CytomX Therapeutics, Inc. SEC filings CTMX
CytomX Therapeutics, Inc. has 800 filings in SEC EDGAR's recent list, going back to Sep 28, 2010. Its latest annual report, Form 10-K, was filed on Mar 16, 2026 for the period ended Dec 31, 2025. The latest quarterly report (Form 10-Q) was filed on Nov 5, 2026, covering the quarter ended Sep 30, 2026. The most recent current report (Form 8-K) was filed on Nov 5, 2026 (results of operations). The company's fiscal year ends on December 31.
| Form | Description | Filed | Period |
|---|---|---|---|
| 8-K |
Current report
Results of operations
|
Nov 5, 2026 | Nov 5, 2026 |
| 10-Q | Quarterly report | Nov 5, 2026 | Sep 30, 2026 |
| S-8 | Employee stock plan registration | Aug 6, 2026 | — |
| 8-K |
Current report
Results of operations
|
Aug 6, 2026 | Aug 6, 2026 |
| 10-Q | Quarterly report | Aug 6, 2026 | Jun 30, 2026 |
| 8-K |
Current report
Officer or director change
|
Jul 27, 2026 | Jul 24, 2026 |
| 8-K |
Current report
Officer or director change, Bylaw or fiscal year change, Shareholder vote results
|
Jun 22, 2026 | Jun 17, 2026 |
| 8-K |
Current report
Material agreement
|
Jun 3, 2026 | May 29, 2026 |
| 8-K |
Current report
Results of operations
|
May 7, 2026 | May 7, 2026 |
| 10-Q | Quarterly report | May 7, 2026 | Mar 31, 2026 |
| DEFA14A | Additional proxy material | Apr 30, 2026 | — |
| DEF 14A | Proxy statement | Apr 30, 2026 | Jun 17, 2026 |
| PRE 14A | Preliminary proxy statement | Apr 20, 2026 | Jun 17, 2026 |
| 8-K |
Current report
Other events
|
Mar 19, 2026 | Mar 17, 2026 |
| 424B5 | Prospectus supplement | Mar 18, 2026 | — |
| 424B5 | Prospectus supplement | Mar 16, 2026 | — |
| S-3ASR | Automatic shelf registration | Mar 16, 2026 | — |
| 8-K |
Current report
Results of operations
|
Mar 16, 2026 | Mar 16, 2026 |
| 10-K | Annual report | Mar 16, 2026 | Dec 31, 2025 |
| 8-K |
Current report
Results of operations
|
Nov 6, 2025 | Nov 6, 2025 |
| 10-Q | Quarterly report | Nov 6, 2025 | Sep 30, 2025 |
| EFFECT | Filing | Aug 18, 2025 | — |
| CORRESP | Letter to the SEC | Aug 14, 2025 | — |
| UPLOAD | Letter from the SEC | Aug 13, 2025 | — |
| 8-K |
Current report
Other events
|
Aug 13, 2025 | Aug 13, 2025 |
| S-8 | Employee stock plan registration | Aug 7, 2025 | — |
| S-3 | Shelf registration | Aug 7, 2025 | — |
| 8-K |
Current report
Results of operations
|
Aug 7, 2025 | Aug 7, 2025 |
| 10-Q | Quarterly report | Aug 7, 2025 | Jun 30, 2025 |
| 8-K |
Current report
Officer or director change, Shareholder vote results
|
Jun 13, 2025 | Jun 11, 2025 |
| 8-K |
Current report
Other events
|
May 28, 2025 | May 27, 2025 |
| 8-K |
Current report
Other events
|
May 13, 2025 | May 12, 2025 |
| 424B5 | Prospectus supplement | May 12, 2025 | — |
| 8-K |
Current report
Results of operations, Other events
|
May 12, 2025 | May 12, 2025 |
| 10-Q | Quarterly report | May 12, 2025 | Mar 31, 2025 |
