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 |
|---|---|---|---|
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Oct 29, 2026 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Oct 7, 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 |
| 4 | Insider transaction | May 7, 2026 | May 1, 2026 |
| 3 | Initial insider ownership | May 7, 2026 | May 1, 2026 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | May 7, 2026 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Mar 26, 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 | — |
| 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 |
| SCHEDULE 13G | Ownership over 5% (passive) | Nov 14, 2025 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Nov 13, 2025 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Oct 27, 2025 | — |
| 4/A | Filing | Aug 20, 2025 | Aug 15, 2025 |
| 4 | Insider transaction | Aug 19, 2025 | Aug 15, 2025 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Jul 30, 2025 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Jul 29, 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 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | May 12, 2025 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Apr 25, 2025 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Apr 23, 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 | — |
| 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 | — |
| 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 | — |
| 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 | — |
| 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 | — |
| 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 |
| 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 | — |
| 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 |
| 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 | — |
| 4 | Insider transaction | Jul 7, 2023 | Jul 3, 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 | — |
| 4 | Insider transaction | May 3, 2023 | May 1, 2023 |
| 4 | Insider transaction | Apr 19, 2023 | Apr 17, 2023 |
| 144 | Notice of proposed sale | Apr 17, 2023 | — |
| 4 | Insider transaction | Apr 5, 2023 | Apr 3, 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 | — |
| 4 | Insider transaction | Dec 19, 2022 | Dec 15, 2022 |
| 4 | Insider transaction | Dec 16, 2022 | Dec 9, 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 |
| 4 | Insider transaction | Nov 28, 2022 | Nov 23, 2022 |
| 4 | Insider transaction | Aug 17, 2022 | Aug 15, 2022 |
| 4 | Insider transaction | Jun 27, 2022 | Jun 23, 2022 |
| 4 | Insider transaction | Jun 27, 2022 | Jun 23, 2022 |
| 4 | Insider transaction | Jun 27, 2022 | Jun 23, 2022 |
| 4 | Insider transaction | Jun 27, 2022 | Jun 23, 2022 |
| 4 | Insider transaction | Jun 27, 2022 | Jun 23, 2022 |
| 4 | Insider transaction | Jun 23, 2022 | Jun 21, 2022 |
| 4 | Insider transaction | Jun 23, 2022 | Jun 21, 2022 |
| 4 | Insider transaction | Jun 23, 2022 | Jun 21, 2022 |
| 4 | Insider transaction | Jun 23, 2022 | Jun 21, 2022 |
| 4 | Insider transaction | Jun 23, 2022 | Jun 21, 2022 |
| SC 13G/A | Amended ownership over 5% (passive) | Apr 11, 2022 | — |
| SC 13G | Ownership over 5% (passive) | Feb 15, 2022 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 14, 2022 | — |
| SC 13G | Ownership over 5% (passive) | Feb 14, 2022 | — |
| SC 13G | Ownership over 5% (passive) | Feb 14, 2022 | — |
| SC 13G | Ownership over 5% (passive) | Feb 11, 2022 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 9, 2022 | — |
| SC 13G | Ownership over 5% (passive) | Feb 4, 2022 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 3, 2022 | — |
| 4 | Insider transaction | Jan 6, 2022 | Jan 4, 2022 |
| 4 | Insider transaction | Dec 20, 2021 | Dec 16, 2021 |
