Latest Period
Q1 2026
Security Snapshot
Lucid Diagnostics Inc. - Common Stock, par value $0.001 per share (LUCD) Institutional Ownership
CUSIP: 54948X109
13F Institutional Holders and Ownership History from Q4 2021 to Q1 2026
Institutions Reporting
103
Shares (Excl. Options)
35,617,132
Price
$1.15
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- Security type / class
- Equity / Common Stock, par value $0.001 per share
- Symbol
- LUCD on Nasdaq
- All holders as of 31 Mar 2026
- Q1 2026
- Total 13F shares
- 35,617,132
- Total 13F value
- $40,959,176
- Portfolio coverage rank
- 0%
- Share change
- +2,803,970
- Value change
- +$3,281,459
- Number of holders
- 103
- Shares outstanding
- 141,152,375
- SEC-reported price per share
- $1.03
- Insider filing price
- $1.03
Latest holder snapshot
5 signals
Issuer context
Names, identifiers, and filing context for this profile.
3 identity fields
13F Shares, Excluding Options vs Price
13F Value, Excluding Options
Total Investors
Key facts
- LUCD - Lucid Diagnostics Inc. - Common Stock, par value $0.001 per share is tracked under CUSIP 54948X109.
- 103 institutions reported positions in Q1 2026.
- 2 significant owners is listed from Schedule 13D/13G reporting.
Change
- Holder count moved from 88 to 103 between Q4 2025 and Q1 2026.
- SEC-reported value moved from $35,033,761 to $40,959,176.
Research use
- You can quickly see who holds this security, then open quarter and manager detail pages for full evidence.
- 13F and Schedule 13D/13G sections are kept together so you can cross-check institutional and beneficial ownership context.
Evidence
Source: SEC Form 13F
Open SEC evidence
Latest holder context comes from 103 institutions filings for Q1 2026.
Security key
54948X109
Latest holder period
Q1 2026
13F holders
103
13D/G owners
2
CIK / CUSIP context first
Open Q1 2026 holders
LUCD full holder history
Lucid Diagnostics Inc. SEC filings
Lucid Diagnostics Inc. company facts
Lucid Diagnostics Inc. insider transactions
Broader feeds
Recent Quarterly Holder Reports
Open recent reporting periods for CUSIP 54948X109:
13D/G owners
Significant owners
Large-stake holder rows connected to Schedule 13D/G evidence.
Rows
2
Security
LUCD
| Filer | Ownership | Change % | Holdings Value | Net Change | Nb Shares | Change % | Reporting Name | Report Period |
|---|---|---|---|---|---|---|---|---|
| PAVmed Inc. | 28% | -2.9% | $46,192,115 | 38,816,903 | 0% | PAVmed Inc. | 03 Feb 2026 | |
| Ayrton Capital LLC | 2% | $1,596,645 | 1,200,485 | Ayrton Capital LLC | 31 Dec 2024 |
As of 31 Mar 2026, 103 institutional investors reported holding 35,617,132 shares of Lucid Diagnostics Inc. - Common Stock, par value $0.001 per share (LUCD). This represents 25% of the company’s total 141,152,375 outstanding shares.
13F concentration
Top 25 institutional shareholders
Largest 13F positions for this security by reported shares and value.