| DEFA14A | Additional proxy material | Apr 28, 2025 | — |
| DEF 14A | Proxy statement | Apr 28, 2025 | Jun 11, 2025 |
| S-8 | Employee stock plan registration | Mar 6, 2025 | — |
| 8-K |
Current report
Results of operations
|
Mar 6, 2025 | Mar 6, 2025 |
| 10-K | Annual report | Mar 6, 2025 | Dec 31, 2024 |
| 8-K |
Current report
Listing notice
|
Feb 26, 2025 | Feb 24, 2025 |
| 8-K |
Current report
Officer or director change
|
Feb 3, 2025 | Jan 30, 2025 |
| 8-K |
Current report
Exit or restructuring costs
|
Jan 6, 2025 | Jan 6, 2025 |
| 8-K |
Current report
Results of operations
|
Nov 7, 2024 | Nov 7, 2024 |
| 10-Q | Quarterly report | Nov 7, 2024 | Sep 30, 2024 |
| EFFECT | Filing | Aug 19, 2024 | — |
| CORRESP | Letter to the SEC | Aug 15, 2024 | — |
| UPLOAD | Letter from the SEC | Aug 15, 2024 | — |
| S-3 | Shelf registration | Aug 9, 2024 | — |
| 8-K |
Current report
Results of operations
|
Aug 8, 2024 | Aug 8, 2024 |
| 10-Q | Quarterly report | Aug 8, 2024 | Jun 30, 2024 |
| 8-K |
Current report
Officer or director change
|
Jun 17, 2024 | Jun 12, 2024 |
| 8-K |
Current report
Bylaw or fiscal year change, Shareholder vote results
|
May 17, 2024 | May 15, 2024 |
| 8-K |
Current report
Other events
|
May 8, 2024 | May 8, 2024 |
| 8-K |
Current report
Results of operations
|
May 8, 2024 | May 8, 2024 |
| 10-Q | Quarterly report | May 8, 2024 | Mar 31, 2024 |
| DEFA14A | Additional proxy material | May 1, 2024 | — |
| DEFA14A | Additional proxy material | Apr 4, 2024 | — |
| DEF 14A | Proxy statement | Apr 4, 2024 | May 15, 2024 |
| PRE 14A | Preliminary proxy statement | Mar 25, 2024 | May 15, 2024 |
| 8-K |
Current report
Officer or director change, Bylaw or fiscal year change
|
Mar 22, 2024 | Mar 20, 2024 |
| S-8 | Employee stock plan registration | Mar 11, 2024 | — |
| 8-K |
Current report
Results of operations
|
Mar 11, 2024 | Mar 11, 2024 |
| 10-K | Annual report | Mar 11, 2024 | Dec 31, 2023 |
| 8-K |
Current report
Results of operations
|
Nov 7, 2023 | Nov 7, 2023 |
| 10-Q | Quarterly report | Nov 7, 2023 | Sep 30, 2023 |
| 424B3 | Prospectus | Aug 28, 2023 | — |
| EFFECT | Filing | Aug 25, 2023 | — |
| 8-K |
Current report
Material agreement
|
Aug 24, 2023 | Aug 8, 2023 |
| CORRESP | Letter to the SEC | Aug 23, 2023 | — |
| UPLOAD | Letter from the SEC | Aug 22, 2023 | — |
| D | Filing | Aug 17, 2023 | — |
| S-3 | Shelf registration | Aug 16, 2023 | — |
| 8-K |
Current report
Results of operations
|
Aug 8, 2023 | Aug 8, 2023 |
| 10-Q | Quarterly report | Aug 8, 2023 | Jun 30, 2023 |
| 8-K |
Current report
Material agreement, Unregistered share sale
|
Jul 3, 2023 | Jun 29, 2023 |
| 8-K |
Current report
Shareholder vote results
|
Jun 20, 2023 | Jun 14, 2023 |
| 8-K |
Current report
Results of operations
|
May 9, 2023 | May 9, 2023 |
| 10-Q | Quarterly report | May 9, 2023 | Mar 31, 2023 |
| DEFA14A | Additional proxy material | Apr 27, 2023 | — |
