Shattuck Labs, Inc. SEC filings STTK
Shattuck Labs, Inc. has 413 filings in SEC EDGAR's recent list, going back to Jul 28, 2016. Its latest annual report, Form ARS, was filed on Apr 8, 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 |
|---|---|---|---|
| 10-Q | Quarterly report | Nov 5, 2026 | Sep 30, 2026 |
| 8-K |
Current report
Results of operations
|
Nov 5, 2026 | Nov 5, 2026 |
| SCHEDULE 13G | Ownership over 5% (passive) | Oct 27, 2026 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Aug 14, 2026 | — |
| S-8 | Employee stock plan registration | Aug 11, 2026 | — |
| 8-K |
Current report
Results of operations
|
Aug 11, 2026 | Aug 11, 2026 |
| 10-Q | Quarterly report | Aug 11, 2026 | Jun 30, 2026 |
| SCHEDULE 13D/A | Amended ownership over 5% (active) | Jul 17, 2026 | — |
| 4 | Insider transaction | Jul 7, 2026 | Jul 2, 2026 |
| 4 | Insider transaction | Jul 2, 2026 | Jun 30, 2026 |
| 4 | Insider transaction | Jul 2, 2026 | Jun 30, 2026 |
| 144 | Notice of proposed sale | Jul 2, 2026 | — |
| 144 | Notice of proposed sale | Jul 1, 2026 | — |
| 144 | Notice of proposed sale | Jun 30, 2026 | — |
| SCHEDULE 13G | Ownership over 5% (passive) | Jun 17, 2026 | — |
| 4 | Insider transaction | Jun 15, 2026 | Jun 11, 2026 |
| 4 | Insider transaction | Jun 15, 2026 | Jun 11, 2026 |
| SCHEDULE 13D/A | Amended ownership over 5% (active) | Jun 15, 2026 | — |
| SCHEDULE 13D/A | Amended ownership over 5% (active) | Jun 11, 2026 | — |
| 4 | Insider transaction | Jun 11, 2026 | Jun 9, 2026 |
| 8-K |
Current report
Material agreement
|
Jun 11, 2026 | Jun 9, 2026 |
| 424B5 | Prospectus supplement | Jun 11, 2026 | — |
| 4 | Insider transaction | Jun 9, 2026 | Jun 8, 2026 |
| 4 | Insider transaction | Jun 9, 2026 | Jun 8, 2026 |
| 424B5 | Prospectus supplement | Jun 9, 2026 | — |
| 8-K |
Current report
Regulation FD disclosure, Other events
|
Jun 9, 2026 | Jun 8, 2026 |
| 4 | Insider transaction | Jun 2, 2026 | May 29, 2026 |
| 4 | Insider transaction | Jun 2, 2026 | May 29, 2026 |
| 4 | Insider transaction | Jun 2, 2026 | May 29, 2026 |
| 4 | Insider transaction | Jun 2, 2026 | May 29, 2026 |
| 4 | Insider transaction | Jun 2, 2026 | May 29, 2026 |
| 4 | Insider transaction | Jun 2, 2026 | May 29, 2026 |
| 8-K |
Current report
Officer or director change, Shareholder vote results
|
Jun 2, 2026 | May 28, 2026 |
| 4 | Insider transaction | May 27, 2026 | May 22, 2026 |
| 4 | Insider transaction | May 21, 2026 | May 21, 2026 |
| 4 | Insider transaction | May 18, 2026 | May 15, 2026 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | May 15, 2026 | — |
| 4 | Insider transaction | May 14, 2026 | May 12, 2026 |
| 4 | Insider transaction | May 14, 2026 | May 12, 2026 |
| 4 | Insider transaction | May 14, 2026 | May 12, 2026 |
| 4 | Insider transaction | May 13, 2026 | May 12, 2026 |
| 4 | Insider transaction | May 12, 2026 | May 10, 2026 |
| 144 | Notice of proposed sale | May 12, 2026 | — |
| 144 | Notice of proposed sale | May 12, 2026 | — |
| 10-Q | Quarterly report | May 7, 2026 | Mar 31, 2026 |
| 8-K |
Current report
Results of operations
|
May 7, 2026 | May 7, 2026 |
| ARS | Annual report to shareholders | Apr 8, 2026 | Dec 31, 2025 |
| DEFA14A | Additional proxy material | Apr 8, 2026 | — |
