Artesian Resources Corp SEC filings ARTNA
Artesian Resources Corp has 1,000 filings in SEC EDGAR's recent list, going back to May 10, 2005. Its latest annual report, Form 10-K, was filed on Mar 16, 2026 for the period ended Dec 31, 2025. The latest quarterly report (Form 10-Q) was filed on Aug 12, 2026, covering the quarter ended Jun 30, 2026. The most recent current report (Form 8-K) was filed on Aug 7, 2026 (results of operations). The company's fiscal year ends on December 31.
| Form | Description | Filed | Period |
|---|---|---|---|
| 3 | Initial insider ownership | Sep 28, 2026 | Sep 27, 2026 |
| 4 | Insider transaction | Sep 17, 2026 | Sep 16, 2026 |
| 4 | Insider transaction | Sep 17, 2026 | Sep 16, 2026 |
| 4 | Insider transaction | Sep 17, 2026 | Sep 16, 2026 |
| 4 | Insider transaction | Sep 17, 2026 | Sep 16, 2026 |
| 4 | Insider transaction | Sep 17, 2026 | Sep 16, 2026 |
| 4 | Insider transaction | Sep 17, 2026 | Sep 16, 2026 |
| 4 | Insider transaction | Sep 17, 2026 | Sep 16, 2026 |
| 144 | Notice of proposed sale | Sep 14, 2026 | — |
| 4/A | Primary document | Sep 11, 2026 | Sep 3, 2026 |
| 4 | Insider transaction | Sep 4, 2026 | Sep 2, 2026 |
| 4 | Insider transaction | Sep 1, 2026 | Aug 31, 2026 |
| 4 | Insider transaction | Aug 31, 2026 | Aug 28, 2026 |
| 4 | Insider transaction | Aug 27, 2026 | Aug 25, 2026 |
| 4 | Insider transaction | Aug 21, 2026 | Aug 20, 2026 |
| 4 | Insider transaction | Aug 18, 2026 | Aug 17, 2026 |
| 144 | Notice of proposed sale | Aug 14, 2026 | — |
| 4 | Insider transaction | May 20, 2026 | May 19, 2026 |
| 4 | Insider transaction | May 6, 2026 | May 5, 2026 |
| 4 | Insider transaction | May 6, 2026 | May 5, 2026 |
| 4 | Insider transaction | May 6, 2026 | May 5, 2026 |
| 4 | Insider transaction | May 6, 2026 | May 5, 2026 |
| 4 | Insider transaction | May 6, 2026 | May 5, 2026 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Apr 7, 2026 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Mar 26, 2026 | — |
| 4 | Insider transaction | Mar 23, 2026 | Mar 23, 2026 |
| 144 | Notice of proposed sale | Mar 23, 2026 | — |
| 4 | Insider transaction | Mar 20, 2026 | Mar 20, 2026 |
| 144 | Notice of proposed sale | Mar 20, 2026 | — |
| 4 | Insider transaction | Mar 20, 2026 | Mar 19, 2026 |
| 144 | Notice of proposed sale | Mar 19, 2026 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Feb 6, 2026 | — |
| 5 | Annual insider ownership | Jan 13, 2026 | Dec 31, 2025 |
| 5 | Annual insider ownership | Jan 13, 2026 | Dec 31, 2025 |
| 5 | Annual insider ownership | Jan 13, 2026 | Dec 31, 2025 |
| 5 | Annual insider ownership | Jan 12, 2026 | Dec 31, 2025 |
| 5 | Annual insider ownership | Jan 12, 2026 | Dec 31, 2025 |
| 5 | Annual insider ownership | Jan 12, 2026 | Dec 31, 2025 |
| 5 | Annual insider ownership | Jan 12, 2026 | Dec 31, 2025 |
| 5 | Annual insider ownership | Jan 12, 2026 | Dec 31, 2025 |
| 4 | Insider transaction | Dec 22, 2025 | Dec 22, 2025 |
| 4 | Insider transaction | Dec 22, 2025 | Dec 19, 2025 |
| 144 | Notice of proposed sale | Dec 19, 2025 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Oct 17, 2025 | — |
| 4 | Insider transaction | Sep 18, 2025 | Sep 16, 2025 |
