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Compass Therapeutics, Inc. (CMPX)
NASDAQ: CMPX · Real-Time Price · USD
2.000
-0.050 (-2.44%)
At close: Sep 11, 2026, 4:00 PM EDT
2.030
+0.030 (1.50%)
After-hours: Sep 11, 2026, 7:58 PM EDT

Compass Therapeutics Stock Price History

Historical Data

DateOpenHighLowCloseAdj. CloseChangeVolume
Sep 11, 20262.082.091.962.002.00-2.44%4,826,227
Sep 10, 20262.172.172.042.052.05-5.96%2,535,028
Sep 9, 20262.222.252.172.182.18-1.36%2,608,188
Sep 8, 20262.322.332.202.212.21-7.14%2,423,656
Sep 4, 20262.342.452.332.382.380.42%2,548,324
Sep 3, 20262.442.442.352.372.37-2.47%2,559,952
Sep 2, 20262.312.462.312.432.435.19%2,539,819
Sep 1, 20262.372.402.292.312.31-3.35%1,512,903
Aug 31, 20262.402.402.312.392.39-0.42%3,523,042
Aug 28, 20262.512.512.402.402.40-4.76%2,567,637
Aug 27, 20262.442.532.402.522.523.70%1,941,408
Aug 26, 20262.512.522.412.432.43-3.95%1,445,009
Aug 25, 20262.402.552.392.532.535.42%2,295,274
Aug 24, 20262.422.432.322.402.40-974,876
Aug 21, 20262.392.452.332.402.401.69%2,032,331
Aug 20, 20262.422.462.312.362.36-4.84%2,179,350
Aug 19, 20262.422.522.412.482.483.77%3,903,263
Aug 18, 20262.282.442.242.392.393.46%2,934,326
Aug 17, 20262.202.372.202.312.312.67%2,369,229
Aug 14, 20262.302.302.232.252.25-0.44%1,362,180
Aug 13, 20262.362.372.232.262.26-4.64%2,272,293
Aug 12, 20262.202.392.172.372.377.73%8,291,258
Aug 11, 20262.202.382.202.202.20-0.90%3,984,649
Aug 10, 20262.152.232.112.222.223.26%4,205,751
Aug 7, 20262.052.182.032.152.158.04%3,827,246
Aug 6, 20261.932.001.871.991.995.29%6,688,585
Aug 5, 20262.002.011.851.891.89-4.55%4,253,430
Aug 4, 20261.902.001.891.981.985.04%3,050,298
Aug 3, 20261.941.951.851.891.89-1.31%3,511,490
Jul 31, 20261.951.961.861.911.91-1.55%2,640,537
Jul 30, 20261.931.961.911.941.94-1,913,204
Jul 29, 20262.042.041.941.941.94-4.90%3,176,181
Jul 28, 20262.072.081.972.042.04-1.92%3,147,926
Jul 27, 20262.112.232.082.082.080.48%3,401,640
Jul 24, 20262.122.142.062.072.07-2.36%1,589,937
Jul 23, 20262.022.141.992.122.123.92%2,266,567
Jul 22, 20262.092.112.002.042.04-2.86%1,771,804
Jul 21, 20262.022.102.012.102.103.96%1,620,718
Jul 20, 20262.072.132.012.022.02-1.46%1,906,655
Jul 17, 20262.062.122.012.052.05-2.38%2,143,118
Jul 16, 20262.132.152.072.102.10-1.87%1,760,205
Jul 15, 20262.182.192.112.142.14-2.28%1,685,244
Jul 14, 20262.252.262.182.192.19-3.10%2,013,765
Jul 13, 20262.302.312.192.262.26-3.00%1,879,366
Jul 10, 20262.302.362.192.332.330.87%2,797,353
Jul 9, 20262.332.362.272.312.31-1.28%1,972,847
Jul 8, 20262.262.352.212.342.340.86%3,881,914
Jul 7, 20262.302.322.152.322.321.31%3,212,752
Jul 6, 20262.272.302.202.292.290.88%2,481,789
Jul 2, 20262.202.292.172.272.274.13%2,939,846