Top holder share
24%
| Institution | Ownership % | Shares Held | Share Change % | Portfolio % | Holdings Value |
|---|---|---|---|---|---|
| BlackRock, Inc. | 3.3% | 4,638,243 | +7.6% | 0% | $5,333,979 |
| VANGUARD CAPITAL MANAGEMENT LLC | 2.9% | 4,154,770 | 0% | 0% | $4,777,986 |
| MASTERS CAPITAL MANAGEMENT LLC | 2.8% | 4,000,000 | 0% | 0.68% | $4,600,000 |
| Aberdeen Group plc | 2.6% | 3,644,277 | +5.4% | 0.01% | $4,190,919 |
| Two Seas Capital LP | 2.1% | 3,000,000 | 0% | 0.16% | $3,450,000 |
| GEODE CAPITAL MANAGEMENT, LLC | 1.6% | 2,245,350 | +11% | 0% | $2,582,785 |
| Russell Investments Group, Ltd. | 1.1% | 1,583,608 | +15537% | 0% | $1,821,147 |
| STATE STREET CORP | 1.1% | 1,554,581 | +15% | 0% | $1,787,768 |
| WELLS FARGO & COMPANY/MN | 0.9% | 1,274,390 | +39% | 0% | $1,465,548 |
| PERKINS CAPITAL MANAGEMENT INC | 0.8% | 1,126,000 | 0% | 1.2% | $1,294,900 |
| Sunbelt Securities, Inc. | 0.64% | 900,013 | +134% | 0.07% | $1,035,015 |
| NORTHERN TRUST CORP | 0.48% | 670,585 | +5.3% | 0% | $771,173 |
| VANGUARD FIDUCIARY TRUST CO | 0.44% | 623,557 | 0% | 0% | $717,091 |
| VANGUARD PORTFOLIO MANAGEMENT LLC | 0.37% | 528,769 | 0% | 0% | $608,084 |
| RAYMOND JAMES FINANCIAL INC | 0.37% | 524,936 | 0% | $603,676 | |
| RENAISSANCE TECHNOLOGIES LLC | 0.35% | 499,661 | -40% | 0% | $574,610 |
| UBS Group AG | 0.32% | 445,479 | +44% | 0% | $512,301 |
| Lido Advisors, LLC | 0.27% | 383,082 | 0% | 0% | $440,544 |
| FIRST MANHATTAN CO. LLC. | 0.23% | 323,450 | 0% | 0% | $371,968 |
| BANK OF MONTREAL /CAN/ | 0.2% | 285,236 | 0% | 0% | $328,021 |
| GOLDMAN SACHS GROUP INC | 0.17% | 242,658 | -16% | 0% | $279,057 |
| AQR CAPITAL MANAGEMENT LLC | 0.17% | 234,769 | +188% | 0% | $269,984 |
| XML Financial, LLC | 0.16% | 223,195 | +25% | 0.02% | $256,674 |
| Bank of New York Mellon Corp | 0.15% | 206,305 | +1.7% | 0% | $237,251 |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 0.14% | 197,424 | -12% | 0% | $227,038 |
Quarter history
Institutional holders across reporting periods
Holder count, reported shares/value, and median price by quarter.
Periods
18
Latest
Q1 2026
Rows shown
1-18 of 18
| Period | 13F Shares, Excl. Options | Value, Excl. Options | Value Change | Price (Median) | Investors |
|---|---|---|---|---|---|
| 2026 Q1 | 35,617,132 | $40,959,176 | +$3,281,459 | $1.15 | 103 |
| 2025 Q4 | 32,168,240 | $35,033,761 | -$2,670,618 | $1.09 | 88 |
| 2025 Q3 | 35,169,477 | $35,524,166 | +$16,345,920 | $1.01 | 84 |
| 2025 Q2 | 18,928,571 | $21,732,070 | +$10,810,145 | $1.15 | 70 |
| 2025 Q1 | 9,361,697 | $13,942,565 | +$9,083,709 | $1.49 | 47 |
| 2024 Q4 | 3,301,334 | $2,700,118 | +$681,674 | $0.82 | 31 |
| 2024 Q3 | 2,453,404 | $1,999,216 | +$373,764 | $0.82 | 27 |
| 2024 Q2 | 1,993,582 | $1,635,840 | -$60,859 | $0.82 | 31 |
| 2024 Q1 | 2,071,200 | $1,687,992 | +$173,028 | $0.81 | 26 |
| 2023 Q4 | 1,747,190 | $2,463,380 | -$132,319 | $1.41 | 23 |
| 2023 Q3 | 1,915,159 | $2,240,076 | +$59,719 | $1.17 | 23 |
| 2023 Q2 | 1,863,743 | $2,590,935 | +$131,895 | $1.39 | 16 |
| 2023 Q1 | 1,768,504 | $2,486,590 | -$200,456 | $1.40 | 18 |
| 2022 Q4 | 1,914,916 | $2,603,465 | -$579,811 | $1.36 | 21 |
| 2022 Q3 | 2,303,350 | $3,522,489 | -$263,904 | $1.53 | 20 |
| 2022 Q2 | 2,455,369 | $5,552,000 | -$914,258 | $2.26 | 23 |
| 2022 Q1 | 2,705,630 | $9,090,000 | -$2,655,787 | $3.36 | 30 |
| 2021 Q4 | 3,308,904 | $17,765,000 | +$14,803,000 | $5.37 | 35 |