Compass Therapeutics Inc. (CMPX)
Showing Closing Date Range from Sep 18 to Oct 16, 2026 compared to Aug 20 to Sep 17, 2026.
Compare Last 28 Days with Previous Period
Investor Relations:compasstherapeutics.com
Current Period Close
$0.86
Sep 18, 2026 - Oct 16, 2026
Previous Period Close
$1.85
Aug 20, 2026 - Sep 17, 2026
Net Comparison Delta
$-0.99 (-53.51%)
Relative performance vs prior benchmark
Historical Quotes & Breakdown(21 dates)
| Current Date | Current Close | Previous Date | Previous Close | Delta (%) |
|---|---|---|---|---|
| Oct 16, 2026 | $0.86 | - | - | - |
| Oct 15, 2026 | $0.90 | Sep 17, 2026 | $1.85 | -51.53% |
| Oct 14, 2026 | $0.88 | Sep 16, 2026 | $1.83 | -51.97% |
| Oct 13, 2026 | $0.86 | Sep 15, 2026 | $1.85 | -53.68% |
| Oct 12, 2026 | $0.94 | Sep 14, 2026 | $1.96 | -52.17% |
| Oct 09, 2026 | $0.99 | Sep 11, 2026 | $2.00 | -50.35% |
| Oct 08, 2026 | $0.98 | Sep 10, 2026 | $2.05 | -52.05% |
| Oct 07, 2026 | $1.02 | Sep 09, 2026 | $2.18 | -53.21% |
| Oct 06, 2026 | $1.00 | Sep 08, 2026 | $2.21 | -54.84% |
| Oct 05, 2026 | $0.96 | Sep 04, 2026 | $2.38 | -59.62% |
| Oct 02, 2026 | $0.86 | Sep 03, 2026 | $2.37 | -63.84% |
| Oct 01, 2026 | $0.90 | Sep 02, 2026 | $2.43 | -62.92% |
| Sep 30, 2026 | $1.04 | Sep 01, 2026 | $2.31 | -54.98% |
| Sep 29, 2026 | $1.10 | Aug 31, 2026 | $2.39 | -53.97% |
| Sep 28, 2026 | $1.11 | Aug 28, 2026 | $2.40 | -53.75% |
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