 3.31 | 3.62 | 3.29 | 3.49 | 3.49 | 6.40% | 1,397,489 |
| Aug 27, 2025 | 3.14 | 3.31 | 3.08 | 3.28 | 3.28 | 4.13% | 824,170 |
| Aug 26, 2025 | 3.05 | 3.17 | 3.03 | 3.15 | 3.15 | 4.30% | 631,177 |
| Aug 25, 2025 | 3.01 | 3.07 | 2.96 | 3.02 | 3.02 | - | 866,031 |
| Aug 22, 2025 | 2.79 | 3.05 | 2.79 | 3.02 | 3.02 | 7.86% | 1,449,750 |
| Aug 21, 2025 | 2.82 | 2.85 | 2.72 | 2.80 | 2.80 | 0.72% | 753,264 |
| Aug 20, 2025 | 2.77 | 2.85 | 2.67 | 2.78 | 2.78 | 2.21% | 619,724 |
| Aug 19, 2025 | 2.84 | 2.85 | 2.66 | 2.72 | 2.72 | -5.23% | 2,087,996 |
| Aug 18, 2025 | 2.97 | 3.02 | 2.79 | 2.87 | 2.87 | -3.37% | 984,989 |
| Aug 15, 2025 | 2.98 | 3.05 | 2.86 | 2.97 | 2.97 | 0.68% | 1,662,863 |
| Aug 14, 2025 | 3.03 | 3.06 | 2.90 | 2.95 | 2.95 | -4.84% | 2,040,184 |
| Aug 13, 2025 | 3.11 | 3.31 | 3.01 | 3.10 | 3.10 | -2.21% | 7,369,629 |
| Aug 12, 2025 | 3.46 | 3.47 | 3.04 | 3.17 | 3.17 | -5.09% | 1,991,899 |
| Aug 11, 2025 | 2.72 | 3.38 | 2.66 | 3.34 | 3.34 | 23.70% | 1,934,932 |
| Aug 8, 2025 | 2.79 | 2.81 | 2.67 | 2.70 | 2.70 | -2.88% | 572,164 |
| Aug 7, 2025 | 2.92 | 2.92 | 2.74 | 2.78 | 2.78 | -4.47% | 375,025 |
| Aug 6, 2025 | 2.94 | 2.94 | 2.75 | 2.91 | 2.91 | -0.68% | 802,966 |
| Aug 5, 2025 | 2.88 | 3.03 | 2.82 | 2.93 | 2.93 | 2.81% | 1,447,361 |
| Aug 4, 2025 | 2.97 | 3.02 | 2.83 | 2.85 | 2.85 | -3.39% | 814,794 |
| Aug 1, 2025 | 2.90 | 2.97 | 2.80 | 2.95 | 2.95 | -0.67% | 815,266 |
| Jul 31, 2025 | 3.03 | 3.12 | 2.96 | 2.97 | 2.97 | -2.62% | 697,065 |
| Jul 30, 2025 | 3.25 | 3.35 | 3.02 | 3.05 | 3.05 | -3.79% | 912,069 |
| Jul 29, 2025 | 3.23 | 3.25 | 3.13 | 3.17 | 3.17 | -0.94% | 605,431 |
| Jul 28, 2025 | 3.19 | 3.26 | 3.16 | 3.20 | 3.20 | 0.63% | 342,940 |
| Jul 25, 2025 | 3.18 | 3.21 | 3.11 | 3.18 | 3.18 | 0.63% | 594,170 |
| Jul 24, 2025 | 3.35 | 3.37 | 3.13 | 3.16 | 3.16 | -5.11% | 805,248 |
| Jul 23, 2025 | 3.13 | 3.45 | 3.08 | 3.33 | 3.33 | 8.47% | 1,170,221 |
| Jul 22, 2025 | 3.09 | 3.13 | 2.96 | 3.07 | 3.07 | - | 527,784 |
| Jul 21, 2025 | 2.99 | 3.14 | 2.99 | 3.07 | 3.07 | 2.33% | 594,937 |
| Jul 18, 2025 | 3.20 | 3.22 | 2.97 | 3.00 | 3.00 | -4.76% | 662,516 |
| Jul 17, 2025 | 3.15 | 3.27 | 3.10 | 3.15 | 3.15 | 0.64% | 1,242,744 |
| Jul 16, 2025 | 3.02 | 3.18 | 2.97 | 3.13 | 3.13 | 5.03% | 722,272 |
| Jul 15, 2025 | 2.97 | 3.08 | 2.86 | 2.98 | 2.98 | 2.05% | 1,114,365 |
| Jul 14, 2025 | 2.66 | 3.00 | 2.66 | 2.92 | 2.92 | 8.15% | 906,972 |
| Jul 11, 2025 | 2.82 | 2.84 | 2.64 | 2.70 | 2.70 | -5.26% | 1,009,555 |
| Jul 10, 2025 | 2.75 | 2.89 | 2.74 | 2.85 | 2.85 | 4.01% | 905,563 |
| Jul 9, 2025 | 2.64 | 2.78 | 2.64 | 2.74 | 2.74 | 3.40% | 598,429 |
| Jul 8, 2025 | 2.65 | 2.70 | 2.62 | 2.65 | 2.65 | 0.38% | 319,878 |
| Jul 7, 2025 | 2.78 | 2.80 | 2.63 | 2.64 | 2.64 | -5.04% | 536,459 |
| Jul 3, 2025 | 2.65 | 2.87 | 2.61 | 2.78 | 2.78 | 6.11% | 794,726 |