| 4 | Insider transaction | Sep 18, 2025 | Sep 16, 2025 |
| 4 | Insider transaction | Sep 18, 2025 | Sep 16, 2025 |
| 4 | Insider transaction | Sep 18, 2025 | Sep 16, 2025 |
| 4 | Insider transaction | Sep 18, 2025 | Sep 16, 2025 |
| 4/A | Primary document | Sep 18, 2025 | Sep 16, 2025 |
| 4 | Insider transaction | Sep 18, 2025 | Sep 16, 2025 |
| 4 | Insider transaction | Aug 29, 2025 | Aug 28, 2025 |
| 4 | Insider transaction | Aug 25, 2025 | Aug 22, 2025 |
| 4 | Insider transaction | Aug 22, 2025 | Aug 21, 2025 |
| 3 | Initial insider ownership | Jul 10, 2025 | Jul 1, 2025 |
| 4 | Insider transaction | May 7, 2025 | May 5, 2025 |
| 4 | Insider transaction | May 7, 2025 | May 5, 2025 |
| 4 | Insider transaction | May 7, 2025 | May 5, 2025 |
| 4 | Insider transaction | May 7, 2025 | May 5, 2025 |
| 4 | Insider transaction | May 7, 2025 | May 6, 2025 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Apr 17, 2025 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Feb 5, 2025 | — |
| 5 | Annual insider ownership | Jan 23, 2025 | Dec 31, 2024 |
| 5 | Annual insider ownership | Jan 13, 2025 | Dec 31, 2024 |
| 5 | Annual insider ownership | Jan 13, 2025 | Dec 31, 2024 |
| 5 | Annual insider ownership | Jan 8, 2025 | Dec 31, 2024 |
| 5 | Annual insider ownership | Jan 8, 2025 | Dec 31, 2024 |
| 5 | Annual insider ownership | Jan 8, 2025 | Dec 31, 2024 |
| 5 | Annual insider ownership | Jan 8, 2025 | Dec 31, 2024 |
| SC 13G/A | Amended ownership over 5% (passive) | Nov 14, 2024 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Nov 8, 2024 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Oct 22, 2024 | — |
| 4 | Insider transaction | May 10, 2024 | May 9, 2024 |
| 4 | Insider transaction | May 10, 2024 | May 9, 2024 |
| 4 | Insider transaction | May 10, 2024 | May 9, 2024 |
| 4 | Insider transaction | May 10, 2024 | May 9, 2024 |
| 4 | Insider transaction | May 10, 2024 | May 9, 2024 |
| 4 | Insider transaction | May 8, 2024 | May 6, 2024 |
| 4 | Insider transaction | May 8, 2024 | May 6, 2024 |
| 4 | Insider transaction | May 8, 2024 | May 6, 2024 |
| 4 | Insider transaction | May 8, 2024 | May 6, 2024 |
| 4 | Insider transaction | May 8, 2024 | May 6, 2024 |
| SC 13G | Ownership over 5% (passive) | Feb 14, 2024 | — |
| SC 13G | Ownership over 5% (passive) | Feb 13, 2024 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Jan 24, 2024 | — |
| 5 | Annual insider ownership | Jan 18, 2024 | Dec 31, 2023 |
| 5 | Annual insider ownership | Jan 18, 2024 | Dec 31, 2023 |
| 5 | Annual insider ownership | Jan 18, 2024 | Dec 31, 2023 |
| 5 | Annual insider ownership | Jan 18, 2024 | Dec 31, 2023 |
| 5 | Annual insider ownership | Jan 18, 2024 | Dec 31, 2023 |
| 5 | Annual insider ownership | Jan 18, 2024 | Dec 31, 2023 |
| 5 | Annual insider ownership | Jan 18, 2024 | Dec 31, 2023 |
| 4 | Insider transaction | Dec 21, 2023 | Dec 20, 2023 |
| 4 | Insider transaction | Dec 18, 2023 | Dec 14, 2023 |
| 144 | Notice of proposed sale | Dec 15, 2023 | — |
| 4 | Insider transaction | Nov 24, 2023 | Nov 21, 2023 |
| SC 13G/A | Amended ownership over 5% (passive) | Oct 6, 2023 | — |
| 4 | Insider transaction | Sep 22, 2023 | Sep 20, 2023 |
