CMPX - Company ID 0001738021
Compass Therapeutics, Inc. has filed 347 public company documents between 2018 and 2026. The most frequent type is insider trade (112 filings), alongside the regular cadence of annual reports, quarterly reports, and event disclosures every public company must make. Use the filters to focus on one filing type, or flip the sort to trace the company's history from its earliest paperwork.
Data parsed from SEC EDGAR XBRL filings. See the full market cap rankings.
| Type | Filing | Filed | Period covered | Open |
|---|---|---|---|---|
| DEL AM | DEL AM | 6mo ago2025-12-31 | - | View filing |
| S-3 | Securities registration | 6mo ago2025-12-30 | - | View filing |
| 4 | Insider trade | 7mo ago2025-11-18 | 2025-11-16 | View filing |
| SCHEDULE 13G/A | SCHEDULE 13G/A | 8mo ago2025-11-14 | - | View filing |
| SCHEDULE 13G/A | SCHEDULE 13G/A | 8mo ago2025-11-14 | - | View filing |
| SCHEDULE 13G | SCHEDULE 13G | 8mo ago2025-11-14 | - | View filing |
| 10-Q | Quarterly report | 8mo ago2025-11-05 | 2025-09-30 | View filing |
| 8-K | Major company event | 8mo ago2025-11-05 | 2025-11-05 | View filing |
| SCHEDULE 13G | SCHEDULE 13G | 8mo ago2025-10-29 | - | View filing |
| SCHEDULE 13G/A | SCHEDULE 13G/A | 10mo ago2025-08-21 | - | View filing |
| SCHEDULE 13D/A | SCHEDULE 13D/A | 10mo ago2025-08-18 | - | View filing |
| SCHEDULE 13D/A | SCHEDULE 13D/A | 11mo ago2025-08-15 | - | View filing |
| SCHEDULE 13G/A | SCHEDULE 13G/A | 11mo ago2025-08-14 | - | View filing |
| SCHEDULE 13G/A | SCHEDULE 13G/A | 11mo ago2025-08-14 | - | View filing |
| SCHEDULE 13G/A | SCHEDULE 13G/A | 11mo ago2025-08-14 | - | View filing |
| 8-K | Major company event | 11mo ago2025-08-13 | 2025-08-12 | View filing |
| 424B5 | Prospectus supplement | 11mo ago2025-08-13 | - | View filing |
| SCHEDULE 13G | SCHEDULE 13G | 11mo ago2025-08-13 | - | View filing |
| SCHEDULE 13G/A | SCHEDULE 13G/A | 11mo ago2025-08-12 | - | View filing |
| 424B5 | Prospectus supplement | 11mo ago2025-08-12 | - | View filing |
| 10-Q | Quarterly report | 11mo ago2025-08-11 | 2025-06-30 | View filing |
| 8-K | Major company event | 11mo ago2025-08-11 | 2025-08-11 | View filing |
| SCHEDULE 13G/A | SCHEDULE 13G/A | 12mo ago2025-07-16 | - | View filing |
| 8-K | Major company event | 1y ago2025-06-12 | 2025-06-11 | View filing |
| 4 | Insider trade | 1y ago2025-05-27 | 2025-05-27 | View filing |
| SCHEDULE 13G/A | SCHEDULE 13G/A | 1y ago2025-05-15 | - | View filing |
| 10-Q | Quarterly report | 1y ago2025-05-08 | 2025-03-31 | View filing |
| 8-K | Major company event | 1y ago2025-05-08 | 2025-05-08 | View filing |
| DEFA14A | Proxy materials | 1y ago2025-04-29 | - | View filing |
| ARS | Annual report to shareholders | 1y ago2025-04-29 | 2024-12-31 | View filing |
| DEF 14A | Proxy statement | 1y ago2025-04-29 | 2025-06-11 | View filing |
| 4 | Insider trade | 1y ago2025-04-11 | 2025-04-09 | View filing |
| 4 | Insider trade | 1y ago2025-04-11 | 2025-04-09 | View filing |
| SCHEDULE 13D/A | SCHEDULE 13D/A | 1y ago2025-04-11 | - | View filing |
| 144 | Insider sale notice | 1y ago2025-04-09 | - | View filing |
| 144 | Insider sale notice | 1y ago2025-04-09 | - | View filing |
| 4 | Insider trade | 1y ago2025-04-08 | 2025-04-07 | View filing |
| 4 | Insider trade | 1y ago2025-04-08 | 2025-04-07 | View filing |
| 8-K | Major company event | 1y ago2025-04-01 | 2025-04-01 | View filing |
| S-8 | Employee stock plan | 1y ago2025-03-27 | - | View filing |
| 10-K | Annual report | 1y ago2025-02-27 | 2024-12-31 | View filing |
| 8-K | Major company event | 1y ago2025-02-27 | 2025-02-27 | View filing |
| SCHEDULE 13G | SCHEDULE 13G | 1y ago2025-02-14 | - | View filing |
| 4 | Insider trade | 1y ago2025-02-13 | 2025-02-11 | View filing |
| 4 | Insider trade | 1y ago2025-02-13 | 2025-02-11 | View filing |
| 4 | Insider trade | 1y ago2025-02-13 | 2025-02-11 | View filing |
| 4 | Insider trade | 1y ago2025-02-13 | 2025-02-11 | View filing |
| 4 | Insider trade | 1y ago2025-02-13 | 2025-02-11 | View filing |
| 4 | Insider trade | 1y ago2025-02-13 | 2025-02-11 | View filing |
| 4 | Insider trade | 1y ago2025-02-13 | 2025-02-11 | View filing |