Lucid Diagnostics Inc.
LUCD- Exchange
- Nasdaq
- Industry
- Surgical & Medical Instruments & Apparatus
- SEC CIK
- 0001799011
No open-market purchases or sales by Lucid Diagnostics Inc. insiders were filed in the last 90 days; 115 institutions reported holding it in 13F filings for Q2 2026, worth $65.7M in total; no superinvestor holds it.
Holders of 5% or more of LUCD
Holders whose latest Schedule 13D or 13G filing reports 5% or more of Lucid Diagnostics Inc., largest stake first. The change is against the holder's previous filing.
| Holder | Latest form | Stake | Change | First filed | Latest filing | Filing |
|---|---|---|---|---|---|---|
| PAVmed Inc. | 13D/A | 27.50%38.8M shares | −0.80 ppfrom 28.30% | Oct 27, 20217 filings | Feb 9, 2026 | SEC |
Stakes are as of each holder's latest filing. Holders whose last filing was in the old format (before December 18, 2024) have no stake on record and are not listed, and after an acquisition or delisting holders usually stop filing.
13D and 13G filings
12 Schedule 13D and 13G filings on Lucid Diagnostics Inc., newest first, including old-format filings without a stake.
| Filed (ET) | Filer | Form | Stake | Change | Event date | Filing |
|---|---|---|---|---|---|---|
| Feb 9, 20266:41 PM ET | PAVmed Inc. | 13D/A | 27.50%38.8M shares | −0.80 ppfrom 28.30% | Feb 3, 2026 | SEC |
| Oct 10, 20259:45 PM ET | PAVmed Inc. | 13D/A | 28.30%38.8M shares | – | Oct 9, 2025 | SEC |
| Feb 13, 20251:38 PM ET | Ayrton Capital LLCand 2 others | 13G/A | 2.00%1.20M shares | –Below 5% | Dec 31, 2024 | SEC |
| Dec 12, 2024 | PAVmed Inc. | 13D/AOld format | – | – | – | SEC |
| Jul 8, 2024 | Ayrton Capital LLC | 13G/AOld format | – | – | – | SEC |
| Feb 20, 2024 | PAVmed Inc. | 13D/AOld format | – | – | – | SEC |
| Feb 14, 2024 | Ayrton Capital LLC | 13GOld format | – | – | – | SEC |
| Feb 2, 2024 | PAVmed Inc. | 13D/AOld format | – | – | – | SEC |
| Mar 24, 2023 | Ayrton Capital LLC | 13G/AOld format | – | – | – | SEC |
| Mar 23, 2023 | Ayrton Capital LLC | 13GOld format | – | New | – | SEC |
| Dec 2, 2022 | PAVmed Inc. | 13D/AOld format | – | – | – | SEC |
| Oct 27, 2021 | PAVmed Inc. | 13DOld format | – | New | – | SEC |
Form 144: proposed insider sales
Notices from officers, directors and other affiliates planning to sell Lucid Diagnostics Inc. shares.
No Form 144 notices for Lucid Diagnostics Inc. are on file.