| 4 | Insider transaction | Aug 14, 2023 | Aug 14, 2023 |
| 4/A | Primary document | May 11, 2023 | May 9, 2023 |
| 4 | Insider transaction | May 11, 2023 | May 9, 2023 |
| 4 | Insider transaction | May 11, 2023 | May 9, 2023 |
| 4 | Insider transaction | May 11, 2023 | May 9, 2023 |
| 4 | Insider transaction | May 11, 2023 | May 9, 2023 |
| 4 | Insider transaction | May 11, 2023 | May 9, 2023 |
| 4 | Insider transaction | May 5, 2023 | May 3, 2023 |
| 4 | Insider transaction | May 5, 2023 | May 3, 2023 |
| 4 | Insider transaction | May 5, 2023 | May 3, 2023 |
| 4 | Insider transaction | May 5, 2023 | May 3, 2023 |
| 4 | Insider transaction | May 5, 2023 | May 3, 2023 |
| SC 13G/A | Amended ownership over 5% (passive) | Jan 24, 2023 | — |
| 5 | Annual insider ownership | Jan 17, 2023 | Dec 31, 2022 |
| 5 | Annual insider ownership | Jan 10, 2023 | Dec 31, 2022 |
| 5 | Annual insider ownership | Jan 10, 2023 | Dec 31, 2022 |
| 5 | Annual insider ownership | Jan 10, 2023 | Dec 31, 2022 |
| 5 | Annual insider ownership | Jan 10, 2023 | Dec 31, 2022 |
| 5 | Annual insider ownership | Jan 10, 2023 | Dec 31, 2022 |
| 5 | Annual insider ownership | Jan 10, 2023 | Dec 31, 2022 |
| 4 | Insider transaction | Dec 15, 2022 | Dec 14, 2022 |
| 4 | Insider transaction | Dec 14, 2022 | Dec 13, 2022 |
| 4 | Insider transaction | Dec 13, 2022 | Dec 12, 2022 |
| 4 | Insider transaction | Dec 13, 2022 | Dec 9, 2022 |
| 4 | Insider transaction | Nov 18, 2022 | Nov 17, 2022 |
| 4 | Insider transaction | Nov 18, 2022 | Nov 17, 2022 |
| 3 | Initial insider ownership | Nov 9, 2022 | Nov 4, 2022 |
| 3 | Initial insider ownership | Nov 9, 2022 | Nov 4, 2022 |
| 3 | Initial insider ownership | Oct 11, 2022 | Oct 3, 2022 |
| 4 | Insider transaction | Sep 19, 2022 | Sep 16, 2022 |
| 4 | Insider transaction | Sep 19, 2022 | Sep 16, 2022 |
| 4 | Insider transaction | Aug 29, 2022 | Aug 26, 2022 |
| 4 | Insider transaction | Aug 12, 2022 | Aug 11, 2022 |
| SC 13G | Ownership over 5% (passive) | Jun 9, 2022 | — |
| 4 | Insider transaction | May 5, 2022 | May 3, 2022 |
| 4 | Insider transaction | May 5, 2022 | May 4, 2022 |
| 4 | Insider transaction | May 5, 2022 | May 3, 2022 |
| 4 | Insider transaction | May 5, 2022 | May 3, 2022 |
| 4 | Insider transaction | May 5, 2022 | May 3, 2022 |
| 4 | Insider transaction | May 5, 2022 | May 3, 2022 |
| 4 | Insider transaction | Mar 25, 2022 | Mar 23, 2022 |
| 4 | Insider transaction | Mar 22, 2022 | Mar 18, 2022 |
| 4 | Insider transaction | Mar 17, 2022 | Mar 16, 2022 |
| 4 | Insider transaction | Mar 17, 2022 | Mar 16, 2022 |
| 4 | Insider transaction | Mar 15, 2022 | Mar 14, 2022 |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 10, 2022 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 9, 2022 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 1, 2022 | — |
| 5 | Annual insider ownership | Jan 28, 2022 | Dec 31, 2021 |
| 5 | Annual insider ownership | Jan 28, 2022 | Dec 31, 2021 |
| 5 | Annual insider ownership | Jan 28, 2022 | Dec 31, 2021 |
| 5 | Annual insider ownership | Jan 28, 2022 | Dec 31, 2021 |
| 5 | Annual insider ownership | Jan 28, 2022 | Dec 31, 2021 |
| 5 | Annual insider ownership | Jan 28, 2022 | Dec 31, 2021 |
