Lucid Diagnostics Inc. SEC filings LUCD
Lucid Diagnostics Inc. has 281 filings in SEC EDGAR's recent list, going back to Jan 21, 2020. Its latest annual report, Form ARS, was filed on Apr 30, 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 Oct 22, 2026 (unregistered share sale, change to shareholder rights, bylaw or fiscal year change). The company's fiscal year ends on December 31.
| Form | Description | Filed | Period |
|---|---|---|---|
| 4 | Insider transaction | May 21, 2026 | May 20, 2026 |
| 3/A | Amended initial statement of beneficial ownership of securities | Apr 24, 2026 | Mar 23, 2026 |
| 3 | Initial insider ownership | Apr 13, 2026 | Mar 23, 2026 |
| 4 | Insider transaction | Feb 24, 2026 | Feb 20, 2026 |
| 4 | Insider transaction | Feb 24, 2026 | Feb 20, 2026 |
| 4 | Insider transaction | Feb 24, 2026 | Feb 20, 2026 |
| 4 | Insider transaction | Feb 24, 2026 | Feb 20, 2026 |
| 4 | Insider transaction | Feb 24, 2026 | Feb 20, 2026 |
| 4 | Insider transaction | Feb 24, 2026 | Feb 20, 2026 |
| 4 | Insider transaction | Feb 24, 2026 | Feb 20, 2026 |
| 4 | Insider transaction | Feb 24, 2026 | Feb 20, 2026 |
| 4 | Insider transaction | Feb 24, 2026 | Feb 20, 2026 |
| 4 | Insider transaction | Feb 24, 2026 | Feb 20, 2026 |
| 4 | Insider transaction | Feb 24, 2026 | Feb 20, 2026 |
| SCHEDULE 13D/A | Amended ownership over 5% (active) | Feb 9, 2026 | — |
| SCHEDULE 13D/A | Amended ownership over 5% (active) | Oct 10, 2025 | — |
| 4 | Insider transaction | Oct 7, 2025 | Oct 6, 2025 |
| 3 | Initial insider ownership | Oct 7, 2025 | Sep 22, 2025 |
| 4 | Insider transaction | Aug 22, 2025 | Aug 20, 2025 |
| 4/A | Amended statement of changes in beneficial ownership of securities | May 23, 2025 | May 20, 2025 |
| 4 | Insider transaction | May 22, 2025 | May 20, 2025 |
| 4 | Insider transaction | Feb 21, 2025 | Feb 20, 2025 |
| 4 | Insider transaction | Feb 21, 2025 | Feb 20, 2025 |
| 4 | Insider transaction | Feb 21, 2025 | Feb 20, 2025 |
| 4 | Insider transaction | Feb 21, 2025 | Feb 20, 2025 |
| 4 | Insider transaction | Feb 21, 2025 | Feb 20, 2025 |
| 4 | Insider transaction | Feb 21, 2025 | Feb 20, 2025 |
| 4 | Insider transaction | Feb 21, 2025 | Feb 20, 2025 |
| 4 | Insider transaction | Feb 21, 2025 | Feb 20, 2025 |
| 4 | Insider transaction | Feb 21, 2025 | Feb 20, 2025 |
| 4 | Insider transaction | Feb 21, 2025 | Feb 20, 2025 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Feb 13, 2025 | — |
| SC 13D/A | Amended ownership over 5% (active) | Dec 12, 2024 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Jul 8, 2024 | — |
| 4 | Insider transaction | May 9, 2024 | May 8, 2024 |
| 3 | Initial insider ownership | May 9, 2024 | May 6, 2024 |
| 4 | Insider transaction | May 8, 2024 | May 7, 2024 |
| 4 | Insider transaction | May 8, 2024 | May 7, 2024 |
| 4 | Insider transaction | May 8, 2024 | May 7, 2024 |
| 4 | Insider transaction | May 8, 2024 | May 7, 2024 |
| 4 | Insider transaction | Feb 23, 2024 | Feb 22, 2024 |
| 4 | Insider transaction | Feb 23, 2024 | Feb 22, 2024 |
| 4 | Insider transaction | Feb 23, 2024 | Feb 22, 2024 |
| 4 | Insider transaction | Feb 23, 2024 | Feb 22, 2024 |
| 4 | Insider transaction | Feb 23, 2024 | Feb 22, 2024 |
| 4 | Insider transaction | Feb 20, 2024 | Feb 15, 2024 |
