Definium Therapeutics, Inc. SEC filings DFTX
Definium Therapeutics, Inc. has 504 filings in SEC EDGAR's recent list, going back to Jun 8, 2020. Its latest annual report, Form 10-K, was filed on Feb 26, 2026 for the period ended Dec 31, 2025. The latest quarterly report (Form 10-Q) was filed on Aug 6, 2026, covering the quarter ended Jun 30, 2026. The most recent current report (Form 8-K) was filed on Sep 14, 2026 (regulation fd disclosure, other events). The company's fiscal year ends on December 31.
| Form | Description | Filed | Period |
|---|---|---|---|
| SCHEDULE 13G | Ownership over 5% (passive) | Nov 5, 2026 | — |
| 4 | Insider transaction | Sep 29, 2026 | Sep 25, 2026 |
| 4 | Insider transaction | Sep 29, 2026 | Sep 25, 2026 |
| 4 | Insider transaction | Sep 29, 2026 | Sep 25, 2026 |
| 4 | Insider transaction | Sep 29, 2026 | Sep 25, 2026 |
| 4 | Insider transaction | Sep 29, 2026 | Sep 25, 2026 |
| 144 | Notice of proposed sale | Sep 25, 2026 | — |
| 144 | Notice of proposed sale | Sep 25, 2026 | — |
| 144 | Notice of proposed sale | Sep 25, 2026 | — |
| 144 | Notice of proposed sale | Sep 25, 2026 | — |
| 144 | Notice of proposed sale | Sep 25, 2026 | — |
| 4 | Insider transaction | Sep 18, 2026 | Sep 18, 2026 |
| 4 | Insider transaction | Sep 18, 2026 | Sep 18, 2026 |
| 4 | Insider transaction | Sep 14, 2026 | Sep 14, 2026 |
| 4 | Insider transaction | Sep 14, 2026 | Sep 14, 2026 |
| 4 | Insider transaction | Sep 14, 2026 | Sep 14, 2026 |
| 4 | Insider transaction | Sep 14, 2026 | Sep 14, 2026 |
| 4 | Insider transaction | Sep 14, 2026 | Sep 14, 2026 |
| 8-K |
Current report
Regulation FD disclosure, Other events
|
Sep 14, 2026 | Sep 14, 2026 |
| 8-K |
Current report
Other events
|
Sep 8, 2026 | Sep 8, 2026 |
| 4 | Insider transaction | Sep 4, 2026 | Sep 2, 2026 |
| 144 | Notice of proposed sale | Sep 3, 2026 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Aug 14, 2026 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Aug 14, 2026 | — |
| 4 | Insider transaction | Aug 12, 2026 | Aug 12, 2026 |
| 4 | Insider transaction | Aug 12, 2026 | Aug 12, 2026 |
| 4 | Insider transaction | Aug 12, 2026 | Aug 12, 2026 |
| 4 | Insider transaction | Aug 12, 2026 | Aug 12, 2026 |
| 4 | Insider transaction | Aug 12, 2026 | Aug 12, 2026 |
| 8-K |
Current report
Regulation FD disclosure, Other events
|
Aug 12, 2026 | Aug 12, 2026 |
| 10-Q | Quarterly report | Aug 6, 2026 | Jun 30, 2026 |
| 8-K |
Current report
Results of operations
|
Aug 6, 2026 | Aug 6, 2026 |
| 4 | Insider transaction | Jun 26, 2026 | Jun 25, 2026 |
| 4 | Insider transaction | Jun 26, 2026 | Jun 25, 2026 |
| 4 | Insider transaction | Jun 26, 2026 | Jun 25, 2026 |
| 4 | Insider transaction | Jun 26, 2026 | Jun 25, 2026 |
| 4 | Insider transaction | Jun 26, 2026 | Jun 25, 2026 |
| 144 | Notice of proposed sale | Jun 25, 2026 | — |
| 144 | Notice of proposed sale | Jun 25, 2026 | — |
| 144 | Notice of proposed sale | Jun 25, 2026 | — |
| 144 | Notice of proposed sale | Jun 25, 2026 | — |
| 144 | Notice of proposed sale | Jun 25, 2026 | — |
| 8-K |
Current report
Material agreement, Other events
|
Jun 24, 2026 | Jun 22, 2026 |
| 424B5 | Prospectus supplement | Jun 24, 2026 | — |
| 424B5 | Prospectus supplement | Jun 22, 2026 | — |
| 4 | Insider transaction | Jun 22, 2026 | Jun 22, 2026 |
| 4 | Insider transaction | Jun 22, 2026 | Jun 22, 2026 |