| DEF 14A | Proxy statement | Apr 8, 2026 | May 28, 2026 |
| 10-K | Annual report | Mar 5, 2026 | Dec 31, 2025 |
| 8-K |
Current report
Results of operations
|
Mar 5, 2026 | Mar 5, 2026 |
| SCHEDULE 13G | Ownership over 5% (passive) | Feb 6, 2026 | — |
| 8-K |
Current report
Other events
|
Feb 5, 2026 | Feb 5, 2026 |
| 4 | Insider transaction | Jan 27, 2026 | Jan 25, 2026 |
| 4 | Insider transaction | Jan 27, 2026 | Jan 25, 2026 |
| 4 | Insider transaction | Jan 27, 2026 | Jan 25, 2026 |
| 4 | Insider transaction | Jan 27, 2026 | Jan 25, 2026 |
| 8-K |
Current report
Material agreement
|
Jan 22, 2026 | Jan 22, 2026 |
| 424B5 | Prospectus supplement | Jan 22, 2026 | — |
| EFFECT | Filing | Jan 21, 2026 | — |
| CORRESP | Letter to the SEC | Jan 16, 2026 | — |
| UPLOAD | Letter from the SEC | Jan 16, 2026 | — |
| 4 | Insider transaction | Jan 13, 2026 | Jan 10, 2026 |
| 4 | Insider transaction | Jan 13, 2026 | Jan 10, 2026 |
| 4 | Insider transaction | Jan 13, 2026 | Jan 10, 2026 |
| 4 | Insider transaction | Jan 13, 2026 | Jan 10, 2026 |
| 4 | Insider transaction | Jan 13, 2026 | Jan 10, 2026 |
| 4 | Insider transaction | Jan 13, 2026 | Jan 10, 2026 |
| S-3 | Shelf registration | Jan 13, 2026 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Nov 13, 2025 | — |
| 8-K/A |
Amended current report
Results of operations
|
Nov 6, 2025 | Nov 6, 2025 |
| 10-Q | Quarterly report | Nov 6, 2025 | Sep 30, 2025 |
| 8-K |
Current report
Results of operations
|
Nov 6, 2025 | Nov 6, 2025 |
| 424B3 | Prospectus | Sep 30, 2025 | — |
| EFFECT | Filing | Sep 26, 2025 | — |
| CORRESP | Letter to the SEC | Sep 24, 2025 | — |
| UPLOAD | Letter from the SEC | Sep 24, 2025 | — |
| S-3 | Shelf registration | Sep 18, 2025 | — |
| SCHEDULE 13D | Ownership over 5% (active) | Sep 2, 2025 | — |
| 4 | Insider transaction | Sep 2, 2025 | Aug 25, 2025 |
| 4 | Insider transaction | Sep 2, 2025 | Aug 25, 2025 |
| 3 | Initial insider ownership | Sep 2, 2025 | Aug 25, 2025 |
| 4 | Insider transaction | Sep 2, 2025 | Aug 28, 2025 |
| 4 | Insider transaction | Sep 2, 2025 | Aug 28, 2025 |
| 3 | Initial insider ownership | Sep 2, 2025 | Aug 25, 2025 |
| 3 | Initial insider ownership | Sep 2, 2025 | Aug 25, 2025 |
| 4 | Insider transaction | Aug 27, 2025 | Aug 25, 2025 |
| 4 | Insider transaction | Aug 27, 2025 | Aug 25, 2025 |
| 4 | Insider transaction | Aug 27, 2025 | Aug 25, 2025 |
| 4 | Insider transaction | Aug 27, 2025 | Aug 25, 2025 |
| 4 | Insider transaction | Aug 27, 2025 | Aug 25, 2025 |
| SCHEDULE 13D/A | Amended ownership over 5% (active) | Aug 26, 2025 | — |
| 4 | Insider transaction | Aug 26, 2025 | Aug 25, 2025 |
| 8-K |
Current report
Officer or director change, Regulation FD disclosure
|
Aug 26, 2025 | Aug 25, 2025 |
| 10-Q | Quarterly report | Aug 14, 2025 | Jun 30, 2025 |
| 8-K |
Current report
Results of operations
|
Aug 14, 2025 | Aug 14, 2025 |
| SCHEDULE 13D/A | Amended ownership over 5% (active) | Aug 6, 2025 | — |
| 8-K |
Current report
Material agreement, Unregistered share sale, Regulation FD disclosure
|
Aug 5, 2025 | Aug 4, 2025 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Jul 29, 2025 | — |
| 4 | Insider transaction | Jul 16, 2025 | Jul 14, 2025 |
| 4 | Insider transaction | Jul 16, 2025 | Jul 14, 2025 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Jul 16, 2025 | — |
