Vistagen Therapeutics, Inc. SEC filings VTGN
Vistagen Therapeutics, Inc. has 908 filings in SEC EDGAR's recent list, going back to Sep 11, 2007. Its latest annual report, Form 10-K, was filed on Jun 15, 2026 for the period ended Mar 31, 2026. The latest quarterly report (Form 10-Q) was filed on Aug 14, 2026, covering the quarter ended Jun 30, 2026. The most recent current report (Form 8-K) was filed on Oct 30, 2026 (exit or restructuring costs, other events). The company's fiscal year ends on March 31.
| Form | Description | Filed | Period |
|---|---|---|---|
| 8-K |
Current report
Exit or restructuring costs, Other events
|
Oct 30, 2026 | Oct 26, 2026 |
| 8-K |
Current report
Officer or director change
|
Oct 9, 2026 | Oct 7, 2026 |
| 8-K |
Current report
Regulation FD disclosure
|
Sep 25, 2026 | Sep 25, 2026 |
| 8-K |
Current report
Other events
|
Sep 24, 2026 | Sep 24, 2026 |
| 8-K |
Current report
Other events
|
Sep 22, 2026 | Sep 22, 2026 |
| 8-K |
Current report
Shareholder vote results
|
Sep 11, 2026 | Sep 10, 2026 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Aug 14, 2026 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Aug 14, 2026 | — |
| 10-Q | Quarterly report | Aug 14, 2026 | Jun 30, 2026 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Aug 14, 2026 | — |
| 8-K |
Current report
Results of operations
|
Aug 14, 2026 | Aug 14, 2026 |
| 8-K |
Current report
Regulation FD disclosure, Other events
|
Aug 6, 2026 | Aug 6, 2026 |
| 8-K |
Current report
Listing notice
|
Aug 5, 2026 | Aug 4, 2026 |
| DEFA14A | Additional proxy material | Jul 31, 2026 | — |
| DEF 14A | Proxy statement | Jul 31, 2026 | Jul 31, 2026 |
| 4 | Insider transaction | Jul 31, 2026 | Jul 29, 2026 |
| 3 | Initial insider ownership | Jul 31, 2026 | Jul 29, 2026 |
| 8-K |
Current report
Officer or director change, Regulation FD disclosure
|
Jul 31, 2026 | Jul 29, 2026 |
| 4 | Insider transaction | Jul 2, 2026 | Jun 30, 2026 |
| 4 | Insider transaction | Jul 2, 2026 | Jun 30, 2026 |
| 4 | Insider transaction | Jul 2, 2026 | Jun 30, 2026 |
| 8-K |
Current report
Regulation FD disclosure, Other events
|
Jun 30, 2026 | Jun 30, 2026 |
| 8-K |
Current report
Officer or director change
|
Jun 17, 2026 | Jun 16, 2026 |
| 10-K | Annual report | Jun 15, 2026 | Mar 31, 2026 |
| 8-K |
Current report
Results of operations
|
Jun 15, 2026 | Jun 15, 2026 |
| 8-K |
Current report
Other events
|
Jun 9, 2026 | Jun 9, 2026 |
| 4 | Insider transaction | May 19, 2026 | May 18, 2026 |
| 3 | Initial insider ownership | May 19, 2026 | May 18, 2026 |
| 8-K |
Current report
Officer or director change, Regulation FD disclosure
|
May 19, 2026 | May 18, 2026 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | May 15, 2026 | — |
| 8-K |
Current report
Other events
|
May 12, 2026 | May 12, 2026 |
| 8-K |
Current report
Other events
|
May 8, 2026 | May 8, 2026 |
| 8-K |
Current report
Other events
|
Apr 28, 2026 | Apr 22, 2026 |
| 8-K |
Current report
Officer or director change
|
Apr 13, 2026 | Apr 7, 2026 |
| 4 | Insider transaction | Apr 9, 2026 | Apr 7, 2026 |
| 4 | Insider transaction | Apr 9, 2026 | Apr 7, 2026 |
| 4 | Insider transaction | Apr 9, 2026 | Apr 7, 2026 |
| 4 | Insider transaction | Apr 9, 2026 | Apr 7, 2026 |
| 4 | Insider transaction | Apr 9, 2026 | Apr 7, 2026 |
| 8-K |
Current report
Listing notice
|
Apr 2, 2026 | Apr 1, 2026 |
| 8-K |
Current report
Officer or director change
|
Mar 18, 2026 | Mar 17, 2026 |
| 8-K |
Current report
Regulation FD disclosure
|
Mar 16, 2026 | Mar 16, 2026 |
| 8-K |
Current report
Other events
|