| DEF 14A | Proxy statement | Apr 27, 2023 | Jun 14, 2023 |
| S-8 | Employee stock plan registration | Mar 27, 2023 | — |
| 8-K |
Current report
Results of operations
|
Mar 27, 2023 | Mar 27, 2023 |
| 10-K | Annual report | Mar 27, 2023 | Dec 31, 2022 |
| 10-K/A | Amended annual report | Mar 27, 2023 | Dec 31, 2021 |
| 8-K |
Current report
Regulation FD disclosure
|
Mar 10, 2023 | Mar 10, 2023 |
| 8-K |
Current report
Restatement
|
Feb 24, 2023 | Feb 23, 2023 |
| 8-K |
Current report
Material agreement
|
Jan 5, 2023 | Dec 30, 2022 |
| 8-K |
Current report
Material agreement
|
Nov 22, 2022 | Nov 16, 2022 |
| 8-K |
Current report
Results of operations
|
Nov 8, 2022 | Nov 8, 2022 |
| 10-Q | Quarterly report | Nov 8, 2022 | Sep 30, 2022 |
| CT ORDER | Filing | Sep 26, 2022 | — |
| 8-K |
Current report
Officer or director change
|
Sep 23, 2022 | Sep 21, 2022 |
| 8-K |
Current report
Officer or director change
|
Sep 13, 2022 | Sep 8, 2022 |
| 8-K |
Current report
Results of operations
|
Aug 4, 2022 | Aug 4, 2022 |
| 10-Q | Quarterly report | Aug 4, 2022 | Jun 30, 2022 |
| 8-K |
Current report
Exit or restructuring costs, Officer or director change
|
Jul 13, 2022 | Jul 13, 2022 |
| 8-K |
Current report
Other events
|
Jul 6, 2022 | Jul 6, 2022 |
| 8-K |
Current report
Shareholder vote results
|
Jun 21, 2022 | Jun 15, 2022 |
| 8-K |
Current report
Results of operations
|
May 5, 2022 | May 5, 2022 |
| 10-Q | Quarterly report | May 5, 2022 | Mar 31, 2022 |
| DEFA14A | Additional proxy material | Apr 27, 2022 | — |
| DEF 14A | Proxy statement | Apr 27, 2022 | Jun 15, 2022 |
| 8-K |
Current report
Officer or director change
|
Apr 14, 2022 | Apr 11, 2022 |
| 8-K |
Current report
Officer or director change
|
Mar 23, 2022 | Mar 23, 2022 |
| 424B5 | Prospectus supplement | Mar 4, 2022 | — |
| S-8 | Employee stock plan registration | Mar 4, 2022 | — |
| 8-K |
Current report
Results of operations
|
Mar 1, 2022 | Mar 1, 2022 |
| 10-K | Annual report | Mar 1, 2022 | Dec 31, 2021 |
| 8-K |
Current report
Officer or director change
|
Feb 14, 2022 | Feb 14, 2022 |
| 8-K |
Current report
Officer or director change
|
Feb 7, 2022 | Feb 2, 2022 |
| 8-K |
Current report
Regulation FD disclosure
|
Jan 10, 2022 | Jan 10, 2022 |
| CT ORDER | Filing | Dec 29, 2021 | — |
| 8-K |
Current report
Results of operations
|
Nov 4, 2021 | Nov 4, 2021 |
| 10-Q | Quarterly report | Nov 4, 2021 | Sep 30, 2021 |
| 8-K |
Current report
Officer or director change
|
Oct 4, 2021 | Sep 29, 2021 |
| EFFECT | Filing | Aug 18, 2021 | — |
| S-3/A | Filing | Aug 17, 2021 | — |
| CORRESP | Letter to the SEC | Aug 16, 2021 | — |
| UPLOAD | Letter from the SEC | Aug 12, 2021 | — |
| S-3 | Shelf registration | Aug 5, 2021 | — |
| 10-Q | Quarterly report | Aug 5, 2021 | Jun 30, 2021 |
| 8-K |
Current report
Results of operations
|
Aug 5, 2021 | Aug 5, 2021 |
| 8-K |
Current report
Shareholder vote results
|
