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NASDAQ:CMPX Compass Therapeutics, Inc. Stock
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Share price · NASDAQ:CMPX
$0.787 USD +0.030 (+4.0%)
Close on Oct 30, 2026
- Day range
- $0.740 – $0.797 USDOct 30, 2026
- Volume
- 2.92M sharesOct 30, 2026
- Market cap
- $141.6M USDAt the close on Oct 30, 2026 · price × 180.1M shares outstanding
- 52-week range
- $0.730 – $6.880 USDLowest and highest trades, Oct 31, 2025 – Oct 30, 2026
- Traded on an average day
- $6.20M USDMedian day 2.86M shares · last 3 months, Jul 30, 2026 – Oct 30, 2026
Prices by listing
| Listing | Last | Change | Volume | Open | High | Low | Previous close | Price from |
|---|---|---|---|---|---|---|---|---|
| NASDAQ:CMPX · Home | $0.787 USD | +0.030 (+4.0%) | 2,918,232 | $0.756 | $0.797 | $0.740 | $0.756 | Close on Oct 30, 2026 |
Daily closes
Last 3 months, Jul 30, 2026 – Oct 30, 2026 · NASDAQ:CMPX · USD, adjusted for splits
| Day | Close | Change | % | Open | High | Low | Volume |
|---|---|---|---|---|---|---|---|
| $0.787 | +0.030 | +4.0% | $0.756 | $0.797 | $0.740 | 2,918,232 | |
| $0.756 | -0.004 | -0.5% | $0.780 | $0.810 | $0.751 | 2,025,282 | |
| $0.760 | +0.013 | +1.7% | $0.745 | $0.775 | $0.730 | 1,796,676 | |
| $0.747 | +0.000 | 0.0% | $0.752 | $0.785 | $0.730 | 2,210,224 | |
| $0.747 | -0.014 | -1.8% | $0.750 | $0.793 | $0.741 | 2,231,672 | |
| $0.761 | -0.040 | -5.1% | $0.781 | $0.807 | $0.750 | 2,128,369 | |
| $0.802 | -0.013 | -1.6% | $0.813 | $0.841 | $0.780 | 2,173,546 | |
| $0.815 | -0.019 | -2.3% | $0.822 | $0.845 | $0.808 | 1,544,138 | |
| $0.833 | -0.002 | -0.2% | $0.833 | $0.868 | $0.822 | 1,883,132 | |
| $0.835 | -0.025 | -2.9% | $0.870 | $0.889 | $0.826 | 3,119,040 | |
| $0.860 | -0.037 | -4.1% | $0.900 | $0.909 | $0.860 | 2,038,934 | |
| $0.897 | +0.018 | +2.0% | $0.860 | $0.905 | $0.850 | 3,339,175 | |
| $0.879 | +0.022 | +2.6% | $0.831 | $0.882 | $0.822 | 4,969,084 | |
| $0.857 | -0.081 | -8.6% | $0.931 | $0.938 | $0.854 | 3,800,409 | |
| $0.938 | -0.055 | -5.6% | $0.990 | $0.990 | $0.920 | 4,436,731 | |
| $0.993 | +0.010 | +1.0% | $0.993 | $1.050 | $0.978 | 3,670,889 | |
| $0.983 | -0.037 | -3.6% | $1.010 | $1.010 | $0.957 | 7,042,690 | |
| $1.020 | +0.022 | +2.2% | $0.980 | $1.055 | $0.965 | 2,792,590 | |
| $0.998 | +0.037 | +3.9% | $0.990 | $1.020 | $0.940 | 7,286,326 | |
| $0.961 | +0.104 | +12.1% | $0.910 | $1.000 | $0.890 | 15,831,950 | |
| $0.857 | -0.044 | -4.9% | $0.940 | $0.980 | $0.829 | 20,754,221 | |
| $0.901 | -0.139 | -13.4% | $1.030 | $1.055 | $0.901 | 10,067,700 | |
| $1.040 | -0.060 | -5.5% | $1.100 | $1.100 | $1.020 | 5,656,969 | |
| $1.100 | -0.010 | -0.9% | $1.125 | $1.150 | $1.090 | 3,500,547 | |
| $1.110 | -0.020 | -1.8% | $1.150 | $1.150 | $1.100 | 3,704,884 | |
| $1.130 | -0.005 | -0.4% | $1.170 | $1.195 | $1.120 | 3,532,924 | |
| $1.135 | -0.035 | -3.0% | $1.170 | $1.170 | $1.100 | 4,539,648 | |
| $1.170 | -0.070 | -5.6% | $1.220 | $1.230 | $1.130 | 7,693,255 | |
| $1.240 | -0.580 | -31.9% | $1.250 | $1.440 | $1.150 | 27,202,789 | |
| $1.820 | -0.080 | -4.2% | $1.880 | $1.880 | $1.800 | 2,987,340 | |
| $1.900 | +0.050 | +2.7% | $1.860 | $1.900 | $1.810 | 8,210,036 | |
| $1.850 | +0.020 | +1.1% | $1.880 | $1.940 | $1.840 | 2,515,917 | |
| $1.830 | -0.020 | -1.1% | $1.870 | $1.895 | $1.800 | 2,242,999 | |
| $1.850 | -0.110 | -5.6% | $1.980 | $1.980 | $1.850 | 2,440,059 | |
| $1.960 | -0.040 | -2.0% | $2.025 | $2.040 | $1.960 | 2,278,976 | |
| $2.000 | -0.050 | -2.4% | $2.080 | $2.090 | $1.955 | 4,828,614 | |
| $2.050 | -0.130 | -6.0% | $2.170 | $2.170 | $2.040 | 2,541,061 | |
| $2.180 | -0.030 | -1.4% | $2.220 | $2.249 | $2.170 | 2,614,911 | |
| $2.210 | -0.170 | -7.1% | $2.320 | $2.325 | $2.200 | 2,428,040 | |
| $2.380 | +0.010 | +0.4% | $2.340 | $2.445 | $2.330 | 2,548,324 | |
| $2.370 | -0.060 | -2.5% | $2.440 | $2.440 | $2.345 | 2,559,952 | |
| $2.430 | +0.120 | +5.2% | $2.310 | $2.460 | $2.310 | 2,539,819 | |
| $2.310 | -0.080 | -3.3% | $2.370 | $2.395 | $2.290 | 1,512,903 | |
| $2.390 | -0.010 | -0.4% | $2.400 | $2.400 | $2.310 | 3,523,042 | |
| $2.400 | -0.120 | -4.8% | $2.510 | $2.510 | $2.400 | 2,567,637 | |
| $2.520 | +0.090 | +3.7% | $2.440 | $2.530 | $2.400 | 1,941,408 | |
| $2.430 | -0.100 | -4.0% | $2.510 | $2.520 | $2.410 | 1,445,009 | |
| $2.530 | +0.130 | +5.4% | $2.400 | $2.550 | $2.390 | 2,295,274 | |
| $2.400 | 0.000 | 0.0% | $2.420 | $2.430 | $2.320 | 974,876 | |
| $2.400 | +0.040 | +1.7% | $2.390 | $2.450 | $2.330 | 2,032,331 | |
| $2.360 | -0.120 | -4.8% | $2.420 | $2.455 | $2.310 | 2,179,350 | |
| $2.480 | +0.090 | +3.8% | $2.420 | $2.520 | $2.410 | 3,903,263 | |
| $2.390 | +0.080 | +3.5% | $2.275 | $2.440 | $2.240 | 2,934,326 | |
| $2.310 | +0.060 | +2.7% | $2.200 | $2.370 | $2.200 | 2,369,229 | |
| $2.250 | -0.010 | -0.4% | $2.300 | $2.300 | $2.230 | 1,362,180 | |
| $2.260 | -0.110 | -4.6% | $2.360 | $2.370 | $2.230 | 2,272,293 | |
| $2.370 | +0.170 | +7.7% | $2.200 | $2.385 | $2.165 | 8,291,258 | |
| $2.200 | -0.020 | -0.9% | $2.200 | $2.380 | $2.200 | 3,984,649 | |
| $2.220 | +0.070 | +3.3% | $2.150 | $2.230 | $2.110 | 4,205,751 | |
| $2.150 | +0.160 | +8.0% | $2.050 | $2.175 | $2.030 | 3,827,246 | |
| $1.990 | +0.100 | +5.3% | $1.930 | $2.000 | $1.870 | 6,688,585 | |
| $1.890 | -0.090 | -4.5% | $2.000 | $2.010 | $1.850 | 4,253,430 | |
| $1.980 | +0.095 | +5.0% | $1.900 | $2.000 | $1.890 | 3,050,298 | |
| $1.885 | -0.025 | -1.3% | $1.940 | $1.950 | $1.850 | 3,511,490 | |
| $1.910 | -0.030 | -1.5% | $1.950 | $1.960 | $1.860 | 2,640,537 | |
| $1.940 | 0.000 | 0.0% | $1.930 | $1.959 | $1.910 | 1,913,204 |