Mar 11, 2026 | Mar 5, 2026 |
| 8-K |
Current report
Officer or director change
|
Feb 20, 2026 | Feb 13, 2026 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Feb 17, 2026 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Feb 17, 2026 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Feb 17, 2026 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Feb 17, 2026 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Feb 17, 2026 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Feb 13, 2026 | — |
| 10-Q | Quarterly report | Feb 12, 2026 | Dec 31, 2025 |
| 8-K |
Current report
Results of operations
|
Feb 12, 2026 | Feb 12, 2026 |
| 8-K |
Current report
Listing notice
|
Feb 6, 2026 | Feb 3, 2026 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Jan 30, 2026 | — |
| 8-K |
Current report
Regulation FD disclosure
|
Jan 9, 2026 | Jan 9, 2026 |
| 4 | Insider transaction | Jan 5, 2026 | Dec 31, 2025 |
| 8-K |
Current report
Other events
|
Dec 22, 2025 | Dec 17, 2025 |
| 4 | Insider transaction | Dec 4, 2025 | Dec 1, 2025 |
| 3 | Initial insider ownership | Dec 4, 2025 | Dec 1, 2025 |
| 8-K |
Current report
Officer or director change, Regulation FD disclosure
|
Dec 3, 2025 | Nov 28, 2025 |
| SCHEDULE 13G | Ownership over 5% (passive) | Nov 14, 2025 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Nov 14, 2025 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Nov 14, 2025 | — |
| 10-Q | Quarterly report | Nov 13, 2025 | Sep 30, 2025 |
| 8-K |
Current report
Results of operations
|
Nov 13, 2025 | Nov 13, 2025 |
| 4 | Insider transaction | Nov 4, 2025 | Oct 27, 2025 |
| 3 | Initial insider ownership | Nov 4, 2025 | Oct 27, 2025 |
| 8-K |
Current report
Regulation FD disclosure
|
Nov 4, 2025 | Nov 3, 2025 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Oct 31, 2025 | — |
| 8-K |
Current report
Officer or director change, Regulation FD disclosure
|
Oct 29, 2025 | Oct 27, 2025 |
| 8-K |
Current report
Officer or director change, Shareholder vote results
|
Sep 15, 2025 | Sep 9, 2025 |
| 4 | Insider transaction | Sep 11, 2025 | Sep 9, 2025 |
| 4 | Insider transaction | Sep 11, 2025 | Sep 9, 2025 |
| 4 | Insider transaction | Sep 11, 2025 | Sep 9, 2025 |
| 4 | Insider transaction | Sep 11, 2025 | Sep 9, 2025 |
| 4 | Insider transaction | Sep 11, 2025 | Sep 9, 2025 |
| SCHEDULE 13G | Ownership over 5% (passive) | Sep 8, 2025 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Aug 14, 2025 | — |
| 10-Q | Quarterly report | Aug 7, 2025 | Jun 30, 2025 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Aug 7, 2025 | Aug 7, 2025 |
| DEFA14A | Additional proxy material | Jul 28, 2025 | — |
| DEF 14A | Proxy statement | Jul 28, 2025 | Sep 9, 2025 |
| 4 | Insider transaction | Jul 1, 2025 | Jun 30, 2025 |
| 4 | Insider transaction | Jul 1, 2025 | Jun 30, 2025 |
| 4 | Insider transaction | Jul 1, 2025 | Jun 30, 2025 |
| 4 | Insider transaction | Jul 1, 2025 | Jun 30, 2025 |
| 4 | Insider transaction | Jun 25, 2025 | Jun 23, 2025 |
| 3 | Initial insider ownership | Jun 25, 2025 | Jun 23, 2025 |
| 4 | Insider transaction | Jun 25, 2025 | Jun 23, 2025 |
| 4 | Insider transaction | Jun 25, 2025 | Jun 23, 2025 |
| 4 | Insider transaction | Jun 25, 2025 | Jun 23, 2025 |
| 4 | Insider transaction | Jun 25, 2025 | Jun 23, 2025 |
| 8-K |
Current report
Officer or director change
|
Jun 25, 2025 | Jun 23, 2025 |
| 8-K |
Current report
Results of operations, Other events
|
Jun 17, 2025 | Jun 17, 2025 |
| 424B5 | Prospectus supplement | Jun 17, 2025 | — |
| 10-K | Annual report | Jun 17, 2025 | Mar 31, 2025 |
| 8-K |
Current report