Jun 22, 2021 | Jun 16, 2021 |
| S-8 | Employee stock plan registration | May 6, 2021 | — |
| 10-Q | Quarterly report | May 6, 2021 | Mar 31, 2021 |
| 8-K |
Current report
Results of operations
|
May 6, 2021 | May 6, 2021 |
| DEFA14A | Additional proxy material | Apr 28, 2021 | — |
| DEF 14A | Proxy statement | Apr 28, 2021 | Jun 16, 2021 |
| SEC STAFF LETTER | Filing | Mar 5, 2021 | — |
| 8-K |
Current report
Officer or director change
|
Mar 4, 2021 | Feb 26, 2021 |
| S-8 | Employee stock plan registration | Feb 24, 2021 | — |
| 8-K |
Current report
Results of operations
|
Feb 24, 2021 | Feb 24, 2021 |
| 10-K | Annual report | Feb 24, 2021 | Dec 31, 2020 |
| SEC STAFF LETTER | Filing | Feb 4, 2021 | — |
| 8-K |
Current report
Other events
|
Jan 25, 2021 | Jan 20, 2021 |
| 424B5 | Prospectus supplement | Jan 21, 2021 | — |
| 424B5 | Prospectus supplement | Jan 19, 2021 | — |
| 8-K |
Current report
Results of operations, Other events
|
Jan 19, 2021 | Jan 19, 2021 |
| 8-K |
Current report
Officer or director change
|
Dec 22, 2020 | Dec 16, 2020 |
| 8-K |
Current report
Results of operations
|
Nov 5, 2020 | Nov 5, 2020 |
| 10-Q | Quarterly report | Nov 5, 2020 | Sep 30, 2020 |
| 8-K |
Current report
Officer or director change
|
Oct 6, 2020 | Oct 6, 2020 |
| 8-K |
Current report
Results of operations
|
Aug 6, 2020 | Aug 6, 2020 |
| 10-Q | Quarterly report | Aug 6, 2020 | Jun 30, 2020 |
| 8-K |
Current report
Bylaw or fiscal year change, Shareholder vote results
|
Jun 23, 2020 | Jun 17, 2020 |
| 8-K |
Current report
Other events
|
May 29, 2020 | May 29, 2020 |
| 8-K |
Current report
Results of operations
|
May 7, 2020 | May 7, 2020 |
| 10-Q | Quarterly report | May 7, 2020 | Mar 31, 2020 |
| UPLOAD | Letter from the SEC | Apr 29, 2020 | — |
| DEFA14A | Additional proxy material | Apr 29, 2020 | — |
| DEF 14A | Proxy statement | Apr 29, 2020 | Jun 17, 2020 |
| 8-K |
Current report
Officer or director change
|
Apr 28, 2020 | Apr 27, 2020 |
| CORRESP | Letter to the SEC | Apr 28, 2020 | — |
| PRE 14A | Preliminary proxy statement | Apr 17, 2020 | Jun 17, 2020 |
| 8-K |
Current report
Other events
|
Mar 30, 2020 | Mar 30, 2020 |
| 8-K |
Current report
Material agreement
|
Mar 24, 2020 | Mar 23, 2020 |
| 8-K |
Current report
Officer or director change
|
Mar 23, 2020 | Mar 23, 2020 |
| 424B5 | Prospectus supplement | Feb 27, 2020 | — |
| S-8 | Employee stock plan registration | Feb 27, 2020 | — |
| 8-K |
Current report
Results of operations
|
Feb 27, 2020 | Feb 27, 2020 |
| 10-K | Annual report | Feb 27, 2020 | Dec 31, 2019 |
| 8-K |
Current report
Officer or director change
|
Feb 20, 2020 | Feb 14, 2020 |
| 8-K |
Current report
Results of operations
|
Nov 7, 2019 | Nov 7, 2019 |
| 10-Q | Quarterly report | Nov 7, 2019 | Sep 30, 2019 |
| 8-K |
Current report
Officer or director change
|
Aug 29, 2019 | Aug 28, 2019 |
| 8-K |
Current report
Officer or director change
|
