Compass Therapeutics CMPX SEC Filings

NASDAQ CMPX
$0.83 -0.01 (-0.93%)
At close: Nov 11, 2026 · 4:00 PM EST
EDGAR Disclosures

SEC Filings

Source SEC EDGAR

Every SEC filing Compass Therapeutics, Inc. (CMPX) has made, as reported on EDGAR — annual and quarterly reports, current reports, insider transactions and ownership disclosures. Filter by form group, form type or period, and open any filing or its index directly.

Form Type
# Form Type Form Group Accession Date Filing Index
110-QQuarterly & Annual Report0001171843-26-007258Nov 9, 2026 1:00 PM
28-KCurrent Report0001171843-26-007256Nov 9, 2026 1:00 PM
34Insider Transaction0001171843-26-006349Oct 2, 2026 4:00 PM
44Insider Transaction0001171843-26-006235Sep 25, 2026 12:01 PM
58-KCurrent Report0001171843-26-006162Sep 22, 2026 12:30 PM
6SCHEDULE 13GBeneficial Ownership Report0001213900-26-089989Aug 14, 2026 7:59 PM
7SCHEDULE 13GBeneficial Ownership Report0000093751-26-000440Aug 7, 2026 1:13 PM
810-QQuarterly & Annual Report0001171843-26-005295Aug 6, 2026 12:00 PM
98-KCurrent Report0001171843-26-005292Aug 6, 2026 11:30 AM
108-KCurrent Report0001171843-26-004428Jul 1, 2026 9:00 PM
118-KCurrent Report0001171843-26-004224Jun 23, 2026 9:45 PM
128-KCurrent Report0001171843-26-004068Jun 11, 2026 8:00 PM
13SCHEDULE 13GBeneficial Ownership Report0000921895-26-001388May 15, 2026 8:06 PM
1410-QQuarterly & Annual Report0001171843-26-003006May 5, 2026 12:01 PM
158-KCurrent Report0001171843-26-003005May 5, 2026 11:30 AM
164Insider Transaction0001171843-26-002894Apr 30, 2026 8:00 PM
174Insider Transaction0001171843-26-002893Apr 30, 2026 8:00 PM
184Insider Transaction0001171843-26-002840Apr 29, 2026 9:11 PM
194Insider Transaction0001171843-26-002834Apr 29, 2026 8:58 PM
20ARSOthers0001140361-26-017651Apr 29, 2026 12:15 PM
21DEFA14AOthers0001140361-26-017650Apr 29, 2026 12:09 PM
22DEF 14AOthers0001140361-26-017649Apr 29, 2026 12:08 PM
238-KCurrent Report0001171843-26-002720Apr 27, 2026 11:30 AM
24S-8Prospectus0001193125-26-103115Mar 12, 2026 12:01 PM
2510-KQuarterly & Annual Report0001171843-26-001337Mar 5, 2026 12:30 PM
268-KCurrent Report0001171843-26-001336Mar 5, 2026 12:30 PM
27SCHEDULE 13GBeneficial Ownership Report0001193125-26-051513Feb 13, 2026 9:30 PM
284Insider Transaction0001171843-26-000722Feb 10, 2026 1:00 PM
29SCHEDULE 13GBeneficial Ownership Report0002012383-26-000660Jan 21, 2026 5:30 PM
304Insider Transaction0001171843-26-000205Jan 12, 2026 1:00 PM
31EFFECTOthers9999999995-26-000102Jan 7, 2026 5:15 AM
328-KCurrent Report0001171843-26-000083Jan 6, 2026 1:00 PM
334Insider Transaction0001171843-26-000062Jan 5, 2026 9:33 PM
344Insider Transaction0001171843-26-000061Jan 5, 2026 9:33 PM
354Insider Transaction0001171843-26-000060Jan 5, 2026 9:33 PM
364Insider Transaction0001171843-26-000059Jan 5, 2026 9:33 PM
374Insider Transaction0001171843-26-000058Jan 5, 2026 9:33 PM
384Insider Transaction0001171843-26-000057Jan 5, 2026 9:33 PM
394Insider Transaction0001171843-26-000056Jan 5, 2026 9:32 PM
404Insider Transaction0001171843-26-000055Jan 5, 2026 9:32 PM
414Insider Transaction0001171843-26-000054Jan 5, 2026 9:32 PM
424Insider Transaction0001171843-26-000053Jan 5, 2026 9:32 PM
434Insider Transaction0001171843-26-000052Jan 5, 2026 9:32 PM
444Insider Transaction0001171843-26-000051Jan 5, 2026 9:32 PM
453Insider Transaction0001171843-26-000050Jan 5, 2026 9:31 PM
463Insider Transaction0001171843-26-000049Jan 5, 2026 9:30 PM
47CORRESPOthers0001193125-26-001593Jan 5, 2026 1:46 PM
48UPLOADOthers0000000000-26-000023Jan 2, 2026 5:36 PM
49DEL AMOthers0001193125-25-338288Dec 31, 2025 9:02 PM
50S-3Prospectus0001193125-25-337063Dec 30, 2025 9:02 PM
...

Compass Therapeutics, Inc. SEC Filings API

Pull Compass Therapeutics, Inc.'s SEC filing index, with links to every filing and exhibit, into your own tools with the Business Quant SEC Filings API. Swap YOUR_API_KEY for your own key.

https://data.businessquant.com/secfilings?ticker=CMPX&formtype=10-K,10-Q&api_key=YOUR_API_KEY