Company facts
- Industry
- Pharmaceutical Preparations
- Headquarters
- South San Francisco, California
- Most recent report
- 8-K, filed Nov 5, 2026
- Incorporated
- Delaware
- Filings on record
- 800 filings
- On EDGAR
- CIK 1501989
- Fiscal year ends
- December
- Filer status
- Accelerated filer
Financials 8 of 48
News 8 of 133
Prospectuses and Registrations 8 of 42
- S-8 Registration statement for an employee plan Aug 6, 2026
- 424B5 Prospectus supplement for an offering Mar 18, 2026
- 424B5 Prospectus supplement for an offering Mar 16, 2026
- S-3ASR Automatic shelf registration Mar 16, 2026
- S-8 Registration statement for an employee plan Aug 7, 2025
- S-3 Shelf registration statement Aug 7, 2025
- 424B5 Prospectus supplement for an offering May 12, 2025
- S-8 Registration statement for an employee plan Mar 6, 2025
Proxies 8 of 23
- DEFA14A Extra proxy material Apr 30, 2026
- DEF 14A Proxy statement for a shareholder vote Apr 30, 2026
- PRE 14A Preliminary proxy statement Apr 20, 2026
- DEFA14A Extra proxy material Apr 28, 2025
- DEF 14A Proxy statement for a shareholder vote Apr 28, 2025
- DEFA14A Extra proxy material May 1, 2024
- DEFA14A Extra proxy material Apr 4, 2024
- DEF 14A Proxy statement for a shareholder vote Apr 4, 2024
Ownership 8 of 502
- SCHEDULE 13G/A Large holder reported a passive stake, amended Oct 28, 2026
- 4/A Insider reported a trade, amended Oct 16, 2026
- SCHEDULE 13G/A Large holder reported a passive stake, amended Aug 14, 2026
- SCHEDULE 13G/A Large holder reported a passive stake, amended Aug 14, 2026
- SCHEDULE 13G Large holder reported a passive stake Aug 7, 2026
- 4 Insider reported a trade Aug 5, 2026
- 3 Insider reported their initial holding Aug 5, 2026
- SCHEDULE 13G Large holder reported a passive stake Aug 3, 2026
Other 8 of 52
- EFFECT Notice that a registration became effective Aug 18, 2025
- CORRESP Reply to SEC staff Aug 14, 2025
- UPLOAD Comment letter from SEC staff Aug 13, 2025
- EFFECT Notice that a registration became effective Aug 19, 2024
- CORRESP Reply to SEC staff Aug 15, 2024
- UPLOAD Comment letter from SEC staff Aug 15, 2024
- EFFECT Notice that a registration became effective Aug 25, 2023
- CORRESP Reply to SEC staff Aug 23, 2023
Everything here comes from CytomX Therapeutics, Inc.'s own filings on SEC EDGAR. The filing list is rechecked every hour.