| 4 | Insider transaction | Jun 22, 2026 | Jun 22, 2026 |
| 4 | Insider transaction | Jun 22, 2026 | Jun 22, 2026 |
| 4 | Insider transaction | Jun 22, 2026 | Jun 22, 2026 |
| 8-K |
Current report
Regulation FD disclosure, Other events
|
Jun 22, 2026 | Jun 22, 2026 |
| S-8 | Employee stock plan registration | Jun 16, 2026 | — |
| 4 | Insider transaction | Jun 15, 2026 | Jun 11, 2026 |
| 4 | Insider transaction | Jun 15, 2026 | Jun 11, 2026 |
| 4 | Insider transaction | Jun 15, 2026 | Jun 11, 2026 |
| 4 | Insider transaction | Jun 15, 2026 | Jun 11, 2026 |
| 4 | Insider transaction | Jun 15, 2026 | Jun 11, 2026 |
| 4 | Insider transaction | Jun 15, 2026 | Jun 11, 2026 |
| 8-K |
Current report
Officer or director change, Shareholder vote results
|
Jun 12, 2026 | Jun 11, 2026 |
| 8-K |
Current report
Other events
|
May 19, 2026 | May 19, 2026 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | May 15, 2026 | — |
| 8-K |
Current report
Other events
|
May 12, 2026 | 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 |
| DEFA14A | Additional proxy material | Apr 27, 2026 | — |
| DEF 14A | Proxy statement | Apr 27, 2026 | Jun 11, 2026 |
| 8-K |
Current report
Other events
|
Apr 22, 2026 | Apr 22, 2026 |
| 4 | Insider transaction | Mar 26, 2026 | Mar 25, 2026 |
| 4 | Insider transaction | Mar 26, 2026 | Mar 25, 2026 |
| 4 | Insider transaction | Mar 26, 2026 | Mar 25, 2026 |
| 144 | Notice of proposed sale | Mar 25, 2026 | — |
| 144 | Notice of proposed sale | Mar 25, 2026 | — |
| 144 | Notice of proposed sale | Mar 25, 2026 | — |
| 10-K | Annual report | Feb 26, 2026 | Dec 31, 2025 |
| 8-K |
Current report
Results of operations
|
Feb 26, 2026 | Feb 26, 2026 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Feb 17, 2026 | — |
| SCHEDULE 13G | Ownership over 5% (passive) | Feb 17, 2026 | — |
| SCHEDULE 13G | Ownership over 5% (passive) | Feb 17, 2026 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Feb 13, 2026 | — |
| 4 | Insider transaction | Feb 5, 2026 | Feb 3, 2026 |
| 4 | Insider transaction | Feb 5, 2026 | Feb 3, 2026 |
| 4 | Insider transaction | Feb 5, 2026 | Feb 3, 2026 |
| 4 | Insider transaction | Feb 5, 2026 | Feb 3, 2026 |
| 4 | Insider transaction | Feb 5, 2026 | Feb 3, 2026 |
| 4 | Insider transaction | Jan 29, 2026 | Jan 29, 2026 |
| 3 | Initial insider ownership | Jan 29, 2026 | Jan 29, 2026 |
| 8-K |
Current report
Officer or director change
|
Jan 29, 2026 | Jan 28, 2026 |
| 8-K |
Current report
Results of operations, Bylaw or fiscal year change, Other events
|
Jan 12, 2026 | Jan 9, 2026 |
| 4 | Insider transaction | Dec 29, 2025 | Dec 26, 2025 |
| 4 | Insider transaction | Dec 29, 2025 | Dec 26, 2025 |
| 4 | Insider transaction | Dec 29, 2025 | Dec 26, 2025 |
| 144 | Notice of proposed sale | Dec 29, 2025 | — |
| 144 | Notice of proposed sale | Dec 29, 2025 | — |
| 144 | Notice of proposed sale | Dec 29, 2025 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Nov 14, 2025 | — |
| 10-Q | Quarterly report | Nov 6, 2025 | Sep 30, 2025 |
| 8-K |
Current report
Results of operations, Other events
|
Nov 6, 2025 | Nov 6, 2025 |
| 8-K |
Current report
Material agreement, Other events
|
Oct 31, 2025 | Oct 29, 2025 |
| 424B5 | Prospectus supplement | Oct 31, 2025 | — |
| 8-K |
Current report
Results of operations, Other events
|
Oct 29, 2025 | Oct 29, 2025 |