| SC 13D/A | Amended ownership over 5% (active) | Feb 20, 2024 | — |
| SC 13G | Ownership over 5% (passive) | Feb 14, 2024 | — |
| SC 13D/A | Amended ownership over 5% (active) | Feb 2, 2024 | — |
| 4 | Insider transaction | Jan 30, 2024 | Jan 26, 2024 |
| 4 | Insider transaction | Sep 27, 2023 | Sep 25, 2023 |
| 4/A | Amended statement of changes in beneficial ownership of securities | Sep 27, 2023 | Sep 20, 2023 |
| 144 | Notice of proposed sale | Sep 26, 2023 | — |
| 4 | Insider transaction | Sep 22, 2023 | Sep 20, 2023 |
| 4/A | Amended statement of changes in beneficial ownership of securities | Apr 13, 2023 | Nov 30, 2022 |
| 3 | Initial insider ownership | Apr 6, 2023 | Mar 18, 2022 |
| SC 13G/A | Amended ownership over 5% (passive) | Mar 24, 2023 | — |
| SC 13G | Ownership over 5% (passive) | Mar 23, 2023 | — |
| 4 | Insider transaction | Feb 2, 2023 | Jan 31, 2023 |
| 4 | Insider transaction | Feb 2, 2023 | Jan 31, 2023 |
| 4 | Insider transaction | Feb 2, 2023 | Jan 31, 2023 |
| 4 | Insider transaction | Feb 2, 2023 | Jan 31, 2023 |
| 4 | Insider transaction | Feb 2, 2023 | Jan 31, 2023 |
| 4 | Insider transaction | Dec 2, 2022 | Nov 30, 2022 |
| SC 13D/A | Amended ownership over 5% (active) | Dec 2, 2022 | — |
| 4 | Insider transaction | Sep 22, 2022 | Sep 20, 2022 |
| 4 | Insider transaction | Aug 2, 2022 | Aug 2, 2022 |
| 3 | Initial insider ownership | Aug 2, 2022 | Aug 1, 2022 |
| 4 | Insider transaction | Jun 9, 2022 | Jun 7, 2022 |
| 3 | Initial insider ownership | Jun 8, 2022 | May 31, 2022 |
| 4 | Insider transaction | Feb 24, 2022 | Feb 18, 2022 |
| 4 | Insider transaction | Feb 23, 2022 | Feb 18, 2022 |
| 4 | Insider transaction | Feb 23, 2022 | Feb 18, 2022 |
| 4 | Insider transaction | Feb 23, 2022 | Feb 18, 2022 |
| 4 | Insider transaction | Feb 23, 2022 | Feb 18, 2022 |
| 4 | Insider transaction | Feb 23, 2022 | Feb 18, 2022 |
| 4 | Insider transaction | Feb 23, 2022 | Feb 18, 2022 |
| 4 | Insider transaction | Jan 10, 2022 | Jan 7, 2022 |
| 4 | Insider transaction | Jan 10, 2022 | Jan 7, 2022 |
| SC 13D | Ownership over 5% (active) | Oct 27, 2021 | — |
| 4 | Insider transaction | Oct 20, 2021 | Oct 18, 2021 |
| 4 | Insider transaction | Oct 20, 2021 | Oct 18, 2021 |
| 3 | Initial insider ownership | Oct 13, 2021 | Oct 13, 2021 |
| 3 | Initial insider ownership | Oct 13, 2021 | Oct 13, 2021 |
| 3 | Initial insider ownership | Oct 13, 2021 | Oct 13, 2021 |
| 3 | Initial insider ownership | Oct 13, 2021 | Oct 13, 2021 |
| 3 | Initial insider ownership | Oct 13, 2021 | Oct 13, 2021 |
| 3 | Initial insider ownership | Oct 13, 2021 | Oct 13, 2021 |
| 3 | Initial insider ownership | Oct 13, 2021 | Oct 13, 2021 |
| 3 | Initial insider ownership | Oct 13, 2021 | Oct 13, 2021 |
| 3 | Initial insider ownership | Oct 13, 2021 | Oct 13, 2021 |
Showing 91 filings. 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
- Surgical & Medical Instruments & Apparatus (SIC 3841)
- Listed as
- LUCD (Nasdaq)
- Fiscal year ends
- December 31
- Incorporated in
- DE
- Headquarters
- New York, NY
- SEC filer status
- , Emerging growth company
- SEC CIK
- 1799011
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Source: SEC EDGAR filings. This is company-reported data, not investment advice.