| 4 | Insider transaction | Jul 16, 2025 | Jul 14, 2025 |
| 4 | Insider transaction | Jul 16, 2025 | Jul 14, 2025 |
| 4 | Insider transaction | Jul 16, 2025 | Jul 14, 2025 |
| 4 | Insider transaction | Jul 16, 2025 | Jul 14, 2025 |
| 4 | Insider transaction | Jul 16, 2025 | Jul 14, 2025 |
| 4 | Insider transaction | Jul 16, 2025 | Jul 14, 2025 |
| 4 | Insider transaction | Jul 16, 2025 | Jul 14, 2025 |
| 8-K |
Current report
Shareholder vote results
|
Jul 15, 2025 | Jul 10, 2025 |
| ARS | Annual report to shareholders | May 21, 2025 | Dec 31, 2024 |
| DEFA14A | Additional proxy material | May 21, 2025 | — |
| DEF 14A | Proxy statement | May 21, 2025 | Jul 10, 2025 |
| 10-Q | Quarterly report | May 1, 2025 | Mar 31, 2025 |
| 8-K |
Current report
Results of operations
|
May 1, 2025 | May 1, 2025 |
| 10-K/A | Amended annual report | May 1, 2025 | Dec 31, 2024 |
| 10-K/A | Amended annual report | Apr 30, 2025 | Dec 31, 2024 |
| 424B5 | Prospectus supplement | Mar 27, 2025 | — |
| S-8 | Employee stock plan registration | Mar 27, 2025 | — |
| 10-K | Annual report | Mar 27, 2025 | Dec 31, 2024 |
| 8-K |
Current report
Results of operations
|
Mar 27, 2025 | Mar 27, 2025 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Feb 12, 2025 | — |
| 4 | Insider transaction | Jan 28, 2025 | Jan 25, 2025 |
| 4 | Insider transaction | Jan 28, 2025 | Jan 25, 2025 |
| 4 | Insider transaction | Jan 28, 2025 | Jan 25, 2025 |
| 4 | Insider transaction | Jan 28, 2025 | Jan 28, 2025 |
| 4 | Insider transaction | Jan 28, 2025 | Jan 28, 2025 |
| 4 | Insider transaction | Jan 28, 2025 | Jan 28, 2025 |
| 4 | Insider transaction | Jan 13, 2025 | Jan 10, 2025 |
| 4 | Insider transaction | Jan 13, 2025 | Jan 10, 2025 |
| 4 | Insider transaction | Jan 13, 2025 | Jan 10, 2025 |
| SC 13D/A | Amended ownership over 5% (active) | Dec 6, 2024 | — |
| 4 | Insider transaction | Dec 6, 2024 | Dec 4, 2024 |
| 144 | Notice of proposed sale | Dec 4, 2024 | — |
| 10-Q | Quarterly report | Nov 14, 2024 | Sep 30, 2024 |
| 8-K |
Current report
Results of operations
|
Nov 14, 2024 | Nov 14, 2024 |
| SC 13G/A | Amended ownership over 5% (passive) | Nov 13, 2024 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Nov 12, 2024 | — |
| SC 13G | Ownership over 5% (passive) | Nov 8, 2024 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Nov 7, 2024 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Nov 4, 2024 | — |
| SC 13G | Ownership over 5% (passive) | Oct 24, 2024 | — |
| 4 | Insider transaction | Oct 8, 2024 | Oct 7, 2024 |
| 8-K |
Current report
Agreement ended, Exit or restructuring costs, Other events
|
Oct 1, 2024 | Sep 30, 2024 |
| SC 13G/A | Amended ownership over 5% (passive) | Aug 16, 2024 | — |
| 10-Q | Quarterly report | Aug 1, 2024 | Jun 30, 2024 |
| 8-K |
Current report
Results of operations
|
Aug 1, 2024 | Aug 1, 2024 |
| 4 | Insider transaction | Jul 1, 2024 | Jun 27, 2024 |
| 4 | Insider transaction | Jun 26, 2024 | Jun 26, 2024 |
| 4 | Insider transaction | Jun 21, 2024 | Jun 21, 2024 |
| 4 | Insider transaction | Jun 21, 2024 | Jun 21, 2024 |
| 4 | Insider transaction | Jun 21, 2024 | Jun 21, 2024 |
| 4 | Insider transaction | Jun 21, 2024 | Jun 21, 2024 |
