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Compass Therapeutics, Inc. (CMPX) stock

CMPXNasdaqBiological Products, (No Diagnostic Substances)Fiscal year ends December 31
Financials through Q3 FY2026, quarter ended Sep 30, 2026Last filing: 10-Q on Nov 9, 2026Score 7/30
$0.82−0.01 (-1.23%)

Close on Nov 12, 2026Market cap $147.67MP/E –Yield –

Compass Therapeutics market cap

Market capitalization is the share price multiplied by the number of shares outstanding.

Compass Therapeutics's market cap was $149.51M on Nov 11, 2026, against $1.03B a year earlier. Over the last 5 years it ranged from $108.08M to $1.14B, with a median of $290.39M.

Market Cap at the end of each year

PeriodPeriod endValueChange
2026Nov 11, 2026$149.51M-84.3%
2025Dec 31, 2025$953.56M+378.0%
2024Dec 31, 2024$199.50M+0.3%
2023Dec 29, 2023$198.81M-60.9%
2022Dec 30, 2022$508.19M+159.6%
2021Dec 31, 2021$195.78M–

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