LUCID DIAGNOSTICS INC (LUCD) Top Institutional Shareholders
LUCID DIAGNOSTICS INC (LUCD) is currently reported in institutional portfolios tracked by InsiderSet based on the latest available SEC Form 13F filings for the quarter ended March 31, 2026. The institutional investors covered on this page collectively reported approximately $40.74M in LUCD holdings during the latest filing period.
Blackrock, Inc. is currently the largest disclosed institutional shareholder of LUCD tracked by InsiderSet, reporting ownership valued at approximately $5.33M in its March 31, 2026 SEC Form 13F filing. Based on current market prices and the latest disclosed share count, the position is now estimated to be worth approximately $4.56M, representing an estimated loss of -14.55% since the filing period.
The top 10 institutional shareholders tracked on this page collectively account for approximately 77% of the total disclosed LUCD value among the investors covered in this analysis. Major shareholders include Blackrock, Inc., Vanguard Capital Management Llc, Masters Capital Management Llc, and several other long-term asset managers with concentrated positions in LUCID DIAGNOSTICS INC (LUCD).
This page ranks the largest institutional LUCD shareholders using publicly disclosed SEC Form 13F data, including reported values, estimated current holding values, portfolio allocation percentages, ownership concentration metrics, and historical holding changes across major hedge funds and investment firms.
Institutional Holders
100
Total Reported Value
$40.74M
Largest Holder
Blackrock, Inc.
Largest Position
$5.33M
Insider Transactions (90d)
0
Latest Filing Quarter
Q1 2026
New Institutional Positions
112
Funds Exiting Positions
0
| Name | Investor/Manager | Portfolio % | Quantity | Reported Balance | Current Estimated Value | Gain/loss Since Filing | Estimated Portfolio Performance |
|---|---|---|---|---|---|---|---|
| Blackrock, Inc. | 0.00% | 4,638,243 | $5,333,979 | $4,558,001 | -$775,978 | -14.55% | |
| Vanguard Capital Management Llc | 0.00% | 4,154,770 | $4,777,986 | $4,082,892 | -$695,094 | -14.55% | |
| Masters Capital Management Llc | 0.68% | 4,000,000 | $4,600,000 | $3,930,800 | -$669,200 | -14.55% | |
| Aberdeen Group Plc | 0.01% | 3,644,277 | $4,190,919 | $3,581,231 | -$609,688 | -14.55% | |
| Two Seas Capital Lp | 0.16% | 3,000,000 | $3,450,000 | $2,948,100 | -$501,900 | -14.55% | |
| Geode Capital Management, Llc | 0.00% | 2,245,350 | $2,582,785 | $2,206,505 | -$376,280 | -14.57% | |
| Russell Investments Group, Ltd. | 0.00% | 1,583,608 | $1,821,147 | $1,556,212 | -$264,935 | -14.55% | |
| State Street Corp | 0.00% | 1,554,581 | $1,787,768 | $1,527,687 | -$260,081 | -14.55% | |
| Wells Fargo & Company/Mn | 0.00% | 1,274,390 | $1,465,548 | $1,252,343 | -$213,205 | -14.55% | |
| Perkins Capital Management Inc | 1.21% | 1,126,000 | $1,294,900 | $1,106,520 | -$188,380 | -14.55% | |
| Sunbelt Securities, Inc. | 0.07% | 900,013 | $1,035,015 | $884,443 | -$150,572 | -14.55% | |
| Northern Trust Corp | 0.00% | 670,585 | $771,173 | $658,984 | -$112,189 | -14.55% | |
| Vanguard Fiduciary Trust Co | 0.00% | 623,557 | $717,091 | $612,769 | -$104,322 | -14.55% | |
| Vanguard Portfolio Management Llc | 0.00% | 528,769 | $608,084 | $519,621 | -$88,463 | -14.55% | |
| Raymond James Financial Inc | 0.00% | 524,936 | $603,676 | $515,855 | -$87,821 | -14.55% | |
| Renaissance Technologies LLC | Jim Simons | 0.00% | 499,661 | $574,610 | $491,017 | -$83,593 | -14.55% |
| Ubs Group Ag | 0.00% | 445,479 | $512,301 | $437,772 | -$74,529 | -14.55% | |
| Lido Advisors, Llc | 0.00% | 383,082 | $440,544 | $376,455 | -$64,089 | -14.55% | |
| First Manhattan Co. Llc. | 0.00% | 323,450 | $371,968 | $317,854 | -$54,114 | -14.55% | |
| Bank Of Montreal | 0.00% | 285,236 | $328,021 | $280,301 | -$47,720 | -14.55% | |
| Goldman Sachs Group Inc | 0.00% | 242,658 | $279,057 | $238,460 | -$40,597 | -14.55% | |