Regulation FD disclosure
|
Jun 2, 2025 | Jun 2, 2025 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | May 15, 2025 | — |
| 8-K |
Current report
Other events
|
Mar 6, 2025 | Mar 3, 2025 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Feb 14, 2025 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Feb 14, 2025 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Feb 14, 2025 | — |
| 10-Q | Quarterly report | Feb 13, 2025 | Dec 31, 2024 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Feb 13, 2025 | Feb 13, 2025 |
| 8-K |
Current report
Other events
|
Feb 5, 2025 | Feb 5, 2025 |
| 8-K |
Current report
Other events
|
Jan 14, 2025 | Jan 14, 2025 |
| 4 | Insider transaction | Jan 13, 2025 | Dec 31, 2024 |
| 4 | Insider transaction | Jan 13, 2025 | Dec 31, 2024 |
| 8-K |
Current report
Other events
|
Jan 13, 2025 | Jan 10, 2025 |
| 8-K |
Current report
Regulation FD disclosure
|
Dec 6, 2024 | Dec 6, 2024 |
| SC 13G/A | Amended ownership over 5% (passive) | Nov 14, 2024 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Nov 14, 2024 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Nov 14, 2024 | — |
| 8-K |
Current report
Results of operations
|
Nov 7, 2024 | Nov 7, 2024 |
| 10-Q | Quarterly report | Nov 7, 2024 | Sep 30, 2024 |
| 8-K |
Current report
Other events
|
Sep 23, 2024 | Sep 23, 2024 |
| 4 | Insider transaction | Sep 10, 2024 | Sep 6, 2024 |
| 4 | Insider transaction | Sep 10, 2024 | Sep 6, 2024 |
| 4 | Insider transaction | Sep 10, 2024 | Sep 6, 2024 |
| 4 | Insider transaction | Sep 10, 2024 | Sep 6, 2024 |
| 4 | Insider transaction | Sep 10, 2024 | Sep 6, 2024 |
| 4 | Insider transaction | Sep 10, 2024 | Sep 6, 2024 |
| 8-K |
Current report
Shareholder vote results
|
Aug 28, 2024 | Aug 26, 2024 |
| 8-K |
Current report
Results of operations
|
Aug 13, 2024 | Aug 13, 2024 |
| 10-Q | Quarterly report | Aug 13, 2024 | Jun 30, 2024 |
| DEFA14A | Additional proxy material | Jul 17, 2024 | — |
| DEF 14A | Proxy statement | Jul 17, 2024 | Aug 26, 2024 |
| 8-K |
Current report
Auditor change
|
Jul 12, 2024 | Jul 8, 2024 |
| 8-K |
Current report
Other events
|
Jul 10, 2024 | Jul 9, 2024 |
| 4 | Insider transaction | Jul 2, 2024 | Jun 28, 2024 |
| 4 | Insider transaction | Jul 2, 2024 | Jun 28, 2024 |
| 4 | Insider transaction | Jul 2, 2024 | Jun 28, 2024 |
| 4 | Insider transaction | Jul 2, 2024 | Jun 28, 2024 |
| 8-K |
Current report
Other events
|
Jun 28, 2024 | Jun 27, 2024 |
| 4 | Insider transaction | Jun 26, 2024 | Jun 24, 2024 |
| 4 | Insider transaction | Jun 26, 2024 | Jun 24, 2024 |
| 4 | Insider transaction | Jun 26, 2024 | Jun 24, 2024 |
| 4 | Insider transaction | Jun 26, 2024 | Jun 24, 2024 |
| S-8 | Employee stock plan registration | Jun 17, 2024 | — |
| 8-K |
Current report
Results of operations
|
Jun 11, 2024 | Jun 11, 2024 |
| 10-K | Annual report | Jun 11, 2024 | Mar 31, 2024 |
| 8-K |
Current report
Shareholder vote results
|
May 31, 2024 | May 29, 2024 |
| 8-K |
Current report
Other events
|
May 24, 2024 | May 23, 2024 |
| 8-K |
Current report
Other events
|
Apr 26, 2024 | Apr 25, 2024 |
| DEF 14A | Proxy statement | Apr 16, 2024 | May 29, 2024 |
| PRE 14A | Preliminary proxy statement | Apr 5, 2024 | May 29, 2024 |
| 8-K |
Current report
Other events
|
Apr 1, 2024 | Apr 1, 2024 |
| 4 | Insider transaction | Mar 6, 2024 | Mar 4, 2024 |
| 4 | Insider transaction | Mar 6, 2024 | Mar 4, 2024 |
| 4 | Insider transaction | Mar 6, 2024 | Mar 4, 2024 |
| 4 | Insider transaction | Mar 6, 2024 | Mar 4, 2024 |
| 4 | Insider transaction | Mar 6, 2024 | Mar 4, 2024 |
