Compass Therapeutics, Inc. (CMPX)
 NASDAQ: CMPX · Real-Time Price · USD
 3.720
 -0.060 (-1.59%)
  Oct 30, 2025, 4:00 PM EDT - Market closed
Compass Therapeutics Stock Price History
Historical Data
| Date | Open | High | Low | Close | Adj. Close | Change | Volume | 
|---|---|---|---|---|---|---|---|
| Oct 30, 2025 | 3.74 | 3.85 | 3.68 | 3.72 | 3.72 | -1.59% | 867,940 | 
| Oct 29, 2025 | 4.08 | 4.08 | 3.77 | 3.78 | 3.78 | -7.80% | 1,630,829 | 
| Oct 28, 2025 | 4.09 | 4.27 | 3.99 | 4.10 | 4.10 | -0.24% | 923,089 | 
| Oct 27, 2025 | 3.98 | 4.20 | 3.95 | 4.11 | 4.11 | 3.53% | 1,351,925 | 
| Oct 24, 2025 | 3.90 | 4.11 | 3.89 | 3.97 | 3.97 | 2.06% | 843,127 | 
| Oct 23, 2025 | 4.14 | 4.17 | 3.86 | 3.89 | 3.89 | -6.49% | 1,227,561 | 
| Oct 22, 2025 | 4.06 | 4.21 | 3.88 | 4.16 | 4.16 | 1.46% | 6,641,121 | 
| Oct 21, 2025 | 4.05 | 4.26 | 4.00 | 4.10 | 4.10 | 1.23% | 1,244,226 | 
| Oct 20, 2025 | 4.28 | 4.37 | 4.01 | 4.05 | 4.05 | -4.93% | 1,420,915 | 
| Oct 17, 2025 | 4.35 | 4.46 | 4.15 | 4.26 | 4.26 | -5.75% | 1,841,660 | 
| Oct 16, 2025 | 4.77 | 4.86 | 4.43 | 4.52 | 4.52 | -5.24% | 1,526,962 | 
| Oct 15, 2025 | 4.34 | 4.78 | 4.34 | 4.77 | 4.77 | 9.91% | 2,075,079 | 
| Oct 14, 2025 | 4.20 | 4.39 | 4.12 | 4.34 | 4.34 | 1.28% | 588,757 | 
| Oct 13, 2025 | 4.25 | 4.40 | 4.06 | 4.29 | 4.29 | 1.06% | 1,581,768 | 
| Oct 10, 2025 | 4.07 | 4.31 | 4.00 | 4.24 | 4.24 | 4.18% | 2,417,406 | 
| Oct 9, 2025 | 3.88 | 4.09 | 3.84 | 4.07 | 4.07 | 4.36% | 1,681,827 | 
| Oct 8, 2025 | 3.61 | 3.93 | 3.55 | 3.90 | 3.90 | 8.03% | 1,785,380 | 
| Oct 7, 2025 | 3.67 | 3.68 | 3.52 | 3.61 | 3.61 | -1.63% | 1,809,188 | 
| Oct 6, 2025 | 3.80 | 3.80 | 3.44 | 3.67 | 3.67 | -0.81% | 2,120,980 | 
| Oct 3, 2025 | 3.47 | 3.72 | 3.46 | 3.70 | 3.70 | 6.63% | 1,584,581 | 
| Oct 2, 2025 | 3.37 | 3.50 | 3.36 | 3.47 | 3.47 | 3.27% | 1,362,471 | 
| Oct 1, 2025 | 3.50 | 3.52 | 3.31 | 3.36 | 3.36 | -4.00% | 2,688,018 | 
| Sep 30, 2025 | 3.79 | 3.83 | 3.49 | 3.50 | 3.50 | -8.38% | 2,814,281 | 
| Sep 29, 2025 | 3.75 | 3.82 | 3.67 | 3.82 | 3.82 | 2.14% | 1,076,199 | 
| Sep 26, 2025 | 3.49 | 3.77 | 3.43 | 3.74 | 3.74 | 7.16% | 1,520,291 | 
| Sep 25, 2025 | 3.49 | 3.59 | 3.41 | 3.49 | 3.49 | - | 1,170,362 | 
| Sep 24, 2025 | 3.41 | 3.54 | 3.38 | 3.49 | 3.49 | 3.41% | 1,110,565 | 
| Sep 23, 2025 | 3.50 | 3.61 | 3.37 | 3.38 | 3.38 | -3.30% | 1,528,012 | 
| Sep 22, 2025 | 3.40 | 3.50 | 3.28 | 3.49 | 3.49 | 2.95% | 1,950,816 | 
| Sep 19, 2025 | 3.80 | 3.81 | 3.38 | 3.39 | 3.39 | -7.88% | 6,709,160 | 
| Sep 18, 2025 | 3.51 | 3.71 | 3.51 | 3.68 | 3.68 | 4.84% | 681,295 | 
| Sep 17, 2025 | 3.60 | 3.68 | 3.48 | 3.51 | 3.51 | -2.77% | 807,155 | 
| Sep 16, 2025 | 3.67 | 3.77 | 3.60 | 3.61 | 3.61 | -2.17% | 818,981 | 
| Sep 15, 2025 | 3.63 | 3.72 | 3.44 | 3.69 | 3.69 | 3.36% | 1,266,886 | 
| 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 |