Aug 22, 2019 | Aug 19, 2019 |
| 8-K |
Current report
Results of operations
|
Aug 7, 2019 | Aug 7, 2019 |
| 10-Q | Quarterly report | Aug 7, 2019 | Jun 30, 2019 |
| 8-K/A |
Amended current report
Officer or director change
|
Jun 21, 2019 | Dec 19, 2018 |
| 8-K |
Current report
Shareholder vote results
|
Jun 21, 2019 | Jun 19, 2019 |
| 8-K |
Current report
Officer or director change
|
May 29, 2019 | May 22, 2019 |
| 8-K |
Current report
Results of operations
|
May 9, 2019 | May 9, 2019 |
| 10-Q | Quarterly report | May 9, 2019 | Mar 31, 2019 |
| DEFA14A | Additional proxy material | Apr 26, 2019 | — |
| DEF 14A | Proxy statement | Apr 26, 2019 | Jun 19, 2019 |
| 8-K |
Current report
Officer or director change
|
Apr 22, 2019 | Apr 17, 2019 |
| 8-K |
Current report
Material agreement, Unregistered share sale
|
Apr 8, 2019 | Apr 2, 2019 |
| 8-K |
Current report
Officer or director change
|
Mar 25, 2019 | Mar 20, 2019 |
| S-8 | Employee stock plan registration | Feb 27, 2019 | — |
| 8-K |
Current report
Results of operations
|
Feb 27, 2019 | Feb 27, 2019 |
| 10-K | Annual report | Feb 27, 2019 | Dec 31, 2018 |
| 8-K |
Current report
Regulation FD disclosure
|
Feb 26, 2019 | Feb 26, 2019 |
| EFFECT | Filing | Feb 11, 2019 | — |
| CORRESP | Letter to the SEC | Feb 8, 2019 | — |
| S-3/A | Filing | Feb 6, 2019 | — |
| 8-K |
Current report
Officer or director change
|
Jan 31, 2019 | Jan 25, 2019 |
| 8-K |
Current report
Officer or director change
|
Dec 20, 2018 | Dec 19, 2018 |
| CT ORDER | Filing | Nov 19, 2018 | — |
| CT ORDER | Filing | Nov 19, 2018 | — |
| S-3 | Shelf registration | Nov 6, 2018 | — |
| 8-K |
Current report
Results of operations
|
Nov 6, 2018 | Nov 6, 2018 |
| 10-Q | Quarterly report | Nov 6, 2018 | Sep 30, 2018 |
| 8-K |
Current report
Regulation FD disclosure
|
Oct 22, 2018 | Oct 22, 2018 |
| 8-K |
Current report
Results of operations
|
Aug 8, 2018 | Aug 8, 2018 |
| 10-Q | Quarterly report | Aug 8, 2018 | Jun 30, 2018 |
| 8-K |
Current report
Other events
|
Jul 17, 2018 | Jul 12, 2018 |
| 424B5 | Prospectus supplement | Jul 13, 2018 | — |
| 424B5 | Prospectus supplement | Jul 10, 2018 | — |
| 8-K |
Current report
Results of operations
|
Jul 10, 2018 | Jul 10, 2018 |
Showing 200 filings, the most recent 200. Main filings leave out insider and ownership forms such as Form 4; choose a type above to see them. Each form opens on SEC.gov. Older filings are on SEC EDGAR.
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Company profile
- Industry
- Pharmaceutical Preparations (SIC 2834)
- Listed as
- CTMX (Nasdaq)
- Fiscal year ends
- December 31
- Incorporated in
- DE
- Headquarters
- South San Francisco, CA
- SEC filer status
- Accelerated filer
- SEC CIK
- 1501989
Other Pharmaceutical Preparations companies
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Source: SEC EDGAR filings. This is company-reported data, not investment advice.