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CMPX
Compass Therapeutics, Inc. Common Stock
stockNASDAQ

At CloseNov 13, 2026 3:59:32 PM EST
0.77USD-5.756%(-0.05)1,549,274
After-hoursNov 13, 2026 4:12:30 PM EST
0.774USD+0.155%(+0.001)
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139.05M
Healthcare
Biotechnology
HQ
Boston, MA, USA
Previous Close
$0.82
Beta
1.58
52-Week High
$6.88 2026-02-03
52-Week Low
$0.67 2026-11-06
SMA 50
$1.17
SMA 200
$2.96
Avg. Vol 10D
2.07M
Avg. Vol 30D
3.86M
Avg. Vol 90D
3.66M
Relative Vol
0.35
180.09M
128.74M
40,787,255
0.4200%
3,600,000
11,592
CMPX Profile

compass therapeutics is an antibody discovery and development company focused on comprehensively drugging the tumor-immune synapse with combinations of human monoclonal antibodies, multiclonals, and engineered protein constructs. compass is industrializing antibody discovery and decentralizing biologic validation through a partnership-first mentality that leverages best-in-class technologies and top-tier academic laboratories around the world. novel scientific insights are validated and explored deeply inside our labs before compass pursues the best proprietary combinations of therapeutics into human clinical trials. in 2015, compass quietly closed a $120mm series a financing to fund our ambitious plan to build a fully-integrated biopharmaceutical company from the ground up. our investors are among the most sophisticated venture capitalists in the industry who exemplify our philosophy of building long term economic value only by delivering therapeutics with meaningful efficacy beyond

CMPX Performance
PeriodPriceDateChangeBeta
1W0.762026-11-06+1.75%3.218
1M0.862026-10-13-9.91%1.836
3M2.262026-08-13-65.84%1.809
6M1.972026-05-13-60.81%1.727
1Y4.772025-11-13-83.81%1.582
2Y1.692024-11-13-54.31%—
5Y3.552021-11-12-78.25%1.030
CMPX Stock Summary

Compass Therapeutics, Inc. Common Stock (NASDAQ:CMPX) stock price today is $0.77, and today's volume is 1,352,426. CMPX is down 5.841% today. The 30 day average volume is 3.86M. CMPX market cap is $139.05M with 180.09M shares outstanding.