Security key
54948X109
Lucid Diagnostics Inc. - Common Stock, par value $0.001 per share (LUCD)
CUSIP: 54948X109
Q2 2025 13F Holders as of 30 Jun 2025
- Security type / class
- Equity / Common Stock, par value $0.001 per share
- Total 13F shares
- 18,928,571
- Total 13F value
- $21,732,070
- Share change
- +9,560,983
- SEC-reported price per share
- $1.15
- Number of holders
- 70
- Value change
- +$10,810,145
- Number of buys
- 49
- Number of sells
- 15
- Shares outstanding
- 141,152,375
Holder snapshot
6 signals
Security identity
Names, identifiers, and filing context for this profile.
1 source field
Report period
Q2 2025
Institutions
70
Top holders
10
LUCD full security history
Ownership snapshot
Full 13F holder table
Newer quarter: Q3 2025
Previous quarter: Q1 2025
Lucid Diagnostics Inc. SEC filings
Lucid Diagnostics Inc. company facts
Broader feeds
Reporting periods
Holder history for CUSIP 54948X109
Recent filing periods:
Ownership snapshot
Top reported holders of LUCD - Lucid Diagnostics Inc. - Common Stock, par value $0.001 per share (13F + 13D/G + 3/4/5)
Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.
Comparable stake leader
Ayrton Capital LLC
Disclosed value leader
MASTERS CAPITAL MANAGEMEN...
Comparable rows
15/15
Latest evidence
31 Mar 2025
13D/G
13F
Lead comparable stake: 2%
13D/G row: Ayrton Capital LLC
Showing 1-6 of 15 holder rows.
Quick read
Ayrton Capital LLC leads the comparable SEC ownership view at 2%.
15 of 15 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.
Open SEC evidence
Opens Ayrton Capital LLC's linked filing trail.
Comparable ownership
Top 5
Ayrton Capital LLC
2%
MASTERS CAPITAL MANAGEMENT LLC
1.9%
Alyeska Investment Group, L.P.
1.3%
VANGUARD GROUP INC
0.63%
RENAISSANCE TECHNOLOGIES LLC
0.33%
Ownership % is shown only when SEC disclosures are safely comparable across share classes.
Detailed SEC evidence table Showing 1-6 of 15 holder rows
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| Ayrton Capital LLC |
13D/G
|
2%
|
$1,596,645
1,200,485 shares
|
$0 | 31 Dec 2024 |
| MASTERS CAPITAL MANAGEMENT LLC |
13F
Company
|
1.9%
|
$4,063,637
2,727,273 shares
|
— | 31 Mar 2025 |
| Alyeska Investment Group, L.P. |
13F
Company
|
1.3%
|
$2,812,886
1,887,843 shares
|
— | 31 Mar 2025 |
| VANGUARD GROUP INC |
13F
Company
|
0.63%
|
$1,324,422
888,874 shares
|
— | 31 Mar 2025 |
| RENAISSANCE TECHNOLOGIES LLC |
13F
Company
|
0.33%
|
$684,007
459,065 shares
|
— | 31 Mar 2025 |
| LUMINUS MANAGEMENT LLC |
13F
Company
|
0.32%
|
$680,400
456,644 shares
|
— | 31 Mar 2025 |
How to read this table
Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
13F holder rows
Institutional holders as of Q2 2025
Investor-level positions for this CUSIP, loaded as an interactive table.
Institutions
70
Shares
18,928,571
Rows available
70
| Investor | Option | Weight % | Change % | SEC-reported value | * Price | Shares | Share Change | Activity | Report Period |
|---|
* SEC-reported price is the security price as of the portfolio date and can indicate the last known price at which the security was still held. The marker flags a reported price that did not pass the local price check.
Compare Q2 2025 vs Q1 2025 Across Filers
Q1 2025 holders
47
Q2 2025 holders
70
Holder diff
23
| Investor | Q1 2025 Shares | Q2 2025 Shares | Share Diff | Share Chg % | Q1 2025 value | Q2 2025 value | Value change | Value Chg % |
|---|
Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).
Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend