Arcturus Therapeutics Holdings Inc. SEC filings ARCT
Arcturus Therapeutics Holdings Inc. has 416 filings in SEC EDGAR's recent list, going back to Mar 18, 2019. Its latest annual report, Form 10-K, was filed on Mar 3, 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/A | Amended ownership over 5% (passive) | Oct 29, 2026 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Oct 7, 2026 | — |
| 8-K |
Current report
Regulation FD disclosure
|
Sep 23, 2026 | Sep 23, 2026 |
| 8-K |
Current report
Regulation FD disclosure
|
Aug 25, 2026 | Aug 25, 2026 |
| 10-Q | Quarterly report | Aug 6, 2026 | Jun 30, 2026 |
| 8-K |
Current report
Results of operations
|
Aug 6, 2026 | Aug 6, 2026 |
| 8-K |
Current report
Material agreement, Regulation FD disclosure
|
Jul 2, 2026 | Jun 26, 2026 |
| 4 | Insider transaction | Jun 15, 2026 | Jun 5, 2026 |
| 4 | Insider transaction | Jun 15, 2026 | Jun 5, 2026 |
| 4 | Insider transaction | Jun 15, 2026 | Jun 5, 2026 |
| 4 | Insider transaction | Jun 15, 2026 | Jun 5, 2026 |
| 4 | Insider transaction | Jun 15, 2026 | Jun 5, 2026 |
| 4 | Insider transaction | Jun 15, 2026 | Jun 5, 2026 |
| 4 | Insider transaction | Jun 15, 2026 | Jun 5, 2026 |
| 8-K |
Current report
Shareholder vote results
|
Jun 5, 2026 | Jun 5, 2026 |
| 4 | Insider transaction | May 7, 2026 | May 1, 2026 |
| 3 | Initial insider ownership | May 7, 2026 | May 1, 2026 |
| 10-Q | Quarterly report | May 7, 2026 | Mar 31, 2026 |
| 8-K |
Current report
Results of operations, Officer or director change, Regulation FD disclosure
|
May 7, 2026 | May 1, 2026 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | May 7, 2026 | — |
| DEF 14A | Proxy statement | Apr 24, 2026 | Jun 5, 2026 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Mar 26, 2026 | — |
| 10-K | Annual report | Mar 3, 2026 | Dec 31, 2025 |
| 8-K |
Current report
Results of operations
|
Mar 3, 2026 | Mar 3, 2026 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Feb 17, 2026 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Feb 3, 2026 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Jan 8, 2026 | — |
| S-3 | Shelf registration | Dec 30, 2025 | — |
| 4 | Insider transaction | Dec 19, 2025 | Dec 17, 2025 |
| 4 | Insider transaction | Dec 19, 2025 | Dec 17, 2025 |
| 4 | Insider transaction | Dec 19, 2025 | Dec 17, 2025 |
| 4 | Insider transaction | Dec 19, 2025 | Dec 17, 2025 |
| 3 | Initial insider ownership | Dec 19, 2025 | Dec 12, 2025 |
| 8-K |
Current report
Officer or director change
|
Dec 15, 2025 | Dec 11, 2025 |
| SCHEDULE 13G | Ownership over 5% (passive) | Nov 14, 2025 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Nov 13, 2025 | — |
| 10-Q | Quarterly report | Nov 12, 2025 | Sep 30, 2025 |
| NT 10-Q | Filing | Nov 12, 2025 | Sep 30, 2025 |
| 8-K |
Current report
Results of operations
|
Nov 10, 2025 | Nov 10, 2025 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Oct 27, 2025 | — |
| 8-K |
Current report
Regulation FD disclosure, Other events
|
Oct 22, 2025 | Oct 22, 2025 |
| 8-K |
Current report
Regulation FD disclosure
|
Sep 26, 2025 | Sep 26, 2025 |
| 8-K |
Current report
Regulation FD disclosure
|
Aug 29, 2025 | Aug 29, 2025 |
| 4/A | Filing | Aug 20, 2025 | Aug 15, 2025 |
| 4 | Insider transaction | Aug 19, 2025 | Aug 15, 2025 |
| 10-Q | Quarterly report | Aug 11, 2025 | Jun 30, 2025 |
| 8-K |
Current report
Results of operations
|
Aug 11, 2025 | Aug 11, 2025 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Jul 30, 2025 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Jul 29, 2025 | — |
| 8-K |
Current report
Regulation FD disclosure
|
Jun 30, 2025 | Jun 30, 2025 |
| 4 | Insider transaction | Jun 11, 2025 | Jun 9, 2025 |
| 4 | Insider transaction | Jun 11, 2025 | Jun 9, 2025 |
| 4 | Insider transaction | Jun 11, 2025 | Jun 9, 2025 |
| 4 | Insider transaction | Jun 11, 2025 | Jun 9, 2025 |
| 4 | Insider transaction | Jun 11, 2025 | Jun 9, 2025 |
| 4 | Insider transaction | Jun 11, 2025 | Jun 9, 2025 |
| 4 | Insider transaction | Jun 11, 2025 | Jun 9, 2025 |
| 8-K |
Current report
Shareholder vote results
|
Jun 6, 2025 | Jun 6, 2025 |
| 10-Q | Quarterly report | May 12, 2025 | Mar 31, 2025 |
| 8-K |
Current report
Results of operations
|
May 12, 2025 | May 12, 2025 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | May 12, 2025 | — |
| DEF 14A | Proxy statement | Apr 25, 2025 | Jun 6, 2025 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Apr 25, 2025 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Apr 23, 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 | Ownership over 5% (passive) | Feb 5, 2025 | — |
| 4 | Insider transaction | Dec 18, 2024 | Dec 16, 2024 |
| 4 | Insider transaction | Dec 18, 2024 | Dec 16, 2024 |
| 4 | Insider transaction | Dec 18, 2024 | Dec 16, 2024 |
| 4 | Insider transaction | Dec 18, 2024 | Dec 16, 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) | Nov 5, 2024 | — |
| 4 | Insider transaction | Oct 16, 2024 | Oct 15, 2024 |
| 144 | Notice of proposed sale | Oct 15, 2024 | — |
| 8-K |
Current report
Regulation FD disclosure
|
Aug 13, 2024 | Aug 13, 2024 |
| 10-Q | Quarterly report | Aug 5, 2024 | Jun 30, 2024 |
| 8-K |
Current report
Results of operations
|
Aug 5, 2024 | Aug 5, 2024 |
| S-8 | Employee stock plan registration | Jul 17, 2024 | — |
| 8-K |
Current report
Officer or director change, Regulation FD disclosure
|
Jun 24, 2024 | Jun 19, 2024 |
| 4 | Insider transaction | Jun 21, 2024 | Jun 19, 2024 |
| 3 | Initial insider ownership | Jun 21, 2024 | Jun 19, 2024 |
| 4 | Insider transaction | Jun 18, 2024 | Jun 14, 2024 |
| 4 | Insider transaction | Jun 18, 2024 | Jun 14, 2024 |
| 4 | Insider transaction | Jun 18, 2024 | Jun 14, 2024 |
| 4 | Insider transaction | Jun 18, 2024 | Jun 14, 2024 |
| 4 | Insider transaction | Jun 18, 2024 | Jun 14, 2024 |
| 4 | Insider transaction | Jun 18, 2024 | Jun 14, 2024 |
| 144 | Notice of proposed sale | Jun 18, 2024 | — |
| 8-K |
Current report
Officer or director change, Shareholder vote results
|
Jun 14, 2024 | Jun 14, 2024 |
| 4 | Insider transaction | Jun 14, 2024 | Jun 12, 2024 |
| 144 | Notice of proposed sale | Jun 12, 2024 | — |
| 4 | Insider transaction | Jun 7, 2024 | Jun 5, 2024 |
| 144 | Notice of proposed sale | Jun 5, 2024 | — |
| 4 | Insider transaction | Jun 4, 2024 | Jun 3, 2024 |
| 144 | Notice of proposed sale | Jun 3, 2024 | — |
| 10-Q | Quarterly report | May 8, 2024 | Mar 31, 2024 |
| 8-K |
Current report
Results of operations
|
May 8, 2024 | May 8, 2024 |
| DEF 14A | Proxy statement | Apr 29, 2024 | Jun 14, 2024 |
| 8-K |
Current report
Auditor change
|
Apr 5, 2024 | Apr 5, 2024 |
| SC 13G/A | Amended ownership over 5% (passive) | Apr 5, 2024 | — |
| 4 | Insider transaction | Mar 27, 2024 | Mar 25, 2024 |
| 4 | Insider transaction | Mar 21, 2024 | Mar 19, 2024 |
| 144 | Notice of proposed sale | Mar 19, 2024 | — |
| 8-K |
Current report
Regulation FD disclosure
|
Mar 19, 2024 | Mar 19, 2024 |
| 10-K | Annual report | Mar 14, 2024 | Dec 31, 2023 |
| 8-K/A |
Amended current report
Results of operations
|
Mar 14, 2024 | Mar 7, 2024 |
| 8-K |
Current report
Results of operations
|
Mar 7, 2024 | Mar 7, 2024 |
| 8-K |
Current report
Officer or director change
|
Feb 23, 2024 | Feb 20, 2024 |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 13, 2024 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 12, 2024 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 5, 2024 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Jan 29, 2024 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Jan 25, 2024 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Jan 25, 2024 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Jan 17, 2024 | — |
| 4 | Insider transaction | Dec 19, 2023 | Dec 15, 2023 |
| 4 | Insider transaction | Dec 19, 2023 | Dec 15, 2023 |
| 4 | Insider transaction | Dec 19, 2023 | Dec 15, 2023 |
| 4 | Insider transaction | Dec 19, 2023 | Dec 15, 2023 |
| 4 | Insider transaction | Dec 19, 2023 | Dec 15, 2023 |
| 10-Q | Quarterly report | Nov 14, 2023 | Sep 30, 2023 |
| 8-K |
Current report
Results of operations
|
Nov 14, 2023 | Nov 14, 2023 |
| 4 | Insider transaction | Nov 3, 2023 | Nov 1, 2023 |
| SC 13G/A | Amended ownership over 5% (passive) | Oct 10, 2023 | — |
| 4 | Insider transaction | Oct 4, 2023 | Oct 2, 2023 |
| 144 | Notice of proposed sale | Oct 2, 2023 | — |
| 8-K |
Current report
Material agreement, Other events
|
Sep 26, 2023 | Sep 25, 2023 |
| 4 | Insider transaction | Sep 5, 2023 | Sep 1, 2023 |
| 144 | Notice of proposed sale | Sep 1, 2023 | — |
| 4 | Insider transaction | Aug 17, 2023 | Aug 15, 2023 |
| 8-K |
Current report
Material agreement, Other events
|
Aug 14, 2023 | Aug 10, 2023 |
| 10-Q | Quarterly report | Aug 7, 2023 | Jun 30, 2023 |
| 8-K |
Current report
Results of operations, Other events
|
Aug 7, 2023 | Aug 7, 2023 |
| 424B5 | Prospectus supplement | Aug 7, 2023 | — |
| 4 | Insider transaction | Aug 3, 2023 | Aug 1, 2023 |
| 4 | Insider transaction | Aug 3, 2023 | Aug 1, 2023 |
| 4 | Insider transaction | Aug 3, 2023 | Aug 1, 2023 |
| 4 | Insider transaction | Aug 3, 2023 | Aug 1, 2023 |
| 4 | Insider transaction | Aug 3, 2023 | Aug 1, 2023 |
| 4 | Insider transaction | Aug 3, 2023 | Aug 1, 2023 |
| 4 | Insider transaction | Aug 3, 2023 | Aug 1, 2023 |
| 144 | Notice of proposed sale | Aug 1, 2023 | — |
| 4 | Insider transaction | Jul 18, 2023 | Jul 14, 2023 |
| 4 | Insider transaction | Jul 18, 2023 | Jul 14, 2023 |
| 144 | Notice of proposed sale | Jul 14, 2023 | — |
| 144 | Notice of proposed sale | Jul 14, 2023 | — |
| 8-K |
Current report
Regulation FD disclosure
|
Jul 14, 2023 | Jul 13, 2023 |
| 4 | Insider transaction | Jul 7, 2023 | Jul 3, 2023 |
| 8-K |
Current report
Regulation FD disclosure
|
Jun 30, 2023 | Jun 30, 2023 |
| 8-K |