| 5 | Annual insider ownership | Jan 28, 2022 | Dec 31, 2021 |
| 4 | Insider transaction | Dec 8, 2021 | Dec 7, 2021 |
| 4 | Insider transaction | Jun 23, 2021 | Jun 22, 2021 |
| 4 | Insider transaction | May 17, 2021 | May 14, 2021 |
| 4 | Insider transaction | May 11, 2021 | May 7, 2021 |
| 4 | Insider transaction | May 10, 2021 | May 6, 2021 |
| 4 | Insider transaction | May 10, 2021 | May 6, 2021 |
| 4 | Insider transaction | May 10, 2021 | May 6, 2021 |
| 4 | Insider transaction | May 10, 2021 | May 6, 2021 |
| 4 | Insider transaction | May 10, 2021 | May 6, 2021 |
| 4 | Insider transaction | May 5, 2021 | May 4, 2021 |
| 4 | Insider transaction | May 5, 2021 | May 4, 2021 |
| 4 | Insider transaction | May 5, 2021 | May 4, 2021 |
| 4 | Insider transaction | May 5, 2021 | May 4, 2021 |
| 4 | Insider transaction | May 5, 2021 | May 4, 2021 |
| 4 | Insider transaction | Mar 24, 2021 | Mar 23, 2021 |
| 4 | Insider transaction | Mar 24, 2021 | Mar 23, 2021 |
| 4 | Insider transaction | Mar 22, 2021 | Mar 22, 2021 |
| 4 | Insider transaction | Mar 18, 2021 | Mar 17, 2021 |
| 4 | Insider transaction | Mar 17, 2021 | Mar 16, 2021 |
| SC 13G | Ownership over 5% (passive) | Feb 10, 2021 | — |
| SC 13G | Ownership over 5% (passive) | Feb 10, 2021 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Jan 29, 2021 | — |
| 5 | Annual insider ownership | Jan 22, 2021 | Dec 31, 2020 |
| 5 | Annual insider ownership | Jan 22, 2021 | Dec 31, 2020 |
| 5 | Annual insider ownership | Jan 22, 2021 | Dec 31, 2020 |
| 5 | Annual insider ownership | Jan 22, 2021 | Dec 31, 2020 |
| 5 | Annual insider ownership | Jan 22, 2021 | Dec 31, 2020 |
| 5 | Annual insider ownership | Jan 22, 2021 | Dec 31, 2020 |
| 5 | Annual insider ownership | Jan 22, 2021 | Dec 31, 2020 |
| 5 | Annual insider ownership | Jan 22, 2021 | Dec 31, 2020 |
| 4 | Insider transaction | Dec 22, 2020 | Dec 18, 2020 |
| 4 | Insider transaction | Dec 18, 2020 | Dec 17, 2020 |
| 4 | Insider transaction | Dec 15, 2020 | Dec 11, 2020 |
| 4 | Insider transaction | Dec 10, 2020 | Dec 9, 2020 |
| 4 | Insider transaction | May 29, 2020 | May 28, 2020 |
| 4 | Insider transaction | May 18, 2020 | May 15, 2020 |
| 4 | Insider transaction | May 14, 2020 | May 12, 2020 |
| 4 | Insider transaction | May 13, 2020 | May 11, 2020 |
| 4 | Insider transaction | May 11, 2020 | May 8, 2020 |
| 4 | Insider transaction | May 11, 2020 | May 8, 2020 |
| 4 | Insider transaction | May 11, 2020 | May 8, 2020 |
| 4 | Insider transaction | May 11, 2020 | May 8, 2020 |
| 4 | Insider transaction | May 11, 2020 | May 8, 2020 |
| 4 | Insider transaction | May 7, 2020 | May 6, 2020 |
| 4 | Insider transaction | May 7, 2020 | May 6, 2020 |
| 4 | Insider transaction | May 7, 2020 | May 6, 2020 |
| 4 | Insider transaction | May 7, 2020 | May 6, 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
- Water Supply (SIC 4941)
- Listed as
- ARTNA (Nasdaq), ARTNB (OTC)
- Fiscal year ends
- December 31
- Incorporated in
- DE
- Headquarters
- Newark, DE
- SEC filer status
- Non-accelerated filer
- SEC CIK
- 863110
Other Water Supply companies
Source: SEC EDGAR filings. This is company-reported data, not investment advice.