| 4 | Insider transaction | Mar 6, 2024 | Mar 4, 2024 |
| EFFECT | Filing | Feb 29, 2024 | — |
| CORRESP | Letter to the SEC | Feb 27, 2024 | — |
| UPLOAD | Letter from the SEC | Feb 16, 2024 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 14, 2024 | — |
| SC 13G | Ownership over 5% (passive) | Feb 14, 2024 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 14, 2024 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 14, 2024 | — |
| SC 13G | Ownership over 5% (passive) | Feb 13, 2024 | — |
| S-3 | Shelf registration | Feb 13, 2024 | — |
| 8-K |
Current report
Results of operations
|
Feb 13, 2024 | Feb 13, 2024 |
| 10-Q | Quarterly report | Feb 13, 2024 | Dec 31, 2023 |
| SCHEDULE 13G | Ownership over 5% (passive) | Feb 12, 2024 | — |
| 8-K |
Current report
Regulation FD disclosure
|
Jan 9, 2024 | Jan 8, 2024 |
| 4 | Insider transaction | Jan 3, 2024 | Dec 29, 2023 |
| 4 | Insider transaction | Jan 3, 2024 | Dec 29, 2023 |
| 8-K |
Current report
Other events
|
Jan 3, 2024 | Dec 27, 2023 |
| 10-Q | Quarterly report | Nov 9, 2023 | Sep 30, 2023 |
| 8-K |
Current report
Results of operations
|
Nov 9, 2023 | Nov 9, 2023 |
| 8-K/A |
Amended current report
Other events
|
Nov 7, 2023 | Nov 2, 2023 |
| 8-K |
Current report
Other events
|
Nov 6, 2023 | Nov 2, 2023 |
| 3 | Initial insider ownership | Nov 3, 2023 | Oct 24, 2023 |
| 8-K |
Current report
Officer or director change
|
Oct 26, 2023 | Oct 24, 2023 |
| SC 13G | Ownership over 5% (passive) | Oct 16, 2023 | — |
| SC 13G | Ownership over 5% (passive) | Oct 16, 2023 | — |
| SC 13G | Ownership over 5% (passive) | Oct 16, 2023 | — |
| SC 13G | Ownership over 5% (passive) | Oct 12, 2023 | — |
| 4 | Insider transaction | Oct 6, 2023 | Oct 4, 2023 |
| SC 13G/A | Amended ownership over 5% (passive) | Oct 6, 2023 | — |
| SC 13G | Ownership over 5% (passive) | Oct 5, 2023 | — |
| 8-K |
Current report
Material agreement, Regulation FD disclosure, Other events
|
Oct 4, 2023 | Oct 2, 2023 |
| 424B5 | Prospectus supplement | Oct 3, 2023 | — |
| 8-K |
Current report
Other events
|
Oct 2, 2023 | Oct 2, 2023 |
| 8-K |
Current report
Shareholder vote results
|
Sep 29, 2023 | Sep 25, 2023 |
| 8-K |
Current report
Other events
|
Sep 13, 2023 | Sep 12, 2023 |
| 8-K |
Current report
Material agreement, Regulation FD disclosure, Other events
|
Sep 8, 2023 | Sep 1, 2023 |
| 4 | Insider transaction | Aug 23, 2023 | Aug 21, 2023 |
| 3 | Initial insider ownership | Aug 23, 2023 | Aug 21, 2023 |
| 8-K |
Current report
Officer or director change
|
Aug 22, 2023 | Aug 21, 2023 |
| 10-Q | Quarterly report | Aug 10, 2023 | Jun 30, 2023 |
| 8-K |
Current report
Results of operations
|
Aug 10, 2023 | Aug 10, 2023 |
| SC 13G | Ownership over 5% (passive) | Aug 9, 2023 | — |
| 4 | Insider transaction | Aug 9, 2023 | Aug 7, 2023 |
| 3 | Initial insider ownership | Aug 9, 2023 | Aug 7, 2023 |
| 424B5 | Prospectus supplement | Aug 8, 2023 | — |
| 8-K |
Current report
Regulation FD disclosure
|
Aug 7, 2023 | Aug 7, 2023 |
| DEFA14A | Additional proxy material | Jul 28, 2023 | — |
| DEF 14A | Proxy statement | Jul 28, 2023 | Sep 25, 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
- VTGN (Nasdaq)
- Fiscal year ends
- March 31
- Incorporated in
- NV
- Headquarters
- South San Francisco, CA
- SEC filer status
- Non-accelerated filer, Smaller reporting company
- SEC CIK
- 1411685
- Former names
- Excaliber Enterprises, Ltd. (until Jun 8, 2011)
Other Pharmaceutical Preparations companies
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Source: SEC EDGAR filings. This is company-reported data, not investment advice.