Current report
Shareholder vote results
|
Jun 16, 2023 | Jun 14, 2023 |
| 4 | Insider transaction | Jun 5, 2023 | Jun 1, 2023 |
| 4 | Insider transaction | May 12, 2023 | May 10, 2023 |
| 144 | Notice of proposed sale | May 11, 2023 | — |
| 144 | Notice of proposed sale | May 10, 2023 | — |
| 10-Q | Quarterly report | May 9, 2023 | Mar 31, 2023 |
| 8-K |
Current report
Results of operations
|
May 9, 2023 | May 9, 2023 |
| 4 | Insider transaction | May 3, 2023 | May 1, 2023 |
| DEF 14A | Proxy statement | May 1, 2023 | Jun 14, 2023 |
| 8-K |
Current report
Regulation FD disclosure
|
Apr 28, 2023 | Apr 28, 2023 |
| 8-K |
Current report
Material agreement, New debt
|
Apr 21, 2023 | Apr 21, 2023 |
| 4 | Insider transaction | Apr 19, 2023 | Apr 17, 2023 |
| 144 | Notice of proposed sale | Apr 17, 2023 | — |
| 8-K |
Current report
Regulation FD disclosure
|
Apr 11, 2023 | Apr 11, 2023 |
| 4 | Insider transaction | Apr 5, 2023 | Apr 3, 2023 |
| 10-K | Annual report | Mar 29, 2023 | Dec 31, 2022 |
| 8-K |
Current report
Results of operations
|
Mar 28, 2023 | Mar 28, 2023 |
| 8-K |
Current report
Agreement ended
|
Mar 17, 2023 | Mar 14, 2023 |
| 4 | Insider transaction | Mar 8, 2023 | Mar 6, 2023 |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 10, 2023 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 10, 2023 | — |
| SC 13G | Ownership over 5% (passive) | Feb 9, 2023 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 8, 2023 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 3, 2023 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 1, 2023 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Jan 31, 2023 | — |
| EFFECT | Filing | Dec 30, 2022 | — |
| CORRESP | Letter to the SEC | Dec 30, 2022 | — |
| UPLOAD | Letter from the SEC | Dec 29, 2022 | — |
| DEL AM | Filing | Dec 27, 2022 | — |
| S-3 | Shelf registration | Dec 23, 2022 | — |
| 4 | Insider transaction | Dec 19, 2022 | Dec 15, 2022 |
| 4 | Insider transaction | Dec 16, 2022 | Dec 9, 2022 |
| 8-K |
Current report
Officer or director change, Regulation FD disclosure
|
Dec 13, 2022 | Dec 8, 2022 |
| 4 | Insider transaction | Dec 13, 2022 | Dec 8, 2022 |
| 3 | Initial insider ownership | Dec 13, 2022 | Dec 8, 2022 |
| 4 | Insider transaction | Dec 13, 2022 | Dec 9, 2022 |
| 4 | Insider transaction | Dec 13, 2022 | Dec 9, 2022 |
| 4 | Insider transaction | Dec 13, 2022 | Dec 9, 2022 |
| 4 | Insider transaction | Dec 13, 2022 | Dec 9, 2022 |
| 8-K |
Current report
Regulation FD disclosure
|
Dec 13, 2022 | Dec 8, 2022 |
| 4 | Insider transaction | Nov 28, 2022 | Nov 23, 2022 |
| 10-Q | Quarterly report | Nov 9, 2022 | Sep 30, 2022 |
| 8-K |
Current report
Results of operations
|
Nov 9, 2022 | Nov 9, 2022 |
| 8-K |
Current report
Material agreement, Agreement ended
|
Nov 4, 2022 | Oct 31, 2022 |
| 8-K |
Current report
Material agreement
|
Nov 2, 2022 | Nov 1, 2022 |
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
- ARCT (Nasdaq)
- Fiscal year ends
- December 31
- Incorporated in
- DE
- Headquarters
- San Diego, CA
- SEC filer status
- Accelerated filer, Smaller reporting company
- SEC CIK
- 1768224
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Source: SEC EDGAR filings. This is company-reported data, not investment advice.