| 424B5 | Prospectus supplement | Oct 29, 2025 | — |
| 4 | Insider transaction | Sep 26, 2025 | Sep 25, 2025 |
| 4 | Insider transaction | Sep 26, 2025 | Sep 25, 2025 |
| 4 | Insider transaction | Sep 26, 2025 | Sep 25, 2025 |
| 144 | Notice of proposed sale | Sep 25, 2025 | — |
| 144 | Notice of proposed sale | Sep 25, 2025 | — |
| 144 | Notice of proposed sale | Sep 25, 2025 | — |
| 8-K |
Current report
Other events
|
Sep 4, 2025 | Sep 4, 2025 |
| 10-Q | Quarterly report | Jul 31, 2025 | Jun 30, 2025 |
| 8-K |
Current report
Results of operations, Other events
|
Jul 31, 2025 | Jul 31, 2025 |
| 4 | Insider transaction | Jun 26, 2025 | Jun 25, 2025 |
| 4 | Insider transaction | Jun 26, 2025 | Jun 25, 2025 |
| 4 | Insider transaction | Jun 26, 2025 | Jun 25, 2025 |
| 144 | Notice of proposed sale | Jun 25, 2025 | — |
| 144 | Notice of proposed sale | Jun 25, 2025 | — |
| 144 | Notice of proposed sale | Jun 25, 2025 | — |
| S-8 | Employee stock plan registration | Jun 20, 2025 | — |
| 8-K |
Current report
Officer or director change, Shareholder vote results
|
Jun 16, 2025 | Jun 16, 2025 |
| 4 | Insider transaction | Jun 16, 2025 | Jun 12, 2025 |
| 4 | Insider transaction | Jun 16, 2025 | Jun 12, 2025 |
| 4 | Insider transaction | Jun 16, 2025 | Jun 12, 2025 |
| 4 | Insider transaction | Jun 16, 2025 | Jun 12, 2025 |
| 4 | Insider transaction | Jun 16, 2025 | Jun 12, 2025 |
| 4 | Insider transaction | Jun 2, 2025 | Jun 2, 2025 |
| 3 | Initial insider ownership | Jun 2, 2025 | Jun 2, 2025 |
| 8-K |
Current report
Officer or director change, Regulation FD disclosure
|
May 27, 2025 | May 27, 2025 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | May 15, 2025 | — |
| 10-Q | Quarterly report | May 8, 2025 | Mar 31, 2025 |
| 8-K |
Current report
Results of operations
|
May 8, 2025 | May 8, 2025 |
| D | Filing | May 5, 2025 | — |
| ARS | Annual report to shareholders | Apr 23, 2025 | Dec 31, 2024 |
| DEFA14A | Additional proxy material | Apr 23, 2025 | — |
| DEF 14A | Proxy statement | Apr 23, 2025 | Jun 12, 2025 |
| 8-K |
Current report
Material agreement, New debt, Unregistered share sale
|
Apr 21, 2025 | Apr 18, 2025 |
| 8-K |
Current report
Other events
|
Apr 15, 2025 | Apr 15, 2025 |
| 4 | Insider transaction | Mar 26, 2025 | Mar 25, 2025 |
| 4 | Insider transaction | Mar 26, 2025 | Mar 25, 2025 |
| 4 | Insider transaction | Mar 26, 2025 | Mar 25, 2025 |
| 4 | Insider transaction | Mar 26, 2025 | Mar 25, 2025 |
| 144 | Notice of proposed sale | Mar 25, 2025 | — |
| 144 | Notice of proposed sale | Mar 25, 2025 | — |
| 144 | Notice of proposed sale | Mar 25, 2025 | — |
| 144 | Notice of proposed sale | Mar 25, 2025 | — |
| 4 | Insider transaction | Mar 18, 2025 | Mar 17, 2025 |
| 3 | Initial insider ownership | Mar 18, 2025 | Mar 17, 2025 |
| 4 | Insider transaction | Mar 13, 2025 | Mar 12, 2025 |
| 4 | Insider transaction | Mar 13, 2025 | Mar 12, 2025 |
| 4 | Insider transaction | Mar 13, 2025 | Mar 12, 2025 |
| 4 | Insider transaction | Mar 13, 2025 | Mar 12, 2025 |
| 10-K | Annual report | Mar 6, 2025 | Dec 31, 2024 |
| 8-K |
Current report
Results of operations
|
Mar 6, 2025 | Mar 6, 2025 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Feb 5, 2025 | — |
| 8-K |
Current report
Other events
|
Jan 30, 2025 | Jan 30, 2025 |
| 8-K |
Current report
Officer or director change, Other events