| 4 | Insider transaction | Jun 21, 2024 | Jun 21, 2024 |
| 4 | Insider transaction | Jun 21, 2024 | Jun 21, 2024 |
| 4 | Insider transaction | Jun 21, 2024 | Jun 21, 2024 |
| 4 | Insider transaction | Jun 21, 2024 | Jun 21, 2024 |
| 4 | Insider transaction | Jun 21, 2024 | Jun 21, 2024 |
| 8-K |
Current report
Regulation FD disclosure
|
Jun 14, 2024 | Jun 14, 2024 |
| 8-K/A |
Amended current report
Officer or director change
|
Jun 11, 2024 | Mar 1, 2024 |
| 8-K |
Current report
Shareholder vote results
|
Jun 10, 2024 | Jun 7, 2024 |
| 4 | Insider transaction | Jun 5, 2024 | Jun 4, 2024 |
| 4 | Insider transaction | May 14, 2024 | May 10, 2024 |
| 10-Q | Quarterly report | May 2, 2024 | Mar 31, 2024 |
| 8-K |
Current report
Results of operations
|
May 2, 2024 | May 2, 2024 |
| ARS | Annual report to shareholders | Apr 23, 2024 | Dec 31, 2023 |
| DEFA14A | Additional proxy material | Apr 23, 2024 | — |
| DEF 14A | Proxy statement | Apr 23, 2024 | Jun 7, 2024 |
| 4 | Insider transaction | Apr 1, 2024 | Mar 28, 2024 |
| 4 | Insider transaction | Mar 8, 2024 | Mar 6, 2024 |
| 4 | Insider transaction | Mar 8, 2024 | Mar 6, 2024 |
| 4 | Insider transaction | Mar 8, 2024 | Mar 6, 2024 |
| 3 | Initial insider ownership | Mar 8, 2024 | Mar 1, 2024 |
| 3 | Initial insider ownership | Mar 8, 2024 | Mar 1, 2024 |
| 144 | Notice of proposed sale | Mar 6, 2024 | — |
| 8-K |
Current report
Officer or director change, Regulation FD disclosure
|
Mar 4, 2024 | Mar 1, 2024 |
| S-8 | Employee stock plan registration | Feb 29, 2024 | — |
| 10-K | Annual report | Feb 29, 2024 | Dec 31, 2023 |
| 8-K |
Current report
Results of operations
|
Feb 29, 2024 | Feb 29, 2024 |
| 8-K |
Current report
Material agreement
|
Feb 13, 2024 | Feb 9, 2024 |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 9, 2024 | — |
| 424B3 | Prospectus | Feb 2, 2024 | — |
| EFFECT | Filing | Jan 31, 2024 | — |
| 4 | Insider transaction | Jan 31, 2024 | Jan 30, 2024 |
| 4 | Insider transaction | Jan 31, 2024 | Jan 30, 2024 |
| 4 | Insider transaction | Jan 31, 2024 | Jan 30, 2024 |
| 4 | Insider transaction | Jan 31, 2024 | Jan 30, 2024 |
| CORRESP | Letter to the SEC | Jan 30, 2024 | — |
| UPLOAD | Letter from the SEC | Jan 30, 2024 | — |
| SC 13G | Ownership over 5% (passive) | Jan 29, 2024 | — |
| S-3 | Shelf registration | Jan 24, 2024 | — |
| 4 | Insider transaction | Jan 16, 2024 | Jan 10, 2024 |
| 4 | Insider transaction | Jan 16, 2024 | Jan 10, 2024 |
| 4 | Insider transaction | Jan 16, 2024 | Jan 10, 2024 |
| 4 | Insider transaction | Jan 16, 2024 | Jan 10, 2024 |
| 4 | Insider transaction | Jan 16, 2024 | Jan 10, 2024 |
| 4 | Insider transaction | Jan 16, 2024 | Jan 12, 2024 |
| 144 | Notice of proposed sale | Jan 10, 2024 | — |
| SC 13G | Ownership over 5% (passive) | Jan 2, 2024 | — |
| 4 | Insider transaction | Dec 26, 2023 | Dec 21, 2023 |
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
- STTK (Nasdaq)
- Fiscal year ends
- December 31
- Incorporated in
- DE
- Headquarters
- Austin, TX
- SEC filer status
- Non-accelerated filer, Smaller reporting company
- SEC CIK
- 1680367
- Former names
- Shattuck Labs, Inc. (until Nov 5, 2026)
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Source: SEC EDGAR filings. This is company-reported data, not investment advice.