| Aqr Capital Management Llc | 0.00% | 234,769 | $269,984 | $230,707 | -$39,277 | -14.55% | |
| Xml Financial, Llc | 0.02% | 223,195 | $256,674 | $219,334 | -$37,340 | -14.55% | |
| Bank Of New York Mellon Corp | 0.00% | 206,306 | $237,253 | $202,737 | -$34,516 | -14.55% | |
| Charles Schwab Investment Management Inc | 0.00% | 197,424 | $227,038 | $194,009 | -$33,029 | -14.55% | |
| Lpl Financial Llc | 0.00% | 172,376 | $198,232 | $169,394 | -$28,838 | -14.55% | |
| Fmr Llc | 0.00% | 120,569 | $138,655 | $118,483 | -$20,172 | -14.55% | |
| Xtx Topco Ltd | 0.00% | 119,529 | $137,458 | $117,461 | -$19,997 | -14.55% | |
| Squarepoint Ops Llc | 0.00% | 115,022 | $132,275 | $113,032 | -$19,243 | -14.55% | |
| Susquehanna International Group, Llp | 0.00% | 103,174 | $118,650 | $101,389 | -$17,261 | -14.55% | |
| Nuveen, Llc | 0.00% | 90,234 | $103,769 | $88,673 | -$15,096 | -14.55% | |
| Bank Of America Corp | 0.00% | 88,527 | $101,806 | $86,995 | -$14,811 | -14.55% | |
| Deutsche Bank Ag\ | 0.00% | 80,355 | $92,408 | $78,965 | -$13,443 | -14.55% | |
| Centiva Capital, Lp | 0.00% | 69,063 | $79,422 | $67,868 | -$11,554 | -14.55% | |
| New York State Common Retirement Fund | 0.00% | 58,700 | $67,505 | $57,684 | -$9,821 | -14.55% | |
| Sargent Investment Group, Llc | 0.01% | 54,030 | $62,135 | $53,095 | -$9,040 | -14.55% | |
| Mml Investors Services, Llc | 0.00% | 50,000 | $57,500 | $49,135 | -$8,365 | -14.55% | |
| Rhumbline Advisers | 0.00% | 48,630 | $55,919 | $47,789 | -$8,130 | -14.54% | |
| Morgan Stanley | 0.00% | 46,037 | $52,943 | $45,241 | -$7,702 | -14.55% | |
| Mirae Asset Global Etfs Holdings Ltd. | 0.00% | 42,880 | $49,312 | $42,138 | -$7,174 | -14.55% | |
| Invesco Ltd. | 0.00% | 37,926 | $43,614 | $37,270 | -$6,344 | -14.55% | |
| Police & Firemen'S Retirement System Of New Jersey | 0.00% | 30,739 | $35,350 | $30,207 | -$5,143 | -14.55% | |
| Oppenheimer & Co Inc | 0.00% | 30,000 | $34,500 | $29,481 | -$5,019 | -14.55% | |
| Traphagen Investment Advisors Llc | 0.00% | 29,295 | $33,690 | $28,788 | -$4,902 | -14.55% | |
| Americana Partners, Llc | 0.00% | 26,427 | $30,391 | $25,970 | -$4,421 | -14.55% | |
| Abel Hall, Llc | 0.01% | 25,728 | $29,587 | $25,283 | -$4,304 | -14.55% | |
| Vanguard Global Advisers, Llc | 0.00% | 24,900 | $28,635 | $24,469 | -$4,166 | -14.55% | |
| Intech Investment Management Llc | 0.00% | 23,281 | $26,773 | $22,878 | -$3,895 | -14.55% | |
| Osaic Holdings, Inc. | 0.00% | 22,770 | $26,184 | $22,376 | -$3,808 | -14.54% | |
| R Squared Ltd | 0.01% | 21,516 | $24,743 | $21,144 | -$3,599 | -14.55% |
Frequently asked questions about LUCD
Who owns the most LUCD stock?
The largest holders of LUCD are typically major institutional investors such as asset managers and hedge funds reporting on Form 13F. The table above ranks tracked superinvestors by reported position size using the latest available filings for LUCID DIAGNOSTICS INC (LUCD).
Is LUCD widely held by superinvestors?
Many widely followed stocks like LUCD appear across numerous superinvestor portfolios because of liquidity, index inclusion, and fundamentals. The holder count and table above show how broadly LUCD is represented among the institutional managers we track.
What do “Current Estimated Value”, “Gain/loss Since Filing”, and “Estimated Portfolio Performance” mean?
Current Estimated Value is reported share quantity from the latest 13F times our most recent split-adjusted U.S. session close. Gain/loss Since Filing is that estimate minus the reported 13F dollar value; Estimated Portfolio Performance is that difference as a percent of the reported value. Green means the estimate is above the filing value; red means below (not purchase cost). If many filers share the same implied filing price per share, the performance % may match across rows. These are not official fund marks or live quotes.