|
Jan 13, 2025 | Jan 10, 2025 |
| 4 | Insider transaction | Dec 27, 2024 | Dec 26, 2024 |
| 4 | Insider transaction | Dec 27, 2024 | Dec 26, 2024 |
| 4 | Insider transaction | Dec 27, 2024 | Dec 26, 2024 |
| 4 | Insider transaction | Dec 27, 2024 | Dec 26, 2024 |
| 144 | Notice of proposed sale | Dec 26, 2024 | — |
| 144 | Notice of proposed sale | Dec 26, 2024 | — |
| 144 | Notice of proposed sale | Dec 26, 2024 | — |
| 144 | Notice of proposed sale | Dec 26, 2024 | — |
| 8-K |
Current report
Other events
|
Dec 16, 2024 | Dec 16, 2024 |
| 4 | Insider transaction | Dec 5, 2024 | Dec 5, 2024 |
| SC 13G/A | Amended ownership over 5% (passive) | Nov 14, 2024 | — |
| SC 13G | Ownership over 5% (passive) | Nov 8, 2024 | — |
| 10-Q | Quarterly report | Nov 7, 2024 | Sep 30, 2024 |
| 8-K |
Current report
Results of operations
|
Nov 7, 2024 | Nov 7, 2024 |
| SC 13G | Ownership over 5% (passive) | Oct 22, 2024 | — |
| 424B3 | Prospectus | Oct 22, 2024 | — |
| 8-K |
Current report
Material agreement, Unregistered share sale, Other events
|
Oct 17, 2024 | Oct 17, 2024 |
| 424B7 | Filing | Oct 17, 2024 | — |
| 144 | Notice of proposed sale | Sep 25, 2024 | — |
| 4 | Insider transaction | Sep 25, 2024 | Sep 25, 2024 |
| 4 | Insider transaction | Sep 25, 2024 | Sep 25, 2024 |
| 144 | Notice of proposed sale | Sep 25, 2024 | — |
| 4 | Insider transaction | Sep 25, 2024 | Sep 25, 2024 |
| 4 | Insider transaction | Sep 25, 2024 | Sep 25, 2024 |
| 144 | Notice of proposed sale | Sep 25, 2024 | — |
| 4 | Insider transaction | Aug 26, 2024 | Aug 23, 2024 |
| 4 | Insider transaction | Aug 22, 2024 | Aug 21, 2024 |
| 4 | Insider transaction | Aug 20, 2024 | Aug 19, 2024 |
| 10-Q | Quarterly report | Aug 13, 2024 | Jun 30, 2024 |
| 8-K |
Current report
Results of operations
|
Aug 13, 2024 | Aug 13, 2024 |
| 8-K |
Current report
Material agreement, Results of operations, Other events
|
Aug 12, 2024 | Aug 9, 2024 |
| 424B5 | Prospectus supplement | Aug 12, 2024 | — |
| 424B5 | Prospectus supplement | Aug 9, 2024 | — |
| 8-K |
Current report
Material agreement, Other events
|
Jun 28, 2024 | May 28, 2024 |
| S-3ASR | Automatic shelf registration | Jun 28, 2024 | — |
| S-8 | Employee stock plan registration | Jun 28, 2024 | — |
| 4 | Insider transaction | Jun 25, 2024 | Jun 25, 2024 |
| 4 | Insider transaction | Jun 25, 2024 | Jun 25, 2024 |
| 4 | Insider transaction | Jun 25, 2024 | Jun 25, 2024 |
| 144 | Notice of proposed sale | Jun 25, 2024 | — |
| 144 | Notice of proposed sale | Jun 25, 2024 | — |
| 144 | Notice of proposed sale | Jun 25, 2024 | — |
| 8-K |
Current report
Other events
|
Jun 20, 2024 | Jun 20, 2024 |
| 4 | Insider transaction | Jun 12, 2024 | Jun 10, 2024 |
| 4 | Insider transaction | Jun 12, 2024 | Jun 10, 2024 |
| 4 | Insider transaction | Jun 12, 2024 | Jun 10, 2024 |
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Company profile
- Industry
- Medicinal Chemicals & Botanical Products (SIC 2833)
- Listed as
- DFTX (Nasdaq)
- Fiscal year ends
- December 31
- Incorporated in
- British Columbia, Canada
- Headquarters
- New York, NY
- SEC filer status
- , Emerging growth company
- SEC CIK
- 1813814
- Former names
- Mind Medicine (MindMed) Inc. (until Jan 12, 2026)
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Source: SEC EDGAR filings. This is company-reported data, not investment advice.