| 4 | Insider transaction | Dec 10, 2021 | Dec 8, 2021 |
| 4 | Insider transaction | Dec 9, 2021 | Dec 7, 2021 |
| 3 | Initial insider ownership | Dec 9, 2021 | Dec 7, 2021 |
| SC 13G/A | Amended ownership over 5% (passive) | Nov 9, 2021 | — |
| 4 | Insider transaction | Nov 3, 2021 | Nov 1, 2021 |
| SC 13D/A | Amended ownership over 5% (active) | Oct 26, 2021 | — |
| 4 | Insider transaction | Oct 4, 2021 | Sep 1, 2021 |
| 4 | Insider transaction | Sep 2, 2021 | Sep 1, 2021 |
| 4 | Insider transaction | Aug 12, 2021 | Aug 10, 2021 |
| SC 13D/A | Amended ownership over 5% (active) | Aug 12, 2021 | — |
| 4 | Insider transaction | Aug 5, 2021 | Aug 3, 2021 |
| 4 | Insider transaction | Jun 22, 2021 | Jun 18, 2021 |
| 4 | Insider transaction | Jun 22, 2021 | Jun 18, 2021 |
| 4 | Insider transaction | Jun 22, 2021 | Jun 18, 2021 |
| 4 | Insider transaction | Jun 22, 2021 | Jun 18, 2021 |
| 4 | Insider transaction | Jun 22, 2021 | Jun 18, 2021 |
| 4 | Insider transaction | Apr 5, 2021 | Apr 1, 2021 |
| 4 | Insider transaction | Mar 3, 2021 | Mar 1, 2021 |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 16, 2021 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 16, 2021 | — |
| SC 13G | Ownership over 5% (passive) | Feb 16, 2021 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 12, 2021 | — |
| 3 | Initial insider ownership | Feb 10, 2021 | Feb 9, 2021 |
| 4 | Insider transaction | Feb 3, 2021 | Feb 1, 2021 |
| SC 13G | Ownership over 5% (passive) | Feb 2, 2021 | — |
| SC 13G | Ownership over 5% (passive) | Jan 8, 2021 | — |
| 4 | Insider transaction | Jan 5, 2021 | Jan 4, 2021 |
| 4 | Insider transaction | Dec 22, 2020 | Dec 18, 2020 |
| 4 | Insider transaction | Dec 22, 2020 | Dec 18, 2020 |
| 4 | Insider transaction | Dec 22, 2020 | Dec 18, 2020 |
| 4 | Insider transaction | Dec 22, 2020 | Dec 18, 2020 |
| 4 | Insider transaction | Dec 22, 2020 | Dec 18, 2020 |
| 4 | Insider transaction | Dec 22, 2020 | Dec 18, 2020 |
| 4 | Insider transaction | Dec 10, 2020 | Dec 8, 2020 |
| SC 13D/A | Amended ownership over 5% (active) | Dec 10, 2020 | — |
| 4 | Insider transaction | Dec 3, 2020 | Dec 1, 2020 |
| 4 | Insider transaction | Nov 3, 2020 | Nov 2, 2020 |
| SC 13G/A | Amended ownership over 5% (passive) | Oct 9, 2020 | — |
| 4 | Insider transaction | Oct 2, 2020 | Oct 1, 2020 |
| SC 13G | Ownership over 5% (passive) | Sep 11, 2020 | — |
| 4 | Insider transaction | Sep 4, 2020 | Sep 3, 2020 |
| 4 | Insider transaction | Aug 12, 2020 | Aug 10, 2020 |
| 3 | Initial insider ownership | Aug 12, 2020 | Aug 10, 2020 |
| 4 | Insider transaction | Jun 24, 2020 | Jun 22, 2020 |
| 4 | Insider transaction | Jun 24, 2020 | Jun 22, 2020 |
| 4 | Insider transaction | Jun 24, 2020 | Jun 22, 2020 |
| 4 | Insider transaction | Jun 24, 2020 | Jun 22, 2020 |
| 4 | Insider transaction | Jun 24, 2020 | Jun 22, 2020 |
| 4 | Insider transaction | Jun 12, 2020 | Jun 12, 2020 |
| 4 | Insider transaction | Jun 10, 2020 | Jun 10, 2020 |
| 4 | Insider transaction | Jun 10, 2020 | Jun 10, 2020 |
| SC 13D/A | Amended ownership over 5% (active) | May 22, 2020 | — |
| 4 | Insider transaction | May 22, 2020 | May 20, 2020 |
| SC 13G | Ownership over 5% (passive) | Apr 27, 2020 | — |
| 4 | Insider transaction | Feb 20, 2020 | Feb 18, 2020 |
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.
New to this? Read What Are SEC Filings? 10-K, 10-Q, 8-K and Other Forms Explained.
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
Other Pharmaceutical Preparations companies
- ELI LILLY & Co LLY
- Johnson & Johnson JNJ
- AbbVie Inc. ABBV
- Merck & Co., Inc. MRK
- Novartis AG NVS
- Astrazeneca PLC AZN
- Abbott Laboratories ABT
- Novo Nordisk A S NVO
Source: SEC EDGAR filings. This is company-reported data, not investment advice.