- Ticker
- NASDAQ:CMPX
- Asset type
- Stock
- Sector
- Health care
- Industry
- Biotechnology
- Exchange
- NASDAQ
- Currency
- USD
What changed lately
Latest news release · Oct 24, 2026
Compass Therapeutics Announces Publication of Phase 2/3 COMPANION-002 Results for Tovecimig in the Journal of Clinical Oncology and Oral Presentation at ESMO 2026
Latest deck · September 2026
Investor Presentation (September 2026)
Investor deck · 45 slides
Calls
Replays
Compass Therapeutics (NASDAQ:CMPX) Q2 2025 Earnings Call
Mon, Aug 11, 2025 · 8:00 AM ET
Watch Transcript
Latest news
Compass Therapeutics Announces Publication of Phase 2/3 COMPANION-002 Results for Tovecimig in the Journal of Clinical Oncology and Oral Presentation at ESMO 2026
Oct 24, 2026
Closed $0.747 (-1.8%) on Oct 26, 2026
Compass Announces Inducement Grants Under Nasdaq Listing Rule 5635(c)(4)
Oct 14, 2026
Closed $0.897 (+2.0%) on Oct 15, 2026
Compass Therapeutics Provides Regulatory Update on Tovecimig in Biliary Tract Cancer Following FDA Feedback
Sep 22, 2026
Closed $1.24 (-31.9%) on Sep 22, 2026
Compass Therapeutics Reports 2026 Second Quarter Financial Results and Provides Corporate Update
Aug 6, 2026
Closed $1.99 (+5.3%) on Aug 6, 2026
Compass Therapeutics Announces Tovecimig Data Accepted for an Oral Presentation at the ESMO Congress 2026
Jul 17, 2026
Closed $2.05 (-2.4%) on Jul 17, 2026
Compass Therapeutics to Participate in Upcoming June Investor Events
May 28, 2026
Closed $2.41 (+6.2%) on May 28, 2026
Compass Therapeutics to Present Promising Phase 1 Clinical Data for CTX-8371 in Patients with Advanced Malignancies Treated in the Post-Checkpoint Inhibitor Setting at the 2026 ASCO Annual Meeting
May 21, 2026
Closed $2.07 (+7.3%) on May 22, 2026
Compass Therapeutics Reports 2026 First Quarter Financial Results and Provides Corporate Update
May 5, 2026
Closed $1.95 (+0.5%) on May 5, 2026
Decks
Investor Presentation (September 2026)
Investor deck · 45 slides · September 2026
Investor Presentation (July 2026)
Investor deck · 45 slides · Jul 1, 2026
Investor Presentation (April 2026)
Investor deck · 16 slides · Apr 27, 2026
Q2 2025 Earnings Presentation
Earnings · 18 slides · Aug 11, 2025
Compass Therapeutics, Inc. on 6ix
- Sector
- Health care
- Industry
- Biotechnology
- News releases
- 19 in the last 12 months · 101 in all · newest Oct 24, 2026 · oldest 2021
- Calls
- 1 call with a replay · 1 with a transcript · latest Aug 11, 2025
- Decks
- 8 decks · latest September 2026
Where Compass Therapeutics, Inc. is listed
| Listing | Exchange | Country | Currency |
|---|---|---|---|
| NASDAQ:CMPX · Home listing · This page | NASDAQ | United States | USD |
| BOATS:CMPX | BOATS | United States | USD |
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